feat: The Big One UI

2026-01-28 08:27:30 +00:00
parent f9e0eb95f8
commit 82785dc8cb
45 changed files with 4147 additions and 143 deletions
--- a/src/pages/MonitoringPage/MonitoringPage.module.css
+++ b/src/pages/MonitoringPage/MonitoringPage.module.css
@@ -0,0 +1,276 @@
+.dashboardContainer {
+  display: grid;
+  grid-template-columns: 2fr 1fr; /* Left = content, Right = logs */
+  grid-template-rows: auto 1fr auto; /* Header, Main, Footer */
+  grid-template-areas:
+    "header logs"
+    "main logs"
+    "footer footer";
+  gap: 1rem;
+  padding: 1rem;
+  background-color: var(--bg-main);
+  color: var(--text-main);
+  font-family: Arial, sans-serif;
+}
+
+/* HEADER */
+.experimentOverview {
+  grid-area: header;
+  display: flex;
+  color: color;
+  justify-content: space-between;
+  align-items: flex-start;
+  background: var(--bg-surface);
+  color: var(--text-main);
+  box-shadow: var(--shadow);
+  padding: 1rem;
+  box-shadow: var(--panel-shadow);
+  position: static; /* ensures it scrolls away */
+}
+
+.phaseProgress {
+  margin-top: 0.5rem;
+}
+
+.phase {
+  display: inline-block;
+  width: 25px;
+  height: 25px;
+  margin: 0 3px;
+  text-align: center;
+  line-height: 25px;
+  background: gray;
+}
+
+.completed {
+  background-color: green;
+  color: white;
+}
+
+.current {
+  background-color: rgb(255, 123, 0);
+  color: white;
+}
+
+.connected {
+  color: green;
+  font-weight: bold;
+}
+
+.disconnected {
+  color: red;
+  font-weight: bold;
+}
+
+.pausePlayInactive{
+  background-color: gray;
+  color: white;
+}
+
+.pausePlayActive{
+  background-color: green;
+  color: white;
+}
+
+.next {
+  background-color: #6c757d;
+  color: white;
+}
+
+.restartExperiment{
+  background-color: red;
+  color: white;
+}
+
+/* MAIN GRID */
+.phaseOverview {
+  grid-area: main;
+  display: grid;
+  grid-template-columns: repeat(2, 1fr);
+  grid-template-rows: repeat(2, auto);
+  gap: 1rem;
+  background: var(--bg-surface);
+  color: var(--text-main);
+  padding: 1rem;
+  box-shadow: var(--panel-shadow);
+  
+}
+
+.phaseBox {
+  background: var(--bg-surface);
+  border: 1px solid var(--border-color);
+  box-shadow: var(--panel-shadow);
+  padding: 1rem;
+  display: flex;         
+  flex-direction: column;
+  box-shadow: inset 0 0 3px rgba(0, 0, 0, 0.05);
+  
+  height: 250px;   
+}
+
+.phaseBox ul {
+  list-style: none;
+  padding: 0;
+  margin: 0;
+  
+  overflow-y: auto;       
+  flex-grow: 1;          
+  
+
+}
+
+.phaseBox ul::-webkit-scrollbar {
+  width: 6px;
+}
+
+.phaseBox ul::-webkit-scrollbar-thumb {
+  background-color: #ccc;
+  border-radius: 10px;
+}
+
+.phaseOverviewText {
+  grid-column: 1 / -1; /* make the title span across both columns */
+  font-size: 1.4rem;
+  font-weight: 600;
+  margin: 0;            /* remove default section margin */
+  padding: 0.25rem 0;   /* smaller internal space */
+}
+
+.phaseOverviewText h3{
+  margin: 0;            /* removes top/bottom whitespace */
+  padding: 0;           /* keeps spacing tight */
+}
+
+.phaseBox h3 {
+  margin-top: 0;
+  border-bottom: 1px solid var(--border-color);
+  padding-bottom: 0.4rem;
+}
+
+.checked::before {
+  content: '✔️ ';
+}
+
+.statusIndicator {
+  display: inline-block;
+  margin-right: 10px;
+  user-select: none; 
+  transition: transform 0.1s ease;
+  font-size: 1.1rem;
+}
+
+.statusIndicator.clickable {
+  cursor: pointer;
+}
+
+.statusIndicator.clickable:hover {
+  transform: scale(1.2);
+}
+
+.clickable {
+  cursor: pointer;
+}
+
+.clickable:hover {
+  transform: scale(1.2);
+}
+
+.active {
+  opacity: 1;
+}
+
+.statusItem {
+  display: flex;
+  align-items: center;
+  margin-bottom: 0.4rem;
+}
+
+.itemDescription {
+  line-height: 1.4;
+}
+
+/* LOGS */
+.logs {
+  grid-area: logs;
+  background: var(--bg-surface);
+  color: var(--text-main);
+  box-shadow: var(--panel-shadow);
+  padding: 1rem;
+  box-shadow: 0 0 5px rgba(0, 0, 0, 0.1);
+}
+
+.logs textarea {
+  width: 100%;
+  height: 83%;
+  margin-top: 0.5rem;
+  background-color: Canvas;
+  color: CanvasText;
+  border: 1px solid var(--border-color);
+}
+
+.logs button {
+  background: var(--bg-surface);
+  box-shadow: var(--panel-shadow);
+  margin-top: 0.5rem;
+  margin-left: 0.5rem;
+}
+
+/* FOOTER */
+.controlsSection {
+  grid-area: footer;
+  display: flex;
+  justify-content: space-between;
+  gap: 1rem;
+  background: var(--bg-surface);
+  color: var(--text-main);
+  box-shadow: var(--panel-shadow);
+  padding: 1rem;
+  box-shadow: 0 0 5px rgba(0, 0, 0, 0.1);
+}
+
+.controlsSection button {
+  background: var(--bg-surface);
+  box-shadow: var(--panel-shadow);
+  margin-top: 0.5rem;
+  margin-left: 0.5rem;
+}
+
+.gestures,
+.speech,
+.directSpeech {
+  flex: 1;
+}
+
+.speechInput {
+  display: flex;
+  margin-top: 0.5rem;
+}
+
+.speechInput input {
+  flex: 1;
+  padding: 0.5rem;
+  background-color: Canvas;
+  color: CanvasText;
+  border: 1px solid var(--border-color);
+}
+
+.speechInput button {
+  color: white;
+  border: none;
+  padding: 0.5rem 1rem;
+  cursor: pointer;
+  background-color: Canvas;
+  color: CanvasText;
+  border: 1px solid var(--border-color);
+}
+
+/* RESPONSIVE */
+@media (max-width: 900px) {
+  .phaseOverview {
+    grid-template-columns: 1fr;
+  }
+
+  .controlsSection {
+    flex-direction: column;
+  }
+}
--- a/src/pages/MonitoringPage/MonitoringPage.tsx
+++ b/src/pages/MonitoringPage/MonitoringPage.tsx
@@ -0,0 +1,406 @@
+import React, { useCallback, useState } from 'react';
+import styles from './MonitoringPage.module.css';
+
+// Store & API
+import useProgramStore from "../../utils/programStore";
+import { 
+  nextPhase, 
+  useExperimentLogger, 
+  useStatusLogger, 
+  pauseExperiment, 
+  playExperiment, 
+  type ExperimentStreamData, 
+  type GoalUpdate, 
+  type TriggerUpdate, 
+  type CondNormsStateUpdate, 
+  type PhaseUpdate 
+} from "./MonitoringPageAPI";
+import { graphReducer, runProgramm } from '../VisProgPage/VisProgLogic.ts';
+
+// Types
+import type { NormNodeData } from '../VisProgPage/visualProgrammingUI/nodes/NormNode';
+import type { GoalNode } from '../VisProgPage/visualProgrammingUI/nodes/GoalNode';
+import type { TriggerNode } from '../VisProgPage/visualProgrammingUI/nodes/TriggerNode';
+
+// Sub-components
+import { 
+  GestureControls, 
+  SpeechPresets, 
+  DirectSpeechInput, 
+  StatusList, 
+  RobotConnected 
+} from './MonitoringPageComponents';
+
+// ----------------------------------------------------------------------
+// 1. State management
+// ----------------------------------------------------------------------
+
+/**
+ * Manages the state of the active experiment, including phase progression,
+ * goal tracking, and stream event listeners.
+ */
+function useExperimentLogic() {
+  const getPhaseIds = useProgramStore((s) => s.getPhaseIds);
+  const getPhaseNames = useProgramStore((s) => s.getPhaseNames);
+  const getGoalsInPhase = useProgramStore((s) => s.getGoalsInPhase);
+  const setProgramState = useProgramStore((state) => state.setProgramState);
+
+  const [loading, setLoading] = useState(false);
+  const [activeIds, setActiveIds] = useState<Record<string, boolean>>({});
+  const [goalIndex, setGoalIndex] = useState(0);
+  const [isPlaying, setIsPlaying] = useState(false);
+  const [phaseIndex, setPhaseIndex] = useState(0);
+  const [isFinished, setIsFinished] = useState(false);
+
+  const phaseIds = getPhaseIds();
+  const phaseNames = getPhaseNames();
+
+  // --- Stream Handlers ---
+
+  const handleStreamUpdate = useCallback((data: ExperimentStreamData) => {
+    if (data.type === 'phase_update' && data.id) {
+      const payload = data as PhaseUpdate;
+      console.log(`${data.type} received, id : ${data.id}`);
+
+      if (payload.id === "end") {
+        setIsFinished(true);
+      } else {
+        setIsFinished(false);
+        const newIndex = getPhaseIds().indexOf(payload.id);
+        if (newIndex !== -1) {
+          setPhaseIndex(newIndex);
+          setGoalIndex(0);
+        }
+      }
+    } 
+    else if (data.type === 'goal_update') {
+      const payload = data as GoalUpdate;
+      const currentPhaseGoals = getGoalsInPhase(phaseIds[phaseIndex]) as GoalNode[];
+      const gIndex = currentPhaseGoals.findIndex((g) => g.id === payload.id);
+
+      console.log(`${data.type} received, id : ${data.id}`);
+
+      if (gIndex === -1) {
+        console.warn(`Goal ${payload.id} not found in phase ${phaseNames[phaseIndex]}`);
+      } else {
+        setGoalIndex(gIndex);
+        // Mark all previous goals as achieved
+        setActiveIds((prev) => {
+          const nextState = { ...prev };
+          for (let i = 0; i < gIndex; i++) {
+            nextState[currentPhaseGoals[i].id] = true;
+          }
+          return nextState;
+        });
+      }
+    } 
+    else if (data.type === 'trigger_update') {
+      const payload = data as TriggerUpdate;
+      setActiveIds((prev) => ({ ...prev, [payload.id]: payload.achieved }));
+    }
+  }, [getPhaseIds, getGoalsInPhase, phaseIds, phaseIndex, phaseNames]);
+
+  const handleStatusUpdate = useCallback((data: unknown) => {
+    const payload = data as CondNormsStateUpdate;
+    if (payload.type !== 'cond_norms_state_update') return;
+
+    setActiveIds((prev) => {
+      const hasChanges = payload.norms.some((u) => prev[u.id] !== u.active);
+      if (!hasChanges) return prev;
+      
+      const nextState = { ...prev };
+      payload.norms.forEach((u) => { nextState[u.id] = u.active; });
+      return nextState;
+    });
+  }, []);
+
+  // Connect listeners
+  useExperimentLogger(handleStreamUpdate);
+  useStatusLogger(handleStatusUpdate);
+
+  // --- Actions ---
+
+  const resetExperiment = useCallback(async () => {
+    try {
+      setLoading(true);
+      const phases = graphReducer();
+      setProgramState({ phases });
+
+      setActiveIds({});
+      setPhaseIndex(0);
+      setGoalIndex(0);
+      setIsFinished(false);
+
+      await runProgramm();
+      console.log("Experiment & UI successfully reset.");
+    } catch (err) {
+      console.error("Failed to reset program:", err);
+    } finally {
+      setLoading(false);
+    }
+  }, [setProgramState]);
+
+  const handleControlAction = async (action: "pause" | "play" | "nextPhase") => {
+    try {
+      setLoading(true);
+      switch (action) {
+        case "pause":
+          setIsPlaying(false);
+          await pauseExperiment();
+          break;
+        case "play":
+          setIsPlaying(true);
+          await playExperiment();
+          break;
+        case "nextPhase":
+          await nextPhase();
+          break;
+      }
+    } catch (err) {
+      console.error(err);
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  return {
+    loading,
+    isPlaying,
+    isFinished,
+    phaseIds,
+    phaseNames,
+    phaseIndex,
+    goalIndex,
+    activeIds,
+    setActiveIds,
+    resetExperiment,
+    handleControlAction,
+  };
+}
+
+// ----------------------------------------------------------------------
+// 2. Smaller Presentation Components
+// ----------------------------------------------------------------------
+
+/**
+ * Visual indicator of progress through experiment phases.
+ */
+function PhaseProgressBar({ 
+  phaseIds, 
+  phaseIndex, 
+  isFinished 
+}: { 
+  phaseIds: string[], 
+  phaseIndex: number, 
+  isFinished: boolean 
+}) {
+  return (
+    <div className={styles.phaseProgress}>
+      {phaseIds.map((id, index) => {
+        let statusClass = "";
+        if (isFinished || index < phaseIndex) statusClass = styles.completed;
+        else if (index === phaseIndex) statusClass = styles.current;
+
+        return (
+          <span key={id} className={`${styles.phase} ${statusClass}`}>
+            {index + 1}
+          </span>
+        );
+      })}
+    </div>
+  );
+}
+
+/**
+ * Main control buttons (Play, Pause, Next, Reset).
+ */
+function ControlPanel({ 
+  loading, 
+  isPlaying, 
+  onAction, 
+  onReset 
+}: { 
+  loading: boolean, 
+  isPlaying: boolean, 
+  onAction: (a: "pause" | "play" | "nextPhase") => void, 
+  onReset: () => void 
+}) {
+  return (
+    <div className={styles.experimentControls}>
+      <h3>Experiment Controls</h3>
+      <div className={styles.controlsButtons}>
+        <button
+          className={!isPlaying ? styles.pausePlayActive : styles.pausePlayInactive}
+          onClick={() => onAction("pause")}
+          disabled={loading}
+        >❚❚</button>
+
+        <button
+          className={isPlaying ? styles.pausePlayActive : styles.pausePlayInactive}
+          onClick={() => onAction("play")}
+          disabled={loading}
+        >▶</button>
+
+        <button 
+          className={styles.next} 
+          onClick={() => onAction("nextPhase")} 
+          disabled={loading}
+        >⏭</button>
+
+        <button 
+          className={styles.restartExperiment} 
+          onClick={onReset} 
+          disabled={loading}
+        >⟲</button>
+      </div>
+    </div>
+  );
+}
+
+/**
+ * Displays lists of Goals, Triggers, and Norms for the current phase.
+ */
+function PhaseDashboard({
+  phaseId,
+  activeIds,
+  setActiveIds,
+  goalIndex
+}: {
+  phaseId: string,
+  activeIds: Record<string, boolean>,
+  setActiveIds: React.Dispatch<React.SetStateAction<Record<string, boolean>>>,
+  goalIndex: number
+}) {
+  const getGoalsWithDepth = useProgramStore((s) => s.getGoalsWithDepth);
+  const getTriggers = useProgramStore((s) => s.getTriggersInPhase);
+  const getNorms = useProgramStore((s) => s.getNormsInPhase);
+
+  // Prepare data view models
+  const goals = getGoalsWithDepth(phaseId).map((g) => ({
+    ...g,
+    id: g.id as string,
+    name: g.name as string,
+    achieved: activeIds[g.id as string] ?? false,
+    level: g.level, // Pass this new property to the UI
+  }));
+
+  const triggers = (getTriggers(phaseId) as TriggerNode[]).map(t => ({
+    ...t,
+    achieved: activeIds[t.id] ?? false,
+  }));
+
+  const norms = (getNorms(phaseId) as NormNodeData[])
+    .filter(n => !n.condition)
+    .map(n => ({ ...n, label: n.norm }));
+
+  const conditionalNorms = (getNorms(phaseId) as (NormNodeData & { id: string })[])
+    .filter(n => !!n.condition)
+    .map(n => ({
+      ...n,
+      achieved: activeIds[n.id] ?? false
+    }));
+
+  return (
+    <>
+      <StatusList title="Goals" items={goals} type="goal" activeIds={activeIds} setActiveIds={setActiveIds} currentGoalIndex={goalIndex} />
+      <StatusList title="Triggers" items={triggers} type="trigger" activeIds={activeIds} />
+      <StatusList title="Norms" items={norms} type="norm" activeIds={activeIds} />
+      <StatusList title="Conditional Norms" items={conditionalNorms} type="cond_norm" activeIds={activeIds} />
+    </>
+  );
+}
+
+// ----------------------------------------------------------------------
+// 3. Main Component
+// ----------------------------------------------------------------------
+
+const MonitoringPage: React.FC = () => {
+  const {
+    loading,
+    isPlaying,
+    isFinished,
+    phaseIds,
+    phaseNames,
+    phaseIndex,
+    goalIndex,
+    activeIds,
+    setActiveIds,
+    resetExperiment,
+    handleControlAction
+  } = useExperimentLogic();
+
+  if (phaseIds.length === 0) {
+    return <p className={styles.empty}>No program loaded.</p>;
+  }
+
+  return (
+    <div className={styles.dashboardContainer}>
+      {/* HEADER */}
+      <header className={styles.experimentOverview}>
+        <div className={styles.phaseName}>
+          <h2>Experiment Overview</h2>
+          <p>
+            {isFinished ? (
+              <strong>Experiment finished</strong>
+            ) : (
+              <><strong>Phase {phaseIndex + 1}:</strong> {phaseNames[phaseIndex]}</>
+            )}
+          </p>
+          <PhaseProgressBar phaseIds={phaseIds} phaseIndex={phaseIndex} isFinished={isFinished} />
+        </div>
+
+        <ControlPanel 
+          loading={loading} 
+          isPlaying={isPlaying} 
+          onAction={handleControlAction} 
+          onReset={resetExperiment} 
+        />
+
+        <div className={styles.connectionStatus}>
+          <RobotConnected />
+        </div>
+      </header>
+
+      {/* MAIN GRID */}
+      <main className={styles.phaseOverview}>
+        <section className={styles.phaseOverviewText}>
+          <h3>Phase Overview</h3>
+        </section>
+        
+        {isFinished ? (
+          <div className={styles.finishedMessage}>
+            <p>All phases have been successfully completed.</p>
+          </div>
+        ) : (
+          <PhaseDashboard 
+            phaseId={phaseIds[phaseIndex]} 
+            activeIds={activeIds} 
+            setActiveIds={setActiveIds} 
+            goalIndex={goalIndex} 
+          />
+        )}
+      </main>
+
+      {/* LOGS TODO: add actual logs */}
+      <aside className={styles.logs}>
+        <h3>Logs</h3>
+        <div className={styles.logHeader}>
+          <span>Global:</span>
+          <button>ALL</button>
+          <button>Add</button>
+          <button className={styles.live}>Live</button>
+        </div>
+        <textarea defaultValue="Example Log: much log"></textarea>
+      </aside>
+
+      {/* FOOTER */}
+      <footer className={styles.controlsSection}>
+        <GestureControls />
+        <SpeechPresets />
+        <DirectSpeechInput />
+      </footer>
+    </div>
+  );
+}
+
+export default MonitoringPage;
--- a/src/pages/MonitoringPage/MonitoringPageAPI.ts
+++ b/src/pages/MonitoringPage/MonitoringPageAPI.ts
@@ -0,0 +1,121 @@
+import React, { useEffect } from 'react';
+
+const API_BASE = "http://localhost:8000";
+const API_BASE_BP = API_BASE + "/button_pressed"; //UserInterruptAgent endpoint
+
+/**
+ * HELPER: Unified sender function
+ */
+export const sendAPICall = async (type: string, context: string, endpoint?: string) => {
+  try {
+    const response = await fetch(`${API_BASE_BP}${endpoint ?? ""}`, {
+      method: "POST",
+      headers: { "Content-Type": "application/json" },
+      body: JSON.stringify({ type, context }),
+    });
+    if (!response.ok) throw new Error("Backend response error");
+    console.log(`API Call send - Type: ${type}, Context: ${context} ${endpoint ? `, Endpoint: ${endpoint}` : ""}`);
+  } catch (err) {
+    console.error(`Failed to send api call:`, err);
+  }
+};
+
+
+/**
+ * Sends an API call to the CB for going to the next phase. 
+ * In case we can't go to the next phase, the function will throw an error.
+ */
+export async function nextPhase(): Promise<void> {
+  const type = "next_phase"
+  const context = ""
+  sendAPICall(type, context)
+}
+
+
+/**
+ * Sends an API call to the CB for going to pause experiment
+*/
+export async function pauseExperiment(): Promise<void> {
+  const type = "pause"
+  const context = "true"
+  sendAPICall(type, context)
+}
+
+/**
+ * Sends an API call to the CB for going to resume experiment
+*/
+export async function playExperiment(): Promise<void> {
+  const type = "pause"
+  const context = "false"
+  sendAPICall(type, context)
+}
+
+
+/**
+ * Types for the experiment stream messages
+ */
+export type PhaseUpdate = { type: 'phase_update'; id: string };
+export type GoalUpdate = { type: 'goal_update'; id: string };
+export type TriggerUpdate = { type: 'trigger_update'; id: string; achieved: boolean };
+export type CondNormsStateUpdate = { type: 'cond_norms_state_update'; norms: { id: string; active: boolean }[] };
+export type ExperimentStreamData = PhaseUpdate | GoalUpdate | TriggerUpdate | CondNormsStateUpdate | Record<string, unknown>;
+
+/**
+ * A hook that listens to the experiment stream that updates current state of the program
+ * via updates sent from the backend
+ */
+export function useExperimentLogger(onUpdate?: (data: ExperimentStreamData) => void) {
+  const callbackRef = React.useRef(onUpdate);
+  // Ref is updated every time with on update
+  React.useEffect(() => {
+    callbackRef.current = onUpdate;
+  }, [onUpdate]);
+
+  useEffect(() => {
+    console.log("Connecting to Experiment Stream...");
+    const eventSource = new EventSource(`${API_BASE}/experiment_stream`);
+
+    eventSource.onmessage = (event) => {
+      try {
+        const parsedData = JSON.parse(event.data) as ExperimentStreamData;
+        //call function using the ref
+        callbackRef.current?.(parsedData);
+      } catch (err) {
+        console.warn("Stream parse error:", err);
+      }
+    };
+
+    eventSource.onerror = (err) => {
+      console.error("SSE Connection Error:", err);
+      eventSource.close();
+    };
+
+    return () => {
+      console.log("Closing Experiment Stream...");
+      eventSource.close();
+    };
+  }, []); 
+}
+
+/**
+ * A hook that listens to the status stream that updates active conditional norms
+ * via updates sent from the backend
+ */
+export function useStatusLogger(onUpdate?: (data: ExperimentStreamData)  => void) {
+  const callbackRef = React.useRef(onUpdate);
+
+  React.useEffect(() => {
+    callbackRef.current = onUpdate;
+  }, [onUpdate]);
+
+  useEffect(() => {
+    const eventSource = new EventSource(`${API_BASE}/status_stream`);
+    eventSource.onmessage = (event) => {
+      try {
+        const parsedData = JSON.parse(event.data);
+        callbackRef.current?.(parsedData);
+      } catch (err) { console.warn("Status stream error:", err); }
+    };
+    return () => eventSource.close();
+  }, []);
+}
--- a/src/pages/MonitoringPage/MonitoringPageComponents.tsx
+++ b/src/pages/MonitoringPage/MonitoringPageComponents.tsx
@@ -0,0 +1,232 @@
+import React, { useEffect, useState } from 'react';
+import styles from './MonitoringPage.module.css';
+import { sendAPICall } from './MonitoringPageAPI';
+
+// --- GESTURE COMPONENT ---
+export const GestureControls: React.FC = () => {
+  const [selectedGesture, setSelectedGesture] = useState("animations/Stand/BodyTalk/Speaking/BodyTalk_1");
+
+  const gestures = [
+    { label: "Wave", value: "animations/Stand/Gestures/Hey_1" }, 
+    { label: "Think", value: "animations/Stand/Emotions/Neutral/Puzzled_1" }, 
+    { label: "Explain", value: "animations/Stand/Gestures/Explain_4" }, 
+    { label: "You", value: "animations/Stand/Gestures/You_1" }, 
+    { label: "Happy", value: "animations/Stand/Emotions/Positive/Happy_1" }, 
+    { label: "Laugh", value: "animations/Stand/Emotions/Positive/Laugh_2" }, 
+    { label: "Lonely", value: "animations/Stand/Emotions/Neutral/Lonely_1" }, 
+    { label: "Suprise", value: "animations/Stand/Emotions/Negative/Surprise_1" }, 
+    { label: "Hurt", value: "animations/Stand/Emotions/Negative/Hurt_2" }, 
+    { label: "Angry", value: "animations/Stand/Emotions/Negative/Angry_4" },
+  ];
+  return (
+    <div className={styles.gestures}>
+      <h4>Gestures</h4>
+      <div className={styles.gestureInputGroup}>
+        <select 
+          value={selectedGesture} 
+          onChange={(e) => setSelectedGesture(e.target.value)}
+        >
+          {gestures.map(g => <option key={g.value} value={g.value}>{g.label}</option>)}
+        </select>
+        <button onClick={() => sendAPICall("gesture", selectedGesture)}>
+          Actuate
+        </button>
+      </div>
+    </div>
+  );
+};
+
+// --- PRESET SPEECH COMPONENT ---
+export const SpeechPresets: React.FC = () => {
+  const phrases = [
+    { label: "Hello, I'm Pepper", text: "Hello, I'm Pepper" },
+    { label: "Repeat please", text: "Could you repeat that please" },
+    { label: "About yourself", text: "Tell me something about yourself" },
+  ];
+
+  return (
+    <div className={styles.speech}>
+      <h4>Speech Presets</h4>
+      <ul>
+        {phrases.map((phrase, i) => (
+          <li key={i}>
+            <button 
+              className={styles.speechBtn} 
+              onClick={() =>  sendAPICall("speech", phrase.text)}
+            >
+              "{phrase.label}"
+            </button>
+          </li>
+        ))}
+      </ul>
+    </div>
+  );
+};
+
+// --- DIRECT SPEECH (INPUT) COMPONENT ---
+export const DirectSpeechInput: React.FC = () => {
+  const [text, setText] = useState("");
+
+  const handleSend = () => {
+    if (!text.trim()) return;
+    sendAPICall("speech", text);
+    setText(""); // Clear after sending
+  };
+
+  return (
+    <div className={styles.directSpeech}>
+      <h4>Direct Pepper Speech</h4>
+      <div className={styles.speechInput}>
+        <input 
+          type="text" 
+          value={text}
+          onChange={(e) => setText(e.target.value)}
+          placeholder="Type message..." 
+          onKeyDown={(e) => e.key === 'Enter' && handleSend()}
+        />
+        <button onClick={handleSend}>Send</button>
+      </div>
+    </div>
+  );
+};
+
+// --- interface for goals/triggers/norms/conditional norms ---
+export type StatusItem = {
+  id?: string | number;
+  achieved?: boolean;
+  description?: string;
+  label?: string;
+  norm?: string;
+  name?: string;
+  level?: number;
+};
+
+interface StatusListProps {
+  title: string;
+  items: StatusItem[];
+  type: 'goal' | 'trigger' | 'norm'| 'cond_norm';
+  activeIds: Record<string, boolean>;
+  setActiveIds?: React.Dispatch<React.SetStateAction<Record<string, boolean>>>; 
+  currentGoalIndex?: number;
+}
+
+// --- STATUS LIST COMPONENT ---
+export const StatusList: React.FC<StatusListProps> = ({ 
+  title, 
+  items, 
+  type, 
+  activeIds, 
+  setActiveIds,
+  currentGoalIndex // Destructure this prop
+}) => {
+  return (
+    <section className={styles.phaseBox}>
+      <h3>{title}</h3>
+      <ul>
+        {items.map((item, idx) => {
+          if (item.id === undefined) return null;
+          const isActive = !!activeIds[item.id];
+          const showIndicator = type !== 'norm';
+          const isCurrentGoal = type === 'goal' && idx === currentGoalIndex;
+          const canOverride =  (showIndicator && !isActive) || (type === 'cond_norm' && isActive); 
+
+         const indentation = (item.level || 0) * 20;
+
+          const handleOverrideClick = () => {
+            if (!canOverride) return;
+            if (type === 'cond_norm' && isActive){  
+              {/* Unachieve conditional norm */}
+              sendAPICall("override_unachieve", String(item.id));
+            }
+            else {
+              if(type === 'goal')
+                if(setActiveIds)
+                {setActiveIds(prev => ({ ...prev, [String(item.id)]: true }));}
+            
+              sendAPICall("override", String(item.id));
+            }
+          };
+
+          return (
+            <li key={item.id ?? idx} 
+            className={styles.statusItem}
+            style={{ paddingLeft: `${indentation}px` }}
+            >
+              {showIndicator && (
+                <span 
+                  className={`${styles.statusIndicator} ${isActive ? styles.active : styles.inactive} ${canOverride ? styles.clickable : ''}`}
+                  onClick={handleOverrideClick}
+                >
+                  {isActive ? "✔️" : "❌"}
+                </span>
+              )}
+              <span 
+                className={styles.itemDescription}
+                style={{ 
+                  // Visual Feedback
+                  textDecoration: isCurrentGoal ? 'underline' : 'none',
+                  fontWeight: isCurrentGoal ? 'bold' : 'normal',
+                  color: isCurrentGoal ? '#007bff' : 'inherit',
+                  backgroundColor: isCurrentGoal ? '#e7f3ff' : 'transparent', // Added subtle highlight
+                  padding: isCurrentGoal ? '2px 4px' : '0',
+                  borderRadius: '4px'
+                }}
+              >
+                {item.name || item.norm}
+                {isCurrentGoal && " (Current)"} 
+              </span>
+            </li>
+          );
+        })}
+      </ul>
+    </section>
+  );
+};
+
+
+// --- Robot Connected --- 
+export const RobotConnected = () => {
+
+  /**
+     * The current connection state:
+     * - `true`: Robot is connected.
+     * - `false`: Robot is not connected.
+     * - `null`: Connection status is unknown (initial check in progress).
+     */
+    const [connected, setConnected] = useState<boolean | null>(null);
+  
+    useEffect(() => {
+      // Open a Server-Sent Events (SSE) connection to receive live ping updates.
+      // We're expecting a stream of data like that looks like this: `data = False` or `data = True`
+      const eventSource = new EventSource("http://localhost:8000/robot/ping_stream");
+      eventSource.onmessage = (event) => {
+      
+        // Expecting messages in JSON format: `true` or `false`
+        //commented out this log as it clutters console logs, but might be useful to debug
+        //console.log("received message:", event.data);
+        try {
+          const data = JSON.parse(event.data);
+  
+          try {
+            setConnected(data)
+          }
+          catch {
+            console.log("couldnt extract connected from incoming ping data")
+          }
+  
+        } catch {
+          console.log("Ping message not in correct format:", event.data);
+        }
+      };
+  
+      // Clean up the SSE connection when the component unmounts.
+      return () => eventSource.close();
+    }, []);
+
+  return  (
+  <div>
+    <h3>Connection:</h3>
+    <p className={connected ? styles.connected : styles.disconnected }>{connected ? "● Robot is connected" : "● Robot is disconnected"}</p>
+  </div>
+  )
+}
--- a/src/pages/VisProgPage/VisProg.module.css
+++ b/src/pages/VisProgPage/VisProg.module.css
@@ -183,6 +183,18 @@
  left: 60% !important;
 }

+.planNoIterate {
+  opacity: 0.5;
+  font-style: italic;
+  text-decoration: line-through;
+}
+.backButton {
+  background: var(--bg-surface);
+  box-shadow: var(--panel-shadow);
+  margin-top: 0.5rem;
+  margin-left: 0.5rem;
+}
+
 .node-toolbar-tooltip {
    background-color: darkgray;
    color: white;
--- a/src/pages/VisProgPage/VisProg.tsx
+++ b/src/pages/VisProgPage/VisProg.tsx
@@ -4,20 +4,23 @@ import {
  Panel,
  ReactFlow,
  ReactFlowProvider,
-  MarkerType,
+  MarkerType, getOutgoers
 } from '@xyflow/react';
 import '@xyflow/react/dist/style.css';
+import warningStyles from './visualProgrammingUI/components/WarningSidebar.module.css'
 import {type CSSProperties, useEffect, useState} from "react";
 import {useShallow} from 'zustand/react/shallow';
-import orderPhaseNodeArray from "../../utils/orderPhaseNodes.ts";
 import useProgramStore from "../../utils/programStore.ts";
 import {DndToolbar} from './visualProgrammingUI/components/DragDropSidebar.tsx';
-import type {PhaseNode} from "./visualProgrammingUI/nodes/PhaseNode.tsx";
+import {type EditorWarning, globalWarning} from "./visualProgrammingUI/components/EditorWarnings.tsx";
+import {WarningsSidebar} from "./visualProgrammingUI/components/WarningSidebar.tsx";
 import useFlowStore from './visualProgrammingUI/VisProgStores.tsx';
 import type {FlowState} from './visualProgrammingUI/VisProgTypes.tsx';
 import styles from './VisProg.module.css'
-import { NodeReduces, NodeTypes } from './visualProgrammingUI/NodeRegistry.ts';
+import {NodeTypes} from './visualProgrammingUI/NodeRegistry.ts';
 import SaveLoadPanel from './visualProgrammingUI/components/SaveLoadPanel.tsx';
+import MonitoringPage from '../MonitoringPage/MonitoringPage.tsx';
+import { graphReducer, runProgramm } from './VisProgLogic.ts';

 // --| config starting params for flow |--

@@ -42,6 +45,7 @@ const selector = (state: FlowState) => ({
  nodes: state.nodes,
  edges: state.edges,
  onNodesChange: state.onNodesChange,
+  onNodesDelete: state.onNodesDelete,
  onEdgesDelete: state.onEdgesDelete,
  onEdgesChange: state.onEdgesChange,
  onConnect: state.onConnect,
@@ -67,6 +71,7 @@ const VisProgUI = () => {
  const {
    nodes, edges,
    onNodesChange,
+    onNodesDelete,
    onEdgesDelete,
    onEdgesChange,
    onConnect,
@@ -89,15 +94,36 @@ const VisProgUI = () => {
    window.addEventListener('keydown', handler);
    return () => window.removeEventListener('keydown', handler);
  });
+  const {unregisterWarning, registerWarning} = useFlowStore();
+  useEffect(() => {
+
+    if (checkPhaseChain()) {
+      unregisterWarning(globalWarning,'INCOMPLETE_PROGRAM');
+    } else {
+      // create global warning for incomplete program chain
+      const incompleteProgramWarning : EditorWarning = {
+        scope: {
+          id: globalWarning,
+          handleId: undefined
+        },
+        type: 'INCOMPLETE_PROGRAM',
+        severity: "ERROR",
+        description: "there is no complete phase chain from the startNode to the EndNode"
+      }
+
+      registerWarning(incompleteProgramWarning);
+    }
+  },[edges, registerWarning, unregisterWarning])

  return (
-    <div className={`${styles.innerEditorContainer} round-lg border-lg`} style={({'--flow-zoom': zoom} as CSSProperties)}>
+    <div className={`${styles.innerEditorContainer} round-lg border-lg flex-row`} style={({'--flow-zoom': zoom} as CSSProperties)}>
      <ReactFlow
        nodes={nodes}
        edges={edges}
        defaultEdgeOptions={DEFAULT_EDGE_OPTIONS}
        nodeTypes={NodeTypes}
        onNodesChange={onNodesChange}
+        onNodesDelete={onNodesDelete}
        onEdgesDelete={onEdgesDelete}
        onEdgesChange={onEdgesChange}
        onReconnect={onReconnect}
@@ -108,9 +134,11 @@ const VisProgUI = () => {
        onNodeDragStop={endBatchAction}
        preventScrolling={scrollable}
        onMove={(_, viewport) => setZoom(viewport.zoom)}
+        reconnectRadius={15}
        snapToGrid
        fitView
        proOptions={{hideAttribution: true}}
+        style={{flexGrow: 3}}
      >
        <Panel position="top-center" className={styles.dndPanel}>
          <DndToolbar/> {/* contains the drag and drop panel for nodes */}
@@ -122,9 +150,13 @@ const VisProgUI = () => {
          <button onClick={() => undo()}>Undo</button>
          <button onClick={() => redo()}>Redo</button>
        </Panel>
+        <Panel position="center-right" className={warningStyles.warningsSidebar}>
+          <WarningsSidebar/>
+        </Panel>
        <Controls/>
        <Background/>
      </ReactFlow>
+
    </div>
  );
 };
@@ -144,42 +176,23 @@ function VisualProgrammingUI() {
  );
 }

-// currently outputs the prepared program to the console
-function runProgram() {
-  const phases = graphReducer();
-  const program = {phases}
-  console.log(JSON.stringify(program, null, 2));
-  fetch(
-    "http://localhost:8000/program",
-    {
-      method: "POST",
-      headers: {"Content-Type": "application/json"},
-      body: JSON.stringify(program),
-    }
-  ).then((res) => {
-    if (!res.ok) throw new Error("Failed communicating with the backend.")
-    console.log("Successfully sent the program to the backend.");
+const checkPhaseChain = (): boolean => {
+  const {nodes, edges} = useFlowStore.getState();

-    // store reduced program in global program store for further use in the UI
-    // when the program was sent to the backend successfully:
-    useProgramStore.getState().setProgramState(structuredClone(program));
-  }).catch(() => console.log("Failed to send program to the backend."));
-  console.log(program);
-}
+  function checkForCompleteChain(currentNodeId: string): boolean {
+    const outgoingPhases = getOutgoers({id: currentNodeId}, nodes, edges)
+      .filter(node => ["end", "phase"].includes(node.type!));

-/**
- * Reduces the graph into its phases' information and recursively calls their reducing function
- */ 
-function graphReducer() {
-  const { nodes } = useFlowStore.getState();
-  return orderPhaseNodeArray(nodes.filter((n) => n.type == 'phase') as PhaseNode [])
-    .map((n) => {
-      const reducer = NodeReduces['phase'];
-      return reducer(n, nodes)
-    }); 
-}
+    if (outgoingPhases.length === 0) return false;
+    if (outgoingPhases.some(node => node.type === "end" )) return true;

+    const next = outgoingPhases.map(node => checkForCompleteChain(node.id))
+      .find(result => result);
+    return !!next;
+  }

+  return checkForCompleteChain('start');
+};

 /**
 * houses the entire page, so also UI elements
@@ -187,10 +200,44 @@ function graphReducer() {
 * @constructor
 */
 function VisProgPage() {
+  const [showSimpleProgram, setShowSimpleProgram] = useState(false);
+  const [programValidity, setProgramValidity] = useState<boolean>(true);
+  const {isProgramValid, severityIndex} = useFlowStore();
+  const setProgramState = useProgramStore((state) => state.setProgramState);
+
+  const validity = () => {return isProgramValid();}
+
+  useEffect(() => {
+    setProgramValidity(validity);
+    // the following eslint disable is required as it wants us to use all possible dependencies for the useEffect statement,
+    // however this would cause unneeded updates
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, [severityIndex]);
+
+  const processProgram = () => {
+    const phases = graphReducer();       // reduce graph
+    setProgramState({ phases });          // <-- save to store
+    setShowSimpleProgram(true);          // show SimpleProgram
+    runProgramm();                        // send to backend if needed
+  };
+
+  if (showSimpleProgram) {
+    return (
+    <div>
+      <button className={styles.backButton} onClick={() => setShowSimpleProgram(false)}>
+        Back to Editor ◀
+      </button>
+      <MonitoringPage/>
+    </div>
+    );
+  }
+
+
+
  return (
    <>
      <VisualProgrammingUI/>
-      <button onClick={runProgram}>Run Program</button>
+      <button onClick={processProgram} disabled={!programValidity}>Run Program</button>
    </>
  )
 }
--- a/src/pages/VisProgPage/VisProgLogic.ts
+++ b/src/pages/VisProgPage/VisProgLogic.ts
@@ -0,0 +1,43 @@
+import useProgramStore from "../../utils/programStore";
+import orderPhaseNodeArray from "../../utils/orderPhaseNodes";
+import useFlowStore from './visualProgrammingUI/VisProgStores';
+import { NodeReduces } from './visualProgrammingUI/NodeRegistry';
+import type { PhaseNode } from "./visualProgrammingUI/nodes/PhaseNode";
+
+/**
+ * Reduces the graph into its phases' information and recursively calls their reducing function
+ */ 
+export function graphReducer() {
+  const { nodes } = useFlowStore.getState();
+  return orderPhaseNodeArray(nodes.filter((n) => n.type == 'phase') as PhaseNode [])
+    .map((n) => {
+      const reducer = NodeReduces['phase'];
+      return reducer(n, nodes)
+    }); 
+}
+
+
+/**
+ * Outputs the prepared program to the console and sends it to the backend
+ */
+export function runProgramm() {
+  const phases = graphReducer();
+  const program = {phases}
+  console.log(JSON.stringify(program, null, 2));
+  fetch(
+    "http://localhost:8000/program",
+    {
+      method: "POST",
+      headers: {"Content-Type": "application/json"},
+      body: JSON.stringify(program),
+    }
+  ).then((res) => {
+    if (!res.ok) throw new Error("Failed communicating with the backend.")
+    console.log("Successfully sent the program to the backend.");
+
+    // store reduced program in global program store for further use in the UI
+    // when the program was sent to the backend successfully:
+    useProgramStore.getState().setProgramState(structuredClone(program));
+  }).catch(() => console.log("Failed to send program to the backend."));
+  console.log(program);
+}
--- a/src/pages/VisProgPage/VisProgLogic.tsx
+++ b/src/pages/VisProgPage/VisProgLogic.tsx
@@ -0,0 +1,43 @@
+import useProgramStore from "../../utils/programStore";
+import orderPhaseNodeArray from "../../utils/orderPhaseNodes";
+import useFlowStore from './visualProgrammingUI/VisProgStores';
+import { NodeReduces } from './visualProgrammingUI/NodeRegistry';
+import type { PhaseNode } from "./visualProgrammingUI/nodes/PhaseNode";
+
+/**
+ * Reduces the graph into its phases' information and recursively calls their reducing function
+ */
+export function graphReducer() {
+  const { nodes } = useFlowStore.getState();
+  return orderPhaseNodeArray(nodes.filter((n) => n.type == 'phase') as PhaseNode [])
+    .map((n) => {
+      const reducer = NodeReduces['phase'];
+      return reducer(n, nodes)
+    });
+}
+
+
+/**
+ * Outputs the prepared program to the console and sends it to the backend
+ */
+export function runProgram() {
+  const phases = graphReducer();
+  const program = {phases}
+  console.log(JSON.stringify(program, null, 2));
+  fetch(
+    "http://localhost:8000/program",
+    {
+      method: "POST",
+      headers: {"Content-Type": "application/json"},
+      body: JSON.stringify(program),
+    }
+  ).then((res) => {
+    if (!res.ok) throw new Error("Failed communicating with the backend.")
+    console.log("Successfully sent the program to the backend.");
+
+    // store reduced program in global program store for further use in the UI
+    // when the program was sent to the backend successfully:
+    useProgramStore.getState().setProgramState(structuredClone(program));
+  }).catch(() => console.log("Failed to send program to the backend."));
+  console.log(program);
+}
--- a/src/pages/VisProgPage/visualProgrammingUI/EditorUndoRedo.ts
+++ b/src/pages/VisProgPage/visualProgrammingUI/EditorUndoRedo.ts
@@ -1,10 +1,18 @@
 import type {Edge, Node} from "@xyflow/react";
 import type {StateCreator, StoreApi } from 'zustand/vanilla';
+import type {
+  SeverityIndex,
+  WarningRegistry
+} from "./components/EditorWarnings.tsx";
 import type {FlowState} from "./VisProgTypes.tsx";

 export type FlowSnapshot = {
  nodes: Node[];
  edges: Edge[];
+  warnings: {
+    warningRegistry: WarningRegistry;
+    severityIndex: SeverityIndex;
+  }
 }

 /**
@@ -41,7 +49,11 @@ export const UndoRedo = (
   */
  const getSnapshot = (state : BaseFlowState) : FlowSnapshot => (structuredClone({
    nodes: state.nodes,
-    edges: state.edges
+    edges: state.edges,
+    warnings: {
+      warningRegistry: state.editorWarningRegistry,
+      severityIndex: state.severityIndex,
+    }
  }));

  const initialState = config(set, get, api);
@@ -78,6 +90,8 @@ export const UndoRedo = (
      set({
        nodes: snapshot.nodes,
        edges: snapshot.edges,
+        editorWarningRegistry: snapshot.warnings.warningRegistry,
+        severityIndex: snapshot.warnings.severityIndex,
      });

      state.future.push(currentSnapshot); // push current to redo
@@ -97,6 +111,8 @@ export const UndoRedo = (
      set({
        nodes: snapshot.nodes,
        edges: snapshot.edges,
+        editorWarningRegistry: snapshot.warnings.warningRegistry,
+        severityIndex: snapshot.warnings.severityIndex,
      });

      state.past.push(currentSnapshot); // push current to undo
--- a/src/pages/VisProgPage/visualProgrammingUI/VisProgStores.tsx
+++ b/src/pages/VisProgPage/visualProgrammingUI/VisProgStores.tsx
@@ -10,6 +10,7 @@ import {
 } from '@xyflow/react';
 import '@xyflow/react/dist/style.css';
 import {type ConnectionContext, validateConnectionWithRules} from "./HandleRuleLogic.ts";
+import {editorWarningRegistry} from "./components/EditorWarnings.tsx";
 import type { FlowState } from './VisProgTypes';
 import {
  NodeDefaults,
@@ -44,19 +45,18 @@ function createNode(id: string, type: string, position: XYPosition, data: Record
    }
 }

-  //* Initial nodes, created by using createNode. */
-  // Start and End don't need to apply the UUID, since they are technically never compiled into a program.
-  const startNode = createNode('start', 'start', {x: 110, y: 100}, {label: "Start"}, false)
-  const endNode = createNode('end', 'end', {x: 590, y: 100}, {label: "End"}, false)
-  const initialPhaseNode = createNode(crypto.randomUUID(), 'phase', {x:235, y:100}, {label: "Phase 1", children : [], isFirstPhase: false, nextPhaseId: null})
+//* Initial nodes, created by using createNode. */
+// Start and End don't need to apply the UUID, since they are technically never compiled into a program.
+const startNode = createNode('start', 'start', {x: 110, y: 100}, {label: "Start"}, false)
+const endNode = createNode('end', 'end', {x: 590, y: 100}, {label: "End"}, false)
+const initialPhaseNode = createNode(crypto.randomUUID(), 'phase', {x:235, y:100}, {label: "Phase 1", children : [], isFirstPhase: false, nextPhaseId: null})

-  const initialNodes : Node[] = [startNode, endNode, initialPhaseNode,];
+const initialNodes : Node[] = [startNode, endNode, initialPhaseNode];

 // Initial edges, leave empty as setting initial edges...
 // ...breaks logic that is dependent on connection events
 const initialEdges: Edge[] = [];

-
 /**
 * useFlowStore contains the implementation for all editor functionality
 * and stores the current state of the visual programming editor
@@ -87,7 +87,9 @@ const useFlowStore = create<FlowState>(UndoRedo((set, get) => ({
   */
  onNodesChange: (changes) => set({nodes: applyNodeChanges(changes, get().nodes)}),

-  onNodesDelete: (nodes) => nodes.forEach(node => get().unregisterNodeRules(node.id)),
+  onNodesDelete: (nodes) => nodes.forEach((_node) => {
+    return;
+  }),

  onEdgesDelete: (edges) => {
    // we make sure any affected nodes get updated to reflect removal of edges
@@ -217,19 +219,32 @@ const useFlowStore = create<FlowState>(UndoRedo((set, get) => ({
   * Deletes a node by ID, respecting NodeDeletes rules.
   * Also removes all edges connected to that node.
   */
-  deleteNode: (nodeId) => {
+  deleteNode: (nodeId, deleteElements) => {
    get().pushSnapshot();

    // Let's find our node to check if they have a special deletion function
    const ourNode = get().nodes.find((n)=>n.id==nodeId);
    const ourFunction = Object.entries(NodeDeletes).find(([t])=>t==ourNode?.type)?.[1]

+
+
    // If there's no function, OR, our function tells us we can delete it, let's do so...
    if (ourFunction == undefined || ourFunction()) {
-      set({
-      nodes: get().nodes.filter((n) => n.id !== nodeId),
-      edges: get().edges.filter((e) => e.source !== nodeId && e.target !== nodeId),
-      })}
+      if (deleteElements){
+        deleteElements({
+          nodes: get().nodes.filter((n) => n.id === nodeId),
+          edges: get().edges.filter((e) => e.source !== nodeId && e.target === nodeId)}
+        ).then(() => {
+          get().unregisterNodeRules(nodeId);
+          get().unregisterWarningsForId(nodeId);
+        });
+      } else {
+        set({
+        nodes: get().nodes.filter((n) => n.id !== nodeId),
+        edges: get().edges.filter((e) => e.source !== nodeId && e.target !== nodeId),
+        })
+      }
+    }
  },

  /**
@@ -341,8 +356,12 @@ const useFlowStore = create<FlowState>(UndoRedo((set, get) => ({
      })
      return { ruleRegistry: registry };
    })
-  }
+  },
+  ...editorWarningRegistry(get, set),
  }))
 );

+
+
 export default useFlowStore;
+
--- a/src/pages/VisProgPage/visualProgrammingUI/VisProgTypes.tsx
+++ b/src/pages/VisProgPage/visualProgrammingUI/VisProgTypes.tsx
@@ -7,8 +7,9 @@ import type {
  OnReconnect,
  Node,
  OnEdgesDelete,
-  OnNodesDelete
+  OnNodesDelete, DeleteElementsOptions
 } from '@xyflow/react';
+import type {EditorWarningRegistry} from "./components/EditorWarnings.tsx";
 import type {HandleRule} from "./HandleRuleLogic.ts";
 import type { NodeTypes } from './NodeRegistry';
 import type {FlowSnapshot} from "./EditorUndoRedo.ts";
@@ -68,7 +69,10 @@ export type FlowState = {
   * Deletes a node and any connected edges.
   * @param nodeId - the ID of the node to delete
   */
-  deleteNode: (nodeId: string) => void;
+  deleteNode: (nodeId: string,  deleteElements?: (params: DeleteElementsOptions) => Promise<{
+    deletedNodes: Node[]
+    deletedEdges: Edge[]
+  }>) => void;

  /**
   * Replaces the current nodes array in the store.
@@ -94,7 +98,7 @@ export type FlowState = {
   * @param node - the Node object to add
   */
  addNode: (node: Node) => void;
-} & UndoRedoState & HandleRuleRegistry;
+} & UndoRedoState & HandleRuleRegistry & EditorWarningRegistry;

 export type UndoRedoState = {
  // UndoRedo Types
@@ -129,4 +133,7 @@ export type HandleRuleRegistry = {

  // cleans up all registered rules of all handles of the provided node
  unregisterNodeRules: (nodeId: string) => void
-}
+}
+
+
+
--- a/src/pages/VisProgPage/visualProgrammingUI/components/EditorWarnings.tsx
+++ b/src/pages/VisProgPage/visualProgrammingUI/components/EditorWarnings.tsx
@@ -0,0 +1,245 @@
+/* contains all logic for the VisProgEditor warning system
+*
+* Missing but desirable features:
+* - Warning filtering:
+*     - if there is no completely connected chain of startNode-[PhaseNodes]-EndNode
+*       then hide any startNode, phaseNode, or endNode specific warnings
+*/
+import useFlowStore from "../VisProgStores.tsx";
+import type {FlowState} from "../VisProgTypes.tsx";
+
+// --| Type definitions |--
+
+export type WarningId = NodeId | "GLOBAL_WARNINGS";
+export type NodeId = string;
+
+
+export type WarningType =
+  | 'MISSING_INPUT'
+  | 'MISSING_OUTPUT'
+  | 'PLAN_IS_UNDEFINED'
+  | 'INCOMPLETE_PROGRAM'
+  | 'NOT_CONNECTED_TO_PROGRAM'
+  | string
+
+export type WarningSeverity =
+  | 'INFO' // Acceptable, but important to be aware of
+  | 'WARNING' // Acceptable, but probably undesirable behavior
+  | 'ERROR' // Prevents running program, should be fixed before running program is allowed
+
+/**
+ * warning scope, include a handleId if the warning is handle specific
+ */
+export type WarningScope = {
+  id: string;
+  handleId?: string;
+}
+
+export type EditorWarning = {
+  scope: WarningScope;
+  type: WarningType;
+  severity: WarningSeverity;
+  description: string;
+};
+
+/**
+ * a scoped WarningKey,
+ * the handleId scoping is only needed for handle specific errors
+ *
+ * "`WarningType`:`handleId`"
+ */
+export type WarningKey = string; // for warnings that can occur on a per-handle basis
+
+/**
+ * a composite key used in the severityIndex
+ *
+ * "`WarningId`|`WarningKey`"
+ */
+export type CompositeWarningKey = string;
+
+export type WarningRegistry = Map<WarningId , Map<WarningKey, EditorWarning>>;
+export type SeverityIndex = Map<WarningSeverity, Set<CompositeWarningKey>>;
+
+type ZustandSet = (partial: Partial<FlowState> | ((state: FlowState) => Partial<FlowState>)) => void;
+type ZustandGet = () => FlowState;
+
+export type EditorWarningRegistry = {
+  /**
+   * stores all editor warnings
+   */
+  editorWarningRegistry: WarningRegistry;
+  /**
+   * index of warnings by severity
+   */
+  severityIndex: SeverityIndex;
+
+  /**
+   * gets all warnings and returns them as a list of warnings
+   * @returns {EditorWarning[]}
+   */
+  getWarnings: () => EditorWarning[];
+
+  /**
+   * gets all warnings with the current severity
+   * @param {WarningSeverity} warningSeverity
+   * @returns {EditorWarning[]}
+   */
+  getWarningsBySeverity: (warningSeverity: WarningSeverity) => EditorWarning[];
+
+  /**
+   * checks if there are no warnings of breaking severity
+   * @returns {boolean}
+   */
+  isProgramValid: () => boolean;
+
+  /**
+   * registers a warning to the warningRegistry and the SeverityIndex
+   * @param {EditorWarning} warning
+   */
+  registerWarning: (warning: EditorWarning) => void;
+
+  /**
+   * unregisters a warning from the warningRegistry and the SeverityIndex
+   * @param {EditorWarning} warning
+   */
+  unregisterWarning: (id: WarningId, warningKey: WarningKey) => void
+
+  /**
+   * unregisters warnings from the warningRegistry and the SeverityIndex
+   * @param {WarningId} warning
+   */
+  unregisterWarningsForId: (id: WarningId) => void;
+}
+
+// --| implemented logic |--
+
+/**
+ * the id to use for global editor warnings
+ * @type {string}
+ */
+export const globalWarning = "GLOBAL_WARNINGS";
+
+export function editorWarningRegistry(get: ZustandGet, set: ZustandSet) : EditorWarningRegistry { return {
+  editorWarningRegistry: new Map<NodeId, Map<WarningKey, EditorWarning>>(),
+  severityIndex: new Map([
+    ['INFO', new Set<CompositeWarningKey>()],
+    ['WARNING', new Set<CompositeWarningKey>()],
+    ['ERROR', new Set<CompositeWarningKey>()],
+  ]),
+
+  getWarningsBySeverity: (warningSeverity) => {
+    const wRegistry = new Map([...get().editorWarningRegistry].map(([k, v]) => [k, new Map(v)]));
+    const sIndex = new Map(get().severityIndex);
+    const warningKeys = sIndex.get(warningSeverity);
+    const warnings: EditorWarning[] = [];
+
+    warningKeys?.forEach(
+      (compositeKey) => {
+        const [id, warningKey] = compositeKey.split('|');
+        const warning = wRegistry.get(id)?.get(warningKey);
+
+        if (warning) {
+          warnings.push(warning);
+        }
+      }
+    )
+
+    return warnings;
+  },
+
+  isProgramValid: () => {
+    const sIndex = get().severityIndex;
+    return (sIndex.get("ERROR")!.size === 0);
+  },
+
+  getWarnings: () => Array.from(get().editorWarningRegistry.values())
+      .flatMap(innerMap => Array.from(innerMap.values())),
+
+
+  registerWarning: (warning) => {
+    const { scope: {id, handleId}, type, severity } = warning;
+    const warningKey = handleId ? `${type}:${handleId}` : type;
+    const compositeKey = `${id}|${warningKey}`;
+    const wRegistry = new Map([...get().editorWarningRegistry].map(([k, v]) => [k, new Map(v)]));
+    const sIndex = new Map(get().severityIndex);
+    // add to warning registry
+    if (!wRegistry.has(id)) {
+      wRegistry.set(id, new Map());
+    }
+    wRegistry.get(id)!.set(warningKey, warning);
+
+
+    // add to severityIndex
+    if (!sIndex.get(severity)!.has(compositeKey)) {
+      sIndex.get(severity)!.add(compositeKey);
+    }
+
+    set({
+      editorWarningRegistry: wRegistry,
+      severityIndex: sIndex
+    })
+  },
+
+  unregisterWarning: (id, warningKey) => {
+    const wRegistry = new Map([...get().editorWarningRegistry].map(([k, v]) => [k, new Map(v)]));
+    const sIndex = new Map(get().severityIndex);
+    // verify if the warning was created already
+    const warning = wRegistry.get(id)?.get(warningKey);
+    if (!warning) return;
+
+    // remove from warning registry
+    wRegistry.get(id)!.delete(warningKey);
+
+
+    // remove from severityIndex
+    sIndex.get(warning.severity)!.delete(`${id}|${warningKey}`);
+
+    set({
+      editorWarningRegistry: wRegistry,
+      severityIndex: sIndex
+    })
+  },
+
+  unregisterWarningsForId: (id) => {
+    const wRegistry = new Map([...get().editorWarningRegistry].map(([k, v]) => [k, new Map(v)]));
+    const sIndex = new Map(get().severityIndex);
+
+    const nodeWarnings = wRegistry.get(id);
+
+    // remove from severity index
+    if (nodeWarnings) {
+      nodeWarnings.forEach((warning) => {
+        const warningKey = warning.scope.handleId
+          ? `${warning.type}:${warning.scope.handleId}`
+          : warning.type;
+        sIndex.get(warning.severity)?.delete(`${id}|${warningKey}`);
+      });
+    }
+
+    // remove from warning registry
+    wRegistry.delete(id);
+
+    set({
+      editorWarningRegistry: wRegistry,
+      severityIndex: sIndex
+    })
+  },
+}}
+
+
+
+/**
+ * returns a summary of the warningRegistry
+ * @returns {{info: number, warning: number, error: number, isValid: boolean}}
+ */
+export function warningSummary() {
+  const {severityIndex, isProgramValid} = useFlowStore.getState();
+  return {
+    info: severityIndex.get('INFO')!.size,
+    warning: severityIndex.get('WARNING')!.size,
+    error: severityIndex.get('ERROR')!.size,
+    isValid: isProgramValid(),
+  };
+}
+
+
--- a/src/pages/VisProgPage/visualProgrammingUI/components/NodeComponents.tsx
+++ b/src/pages/VisProgPage/visualProgrammingUI/components/NodeComponents.tsx
@@ -1,4 +1,4 @@
-import {NodeToolbar} from '@xyflow/react';
+import {NodeToolbar, useReactFlow} from '@xyflow/react';
 import '@xyflow/react/dist/style.css';
 import {type JSX, useState} from "react";
 import {createPortal} from "react-dom";
@@ -30,10 +30,11 @@ type ToolbarProps = {
 */
 export function Toolbar({nodeId, allowDelete}: ToolbarProps) {
  const {nodes, deleteNode} = useFlowStore();
-
+  const { deleteElements } = useReactFlow();

  const deleteParentNode = () => {
-    deleteNode(nodeId);
+
+    deleteNode(nodeId, deleteElements);
  };

  const nodeType = nodes.find((node) => node.id === nodeId)?.type as keyof typeof NodeTooltips;
--- a/src/pages/VisProgPage/visualProgrammingUI/components/RuleBasedHandle.module.css
+++ b/src/pages/VisProgPage/visualProgrammingUI/components/RuleBasedHandle.module.css
@@ -1,7 +1,16 @@
+:global(.react-flow__handle.source){
+    border-radius: 100%;
+}
+:global(.react-flow__handle.target){
+    border-radius: 15%;
+}
+
+
+
 :global(.react-flow__handle.connected) {
    background: lightgray;
    border-color: green;
-    filter: drop-shadow(0 0 0.25rem green);
+    filter: drop-shadow(0 0 0.15rem green);
 }

 :global(.singleConnectionHandle.connected) {
@@ -16,19 +25,19 @@
 :global(.singleConnectionHandle.unconnected){
    background: lightsalmon;
    border-color: #ff6060;
-    filter: drop-shadow(0 0 0.25rem #ff6060);
+    filter: drop-shadow(0 0 0.15rem #ff6060);
 }

 :global(.react-flow__handle.connectingto) {
    background: #ff6060;
    border-color: coral;
-    filter: drop-shadow(0 0 0.25rem coral);
+    filter: drop-shadow(0 0 0.15rem coral);
 }

 :global(.react-flow__handle.valid) {
    background: #55dd99;
    border-color: green;
-    filter: drop-shadow(0 0 0.25rem green);
+    filter: drop-shadow(0 0 0.15rem green);
 }

 :global(.react-flow__handle) {
--- a/src/pages/VisProgPage/visualProgrammingUI/components/RuleBasedHandle.tsx
+++ b/src/pages/VisProgPage/visualProgrammingUI/components/RuleBasedHandle.tsx
@@ -4,7 +4,6 @@ import {
  type Connection,
  useNodeId, useNodeConnections
 } from '@xyflow/react';
-import {useState} from 'react';
 import { type HandleRule, useHandleRules} from "../HandleRuleLogic.ts";
 import "./RuleBasedHandle.module.css";

@@ -29,21 +28,16 @@ export function MultiConnectionHandle({
    handleId: id!
  })

-  // initialise the handles state with { isValid: true } to show that connections are possible
-  const [handleState, setHandleState] = useState<{ isSatisfied: boolean, message?: string }>({ isSatisfied: true });
-
  return (
    <Handle
      {...otherProps}
      id={id}
      type={type}
-      className={"multiConnectionHandle" + (connections.length === 0 ? " unconnected" : " connected")}
+      className={"multiConnectionHandle" + (connections.length === 0 ? " unconnected" : " connected") + ` ${type}`}
      isValidConnection={(connection) => {
        const result = validate(connection as Connection);
-        setHandleState(result);
        return result.isSatisfied;
      }}
-      title={handleState.message}
    />
  );
 }
@@ -66,22 +60,18 @@ export function SingleConnectionHandle({
    handleId: id!
  })

-  // initialise the handles state with { isValid: true } to show that connections are possible
-  const [handleState, setHandleState] = useState<{ isSatisfied: boolean, message?: string }>({ isSatisfied: true });

  return (
    <Handle
      {...otherProps}
      id={id}
      type={type}
-      className={"singleConnectionHandle" + (connections.length === 0 ? " unconnected" : " connected")}
+      className={"singleConnectionHandle" + (connections.length === 0 ? " unconnected" : " connected") + ` ${type}`}
      isConnectable={connections.length === 0}
      isValidConnection={(connection) => {
        const result = validate(connection as Connection);
-        setHandleState(result);
        return result.isSatisfied;
      }}
-      title={handleState.message}
    />
  );
 }
--- a/src/pages/VisProgPage/visualProgrammingUI/components/SaveLoadPanel.tsx
+++ b/src/pages/VisProgPage/visualProgrammingUI/components/SaveLoadPanel.tsx
@@ -29,6 +29,8 @@ export default function SaveLoadPanel() {
      const text = await file.text();
      const parsed = JSON.parse(text) as SavedProject;
      if (!parsed.nodes || !parsed.edges) throw new Error("Invalid file format");
+      const {nodes, unregisterWarningsForId} = useFlowStore.getState();
+      nodes.forEach((node) => {unregisterWarningsForId(node.id);});
      setNodes(parsed.nodes);
      setEdges(parsed.edges);
    } catch (e) {
--- a/src/pages/VisProgPage/visualProgrammingUI/components/WarningSidebar.module.css
+++ b/src/pages/VisProgPage/visualProgrammingUI/components/WarningSidebar.module.css
@@ -0,0 +1,203 @@
+.warnings-sidebar {
+    min-width: auto;
+    max-width: 340px;
+    margin-right: 0;
+    height: 100%;
+    background: canvas;
+    display: flex;
+    flex-direction: row;
+}
+
+.warnings-toggle-bar {
+    background-color: ButtonFace;
+    justify-items: center;
+    align-content: center;
+    width: 1rem;
+    cursor: pointer;
+}
+
+.warnings-toggle-bar.error:first-child:has(.arrow-right){
+    background-color: hsl(from red h s 75%);
+}
+.warnings-toggle-bar.warning:first-child:has(.arrow-right) {
+    background-color: hsl(from orange h s 75%);
+}
+.warnings-toggle-bar.info:first-child:has(.arrow-right) {
+    background-color: hsl(from steelblue h s 75%);
+}
+
+.warnings-toggle-bar:hover {
+    background-color: GrayText !important ;
+    .arrow-left {
+        border-right-color: ButtonFace;
+        transition: transform 0.15s ease-in-out;
+        transform: rotateY(180deg);
+    }
+    .arrow-right {
+        border-left-color: ButtonFace;
+        transition: transform 0.15s ease-in-out;
+        transform: rotateY(180deg);
+    }
+}
+
+
+.warnings-content {
+    width: 320px;
+    flex: 1;
+    flex-direction: column;
+    border-left: 2px solid CanvasText;
+}
+
+.warnings-header {
+    padding: 12px;
+    border-bottom: 2px solid CanvasText;
+}
+
+.severity-tabs {
+    display: flex;
+    gap: 4px;
+}
+
+.severity-tab {
+    flex: 1;
+    padding: 4px;
+    background: ButtonFace;
+    color: GrayText;
+    border: none;
+    cursor: pointer;
+}
+
+.count {
+    padding: 4px;
+    color: GrayText;
+    border: none;
+    cursor: pointer;
+}
+
+.severity-tab.active {
+    color: ButtonText;
+    border: 2px solid currentColor;
+    .count {
+        color: ButtonText;
+    }
+}
+
+.warning-group-header {
+    background: ButtonFace;
+    padding: 6px;
+    font-weight: bold;
+}
+
+.warnings-list {
+    flex: 1;
+    min-height: 0;
+    overflow-y: scroll;
+}
+
+.warnings-empty {
+    margin: auto;
+}
+
+.warning-item {
+    display: flex;
+    flex-direction: column;
+    margin: 5px;
+    gap: 2px;
+    padding: 0;
+    border-radius: 5px;
+    cursor: pointer;
+    color: GrayText;
+}
+
+.warning-item:hover {
+    background: ButtonFace;
+}
+
+.warning-item--error {
+    border: 2px solid red;
+    background-color: hsl(from red h s 96%);
+    .item-header{
+        background-color: red;
+        .type{
+            color: hsl(from red h s 96%);
+        }
+    }
+
+}
+
+.warning-item--error:hover {
+    background-color: hsl(from red h s 75%);
+}
+
+.warning-item--warning {
+    border: 2px solid orange;
+    background-color: hsl(from orange h s 96%);
+    .item-header{
+        background-color: orange;
+        .type{
+            color: hsl(from orange h s 96%);
+        }
+    }
+}
+
+.warning-item--warning:hover {
+    background-color: hsl(from orange h s 75%);
+}
+
+.warning-item--info {
+    border: 2px solid steelblue;
+    background-color: hsl(from steelblue h s 96%);
+    .item-header{
+        background-color: steelblue;
+        .type{
+            color: hsl(from steelblue h s 96%);
+        }
+    }
+}
+
+.warning-item--info:hover {
+    background-color: hsl(from steelblue h s 75%);
+}
+
+.warning-item .item-header {
+    padding: 8px 8px;
+    opacity: 1;
+    font-weight: bolder;
+}
+.warning-item .item-header .type{
+    padding: 2px 8px;
+    font-size: 0.9rem;
+}
+
+.warning-item .description {
+    padding: 5px 10px;
+    font-size: 0.8rem;
+}
+
+.auto-hide {
+    background-color: Canvas;
+    border-top: 2px solid CanvasText;
+    margin-top: auto;
+    width: 100%;
+    height: 2.5rem;
+    display: flex;
+    align-items: center;
+    padding: 0 12px;
+}
+
+/* arrows for toggleBar */
+.arrow-right {
+    width: 0;
+    height: 0;
+    border-top: 0.5rem solid transparent;
+    border-bottom: 0.5rem solid transparent;
+    border-left: 0.6rem solid GrayText;
+}
+
+.arrow-left {
+    width: 0;
+    height: 0;
+    border-top: 0.5rem solid transparent;
+    border-bottom: 0.5rem solid transparent;
+    border-right: 0.6rem solid GrayText;
+}
--- a/src/pages/VisProgPage/visualProgrammingUI/components/WarningSidebar.tsx
+++ b/src/pages/VisProgPage/visualProgrammingUI/components/WarningSidebar.tsx
@@ -0,0 +1,225 @@
+import {useReactFlow, useStoreApi} from "@xyflow/react";
+import clsx from "clsx";
+import {useEffect, useState} from "react";
+import useFlowStore from "../VisProgStores.tsx";
+import {
+  warningSummary,
+  type WarningSeverity,
+  type EditorWarning, globalWarning
+} from "./EditorWarnings.tsx";
+import styles from "./WarningSidebar.module.css";
+
+/**
+ * the warning sidebar, shows all warnings
+ *
+ * @returns {React.JSX.Element}
+ * @constructor
+ */
+export function WarningsSidebar() {
+  const warnings = useFlowStore.getState().getWarnings();
+  const [hide, setHide] = useState(false);
+  const [severityFilter, setSeverityFilter] = useState<WarningSeverity | 'ALL'>('ALL');
+  const [autoHide, setAutoHide] = useState(false);
+
+  // let autohide change hide status only when autohide is toggled
+  // and allow for user to change the hide state even if autohide is enabled
+  const hasWarnings = warnings.length > 0;
+  useEffect(() => {
+    if (autoHide) {
+      setHide(!hasWarnings);
+    }
+  }, [autoHide, hasWarnings]);
+
+  const filtered = severityFilter === 'ALL'
+    ? warnings
+    : warnings.filter(w => w.severity === severityFilter);
+
+
+  const summary = warningSummary();
+  // Finds the first key where the count > 0
+  const getHighestSeverity = () => {
+    if (summary.error > 0) return styles.error;
+    if (summary.warning > 0) return styles.warning;
+    if (summary.info > 0) return styles.info;
+    return '';
+  };
+
+  return (
+    <aside className={`flex-row`} >
+      <div
+        className={`${styles.warningsToggleBar} ${getHighestSeverity()}`}
+        onClick={() => setHide(!hide)}
+        title={"toggle warnings"}
+      >
+        <div className={`${hide ? styles.arrowRight : styles.arrowLeft}`}></div>
+      </div>
+      <div 
+        id="warningSidebar" 
+        className={styles.warningsContent} 
+        style={hide ? {display: "none"} : {display: "flex"}}
+      >
+        <WarningsHeader
+          severityFilter={severityFilter}
+          onChange={setSeverityFilter}
+        />
+
+        <WarningsList warnings={filtered} />
+        <div className={styles.autoHide}>
+          <input
+            id="autoHideSwitch"
+            type={"checkbox"}
+            checked={autoHide}
+            onChange={(e) => setAutoHide(e.target.checked)}
+          /><label>Hide if there are no warnings</label>
+        </div>
+      </div>
+    </aside>
+
+  );
+}
+
+/**
+ * the header of the warning sidebar, contains severity filtering buttons
+ *
+ * @param {WarningSeverity | "ALL"} severityFilter
+ * @param {(severity: (WarningSeverity | "ALL")) => void} onChange
+ * @returns {React.JSX.Element}
+ * @constructor
+ */
+function WarningsHeader({
+  severityFilter,
+  onChange,
+}: {
+  severityFilter: WarningSeverity | 'ALL';
+  onChange: (severity: WarningSeverity | 'ALL') => void;
+}) {
+  const summary = warningSummary();
+
+  return (
+    <div className={styles.warningsHeader}>
+      <h3>Warnings</h3>
+      <div className={styles.severityTabs}>
+        {(['ALL', 'ERROR', 'WARNING', 'INFO'] as const).map(severity => (
+          <button
+            key={severity}
+            className={clsx(styles.severityTab, severityFilter === severity && styles.active)}
+            onClick={() => onChange(severity)}
+          >
+            {severity}
+            {severity !== 'ALL' && (
+              <span className={styles.count}>
+                {summary[severity.toLowerCase() as keyof typeof summary]}
+              </span>
+            )}
+          </button>
+        ))}
+      </div>
+    </div>
+  );
+}
+
+
+/**
+ *  the list of warnings in the warning sidebar
+ *
+ * @param {{warnings: EditorWarning[]}} props
+ * @returns {React.JSX.Element}
+ * @constructor
+ */
+function WarningsList(props: { warnings: EditorWarning[] }) {
+  const splitWarnings = {
+    global: props.warnings.filter(w => w.scope.id === globalWarning),
+    other: props.warnings.filter(w => w.scope.id !== globalWarning),
+  }
+  if (props.warnings.length === 0) {
+    return (
+      <div className={styles.warningsEmpty}>
+        No warnings!
+      </div>
+    )
+  }
+  return (
+    <div className={styles.warningsList}>
+        <div className={styles.warningGroupHeader}>global:</div>
+        <div className={styles.warningsGroup}>
+          {splitWarnings.global.map((warning) => (
+            <WarningListItem warning={warning} key={`${warning.scope.id}|${warning.type}` + (warning.scope.handleId
+              ? `:${warning.scope.handleId}`
+              : "")}
+            />
+          ))}
+          {splitWarnings.global.length === 0 && "No global warnings!"}
+        </div>
+        <div className={styles.warningGroupHeader}>other:</div>
+        <div className={styles.warningsGroup}>
+          {splitWarnings.other.map((warning) => (
+            <WarningListItem warning={warning} key={`${warning.scope.id}|${warning.type}` + (warning.scope.handleId
+              ? `:${warning.scope.handleId}`
+              : "")}
+            />
+          ))}
+          {splitWarnings.other.length === 0 && "No other warnings!"}
+        </div>
+    </div>
+  );
+}
+
+/**
+ * a single warning in the warning sidebar
+ *
+ * @param {{warning: EditorWarning, key: string}} props
+ * @returns {React.JSX.Element}
+ * @constructor
+ */
+function WarningListItem(props: { warning: EditorWarning, key: string}) {
+  const jumpToNode = useJumpToNode();
+
+  return (
+    <div
+      className={clsx(styles.warningItem, styles[`warning-item--${props.warning.severity.toLowerCase()}`],)}
+      onClick={() => jumpToNode(props.warning.scope.id)}
+    >
+      <div className={styles.itemHeader}>
+        <span className={styles.type}>{props.warning.type}</span>
+      </div>
+
+      <div className={styles.description}>
+        {props.warning.description}
+      </div>
+    </div>
+  );
+}
+
+/**
+ * moves the editor to the provided node
+ * @returns {(nodeId: string) => void}
+ */
+function useJumpToNode() {
+  const { getNode, setCenter, getViewport } = useReactFlow();
+  const { addSelectedNodes } = useStoreApi().getState();
+
+
+  return (nodeId: string) => {
+    // user can't jump to global warning, so prevent further logic from running if the warning is a globalWarning
+    if (nodeId === globalWarning) return;
+    const node = getNode(nodeId);
+    if (!node) return;
+
+    const nodeElement = document.querySelector(`.react-flow__node[data-id="${nodeId}"]`) as HTMLElement;
+    const { position } = node;
+    const viewport = getViewport();
+    const { width, height } = nodeElement.getBoundingClientRect();
+
+    //move to node
+    setCenter(
+      position!.x + ((width / viewport.zoom) / 2),
+      position!.y + ((height / viewport.zoom) / 2),
+      {duration: 300, interpolate: "smooth" }
+    ).then(() => {
+      addSelectedNodes([nodeId]);
+    });
+
+
+
+  };
+}
--- a/src/pages/VisProgPage/visualProgrammingUI/nodes/BasicBeliefNode.tsx
+++ b/src/pages/VisProgPage/visualProgrammingUI/nodes/BasicBeliefNode.tsx
@@ -113,9 +113,7 @@ export default function BasicBeliefNode(props: NodeProps<BasicBeliefNode>) {
    updateNodeData(props.id, {...data, belief: {...data.belief, description: value}});
  }

-  // Use this
-  const emotionOptions = ["Happy", "Angry", "Sad", "Cheerful"]
-
+  const emotionOptions = ["sad", "angry", "surprise", "fear", "happy", "disgust", "neutral"];

  let placeholder = ""
  let wrapping = ""
@@ -191,8 +189,8 @@ export default function BasicBeliefNode(props: NodeProps<BasicBeliefNode>) {
          )}
        <MultiConnectionHandle type="source" position={Position.Right} id="source" rules={[
          noMatchingLeftRightBelief,
-          allowOnlyConnectionsFromHandle([{nodeType:"trigger",handleId:"TriggerBeliefs"}, {nodeType:"norm",handleId:"NormBeliefs"}]),
-        ]}/>
+          allowOnlyConnectionsFromHandle([{nodeType:"trigger",handleId:"TriggerBeliefs"}, {nodeType:"norm",handleId:"NormBeliefs"},{nodeType:"InferredBelief",handleId:"inferred_belief"}]),
+        ]}  title="Connect to any number of trigger and/or normNode(-s)"/>
      </div>
    </>
  );
--- a/src/pages/VisProgPage/visualProgrammingUI/nodes/EndNode.tsx
+++ b/src/pages/VisProgPage/visualProgrammingUI/nodes/EndNode.tsx
@@ -1,12 +1,15 @@
 import {
  type NodeProps,
  Position,
-  type Node,
+  type Node, useNodeConnections
 } from '@xyflow/react';
+import {useEffect} from "react";
+import type {EditorWarning} from "../components/EditorWarnings.tsx";
 import { Toolbar } from '../components/NodeComponents';
 import styles from '../../VisProg.module.css';
 import {SingleConnectionHandle} from "../components/RuleBasedHandle.tsx";
 import {allowOnlyConnectionsFromType} from "../HandleRules.ts";
+import useFlowStore from "../VisProgStores.tsx";



@@ -27,6 +30,27 @@ export type EndNode = Node<EndNodeData>
 * @returns React.JSX.Element
 */
 export default function EndNode(props: NodeProps<EndNode>) {
+  const {registerWarning, unregisterWarning} = useFlowStore.getState();
+  const connections = useNodeConnections({
+    id: props.id,
+    handleId: 'target'
+  })
+
+  useEffect(() => {
+    const noConnectionWarning : EditorWarning = {
+      scope: {
+        id: props.id,
+        handleId: 'target'
+      },
+      type: 'MISSING_INPUT',
+      severity: "ERROR",
+      description: "the endNode does not have an incoming connection from a phaseNode"
+    }
+
+    if (connections.length === 0) { registerWarning(noConnectionWarning); }
+    else { unregisterWarning(props.id, `${noConnectionWarning.type}:target`); }
+  }, [connections.length, props.id, registerWarning, unregisterWarning]);
+
  return (
    <>
      <Toolbar nodeId={props.id} allowDelete={false}/>
@@ -36,7 +60,7 @@ export default function EndNode(props: NodeProps<EndNode>) {
        </div>
        <SingleConnectionHandle type="target" position={Position.Left} id="target" rules={[
          allowOnlyConnectionsFromType(["phase"])
-        ]}/>
+        ]} title="Connect to a phaseNode"/>
      </div>
    </>
  );
--- a/src/pages/VisProgPage/visualProgrammingUI/nodes/GoalNode.tsx
+++ b/src/pages/VisProgPage/visualProgrammingUI/nodes/GoalNode.tsx
@@ -1,8 +1,10 @@
 import {
  type NodeProps,
  Position,
-  type Node,
+  type Node
 } from '@xyflow/react';
+import {useEffect} from "react";
+import type {EditorWarning} from "../components/EditorWarnings.tsx";
 import { Toolbar } from '../components/NodeComponents';
 import styles from '../../VisProg.module.css';
 import { TextField } from '../../../../components/TextField';
@@ -44,7 +46,7 @@ export type GoalNode = Node<GoalNodeData>
 * @returns React.JSX.Element
 */
 export default function GoalNode({id, data}: NodeProps<GoalNode>) {
-  const {updateNodeData} = useFlowStore();
+  const {updateNodeData, registerWarning, unregisterWarning} = useFlowStore();
  const _nodes = useFlowStore().nodes;

  const text_input_id = `goal_${id}_text_input`;
@@ -64,6 +66,24 @@ export default function GoalNode({id, data}: NodeProps<GoalNode>) {
    updateNodeData(id, {...data, can_fail: value});
  }

+
+  useEffect(() => {
+    const noPlanWarning : EditorWarning = {
+      scope: {
+        id: id,
+        handleId: undefined
+      },
+      type: 'PLAN_IS_UNDEFINED',
+      severity: 'ERROR',
+      description: "This goalNode is missing a plan, please make sure to create a plan by using the create plan button"
+    };
+
+    if (!data.plan){
+      registerWarning(noPlanWarning);
+      return;
+    }
+    unregisterWarning(id, noPlanWarning.type);
+  },[data.plan, id, registerWarning, unregisterWarning])
  return <>
    <Toolbar nodeId={id} allowDelete={true}/>
    <div className={`${styles.defaultNode} ${styles.nodeGoal} flex-col gap-sm`}>
@@ -118,9 +138,11 @@ export default function GoalNode({id, data}: NodeProps<GoalNode>) {
      </div>
      <MultiConnectionHandle type="source" position={Position.Right} id="GoalSource" rules={[
        allowOnlyConnectionsFromHandle([{nodeType:"phase",handleId:"data"}]),
-      ]}/>
+      ]} title="Connect to any number of phase and/or goalNode(-s)"/>

-      <MultiConnectionHandle type="target" position={Position.Bottom} id="GoalTarget" rules={[allowOnlyConnectionsFromType(["goal"])]}/>
+      <MultiConnectionHandle type="target" position={Position.Bottom} id="GoalTarget" rules={[
+        allowOnlyConnectionsFromType(["goal"])]
+      } title="Connect to any number of goalNode(-s)"/>


    </div>
--- a/src/pages/VisProgPage/visualProgrammingUI/nodes/InferredBeliefNode.tsx
+++ b/src/pages/VisProgPage/visualProgrammingUI/nodes/InferredBeliefNode.tsx
@@ -1,6 +1,7 @@
-import {getConnectedEdges, type Node, type NodeProps, Position} from '@xyflow/react';
-import {useState} from "react";
+import {getConnectedEdges, type Node, type NodeProps, Position, useNodeConnections} from '@xyflow/react';
+import {useEffect, useState} from "react";
 import styles from '../../VisProg.module.css';
+import type {EditorWarning} from "../components/EditorWarnings.tsx";
 import {Toolbar} from '../components/NodeComponents.tsx';
 import {MultiConnectionHandle, SingleConnectionHandle} from "../components/RuleBasedHandle.tsx";
 import {allowOnlyConnectionsFromType} from "../HandleRules.ts";
@@ -91,7 +92,7 @@ export const InferredBeliefTooltip = `
 */
 export default function InferredBeliefNode(props: NodeProps<InferredBeliefNode>) {
  const data = props.data;
-  const { updateNodeData } = useFlowStore();
+  const { updateNodeData, registerWarning, unregisterWarning } = useFlowStore();
  // start of as an AND operator, true: "AND", false: "OR"
  const [enforceAllBeliefs, setEnforceAllBeliefs] = useState(true);

@@ -109,6 +110,29 @@ export default function InferredBeliefNode(props: NodeProps<InferredBeliefNode>)
    });
  }

+  const beliefConnections = useNodeConnections({
+    id: props.id,
+    handleType: "target",
+  })
+
+  useEffect(() => {
+    const noBeliefsWarning : EditorWarning = {
+      scope: {
+        id: props.id,
+        handleId: undefined
+      },
+      type: 'MISSING_INPUT',
+      severity: 'ERROR',
+      description: `This AND/OR node is missing one or more beliefs, 
+      please make sure to use both inputs of an AND/OR node`
+    };
+
+    if (beliefConnections.length < 2){
+      registerWarning(noBeliefsWarning);
+      return;
+    }
+    unregisterWarning(props.id, noBeliefsWarning.type);
+  },[beliefConnections.length, props.id, registerWarning, unregisterWarning])
  return (
    <>
      <Toolbar nodeId={props.id} allowDelete={true}/>
--- a/src/pages/VisProgPage/visualProgrammingUI/nodes/NormNode.tsx
+++ b/src/pages/VisProgPage/visualProgrammingUI/nodes/NormNode.tsx
@@ -79,10 +79,10 @@ export default function NormNode(props: NodeProps<NormNode>) {

      <MultiConnectionHandle type="source" position={Position.Right} id="norms" rules={[
        allowOnlyConnectionsFromHandle([{nodeType:"phase",handleId:"data"}])
-      ]}/>
+      ]} title="Connect to any number of phaseNode(-s)"/>
      <SingleConnectionHandle type="target" position={Position.Bottom} id="NormBeliefs" rules={[
        allowOnlyConnectionsFromType(["basic_belief", "inferred_belief"])
-      ]}/>
+      ]} title="Connect to a beliefNode or a set of beliefs combined using the AND/OR node"/>
    </div>
  </>;
 };
--- a/src/pages/VisProgPage/visualProgrammingUI/nodes/PhaseNode.tsx
+++ b/src/pages/VisProgPage/visualProgrammingUI/nodes/PhaseNode.tsx
@@ -1,8 +1,10 @@
 import {
  type NodeProps,
  Position,
-  type Node
+  type Node, useNodeConnections
 } from '@xyflow/react';
+import {useEffect, useRef} from "react";
+import {type EditorWarning} from "../components/EditorWarnings.tsx";
 import { Toolbar } from '../components/NodeComponents';
 import styles from '../../VisProg.module.css';
 import {SingleConnectionHandle, MultiConnectionHandle} from "../components/RuleBasedHandle.tsx";
@@ -37,10 +39,107 @@ export type PhaseNode = Node<PhaseNodeData>
 */
 export default function PhaseNode(props: NodeProps<PhaseNode>) {
  const data = props.data;
-  const {updateNodeData} = useFlowStore();
+  const {updateNodeData, registerWarning, unregisterWarning} = useFlowStore();
  const updateLabel = (value: string) => updateNodeData(props.id, {...data, label: value});
  const label_input_id = `phase_${props.id}_label_input`;

+  const connections = useNodeConnections({
+    id: props.id,
+    handleType: "target",
+    handleId: 'data'
+  })
+  
+  const phaseOutCons = useNodeConnections({
+    id: props.id,
+    handleType: "source",
+    handleId: 'source',
+  })
+
+  const phaseInCons = useNodeConnections({
+    id: props.id,
+    handleType: "target",
+    handleId: 'target',
+  })
+
+
+
+  useEffect(() => {
+    const noConnectionWarning : EditorWarning = {
+      scope: {
+        id: props.id,
+        handleId: 'data'
+      },
+      type: 'MISSING_INPUT',
+      severity: "WARNING",
+      description: "the phaseNode has no incoming goals, norms, and/or triggers"
+    }
+
+    if (connections.length === 0) { registerWarning(noConnectionWarning); return; }
+    unregisterWarning(props.id, `${noConnectionWarning.type}:data`);
+  }, [connections.length, props.id, registerWarning, unregisterWarning]);
+
+  useEffect(() => {
+    const notConnectedInfo : EditorWarning = {
+      scope: {
+        id: props.id,
+        handleId: undefined,
+      },
+      type: 'NOT_CONNECTED_TO_PROGRAM',
+      severity: "INFO",
+      description: "The PhaseNode is not connected to other nodes"
+    };
+    const noIncomingPhaseWarning : EditorWarning = {
+      scope: {
+        id: props.id,
+        handleId: 'target'
+      },
+      type: 'MISSING_INPUT',
+      severity: "WARNING",
+      description: "the phaseNode has no incoming connection from a phase or the startNode"
+    }
+    const noOutgoingPhaseWarning : EditorWarning = {
+      scope: {
+        id: props.id,
+        handleId: 'source'
+      },
+      type: 'MISSING_OUTPUT',
+      severity: "WARNING",
+      description: "the phaseNode has no outgoing connection to a phase or the endNode"
+    }
+
+    // register relevant warning and unregister others
+    if (phaseInCons.length === 0 && phaseOutCons.length === 0) {
+      registerWarning(notConnectedInfo);
+      unregisterWarning(props.id, `${noOutgoingPhaseWarning.type}:${noOutgoingPhaseWarning.scope.handleId}`);
+      unregisterWarning(props.id, `${noIncomingPhaseWarning.type}:${noIncomingPhaseWarning.scope.handleId}`);
+      return;
+    }
+    if (phaseOutCons.length === 0) {
+      registerWarning(noOutgoingPhaseWarning);
+      unregisterWarning(props.id, `${noIncomingPhaseWarning.type}:${noIncomingPhaseWarning.scope.handleId}`);
+      unregisterWarning(notConnectedInfo.scope.id, notConnectedInfo.type);
+      return;
+    }
+    if (phaseInCons.length === 0) {
+      registerWarning(noIncomingPhaseWarning);
+      unregisterWarning(props.id, `${noOutgoingPhaseWarning.type}:${noOutgoingPhaseWarning.scope.handleId}`);
+      unregisterWarning(notConnectedInfo.scope.id, notConnectedInfo.type);
+      return;
+    }
+    // unregister all warnings if none should be present
+    unregisterWarning(notConnectedInfo.scope.id, notConnectedInfo.type);
+    unregisterWarning(props.id, `${noOutgoingPhaseWarning.type}:${noOutgoingPhaseWarning.scope.handleId}`);
+    unregisterWarning(props.id, `${noIncomingPhaseWarning.type}:${noIncomingPhaseWarning.scope.handleId}`);
+  }, [phaseInCons.length, phaseOutCons.length, props.id, registerWarning, unregisterWarning]);
+  const ref = useRef<HTMLDivElement>(null);
+
+  useEffect(() => {
+    if (ref.current) {
+      const { width, height } = ref.current.getBoundingClientRect();
+
+      console.log('Node width:', width, 'height:', height);
+    }
+  }, []);
  return (
    <>
      <Toolbar nodeId={props.id} allowDelete={true}/>
@@ -57,14 +156,14 @@ export default function PhaseNode(props: NodeProps<PhaseNode>) {
        <SingleConnectionHandle type="target" position={Position.Left} id="target" rules={[
          noSelfConnections,
          allowOnlyConnectionsFromType(["phase", "start"]),
-        ]}/>
+        ]} title="Connect to a phase or the startNode"/>
        <MultiConnectionHandle type="target" position={Position.Bottom} id="data" rules={[
          allowOnlyConnectionsFromType(["norm", "goal", "trigger"])
-        ]}/>
+        ]} title="Connect to any number of norm, goal, and TriggerNode(-s)"/>
        <SingleConnectionHandle type="source" position={Position.Right} id="source" rules={[
          noSelfConnections,
          allowOnlyConnectionsFromType(["phase", "end"]),
-        ]}/>
+        ]} title="Connect to a phase or the endNode"/>
      </div>
    </>
  );
--- a/src/pages/VisProgPage/visualProgrammingUI/nodes/StartNode.tsx
+++ b/src/pages/VisProgPage/visualProgrammingUI/nodes/StartNode.tsx
@@ -1,12 +1,15 @@
 import {
  type NodeProps,
  Position,
-  type Node,
+  type Node, useNodeConnections
 } from '@xyflow/react';
+import {useEffect} from "react";
 import { Toolbar } from '../components/NodeComponents';
 import styles from '../../VisProg.module.css';
 import {SingleConnectionHandle} from "../components/RuleBasedHandle.tsx";
+import {type EditorWarning} from "../components/EditorWarnings.tsx";
 import {allowOnlyConnectionsFromHandle} from "../HandleRules.ts";
+import useFlowStore from "../VisProgStores.tsx";


 export type StartNodeData = {
@@ -25,6 +28,27 @@ export type StartNode = Node<StartNodeData>
 * @returns React.JSX.Element
 */
 export default function StartNode(props: NodeProps<StartNode>) {
+  const {registerWarning, unregisterWarning} = useFlowStore.getState();
+  const connections = useNodeConnections({
+    id: props.id,
+    handleId: 'source'
+  })
+
+  useEffect(() => {
+    const noConnectionWarning : EditorWarning = {
+      scope: {
+        id: props.id,
+        handleId: 'source'
+      },
+      type: 'MISSING_OUTPUT',
+      severity: "ERROR",
+      description: "the startNode does not have an outgoing connection to a phaseNode"
+    }
+
+    if (connections.length === 0) { registerWarning(noConnectionWarning); }
+    else { unregisterWarning(props.id, `${noConnectionWarning.type}:source`); }
+  }, [connections.length, props.id, registerWarning, unregisterWarning]);
+
  return (
    <>
      <Toolbar nodeId={props.id} allowDelete={false}/>
@@ -34,7 +58,7 @@ export default function StartNode(props: NodeProps<StartNode>) {
        </div>
        <SingleConnectionHandle type="source" position={Position.Right} id="source" rules={[
          allowOnlyConnectionsFromHandle([{nodeType:"phase",handleId:"target"}])
-        ]}/>
+        ]} title="Connect to a phaseNode"/>
      </div>
    </>
  );
--- a/src/pages/VisProgPage/visualProgrammingUI/nodes/TriggerNode.tsx
+++ b/src/pages/VisProgPage/visualProgrammingUI/nodes/TriggerNode.tsx
@@ -1,8 +1,10 @@
 import {
  type NodeProps,
  Position,
-  type Node,
+  type Node, useNodeConnections
 } from '@xyflow/react';
+import {useEffect} from "react";
+import type {EditorWarning} from "../components/EditorWarnings.tsx";
 import { Toolbar } from '../components/NodeComponents';
 import styles from '../../VisProg.module.css';
 import {MultiConnectionHandle, SingleConnectionHandle} from "../components/RuleBasedHandle.tsx";
@@ -45,12 +47,77 @@ export type TriggerNode = Node<TriggerNodeData>
 */
 export default function TriggerNode(props: NodeProps<TriggerNode>) {
  const data = props.data;
-  const {updateNodeData} = useFlowStore();
+  const {updateNodeData, registerWarning, unregisterWarning} = useFlowStore();

  const setName= (value: string) => {
    updateNodeData(props.id, {...data, name: value})
  }

+  const beliefInput = useNodeConnections({
+    id: props.id,
+    handleType: "target",
+    handleId: "TriggerBeliefs"
+  })
+
+  const outputCons = useNodeConnections({
+    id: props.id,
+    handleType: "source",
+    handleId: "TriggerSource"
+  })
+
+  useEffect(() => {
+    const noPhaseConnectionWarning : EditorWarning = {
+      scope: {
+        id: props.id,
+        handleId: 'TriggerSource'
+      },
+      type: 'MISSING_OUTPUT',
+      severity: 'INFO',
+      description: "This triggerNode is missing a condition/belief, please make sure to connect a belief node to "
+    };
+
+    if (outputCons.length === 0){
+      registerWarning(noPhaseConnectionWarning);
+      return;
+    }
+    unregisterWarning(props.id, `${noPhaseConnectionWarning.type}:${noPhaseConnectionWarning.scope.handleId}`);
+  },[outputCons.length, props.id, registerWarning, unregisterWarning])
+
+  useEffect(() => {
+    const noBeliefWarning : EditorWarning = {
+      scope: {
+        id: props.id,
+        handleId: 'TriggerBeliefs'
+      },
+      type: 'MISSING_INPUT',
+      severity: 'ERROR',
+      description: "This triggerNode is missing a condition/belief, please make sure to connect a belief node to "
+    };
+
+    if (beliefInput.length === 0 && outputCons.length !== 0){
+      registerWarning(noBeliefWarning);
+      return;
+    }
+    unregisterWarning(props.id, `${noBeliefWarning.type}:${noBeliefWarning.scope.handleId}`);
+  },[beliefInput.length, outputCons.length, props.id, registerWarning, unregisterWarning])
+
+  useEffect(() => {
+    const noPlanWarning : EditorWarning = {
+      scope: {
+        id: props.id,
+        handleId: undefined
+      },
+      type: 'PLAN_IS_UNDEFINED',
+      severity: 'ERROR',
+      description: "This triggerNode is missing a plan, please make sure to create a plan by using the create plan button"
+    };
+
+    if (!data.plan && outputCons.length !== 0){
+      registerWarning(noPlanWarning);
+      return;
+    }
+    unregisterWarning(props.id, noPlanWarning.type);
+  },[data.plan, outputCons.length, props.id, registerWarning, unregisterWarning])
  return <>

    <Toolbar nodeId={props.id} allowDelete={true}/>
@@ -65,15 +132,16 @@ export default function TriggerNode(props: NodeProps<TriggerNode>) {
      <div className={"flex-row gap-md"}>Plan{data.plan ? (": " + data.plan.name) : ""} is currently {data.plan ? "" : "not"} set. {data.plan ? "🟢" : "🔴"}</div>
      <MultiConnectionHandle type="source" position={Position.Right} id="TriggerSource" rules={[
        allowOnlyConnectionsFromHandle([{nodeType:"phase",handleId:"data"}]),
-      ]}/>
+      ]} title="Connect to any number of phaseNodes"/>
      <SingleConnectionHandle
        type="target"
        position={Position.Bottom}
        id="TriggerBeliefs"
        style={{ left: '40%' }}
        rules={[
-          allowOnlyConnectionsFromType(["basic_belief","inferred_belief"]),
+          allowOnlyConnectionsFromType(['basic_belief','inferred_belief']),
        ]}
+        title="Connect to a beliefNode or a set of beliefs combined using the AND/OR node"
      />
      
      <MultiConnectionHandle
@@ -84,6 +152,7 @@ export default function TriggerNode(props: NodeProps<TriggerNode>) {
        rules={[
          allowOnlyConnectionsFromType(['goal']),
        ]}
+        title="Connect to any number of goalNodes"
      />

      <PlanEditorDialog