From 85d13b44c2cb271e57d9b53253e1ae956c87fea3 Mon Sep 17 00:00:00 2001
From: Matiss Jurevics <matissjurevics@gmail.com>
Date: Mon, 15 Dec 2025 20:33:51 +0000
Subject: [PATCH] feat: Add 3D activity heatmap component using D3 to visualize
 combined GitHub and Gitea contributions, accessible via a new tab.

---
 package-lock.json                  | 426 +++++++++++++++++++++++++++++
 package.json                       |   1 +
 src/App.jsx                        |   4 +-
 src/components/ActivityHeatmap.jsx | 276 +++++++++++++++++++
 src/components/InfoTabs.jsx        |  21 +-
 vite.config.js                     |   9 +
 6 files changed, 734 insertions(+), 3 deletions(-)
 create mode 100644 src/components/ActivityHeatmap.jsx

diff --git a/package-lock.json b/package-lock.json
index ad0c6d5..5dc9858 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11,6 +11,7 @@
         "@react-three/drei": "^10.7.7",
         "@react-three/fiber": "^9.4.2",
         "@studio-freight/lenis": "^1.0.42",
+        "d3": "^7.9.0",
         "d3-geo": "^3.1.1",
         "gsap": "^3.14.2",
         "react": "^19.2.0",
@@ -1959,6 +1960,47 @@
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       "license": "MIT"
     },
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+      "resolved": "https://registry.npmjs.org/d3/-/d3-7.9.0.tgz",
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+      "license": "ISC",
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+        "d3-axis": "3",
+        "d3-brush": "3",
+        "d3-chord": "3",
+        "d3-color": "3",
+        "d3-contour": "4",
+        "d3-delaunay": "6",
+        "d3-dispatch": "3",
+        "d3-drag": "3",
+        "d3-dsv": "3",
+        "d3-ease": "3",
+        "d3-fetch": "3",
+        "d3-force": "3",
+        "d3-format": "3",
+        "d3-geo": "3",
+        "d3-hierarchy": "3",
+        "d3-interpolate": "3",
+        "d3-path": "3",
+        "d3-polygon": "3",
+        "d3-quadtree": "3",
+        "d3-random": "3",
+        "d3-scale": "4",
+        "d3-scale-chromatic": "3",
+        "d3-selection": "3",
+        "d3-shape": "3",
+        "d3-time": "3",
+        "d3-time-format": "4",
+        "d3-timer": "3",
+        "d3-transition": "3",
+        "d3-zoom": "3"
+      },
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@@ -1971,6 +2013,176 @@
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+        "d3-dispatch": "1 - 3",
+        "d3-drag": "2 - 3",
+        "d3-interpolate": "1 - 3",
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+      "license": "ISC",
+      "dependencies": {
+        "d3-dispatch": "1 - 3",
+        "d3-quadtree": "1 - 3",
+        "d3-timer": "1 - 3"
+      },
+      "engines": {
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+    },
+    "node_modules/d3-format": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/d3-format/-/d3-format-3.1.0.tgz",
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     "node_modules/d3-geo": {
       "version": "3.1.1",
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@@ -1983,6 +2195,181 @@
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+      "engines": {
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+      "version": "0.6.3",
+      "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.6.3.tgz",
+      "integrity": "sha512-4fCk79wshMdzMp2rH06qWrJE4iolqLhCUH+OiuIgU++RB0+94NlDL81atO7GX55uUKueo0txHNtvEyI6D7WdMw==",
+      "license": "MIT",
+      "dependencies": {
+        "safer-buffer": ">= 2.1.2 < 3.0.0"
+      },
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
     "node_modules/ieee754": {
       "version": "1.2.1",
       "resolved": "https://registry.npmjs.org/ieee754/-/ieee754-1.2.1.tgz",
@@ -3063,6 +3471,12 @@
         "node": ">=4"
       }
     },
+    "node_modules/robust-predicates": {
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/robust-predicates/-/robust-predicates-3.0.2.tgz",
+      "integrity": "sha512-IXgzBWvWQwE6PrDI05OvmXUIruQTcoMDzRsOd5CDvHCVLcLHMTSYvOK5Cm46kWqlV3yAbuSpBZdJ5oP5OUoStg==",
+      "license": "Unlicense"
+    },
     "node_modules/rollup": {
       "version": "4.53.4",
       "resolved": "https://registry.npmjs.org/rollup/-/rollup-4.53.4.tgz",
@@ -3105,6 +3519,18 @@
         "fsevents": "~2.3.2"
       }
     },
+    "node_modules/rw": {
+      "version": "1.3.3",
+      "resolved": "https://registry.npmjs.org/rw/-/rw-1.3.3.tgz",
+      "integrity": "sha512-PdhdWy89SiZogBLaw42zdeqtRJ//zFd2PgQavcICDUgJT5oW10QCRKbJ6bg4r0/UY2M6BWd5tkxuGFRvCkgfHQ==",
+      "license": "BSD-3-Clause"
+    },
+    "node_modules/safer-buffer": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
+      "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg==",
+      "license": "MIT"
+    },
     "node_modules/scheduler": {
       "version": "0.27.0",
       "resolved": "https://registry.npmjs.org/scheduler/-/scheduler-0.27.0.tgz",
diff --git a/package.json b/package.json
index cc39603..67baa93 100644
--- a/package.json
+++ b/package.json
@@ -13,6 +13,7 @@
     "@react-three/drei": "^10.7.7",
     "@react-three/fiber": "^9.4.2",
     "@studio-freight/lenis": "^1.0.42",
+    "d3": "^7.9.0",
     "d3-geo": "^3.1.1",
     "gsap": "^3.14.2",
     "react": "^19.2.0",
diff --git a/src/App.jsx b/src/App.jsx
index 3ba1274..2c2d17c 100644
--- a/src/App.jsx
+++ b/src/App.jsx
@@ -2,7 +2,7 @@ import React, { useEffect, useRef } from 'react';
 import Header from './components/Header';
 import HeroModel from './canvas/HeroModel';
 import ProductGrid from './components/ProductGrid';
-import WhereAmI from './components/WhereAmI';
+import InfoTabs from './components/InfoTabs';
 import Footer from './components/Footer';
 import './styles/index.css';
 import gsap from 'gsap';
@@ -110,7 +110,7 @@ function App() {
 
         {/* Product Grid Section */}
         <ProductGrid />
-        <WhereAmI />
+        <InfoTabs />
 
         <Footer />
       </main>
diff --git a/src/components/ActivityHeatmap.jsx b/src/components/ActivityHeatmap.jsx
new file mode 100644
index 0000000..7c1414b
--- /dev/null
+++ b/src/components/ActivityHeatmap.jsx
@@ -0,0 +1,276 @@
+import React, { useEffect, useRef, useState } from 'react';
+import * as d3 from 'd3';
+
+const ActivityHeatmap = () => {
+    const svgRef = useRef(null);
+    const [loading, setLoading] = useState(true);
+    const [data, setData] = useState([]);
+    const [error, setError] = useState(null);
+
+    useEffect(() => {
+        const fetchData = async () => {
+            try {
+                // 1. Fetch GitHub Data (using proxy)
+                const githubRes = await fetch('https://github-contributions-api.jogruber.de/v4/MatissJurevics');
+                const githubJson = await githubRes.json();
+
+                // 2. Fetch Gitea Data
+                const giteaRes = await fetch('/api/gitea/api/v1/users/Matiss/heatmap');
+                const giteaJson = await giteaRes.json(); // Array of { timestamp, contributions }
+
+                // 3. Process & Merge
+                const processData = () => {
+                    const merged = new Map();
+
+                    // Initialize with GitHub data (usually last year)
+                    // The proxy returns 'contributions' array for the last year usually? 
+                    // Actually correct structure from jogruber api is { total: {}, contributions: [ { date, count, level } ] }
+                    // But let's check what it returns specifically or handle 'years' object.
+                    // Usually structure val: { yearly: [] , total: {} }
+
+                    // Let's rely on standard logic: get last 365 days.
+                    const today = new Date();
+                    const oneYearAgo = new Date();
+                    oneYearAgo.setDate(today.getDate() - 365);
+
+                    // Helper to normalize date string YYYY-MM-DD
+                    const toKey = (date) => date.toISOString().split('T')[0];
+
+                    // Initialize map with empty days
+                    for (let d = new Date(oneYearAgo); d <= today; d.setDate(d.getDate() + 1)) {
+                        merged.set(toKey(d), { date: new Date(d), github: 0, gitea: 0 });
+                    }
+
+                    // Fill GitHub
+                    // The API usually returns 'contributions' list. 
+                    // If structure is complex, we might need adjustments, but let's assume flat list available or extractable.
+                    // Actually, jogruber V4 returns: { total: {}, contributions: [ { date, count, level } ... ] }
+                    if (githubJson.contributions) {
+                        githubJson.contributions.forEach(day => {
+                            if (merged.has(day.date)) {
+                                const curr = merged.get(day.date);
+                                curr.github = day.count;
+                                merged.set(day.date, curr);
+                            }
+                        });
+                    }
+
+                    // Fill Gitea
+                    // Gitea heatmap endpoint returns array of { timestamp: unix_timestamp, contributions: count }
+                    if (Array.isArray(giteaJson)) {
+                        giteaJson.forEach(item => {
+                            const d = new Date(item.timestamp * 1000);
+                            const key = toKey(d);
+                            if (merged.has(key)) {
+                                const curr = merged.get(key);
+                                curr.gitea = item.contributions;
+                                merged.set(key, curr);
+                            }
+                        });
+                    }
+
+                    return Array.from(merged.values());
+                };
+
+                const processed = processData();
+                setData(processed);
+            } catch (err) {
+                console.error("Error fetching activity:", err);
+                setError(err.message);
+            } finally {
+                setLoading(false);
+            }
+        };
+
+        fetchData();
+    }, []);
+
+    useEffect(() => {
+        if (loading || !data.length || !svgRef.current) return;
+
+        // D3 Drawing Logic
+        const width = 1000;
+        const height = 600;
+        const svg = d3.select(svgRef.current);
+        svg.selectAll("*").remove();
+
+        const g = svg.append("g")
+            .attr("transform", `translate(${width / 2}, ${height / 4})`); // Center top-ish
+
+        // Isometric projection
+        // x grid runs diagonally right-down, y grid runs diagonally left-down
+        const tileWidth = 12;
+        const tileHeight = 7; // flattened appearance
+
+        // We need to organize data into weeks (x) and days of week (y)
+        // Similar to GitHub's contribution graph but 3D
+        // y: 0 (Sunday) - 6 (Saturday)
+        // x: Week index 0 - 52
+
+        const mappedData = data.map((d, i) => {
+            const dayOfWeek = d.date.getDay(); // 0-6
+            // Determine week index relative to start
+            const weekIndex = Math.floor(i / 7);
+            return {
+                ...d,
+                gridX: weekIndex,
+                gridY: dayOfWeek
+            };
+        });
+
+        // Projection functions
+        // Iso 30 deg: x' = (col - row) * w, y' = (col + row) * h/2
+        const project = (col, row) => {
+            return {
+                x: (col - row) * tileWidth,
+                y: (col + row) * tileHeight
+            };
+        };
+
+        // Color scales
+        const maxVal = d3.max(mappedData, d => d.github + d.gitea) || 5;
+        const heightScale = d3.scaleLinear().domain([0, maxVal]).range([0, 50]);
+
+        // Colors
+        const githubColor = "#2da44e"; // GitHub Green
+        const giteaColor = "#609926"; // Gitea Green (slightly different, maybe orangey for contrast?)
+        // Let's use user's theme color for Gitea to contrast? User said "git tea", maybe stick to green varieties or separate?
+        // User asked for "stacked", so distinct colors helpful.
+        // Let's use Theme Orange (#ff4d00) for Gitea to match site, and GitHub Green for GitHub.
+        const colorGithub = "#2da44e";
+        const colorGitea = "#ff4d00";
+
+        // Draw standard floor tiles first (for context)
+        // Only needed if we want a "grid" look. Let's skip empty tiles for performance/cleanliness or draw dark base.
+
+        // Sort by gridY then gridX to render back-to-front correctly for painter's algorithm
+        // Render order: smallest y+x (back) to largest y+x (front)
+        // Actually for isometric: 
+        // We want to draw cols (weeks) from left to right?
+        // Let's sort by sum of coords for simple stacking.
+        mappedData.sort((a, b) => (a.gridX + a.gridY) - (b.gridX + b.gridY));
+
+        mappedData.forEach(d => {
+            if (d.github === 0 && d.gitea === 0) {
+                // Draw faint base tile
+                const pos = project(d.gridX, d.gridY);
+                // Draw a simple diamond path
+                const path = `M${pos.x} ${pos.y} 
+                               L${pos.x + tileWidth} ${pos.y + tileHeight} 
+                               L${pos.x} ${pos.y + 2 * tileHeight} 
+                               L${pos.x - tileWidth} ${pos.y + tileHeight} Z`;
+
+                g.append("path")
+                    .attr("d", path)
+                    .attr("fill", "#222") // Dark tile
+                    .attr("stroke", "none");
+                return;
+            }
+
+            const pos = project(d.gridX, d.gridY);
+            const totalHeight = heightScale(d.github + d.gitea);
+            const giteaH = heightScale(d.gitea);
+            const githubH = heightScale(d.github);
+
+            // Draw Gitea Bar (Bottom)
+            if (d.gitea > 0) {
+                drawBar(g, pos.x, pos.y, tileWidth, tileHeight, giteaH, colorGitea, `Gitea: ${d.gitea} on ${d.date.toDateString()}`);
+            }
+
+            // Draw GitHub Bar (Top)
+            // Adjust y position up by gitea height
+            if (d.github > 0) {
+                drawBar(g, pos.x, pos.y - giteaH, tileWidth, tileHeight, githubH, colorGithub, `GitHub: ${d.github} on ${d.date.toDateString()}`);
+            }
+        });
+
+        // Function to draw isometric prism
+        function drawBar(container, x, y, w, h, z, color, tooltipText) {
+            // Top Face
+            const pathTop = `M${x} ${y - z} 
+                              L${x + w} ${y + h - z} 
+                              L${x} ${y + 2 * h - z} 
+                              L${x - w} ${y + h - z} Z`;
+
+            // Right Face
+            const pathRight = `M${x + w} ${y + h - z} 
+                                L${x + w} ${y + h} 
+                                L${x} ${y + 2 * h} 
+                                L${x} ${y + 2 * h - z} Z`;
+
+            // Left Face
+            const pathLeft = `M${x - w} ${y + h - z} 
+                               L${x - w} ${y + h} 
+                               L${x} ${y + 2 * h} 
+                               L${x} ${y + 2 * h - z} Z`;
+
+            const group = container.append("g");
+
+            // Shading
+            const c = d3.color(color);
+            const cRight = c.darker(0.7);
+            const cLeft = c.darker(0.4);
+
+            group.append("path").attr("d", pathRight).attr("fill", cRight);
+            group.append("path").attr("d", pathLeft).attr("fill", cLeft);
+            group.append("path").attr("d", pathTop).attr("fill", c);
+
+            // Simple tooltip title
+            group.append("title").text(tooltipText);
+
+            // Hover effect
+            //  group.on("mouseenter", function() {
+            //      d3.select(this).selectAll("path").attr("opacity", 0.8);
+            //  }).on("mouseleave", function() {
+            //      d3.select(this).selectAll("path").attr("opacity", 1);
+            //  });
+        }
+
+    }, [data, loading]);
+
+    if (loading) {
+        return (
+            <div style={{ height: '600px', display: 'flex', alignItems: 'center', justifyContent: 'center', background: '#0a0a0a', color: '#666' }}>
+                ANALYZING COMMITS...
+            </div>
+        );
+    }
+
+    if (error) {
+        return (
+            <div style={{ height: '600px', display: 'flex', alignItems: 'center', justifyContent: 'center', background: '#0a0a0a', color: '#ff4d00' }}>
+                DATA FLUX ERROR
+            </div>
+        );
+    }
+
+    return (
+        <section style={{
+            height: '600px',
+            background: '#0a0a0a',
+            color: '#e4e4e4',
+            display: 'flex',
+            flexDirection: 'column',
+            alignItems: 'center',
+            justifyContent: 'center',
+            padding: '40px 20px',
+            overflow: 'hidden'
+        }}>
+            <h2 className="uppercase" style={{ fontSize: '1.5rem', marginBottom: '10px', color: '#888' }}>
+                Contribution Topography
+            </h2>
+            <div style={{ display: 'flex', gap: '20px', fontSize: '0.8rem', marginBottom: '20px', fontFamily: 'monospace' }}>
+                <div style={{ display: 'flex', alignItems: 'center', gap: '5px' }}>
+                    <span style={{ width: '10px', height: '10px', background: '#2da44e' }}></span> GitHub
+                </div>
+                <div style={{ display: 'flex', alignItems: 'center', gap: '5px' }}>
+                    <span style={{ width: '10px', height: '10px', background: '#ff4d00' }}></span> Gitea
+                </div>
+            </div>
+
+            <svg ref={svgRef} width="1000" height="600" style={{ maxWidth: '100%', height: 'auto', overflow: 'visible' }} />
+        </section>
+    );
+};
+
+export default ActivityHeatmap;
diff --git a/src/components/InfoTabs.jsx b/src/components/InfoTabs.jsx
index b7b2cc6..466dbca 100644
--- a/src/components/InfoTabs.jsx
+++ b/src/components/InfoTabs.jsx
@@ -1,6 +1,7 @@
 import React, { useState } from 'react';
 import WhereAmI from './WhereAmI';
 import GithubHistory from './GithubHistory';
+import ActivityHeatmap from './ActivityHeatmap';
 
 const InfoTabs = () => {
     const [activeTab, setActiveTab] = useState('location');
@@ -47,7 +48,24 @@ const InfoTabs = () => {
                         transition: 'all 0.3s ease'
                     }}
                 >
-                    Github History
+                    History
+                </button>
+                <button
+                    onClick={() => setActiveTab('activity')}
+                    style={{
+                        background: 'transparent',
+                        border: 'none',
+                        borderBottom: activeTab === 'activity' ? '2px solid #ff4d00' : '2px solid transparent',
+                        color: activeTab === 'activity' ? '#fff' : '#666',
+                        padding: '10px 20px',
+                        cursor: 'pointer',
+                        fontSize: '0.9rem',
+                        textTransform: 'uppercase',
+                        letterSpacing: '0.1em',
+                        transition: 'all 0.3s ease'
+                    }}
+                >
+                    Activity 3D
                 </button>
             </div>
 
@@ -55,6 +73,7 @@ const InfoTabs = () => {
             <div>
                 {activeTab === 'location' && <WhereAmI />}
                 {activeTab === 'github' && <GithubHistory />}
+                {activeTab === 'activity' && <ActivityHeatmap />}
             </div>
         </div>
     );
diff --git a/vite.config.js b/vite.config.js
index 8b0f57b..45b8799 100644
--- a/vite.config.js
+++ b/vite.config.js
@@ -4,4 +4,13 @@ import react from '@vitejs/plugin-react'
 // https://vite.dev/config/
 export default defineConfig({
   plugins: [react()],
+  server: {
+    proxy: {
+      '/api/gitea': {
+        target: 'https://git.mati.ss',
+        changeOrigin: true,
+        rewrite: (path) => path.replace(/^\/api\/gitea/, '')
+      }
+    }
+  }
 })