'use client';

import { BarChart, Bar, XAxis, YAxis, CartesianGrid, Tooltip, ResponsiveContainer, Legend } from 'recharts';

interface PriorityData {
  priority: string;
  completed: number;
  pending: number;
  total: number;
  completionRate: number;
  color: string;
}

interface PriorityBreakdownChartProps {
  data: PriorityData[];
  className?: string;
}

export function PriorityBreakdownChart({ data, className }: PriorityBreakdownChartProps) {
  // Transformer les données pour l'affichage
  const getPriorityLabel = (priority: string) => {
    const labels: { [key: string]: string } = {
      'high': 'Haute',
      'medium': 'Moyenne',
      'low': 'Basse'
    };
    return labels[priority] || priority;
  };

  const chartData = data.map(item => ({
    priority: getPriorityLabel(item.priority),
    'Terminées': item.completed,
    'En cours': item.pending,
    completionRate: item.completionRate,
    total: item.total
  }));

  // eslint-disable-next-line @typescript-eslint/no-explicit-any
  const CustomTooltip = ({ active, payload, label }: { active?: boolean; payload?: any[]; label?: string }) => {
    if (active && payload && payload.length) {
      const data = payload[0].payload;
      return (
        <div className="bg-[var(--card)] border border-[var(--border)] rounded-lg p-3 shadow-lg">
          <p className="font-medium mb-2">{`Priorité ${label}`}</p>
          <p className="text-sm text-green-600">
            Terminées: {data['Terminées']}
          </p>
          <p className="text-sm text-blue-600">
            En cours: {data['En cours']}
          </p>
          <p className="text-sm text-[var(--muted-foreground)] mt-1">
            Taux: {data.completionRate.toFixed(1)}% ({data.total} total)
          </p>
        </div>
      );
    }
    return null;
  };

  return (
    <div className={className}>
      <ResponsiveContainer width="100%" height={250}>
        <BarChart
          data={chartData}
          margin={{ top: 20, right: 30, left: 20, bottom: 5 }}
        >
          <CartesianGrid strokeDasharray="3 3" stroke="var(--border)" />
          <XAxis 
            dataKey="priority" 
            stroke="var(--muted-foreground)"
            fontSize={12}
          />
          <YAxis 
            stroke="var(--muted-foreground)"
            fontSize={12}
          />
          <Tooltip content={<CustomTooltip />} />
          <Legend />
          <Bar 
            dataKey="Terminées" 
            stackId="a"
            fill="#10b981" 
            radius={[0, 0, 0, 0]} 
          />
          <Bar 
            dataKey="En cours" 
            stackId="a"
            fill="#3b82f6" 
            radius={[2, 2, 0, 0]} 
          />
        </BarChart>
      </ResponsiveContainer>
      
      {/* Affichage des taux de completion */}
      <div className="mt-4 grid grid-cols-3 gap-4 text-center">
        {data.map((item, index) => (
          <div key={index} className="p-2 bg-[var(--card)] rounded border">
            <div className="text-xs text-[var(--muted-foreground)] mb-1">
              {getPriorityLabel(item.priority)}
            </div>
            <div className="text-lg font-bold" style={{ color: item.color }}>
              {item.completionRate.toFixed(0)}%
            </div>
            <div className="text-xs text-[var(--muted-foreground)]">
              {item.completed}/{item.total}
            </div>
          </div>
        ))}
      </div>
    </div>
  );
}