import 'package:fl_chart/fl_chart.dart';
import 'package:flutter/material.dart';

import '../../../../common/theme/theme.dart';
import '../../../components/spacer/spacer.dart';

class ReportSales extends StatelessWidget {
  const ReportSales({super.key});

  @override
  Widget build(BuildContext context) {
    return Container(
      padding: const EdgeInsets.all(24),
      decoration: BoxDecoration(
        color: AppColor.surface,
        borderRadius: BorderRadius.circular(24),
        boxShadow: [
          BoxShadow(
            color: AppColor.textSecondary.withOpacity(0.1),
            blurRadius: 20,
            offset: const Offset(0, 8),
          ),
        ],
      ),
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          Row(
            mainAxisAlignment: MainAxisAlignment.spaceBetween,
            children: [
              Column(
                crossAxisAlignment: CrossAxisAlignment.start,
                children: [
                  Text(
                    'Grafik Penjualan',
                    style: AppStyle.xxl.copyWith(
                      color: AppColor.textPrimary,

                      fontWeight: FontWeight.bold,
                    ),
                  ),
                  const SpaceHeight(4),
                  Text(
                    '7 hari terakhir',
                    style: AppStyle.md.copyWith(color: AppColor.textSecondary),
                  ),
                ],
              ),
              Container(
                padding: const EdgeInsets.all(8),
                decoration: BoxDecoration(
                  color: AppColor.primary.withOpacity(0.1),
                  borderRadius: BorderRadius.circular(12),
                ),
                child: const Icon(
                  Icons.show_chart,
                  color: AppColor.primary,
                  size: 24,
                ),
              ),
            ],
          ),
          const SpaceHeight(20),

          // Chart Container
          Container(
            height: 280,
            padding: const EdgeInsets.all(16),
            decoration: BoxDecoration(
              gradient: LinearGradient(
                colors: [
                  AppColor.primary.withOpacity(0.05),
                  AppColor.backgroundLight,
                ],
                begin: Alignment.topCenter,
                end: Alignment.bottomCenter,
              ),
              borderRadius: BorderRadius.circular(16),
              border: Border.all(
                color: AppColor.primary.withOpacity(0.1),
                width: 2,
              ),
            ),
            child: LineChart(
              LineChartData(
                gridData: FlGridData(
                  show: true,
                  drawHorizontalLine: true,
                  drawVerticalLine: false,
                  horizontalInterval: 500000,
                  getDrawingHorizontalLine: (value) {
                    return FlLine(
                      color: AppColor.border.withOpacity(0.3),
                      strokeWidth: 1,
                      dashArray: [5, 5],
                    );
                  },
                ),
                titlesData: FlTitlesData(
                  leftTitles: AxisTitles(
                    sideTitles: SideTitles(
                      showTitles: true,
                      reservedSize: 60,
                      getTitlesWidget: (value, meta) {
                        return Text(
                          '${(value / 1000000).toStringAsFixed(1)}M',
                          style: AppStyle.sm.copyWith(
                            color: AppColor.textSecondary,
                            fontWeight: FontWeight.w500,
                          ),
                        );
                      },
                    ),
                  ),
                  bottomTitles: AxisTitles(
                    sideTitles: SideTitles(
                      showTitles: true,
                      reservedSize: 32,
                      getTitlesWidget: (value, meta) {
                        const days = [
                          'Sen',
                          'Sel',
                          'Rab',
                          'Kam',
                          'Jum',
                          'Sab',
                          'Min',
                        ];
                        if (value.toInt() >= 0 && value.toInt() < days.length) {
                          return Padding(
                            padding: const EdgeInsets.only(top: 8),
                            child: Text(
                              days[value.toInt()],
                              style: AppStyle.sm.copyWith(
                                color: AppColor.textSecondary,
                                fontWeight: FontWeight.w500,
                              ),
                            ),
                          );
                        }
                        return const Text('');
                      },
                    ),
                  ),
                  rightTitles: AxisTitles(
                    sideTitles: SideTitles(showTitles: false),
                  ),
                  topTitles: AxisTitles(
                    sideTitles: SideTitles(showTitles: false),
                  ),
                ),
                borderData: FlBorderData(show: false),
                minX: 0,
                maxX: 6,
                minY: 0,
                maxY: 3000000,
                lineBarsData: [
                  // Main sales line
                  LineChartBarData(
                    spots: [
                      const FlSpot(0, 1800000), // Senin
                      const FlSpot(1, 2200000), // Selasa
                      const FlSpot(2, 1900000), // Rabu
                      const FlSpot(3, 2600000), // Kamis
                      const FlSpot(4, 2300000), // Jumat
                      const FlSpot(5, 2800000), // Sabtu
                      const FlSpot(6, 2500000), // Minggu
                    ],
                    isCurved: true,
                    curveSmoothness: 0.35,
                    gradient: LinearGradient(
                      colors: [AppColor.primary, AppColor.primaryLight],
                      begin: Alignment.centerLeft,
                      end: Alignment.centerRight,
                    ),
                    barWidth: 4,
                    isStrokeCapRound: true,
                    belowBarData: BarAreaData(
                      show: true,
                      gradient: LinearGradient(
                        colors: [
                          AppColor.primary.withOpacity(0.3),
                          AppColor.primary.withOpacity(0.1),
                          Colors.transparent,
                        ],
                        begin: Alignment.topCenter,
                        end: Alignment.bottomCenter,
                      ),
                    ),
                    dotData: FlDotData(
                      show: true,
                      getDotPainter: (spot, percent, barData, index) {
                        return FlDotCirclePainter(
                          radius: 6,
                          color: AppColor.surface,
                          strokeWidth: 3,
                          strokeColor: AppColor.primary,
                        );
                      },
                    ),
                  ),
                  // Secondary line for comparison
                  LineChartBarData(
                    spots: [
                      const FlSpot(0, 1500000),
                      const FlSpot(1, 1800000),
                      const FlSpot(2, 1600000),
                      const FlSpot(3, 2100000),
                      const FlSpot(4, 1900000),
                      const FlSpot(5, 2300000),
                      const FlSpot(6, 2100000),
                    ],
                    isCurved: true,
                    curveSmoothness: 0.35,
                    color: AppColor.success.withOpacity(0.7),
                    barWidth: 3,
                    isStrokeCapRound: true,
                    dashArray: [8, 4],
                    belowBarData: BarAreaData(show: false),
                    dotData: FlDotData(
                      show: true,
                      getDotPainter: (spot, percent, barData, index) {
                        return FlDotCirclePainter(
                          radius: 4,
                          color: AppColor.success,
                          strokeWidth: 2,
                          strokeColor: AppColor.surface,
                        );
                      },
                    ),
                  ),
                ],
                lineTouchData: LineTouchData(
                  enabled: true,
                  touchTooltipData: LineTouchTooltipData(
                    tooltipPadding: const EdgeInsets.all(12),
                    getTooltipItems: (List<LineBarSpot> touchedBarSpots) {
                      return touchedBarSpots.map((barSpot) {
                        final flSpot = barSpot;
                        const days = [
                          'Senin',
                          'Selasa',
                          'Rabu',
                          'Kamis',
                          'Jumat',
                          'Sabtu',
                          'Minggu',
                        ];

                        return LineTooltipItem(
                          '${days[flSpot.x.toInt()]}\n',
                          const TextStyle(
                            color: AppColor.textWhite,
                            fontWeight: FontWeight.bold,
                            fontSize: 14,
                          ),
                          children: [
                            TextSpan(
                              text:
                                  'Rp ${(flSpot.y / 1000000).toStringAsFixed(1)}M',
                              style: AppStyle.sm.copyWith(
                                color: AppColor.textWhite,
                                fontWeight: FontWeight.w500,
                              ),
                            ),
                          ],
                        );
                      }).toList();
                    },
                  ),
                  touchCallback:
                      (FlTouchEvent event, LineTouchResponse? touchResponse) {
                        // Handle touch events here if needed
                      },
                  handleBuiltInTouches: true,
                ),
              ),
            ),
          ),

          const SpaceHeight(16),

          // Legend
          Row(
            mainAxisAlignment: MainAxisAlignment.center,
            children: [
              _buildLegendItem('Minggu Ini', AppColor.primary),
              const SpaceWidth(24),
              _buildLegendItem('Minggu Lalu', AppColor.success),
            ],
          ),
        ],
      ),
    );
  }

  Widget _buildLegendItem(String label, Color color) {
    return Row(
      mainAxisSize: MainAxisSize.min,
      children: [
        Container(
          width: 16,
          height: 3,
          decoration: BoxDecoration(
            color: color,
            borderRadius: BorderRadius.circular(2),
          ),
        ),
        const SpaceWidth(8),
        Text(
          label,
          style: AppStyle.sm.copyWith(
            color: AppColor.textSecondary,

            fontWeight: FontWeight.w500,
          ),
        ),
      ],
    );
  }
}