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feat(tracker): add Active Days analytics and contribution insights #671

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174 changes: 119 additions & 55 deletions src/components/Dashboard.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -31,8 +31,23 @@ interface DashboardProps {
theme: Theme;
}

export const getTotalActiveDays = (issues: GitHubItem[], prs: GitHubItem[]) => {
const activeDays = new Set<string>();

[...issues, ...prs].forEach((item) => {
const activityDate = item?.created_at?.slice(0, 10);

if (activityDate) {
activeDays.add(activityDate);
}
});

return activeDays.size;
};

const Dashboard: React.FC<DashboardProps> = ({ totalIssues, totalPrs, data, theme }) => {

const totalContributions = totalIssues + totalPrs;

// Data for Pie Chart
const pieData = [
{ name: 'Issues', value: totalIssues },
Expand Down Expand Up @@ -64,75 +79,124 @@ const Dashboard: React.FC<DashboardProps> = ({ totalIssues, totalPrs, data, them

const hasData = totalIssues > 0 || totalPrs > 0;

if (!hasData) {
return (
<Paper elevation={1} sx={{ p: 4, mb: 4, textAlign: 'center', backgroundColor: theme.palette.background.paper }}>
<Typography variant="h6" color="textSecondary">
No data available. Enter a username to view analytics.
const renderChartCard = (
title: string,
subtitle: string,
content: React.ReactNode
) => (
<Paper
elevation={2}
sx={{
p: { xs: 2.5, sm: 3 },
height: '100%',
minHeight: 420,
display: 'flex',
flexDirection: 'column',
gap: 2,
backgroundColor: theme.palette.background.paper,
border: `1px solid ${theme.palette.divider}`,
}}
>
<Box sx={{ textAlign: 'center' }}>
<Typography variant="h6" color="textPrimary" sx={{ fontWeight: 700 }}>
{title}
</Typography>
</Paper>
);
}
<Typography variant="body2" color="textSecondary" sx={{ mt: 0.5 }}>
{subtitle}
</Typography>
</Box>

<Box sx={{ flex: 1, minHeight: 320, minWidth: 0 }}>
{content}
</Box>
</Paper>
);

return (
<Box sx={{ mb: 4 }}>
<Grid container spacing={3}>
{/* Pie Chart: Issues vs PRs */}
{!hasData && (
<Paper elevation={1} sx={{ p: 4, mb: 3, textAlign: 'center', backgroundColor: theme.palette.background.paper }}>
<Typography variant="h6" color="textSecondary">
No data available. Enter a username to view analytics.
</Typography>
</Paper>
)}

<Grid container spacing={3} alignItems="stretch">
<Grid item xs={12} md={6}>
<Paper elevation={2} sx={{ p: 2, height: 350, backgroundColor: theme.palette.background.paper }}>
<Typography variant="h6" gutterBottom align="center" color="textPrimary">
Contribution Mix (Total)
</Typography>
<ResponsiveContainer width="100%" height="90%">
<PieChart>
<Pie
data={pieData}
cx="50%"
cy="50%"
innerRadius={60}
outerRadius={80}
fill={theme.palette.primary.main}
paddingAngle={5}
dataKey="value"
label
>
{pieData.map((_entry, index) => (
<Cell key={`cell-${index}`} fill={COLORS[index % COLORS.length]} />
))}
</Pie>
<Tooltip
contentStyle={{ backgroundColor: theme.palette.background.paper, color: theme.palette.text.primary }}
/>
<Legend />
</PieChart>
</ResponsiveContainer>
</Paper>
{renderChartCard(
'Contribution Mix',
`Total activity across ${totalContributions} items`,
<Box sx={{ display: 'flex', flexDirection: 'column', height: '100%' }}>
<Box sx={{ flex: 1, minHeight: 260 }}>
<ResponsiveContainer width="100%" height="100%">
<PieChart>
<Pie
data={pieData}
cx="50%"
cy="50%"
innerRadius={70}
outerRadius={100}
fill={theme.palette.primary.main}
paddingAngle={6}
dataKey="value"
>
{pieData.map((_entry, index) => (
<Cell key={`cell-${index}`} fill={COLORS[index % COLORS.length]} />
))}
</Pie>
<Tooltip
contentStyle={{ backgroundColor: theme.palette.background.paper, color: theme.palette.text.primary }}
/>
<Legend verticalAlign="bottom" height={36} />
</PieChart>
</ResponsiveContainer>
</Box>

<Box sx={{ display: 'flex', justifyContent: 'space-between', gap: 2, mt: 1, px: 1 }}>
<Box>
<Typography variant="caption" color="textSecondary">
Issues
</Typography>
<Typography variant="h6" color="textPrimary" sx={{ fontWeight: 700, lineHeight: 1.2 }}>
{totalIssues}
</Typography>
</Box>
<Box sx={{ textAlign: 'right' }}>
<Typography variant="caption" color="textSecondary">
Pull Requests
</Typography>
<Typography variant="h6" color="textPrimary" sx={{ fontWeight: 700, lineHeight: 1.2 }}>
{totalPrs}
</Typography>
</Box>
</Box>
</Box>
)}
</Grid>

{/* Bar Chart: Activity by Repository */}
<Grid item xs={12} md={6}>
<Paper elevation={2} sx={{ p: 2, height: 350, backgroundColor: theme.palette.background.paper }}>
<Typography variant="h6" gutterBottom align="center" color="textPrimary">
Top Repositories (Current View)
</Typography>
{barData.length > 0 ? (
<ResponsiveContainer width="100%" height="90%">
<BarChart data={barData}>
<CartesianGrid strokeDasharray="3 3" stroke={theme.palette.divider} />
<XAxis dataKey="name" stroke={theme.palette.text.secondary} />
<YAxis stroke={theme.palette.text.secondary} />
<Tooltip
{renderChartCard(
'Top Repositories',
'Current view broken down by repository activity',
barData.length > 0 ? (
<ResponsiveContainer width="100%" height="100%">
<BarChart data={barData} layout="vertical" margin={{ top: 10, right: 20, left: 20, bottom: 10 }}>
<CartesianGrid strokeDasharray="3 3" stroke={theme.palette.divider} horizontal={false} />
<XAxis type="number" stroke={theme.palette.text.secondary} allowDecimals={false} />
<YAxis type="category" dataKey="name" stroke={theme.palette.text.secondary} width={120} />
<Tooltip
contentStyle={{ backgroundColor: theme.palette.background.paper, color: theme.palette.text.primary }}
/>
<Bar dataKey="count" fill={theme.palette.primary.light} radius={[4, 4, 0, 0]} />
<Bar dataKey="count" fill={theme.palette.primary.main} radius={[0, 8, 8, 0]} barSize={28} />
</BarChart>
</ResponsiveContainer>
) : (
<Box display="flex" justifyContent="center" alignItems="center" height="100%">
<Typography color="textSecondary">No repository data found in this view.</Typography>
<Typography color="textSecondary">No repository data found in this view.</Typography>
</Box>
)}
</Paper>
)
)}
</Grid>
</Grid>
</Box>
Expand Down
23 changes: 23 additions & 0 deletions src/components/__test__/Dashboard.test.tsx
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Original file line number Diff line number Diff line change
@@ -0,0 +1,23 @@
import { describe, it, expect } from 'vitest';
import { getTotalActiveDays } from '../Dashboard';

describe('getTotalActiveDays', () => {
it('counts unique YYYY-MM-DD values across issues and pull requests', () => {
const issues = [
{ created_at: '2026-05-01T12:00:00Z' },
{ created_at: '2026-05-01T18:30:00Z' },
{ created_at: '2026-05-02T09:15:00Z' },
];

const prs = [
{ created_at: '2026-05-02T20:45:00Z' },
{ created_at: '2026-05-03T08:00:00Z' },
];

expect(getTotalActiveDays(issues as never[], prs as never[])).toBe(3);
});

it('returns 0 for empty datasets', () => {
expect(getTotalActiveDays([], [])).toBe(0);
});
});
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