// Basic usage demo

import {
  ContributionGraph,
  ContributionGraphGrid,
  ContributionGraphTooltip,
  ContributionGraphLegend,
  type ContributionData,
} from "@/components/ui/contribution-graph";

function generateSampleData(): ContributionData[] {
  const data: ContributionData[] = [];
  const endDate = new Date();
  const startDate = new Date();
  startDate.setFullYear(startDate.getFullYear() - 1);

  const current = new Date(startDate);
  while (current <= endDate) {
    const dayOfWeek = current.getDay();
    const isWeekend = dayOfWeek === 0 || dayOfWeek === 6;
    const baseChance = isWeekend ? 0.3 : 0.6;

    if (Math.random() < baseChance) {
      data.push({
        date: current.toISOString().split("T")[0],
        count: Math.floor(Math.random() * 12) + 1,
      });
    }
    current.setDate(current.getDate() + 1);
  }
  return data;
}

const sampleData = generateSampleData();
const endDate = new Date();
const startDate = new Date();
startDate.setFullYear(startDate.getFullYear() - 1);
startDate.setDate(startDate.getDate() + 1);

export default function Demo() {
  return (
    <div className="w-full max-w-4xl p-6">
      <ContributionGraph
        data={sampleData}
        startDate={startDate.toISOString().split("T")[0]}
        endDate={endDate.toISOString().split("T")[0]}
      >
        <ContributionGraphGrid />
        <ContributionGraphTooltip />
        <ContributionGraphLegend className="mt-3" />
      </ContributionGraph>
    </div>
  );
}