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import { useState } from 'react';
import Link from 'next/link';
import dynamic from 'next/dynamic';
import { DefinitionRankingWithHistory } from '@/src/services/modelService';
import { ChevronDown, ChevronRight } from 'lucide-react';
const Plot = dynamic(() => import('react-plotly.js'), { ssr: false });
interface ModelPerformanceChartsProps {
definitionRankings: DefinitionRankingWithHistory[];
}
export default function ModelPerformanceCharts({ definitionRankings }: ModelPerformanceChartsProps) {
const [expandedDefinitions, setExpandedDefinitions] = useState<Record<string, boolean>>({});
const toggleDefinition = (uniqueKey: string) => {
setExpandedDefinitions(prev => ({
...prev,
[uniqueKey]: !prev[uniqueKey]
}));
};
const formatFrequencyHorizon = (scopeId: string) => {
// Remove everything after comma
const cleanedScopeId = scopeId.split(',')[0].trim();
// Split by ::
const [frequencyPart, horizonPart] = cleanedScopeId.split('::');
// Parse frequency (format: H:MM:SS)
const [hours, minutes, seconds] = frequencyPart.split(':').map(v => parseInt(v, 10));
let frequencyDisplay = '';
if (hours > 0) {
frequencyDisplay = `${hours}h`;
} else if (minutes > 0) {
frequencyDisplay = `${minutes}min`;
} else if (seconds > 0) {
frequencyDisplay = `${seconds}s`;
} else {
frequencyDisplay = 'instant';
}
return { frequency: frequencyDisplay, horizon: horizonPart?.trim() || 'N/A' };
};
const getChartTitle = (definition: DefinitionRankingWithHistory) => {
if (definition.scope_type === 'global') {
return 'Overall Ranking';
} else if (definition.scope_type === 'definition') {
return definition.definition_name;
} else if (definition.scope_type === 'frequency_horizon') {
const { frequency, horizon } = formatFrequencyHorizon(definition.scope_id);
return (
<div className="flex items-center gap-2">
<span className="text-gray-900 text-lg font-semibold">Horizon: {horizon}, </span>
<span className="text-gray-900 text-lg font-semibold">Frequency: {frequency}</span>
<span className="text-gray-500 text-sm ml-2">({definition.scope_id})</span>
</div>
);
}
return definition.scope_type; // fallback
};
if (!definitionRankings || definitionRankings.length === 0) {
return (
<div className="bg-white rounded-lg shadow-md p-8 text-center text-gray-500">
No ranking data available for this model.
</div>
);
}
// Sort rankings to show global first, then definitions (alphabetically), then frequency_horizon
const sortedRankings = [...definitionRankings].sort((a, b) => {
// Global always comes first
if (a.scope_type === 'global') return -1;
if (b.scope_type === 'global') return 1;
// Frequency_horizon always comes last
if (a.scope_type === 'frequency_horizon') return 1;
if (b.scope_type === 'frequency_horizon') return -1;
// Both are definitions, sort alphabetically by name
if (a.scope_type === 'definition' && b.scope_type === 'definition') {
return a.definition_name.localeCompare(b.definition_name);
}
return 0;
});
// Group rankings by scope_type
const groupedRankings = sortedRankings.reduce((acc, ranking) => {
if (!acc[ranking.scope_type]) {
acc[ranking.scope_type] = [];
}
acc[ranking.scope_type].push(ranking);
return acc;
}, {} as Record<string, DefinitionRankingWithHistory[]>);
const renderSectionHeader = (scopeType: string) => {
if (scopeType === 'global') return null;
if (scopeType === 'definition') {
return (
<div className="mb-4 mt-6">
<h3 className="text-lg font-semibold text-gray-800 mb-1">Challenge Definitions</h3>
<p className="text-sm text-gray-600">Rankings evaluated for each individual challenge definition.</p>
</div>
);
}
if (scopeType === 'frequency_horizon') {
return (
<div className="mb-4 mt-6">
<h3 className="text-lg font-semibold text-gray-800 mb-1">Frequency & Horizon Combinations</h3>
<p className="text-sm text-gray-600">Rankings evaluated across different forecast frequency and horizon configurations.</p>
</div>
);
}
return null;
};
return (
<div className="space-y-4">
{['global', 'definition', 'frequency_horizon'].map((scopeType) => {
const rankings = groupedRankings[scopeType];
if (!rankings || rankings.length === 0) return null;
return (
<div key={scopeType}>
{renderSectionHeader(scopeType)}
{rankings.map((definition) => {
const uniqueKey = `${definition.scope_type}-${definition.scope_id}`;
const isExpanded = expandedDefinitions[uniqueKey];
const dailyRankings = definition.daily_rankings || [];
const chartTitle = getChartTitle(definition);
// Sort rankings by date
const sortedRankings = [...dailyRankings].sort((a, b) =>
new Date(a.calculation_date).getTime() - new Date(b.calculation_date).getTime()
);
// Prepare data for Plotly
const dates = sortedRankings.map(r => r.calculation_date);
const eloScores = sortedRankings.map(r => r.elo_score);
const eloUpper = sortedRankings.map(r => r.elo_ci_upper);
const eloLower = sortedRankings.map(r => r.elo_ci_lower);
const ranks = sortedRankings.map(r => r.rank_position);
return (
<div key={uniqueKey} className="bg-white rounded-lg shadow-md overflow-hidden border border-gray-200">
<button
onClick={() => toggleDefinition(uniqueKey)}
className="w-full px-6 py-4 flex items-center justify-between bg-gray-50 hover:bg-gray-100 transition-colors"
>
<div className="flex items-center space-x-3">
{isExpanded ? (
<ChevronDown className="h-5 w-5 text-gray-500" />
) : (
<ChevronRight className="h-5 w-5 text-gray-500" />
)}
<h3 className="text-lg font-semibold text-gray-900">
{chartTitle}
</h3>
</div>
<div className="flex items-center space-x-4">
{definition.scope_type === 'definition' && (
<Link
href={`/challenges/${definition.definition_id}`}
onClick={(e) => e.stopPropagation()}
className="text-sm text-blue-600 hover:text-blue-800 hover:underline w-32 text-right"
>
View Challenge →
</Link>
)}
{definition.scope_type !== 'definition' && (
<div className="w-32"></div>
)}
{sortedRankings.length > 0 && (
<>
<span className="text-gray-900 text-base font-semibold w-24 text-right">ELO: {sortedRankings[sortedRankings.length - 1].elo_score.toFixed(1)}</span>
<span className="text-blue-600 text-base font-semibold w-20 text-right">Rank: #{sortedRankings[sortedRankings.length - 1].rank_position}</span>
</>
)}
</div>
</button>
{isExpanded && sortedRankings.length > 0 && (
<div className="p-6">
<Plot
data={[
{
x: dates,
y: eloLower,
fill: 'none',
line: { color: 'transparent' },
name: '95% CI Lower',
type: 'scatter',
mode: 'lines',
showlegend: false,
hoverinfo: 'skip',
},
{
x: dates,
y: eloUpper,
fill: 'tonexty',
fillcolor: 'rgba(59, 130, 246, 0.2)',
line: { color: 'transparent' },
name: '95% CI Upper',
type: 'scatter',
mode: 'lines',
showlegend: false,
hoverinfo: 'skip',
},
{
x: dates,
y: eloScores,
name: 'ELO Score',
type: 'scatter',
mode: 'lines+markers',
line: { color: 'rgb(59, 130, 246)', width: 2 },
marker: { color: 'rgb(59, 130, 246)', size: 6 },
customdata: ranks,
hovertemplate:
'<b>Date:</b> %{x}<br>' +
'<b>ELO Score:</b> %{y:.1f}<br>' +
'<b>Rank:</b> #%{customdata}<br>' +
'<extra></extra>',
},
] as any}
layout={{
title: 'ELO Score Over Time',
xaxis: {
title: 'Date',
gridcolor: '#e5e7eb',
showgrid: true,
},
yaxis: {
title: 'ELO Score',
gridcolor: '#e5e7eb',
showgrid: true,
range: [0, Math.max(...eloUpper, ...eloScores, ...eloLower) * 1.05],
},
hovermode: 'closest',
showlegend: true,
legend: {
x: 0,
y: 1,
bgcolor: 'rgba(255, 255, 255, 0.8)',
},
margin: { l: 60, r: 40, t: 50, b: 60 },
paper_bgcolor: 'white',
plot_bgcolor: 'white',
} as any}
config={{
responsive: true,
displayModeBar: true,
displaylogo: false,
modeBarButtonsToRemove: ['lasso2d', 'select2d'],
}}
style={{ width: '100%', height: '400px' }}
/>
{/* Current stats */}
<div className="mt-4 grid grid-cols-3 gap-4 text-sm">
<div className="bg-gray-50 p-3 rounded">
<div className="text-gray-500 text-xs">Current Rank</div>
<div className="text-lg font-semibold text-gray-900">
#{sortedRankings[sortedRankings.length - 1].rank_position}
</div>
</div>
<div className="bg-gray-50 p-3 rounded">
<div className="text-gray-500 text-xs">Current ELO</div>
<div className="text-lg font-semibold text-gray-900">
{sortedRankings[sortedRankings.length - 1].elo_score.toFixed(1)}
</div>
</div>
<div className="bg-gray-50 p-3 rounded">
<div className="text-gray-500 text-xs">95% CI</div>
<div className="text-lg font-semibold text-gray-900">
[{sortedRankings[sortedRankings.length - 1].elo_ci_lower.toFixed(0)}, {sortedRankings[sortedRankings.length - 1].elo_ci_upper.toFixed(0)}]
</div>
</div>
</div>
</div>
)}
{isExpanded && sortedRankings.length === 0 && (
<div className="p-6 text-center text-gray-500">
No ranking history available for this challenge.
</div>
)}
</div>
);
})}
</div>
);
})}
</div>
);
}
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