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Add country rankings and globe country filtering #68

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Merged
sajeetharan merged 1 commit into from
Aug 6, 2026
Merged

Add country rankings and globe country filtering #68

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15 changes: 13 additions & 2 deletions app/page.jsx
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Original file line number Diff line number Diff line change
@@ -1,13 +1,14 @@
'use client';

import React, { useState, useEffect, useCallback, useRef } from 'react';
import React, { useState, useEffect, useCallback, useRef, useMemo } from 'react';
import Header from '../components/Header.jsx';
import SearchBar from '../components/SearchBar.jsx';
import Leaderboard from '../components/Leaderboard.jsx';
import DetailPanel from '../components/DetailPanel.jsx';
import ComparePanel from '../components/ComparePanel.jsx';
import LoadingOverlay from '../components/LoadingOverlay.jsx';
import { scoreAll } from '../lib/scoring.js';
import { buildCountryRankings } from '../lib/rankings.js';
import dynamic from 'next/dynamic';

const Globe = dynamic(() => import('../components/Globe.jsx'), { ssr: false });
Expand All @@ -28,6 +29,11 @@ export default function Home() {
const [sidebarOpen, setSidebarOpen] = useState(false);
const globeRef = useRef(null);

const countryRankings = useMemo(
() => buildCountryRankings(developers),
[developers]
);

useEffect(() => {
// Mirrors the blocking script in layout.jsx so React state matches the
// theme already applied to <html> before hydration.
Expand Down Expand Up @@ -261,7 +267,12 @@ export default function Home() {
<div className="sidebar-backdrop" onClick={() => setSidebarOpen(false)} />
)}
{selectedDev && (
<DetailPanel dev={selectedDev} onClose={handleCloseDetail} claimedLogins={claimedLogins} />
<DetailPanel
dev={selectedDev}
onClose={handleCloseDetail}
claimedLogins={claimedLogins}
countryRankings={countryRankings}
/>
)}
{compareDevs.length === 2 && (
<ComparePanel devs={compareDevs} onClose={handleCloseCompare} />
Expand Down
15 changes: 13 additions & 2 deletions components/DetailPanel.jsx
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Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,7 @@ import React, { useEffect, useRef, useState } from 'react';
import * as d3 from 'd3';
import { formatNum } from '../lib/format.js';

export default function DetailPanel({ dev, onClose, claimedLogins }) {
export default function DetailPanel({ dev, onClose, claimedLogins, countryRankings }) {
const [fullData, setFullData] = useState(null);
const [showCard, setShowCard] = useState(false);
const radarRef = useRef(null);
Expand Down Expand Up @@ -52,6 +52,7 @@ export default function DetailPanel({ dev, onClose, claimedLogins }) {
const soAnswers = merged.soAnswers || 0;
const soAcceptRate = merged.soAcceptRate || 0;
const soBadges = merged.soBadges || 0;
const countryRank = countryRankings?.get(dev.login || dev.id);

return (
<div className="detail-panel open">
Expand All @@ -74,7 +75,17 @@ export default function DetailPanel({ dev, onClose, claimedLogins }) {
)}
</div>
<div className="detail-header__location">📍 {dev.location || 'Unknown location'}</div>
<span className="detail-header__score-badge">Score: {dev.score}/100</span>
<div className="detail-header__badges">
<span className="detail-header__score-badge">Score: {dev.score}/100</span>
{countryRank && (
<span
className="rank-badge rank-badge--country"
title={`Ranked ${countryRank.countryRank} of ${countryRank.countryTotal} developers in ${countryRank.country}`}
>
#{countryRank.countryRank} in {countryRank.country}
</span>
)}
</div>
<div className="detail-header__links">
<a href={`https://github.com/${dev.login}`} target="_blank" rel="noreferrer">GitHub ↗</a>
{merged.soUserId && (
Expand Down
12 changes: 9 additions & 3 deletions components/Globe.jsx
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Original file line number Diff line number Diff line change
Expand Up @@ -128,11 +128,17 @@ const Globe = forwardRef(function Globe({
const isLight = theme === 'light';

const geoDevs = useMemo(() => {
return developers
.filter(d => d.lat != null && d.lng != null)
let list = developers.filter(d => d.lat != null && d.lng != null);

if (selectedCountry) {
const wanted = countryKey(selectedCountry);
list = list.filter(d => d.location && countryKey(extractCountry(d.location)) === wanted);
}

return list
.sort((a, b) => b.score - a.score)
.slice(0, 5000);
}, [developers]);
}, [developers, selectedCountry]);

const labelDevs = useMemo(() => {
return geoDevs.filter(d => d.score >= 80);
Expand Down
39 changes: 39 additions & 0 deletions lib/rankings.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,39 @@
import { extractCountry, normalizeCountry, countryKey } from './country.js';

/**
* Build per-developer country ranks from existing composite scores.
* Returns Map<login, { country, countryRank, countryTotal }>.
*/
export function buildCountryRankings(developers) {
const byCountry = new Map();

for (const dev of developers) {
if (!dev.location) continue;

const country = normalizeCountry(extractCountry(dev.location));
const key = countryKey(country);
if (!key || country.length <= 1) continue;

if (!byCountry.has(key)) {
byCountry.set(key, { name: country, devs: [] });
}
byCountry.get(key).devs.push(dev);
}

const byLogin = new Map();

for (const { name, devs } of byCountry.values()) {
devs.sort((a, b) => b.score - a.score);
const total = devs.length;
devs.forEach((dev, index) => {
const login = dev.login || dev.id;
byLogin.set(login, {
country: name,
countryRank: index + 1,
countryTotal: total,
});
});
}

return byLogin;
}
23 changes: 22 additions & 1 deletion styles/main.css
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Original file line number Diff line number Diff line change
Expand Up @@ -723,16 +723,37 @@ body {
margin-top: 2px;
}

.detail-header__badges {
display: flex;
flex-wrap: wrap;
align-items: center;
gap: 6px;
margin-top: 6px;
}

.detail-header__score-badge {
display: inline-block;
margin-top: 6px;
padding: 3px 10px;
background: var(--accent-blue);
border-radius: 12px;
font-size: 12px;
font-weight: 600;
}

.rank-badge {
display: inline-block;
padding: 3px 10px;
border-radius: 12px;
font-size: 12px;
font-weight: 600;
}

.rank-badge--country {
background: rgba(251, 191, 36, 0.15);
border: 1px solid rgba(251, 191, 36, 0.45);
color: #fbbf24;
}

.detail-header__links {
display: flex;
gap: 8px;
Expand Down
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