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State Persistence and UI Improvements for Mind Map #41

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10 changes: 0 additions & 10 deletions package-lock.json
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32 changes: 32 additions & 0 deletions src/App.css
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Original file line number Diff line number Diff line change
Expand Up @@ -40,3 +40,35 @@
.read-the-docs {
color: #888;
}

/* 📍 Color Legend Styles */
.color-legend {
position: absolute;
top: 20px;
left: 20px;
background: rgba(34, 34, 34, 0.9);
padding: 12px;
border-radius: 10px;
border: 1px solid #444;
color: white;
z-index: 1000;
display: flex;
flex-direction: column;
gap: 8px;
pointer-events: none;
}

.legend-item {
display: flex;
align-items: center;
gap: 8px;
font-size: 0.9rem;
font-weight: 500;
}

.dot {
width: 12px;
height: 12px;
border-radius: 50%;
display: inline-block;
}
75 changes: 62 additions & 13 deletions src/App.jsx
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Original file line number Diff line number Diff line change
@@ -1,5 +1,5 @@
// 📦 Imports
import React, { useState, useRef } from 'react';
import React, { useState, useRef, useEffect } from 'react';
import ReactFlow, {
Background,
Controls,
Expand All @@ -8,14 +8,21 @@ import ReactFlow, {
applyNodeChanges,
} from 'reactflow';
import 'reactflow/dist/style.css';
import './App.css';
import axios from 'axios';
import html2canvas from 'html2canvas';
import { saveAs } from 'file-saver';

// 🧠 Initial State & Helpers
const initialNodes = [];
const initialEdges = [];
let nodeId = 1;
const initialNodes = JSON.parse(localStorage.getItem('nodes')) || [];
const initialEdges = JSON.parse(localStorage.getItem('edges')) || [];

const getMaxId = (nodes) => {
const ids = nodes.map((n) => parseInt(n.id)).filter((id) => !isNaN(id));
return ids.length > 0 ? Math.max(...ids) : 0;
};

let nodeId = getMaxId(initialNodes) + 1;

const getColor = (type) => {
switch (type) {
Expand All @@ -27,9 +34,9 @@ const getColor = (type) => {
};

// 🤖 AI Logic with Domino Effect Thinking (Updated: Using Puter AI API)
const createAIChildren = async (text, parentId, setNodes, setEdges, stopGenerationRef) => {
const createAIChildren = async (text, parentId, setNodes, setEdges, stopGenerationRef, parentPos, depth = 1) => {
try {
if (stopGenerationRef.current) return;
if (stopGenerationRef.current || depth < 0) return;
const res = await axios.post(
'https://api.puter.com/v1/chat/completions',
{
Expand Down Expand Up @@ -69,8 +76,8 @@ Return only 3 outputs: one of each type.`
id: newId,
data: { label: line.replace(/^\d+\.\s*/, '') },
position: {
x: 300 + Math.random() * 300,
y: 200 + Math.random() * 300
x: parentPos.x + 350,
y: parentPos.y + (idx - 1) * 150
},
style: {
background: getColor(childTypes[idx]),
Expand All @@ -94,9 +101,11 @@ Return only 3 outputs: one of each type.`
setEdges((eds) => [...eds, ...newEdges]);

// Recursively expand each child one level deep
for (const n of newNodes) {
if (stopGenerationRef.current) break;
await createAIChildren(n.data.label, n.id, setNodes, setEdges, stopGenerationRef);
if (depth > 0) {
for (const n of newNodes) {
if (stopGenerationRef.current) break;
await createAIChildren(n.data.label, n.id, setNodes, setEdges, stopGenerationRef, n.position, depth - 1);
}
}

} catch (err) {
Expand All @@ -112,6 +121,12 @@ export default function App() {
const [nodes, setNodes] = useState(initialNodes);
const [edges, setEdges] = useState(initialEdges);
const [prompt, setPrompt] = useState('');

// 💾 Persistence
useEffect(() => {
localStorage.setItem('nodes', JSON.stringify(nodes));
localStorage.setItem('edges', JSON.stringify(edges));
}, [nodes, edges]);
const [loading, setLoading] = useState(false);
const stopGenerationRef = useRef(false);
const reactFlowWrapper = useRef(null);
Expand Down Expand Up @@ -150,7 +165,7 @@ export default function App() {
setNodes([rootNode]);
setEdges([]);

await createAIChildren(prompt, rootId, setNodes, setEdges, stopGenerationRef);
await createAIChildren(prompt, rootId, setNodes, setEdges, stopGenerationRef, rootNode.position);

setPrompt('');
setLoading(false);
Expand All @@ -161,10 +176,21 @@ export default function App() {
setLoading(false);
};

const handleClearAll = () => {
if (window.confirm('Are you sure you want to clear the entire mind map?')) {
setNodes([]);
setEdges([]);
localStorage.removeItem('nodes');
localStorage.removeItem('edges');
// Reset nodeId for fresh start
nodeId = 1;
}
};

const onNodeClick = async (_event, node) => {
stopGenerationRef.current = false;
setLoading(true);
await createAIChildren(node.data.label, node.id, setNodes, setEdges, stopGenerationRef);
await createAIChildren(node.data.label, node.id, setNodes, setEdges, stopGenerationRef, node.position);
setLoading(false);
};

Expand Down Expand Up @@ -246,6 +272,22 @@ export default function App() {
>
Export as PNG
</button>
<button
onClick={handleClearAll}
disabled={loading || nodes.length === 0}
style={{
padding: '10px 20px',
backgroundColor: '#f44336',
color: 'white',
border: 'none',
borderRadius: '8px',
fontWeight: 'bold',
cursor: loading || nodes.length === 0 ? 'not-allowed' : 'pointer',
opacity: loading || nodes.length === 0 ? 0.7 : 1,
}}
>
Clear All
</button>
</div>
</div>

Expand All @@ -263,6 +305,13 @@ export default function App() {
<MiniMap style={{ backgroundColor: '#222' }} />
<Controls />
<Background variant="dots" gap={12} size={1} />
{/* 📍 Color Legend */}
<div className="color-legend">
<div className="legend-item"><span className="dot" style={{ background: '#6200ea' }}></span> Root</div>
<div className="legend-item"><span className="dot" style={{ background: '#00c853' }}></span> Positive</div>
<div className="legend-item"><span className="dot" style={{ background: '#ffd600' }}></span> Neutral</div>
<div className="legend-item"><span className="dot" style={{ background: '#d50000' }}></span> Negative</div>
</div>
</ReactFlow>
</div>
</div>
Expand Down