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Add mind map persistence and management features #40

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10 changes: 0 additions & 10 deletions package-lock.json
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107 changes: 94 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 @@ -13,9 +13,15 @@ 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('mindmap-nodes')) || [];
const initialEdges = JSON.parse(localStorage.getItem('mindmap-edges')) || [];

// 🆔 Initialize nodeId by finding the max ID in existing nodes
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 +33,9 @@ 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, 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 @@ -93,10 +99,12 @@ Return only 3 outputs: one of each type.`
setNodes((nds) => [...nds, ...newNodes]);
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);
// Recursively expand each child if depth permits
if (depth > 0) {
for (const n of newNodes) {
if (stopGenerationRef.current) break;
await createAIChildren(n.data.label, n.id, setNodes, setEdges, stopGenerationRef, depth - 1);
}
}

} catch (err) {
Expand All @@ -111,6 +119,16 @@ Return only 3 outputs: one of each type.`
export default function App() {
const [nodes, setNodes] = useState(initialNodes);
const [edges, setEdges] = useState(initialEdges);

// 💾 Persist state to localStorage
useEffect(() => {
localStorage.setItem('mindmap-nodes', JSON.stringify(nodes));
}, [nodes]);

useEffect(() => {
localStorage.setItem('mindmap-edges', JSON.stringify(edges));
}, [edges]);

const [prompt, setPrompt] = useState('');
const [loading, setLoading] = useState(false);
const stopGenerationRef = useRef(false);
Expand Down Expand Up @@ -150,7 +168,7 @@ export default function App() {
setNodes([rootNode]);
setEdges([]);

await createAIChildren(prompt, rootId, setNodes, setEdges, stopGenerationRef);
await createAIChildren(prompt, rootId, setNodes, setEdges, stopGenerationRef, 1);

setPrompt('');
setLoading(false);
Expand All @@ -161,10 +179,21 @@ export default function App() {
setLoading(false);
};

const handleClear = () => {
if (window.confirm('Are you sure you want to clear the entire mind map?')) {
setNodes([]);
setEdges([]);
localStorage.removeItem('mindmap-nodes');
localStorage.removeItem('mindmap-edges');
nodeId = 1;
}
};

const onNodeClick = async (_event, node) => {
stopGenerationRef.current = false;
setLoading(true);
await createAIChildren(node.data.label, node.id, setNodes, setEdges, stopGenerationRef);
// When clicking a node, we only want to generate its immediate children (depth 0)
await createAIChildren(node.data.label, node.id, setNodes, setEdges, stopGenerationRef, 0);
setLoading(false);
};

Expand Down Expand Up @@ -230,6 +259,22 @@ export default function App() {
>
⏹ Stop
</button>
<button
onClick={handleClear}
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>
<button
onClick={handleExport}
disabled={loading || nodes.length === 0}
Expand All @@ -250,7 +295,7 @@ export default function App() {
</div>

{/* 🧠 ReactFlow Canvas */}
<div style={{ flexGrow: 1 }} ref={reactFlowWrapper}>
<div style={{ flexGrow: 1, position: 'relative' }} ref={reactFlowWrapper}>
<ReactFlow
nodes={nodes}
edges={edges}
Expand All @@ -264,6 +309,42 @@ export default function App() {
<Controls />
<Background variant="dots" gap={12} size={1} />
</ReactFlow>

{/* 🎨 Color Legend */}
<div style={{
position: 'absolute',
bottom: '20px',
left: '20px',
backgroundColor: 'rgba(34, 34, 34, 0.9)',
padding: '12px',
borderRadius: '8px',
border: '1px solid #444',
color: '#fff',
zIndex: 10,
fontSize: '0.85rem',
display: 'flex',
flexDirection: 'column',
gap: '8px',
pointerEvents: 'none'
}}>
<div style={{ fontWeight: 'bold', borderBottom: '1px solid #444', paddingBottom: '4px', marginBottom: '4px' }}>Legend</div>
<div style={{ display: 'flex', alignItems: 'center', gap: '8px' }}>
<div style={{ width: '12px', height: '12px', borderRadius: '50%', backgroundColor: '#6200ea' }}></div>
<span>Root Event</span>
</div>
<div style={{ display: 'flex', alignItems: 'center', gap: '8px' }}>
<div style={{ width: '12px', height: '12px', borderRadius: '50%', backgroundColor: '#00c853' }}></div>
<span>Positive Impact</span>
</div>
<div style={{ display: 'flex', alignItems: 'center', gap: '8px' }}>
<div style={{ width: '12px', height: '12px', borderRadius: '50%', backgroundColor: '#ffd600' }}></div>
<span>Neutral Impact</span>
</div>
<div style={{ display: 'flex', alignItems: 'center', gap: '8px' }}>
<div style={{ width: '12px', height: '12px', borderRadius: '50%', backgroundColor: '#d50000' }}></div>
<span>Negative Impact</span>
</div>
</div>
</div>
</div>
);
Expand Down