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Add LocalStorage Persistence and Clear All button #38

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2 changes: 2 additions & 0 deletions .gitignore
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,8 @@ dist
dist-ssr
*.local

__pycache__/

# Editor directories and files
.vscode/*
!.vscode/extensions.json
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10 changes: 0 additions & 10 deletions package-lock.json
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199 changes: 123 additions & 76 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, useCallback } from 'react';
import ReactFlow, {
Background,
Controls,
Expand All @@ -15,7 +15,6 @@ import { saveAs } from 'file-saver';
// 🧠 Initial State & Helpers
const initialNodes = [];
const initialEdges = [];
let nodeId = 1;

const getColor = (type) => {
switch (type) {
Expand All @@ -26,18 +25,50 @@ const getColor = (type) => {
}
};

// 🤖 AI Logic with Domino Effect Thinking (Updated: Using Puter AI API)
const createAIChildren = async (text, parentId, setNodes, setEdges, stopGenerationRef) => {
try {
if (stopGenerationRef.current) return;
const res = await axios.post(
'https://api.puter.com/v1/chat/completions',
{
model: 'gpt-3.5-turbo',
messages: [
{
role: 'system',
content: `You are an expert in cause-and-effect analysis.
// 🔧 App Component
export default function App() {
const [nodes, setNodes] = useState(() => {
const saved = localStorage.getItem('mindmap-nodes');
return saved ? JSON.parse(saved) : initialNodes;
});
const [edges, setEdges] = useState(() => {
const saved = localStorage.getItem('mindmap-edges');
return saved ? JSON.parse(saved) : initialEdges;
});
const [prompt, setPrompt] = useState('');
const [loading, setLoading] = useState(false);
const stopGenerationRef = useRef(false);
const reactFlowWrapper = useRef(null);
const nodeIdRef = useRef(1);

// 💾 Persistence: Save to LocalStorage
useEffect(() => {
localStorage.setItem('mindmap-nodes', JSON.stringify(nodes));
localStorage.setItem('mindmap-edges', JSON.stringify(edges));
}, [nodes, edges]);

// 🆔 Node ID Recovery
useEffect(() => {
if (nodes.length > 0) {
const ids = nodes.map(n => parseInt(n.id)).filter(id => !isNaN(id));
if (ids.length > 0) {
nodeIdRef.current = Math.max(...ids) + 1;
}
}
}, []);

// 🤖 AI Logic with Domino Effect Thinking (Updated: Using Puter AI API)
const createAIChildren = useCallback(async (text, parentId) => {
try {
if (stopGenerationRef.current) return;
const res = await axios.post(
'https://api.puter.com/v1/chat/completions',
{
model: 'gpt-3.5-turbo',
messages: [
{
role: 'system',
content: `You are an expert in cause-and-effect analysis.

Given a news headline or event, break it down into a chain of consequences, like a domino effect.

Expand All @@ -48,73 +79,63 @@ Each node must:
- Be logically linked to the prompt

Return only 3 outputs: one of each type.`
},
{ role: 'user', content: text }
]
},
{
headers: {
'Content-Type': 'application/json'
}
}
);

const content = res.data.choices?.[0]?.message?.content || '';
const lines = content.split('\n').filter(Boolean).slice(0, 3);
const childTypes = ['positive', 'neutral', 'negative'];

const newNodes = lines.map((line, idx) => {
const newId = `${nodeId++}`;
return {
id: newId,
data: { label: line.replace(/^\d+\.\s*/, '') },
position: {
x: 300 + Math.random() * 300,
y: 200 + Math.random() * 300
},
{ role: 'user', content: text }
]
},
style: {
background: getColor(childTypes[idx]),
color: '#fff',
borderRadius: 12,
padding: 10,
fontWeight: 'bold',
fontSize: 14,
maxWidth: 300
{
headers: {
'Content-Type': 'application/json'
}
}
};
});
);

const newEdges = newNodes.map((n) => ({
id: `${parentId}-${n.id}`,
source: parentId,
target: n.id
}));
const content = res.data.choices?.[0]?.message?.content || '';
const lines = content.split('\n').filter(Boolean).slice(0, 3);
const childTypes = ['positive', 'neutral', 'negative'];

setNodes((nds) => [...nds, ...newNodes]);
setEdges((eds) => [...eds, ...newEdges]);
const newNodes = lines.map((line, idx) => {
const newId = `${nodeIdRef.current++}`;
return {
id: newId,
data: { label: line.replace(/^\d+\.\s*/, '') },
position: {
x: 300 + Math.random() * 300,
y: 200 + Math.random() * 300
},
style: {
background: getColor(childTypes[idx]),
color: '#fff',
borderRadius: 12,
padding: 10,
fontWeight: 'bold',
fontSize: 14,
maxWidth: 300
}
};
});

// 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);
}
const newEdges = newNodes.map((n) => ({
id: `${parentId}-${n.id}`,
source: parentId,
target: n.id
}));

} catch (err) {
const errMsg = err.response?.data?.error?.message || err.message;
alert(`❌ AI Error: ${errMsg}`);
console.error('❌ Full error:', err.response?.data || err);
}
};
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);
}

// 🔧 App Component
export default function App() {
const [nodes, setNodes] = useState(initialNodes);
const [edges, setEdges] = useState(initialEdges);
const [prompt, setPrompt] = useState('');
const [loading, setLoading] = useState(false);
const stopGenerationRef = useRef(false);
const reactFlowWrapper = useRef(null);
} catch (err) {
const errMsg = err.response?.data?.error?.message || err.message;
alert(`❌ AI Error: ${errMsg}`);
console.error('❌ Full error:', err.response?.data || err);
}
}, []);

const handleExport = () => {
if (reactFlowWrapper.current) {
Expand All @@ -131,7 +152,7 @@ export default function App() {
setLoading(true);
stopGenerationRef.current = false;

const rootId = `${nodeId++}`;
const rootId = `${nodeIdRef.current++}`;
const rootNode = {
id: rootId,
data: { label: prompt },
Expand All @@ -150,7 +171,7 @@ export default function App() {
setNodes([rootNode]);
setEdges([]);

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

setPrompt('');
setLoading(false);
Expand All @@ -161,10 +182,20 @@ 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');
nodeIdRef.current = 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);
setLoading(false);
};

Expand Down Expand Up @@ -230,6 +261,22 @@ export default function App() {
>
⏹ Stop
</button>
<button
onClick={handleClear}
disabled={loading || nodes.length === 0}
style={{
padding: '10px 20px',
backgroundColor: '#9e9e9e',
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 Down