import { describe, it, expect } from 'vitest';
import type { FeedSackColumnConfig } from '../../types/counting.ts';
import { buildReportSnapshot } from '../buildReportSnapshot.ts';

const START = '2026-05-21T17:00:00.000Z'; // 22 Mei 2026 00:00 WIB

const COLUMNS: FeedSackColumnConfig[] = [
  {
    id: 'in-1',
    label: 'Karung Masuk K1',
    cameraName: 'kandang_1_karung_masuk',
    color: '#22c55e',
    type: 'inbound',
    kandangId: 1,
  },
  {
    id: 'use-1',
    label: 'Dituang K1',
    cameraName: 'kandang_1_karung_pakan',
    color: '#eab308',
    type: 'usage',
    kandangId: 1,
  },
  {
    id: 'use-2',
    label: 'Dituang K2',
    cameraName: 'kandang_2_karung_pakan',
    color: '#a855f7',
    type: 'usage',
    kandangId: 2,
  },
  {
    id: 'out-1',
    label: 'Keluar',
    cameraName: 'kandang_1_karung_keluar',
    color: '#ef4444',
    type: 'outbound',
    kandangId: 1,
  },
];

const baseInput = {
  cycleId: 'CYCLE-TEST',
  cycleStartDate: START,
  kandangId: 1,
  kandangName: 'Kandang 1',
  area: 'Sukawarna',
  upToDay: 2,
  initialPopulation: 100,
  generatedAt: '2026-05-24T10:00:00.000Z',
  mortalityRecords: [],
  chickenCountByDay: {} as Record<number, number>,
  feedSackHistory: [] as Array<{ cameraName: string; count: number; timestamp: Date | string }>,
  manualFeedEntries: [] as Array<{ cameraName: string; count: number; date: string }>,
  feedColumnConfig: COLUMNS,
  cageUuid: 'cage-1',
  weightByDay: [] as Array<{
    day: number;
    avgManual?: number | null;
    avgIot?: number | null;
    uniformity?: number | null;
  }>,
};

describe('buildReportSnapshot', () => {
  it('decreases counting after-count by mortality+harvest only for days 0–2', () => {
    const snapshot = buildReportSnapshot({
      ...baseInput,
      mortalityRecords: [
        { day: 1, mortalityCount: 3, afkir: 2, panen: 1, beratPanen: 4.5 },
        { day: 2, mortalityCount: 1, afkir: 0, panen: 0 },
      ],
    });

    expect(snapshot.counting).toHaveLength(3);
    expect(snapshot.counting[0]).toMatchObject({
      day: 0,
      countBefore: 100,
      mortality: 0,
      harvest: 0,
      countAfter: 100,
    });
    expect(snapshot.counting[1]).toMatchObject({
      day: 1,
      countBefore: 100,
      mortality: 5,
      harvest: 1,
      harvestWeight: 4.5,
      countAfter: 94,
    });
    expect(snapshot.counting[2]).toMatchObject({
      day: 2,
      countBefore: 94,
      mortality: 1,
      harvest: 0,
      countAfter: 93,
    });
  });

  it('combines left and right usage cameras for IoT and manual', () => {
    const snapshot = buildReportSnapshot({
      ...baseInput,
      kandangName: 'Kandang Atas',
      upToDay: 0,
      feedColumnConfig: [
        {
          id: 'in-1',
          label: 'Karung Masuk',
          cameraName: 'kandang_1_karung_masuk',
          color: '#22c55e',
          type: 'inbound',
        },
        {
          id: 'use-atas',
          label: 'Karung Dituang Kandang Atas',
          cameraName: 'karung_tuang_feeder_kiri_atas',
          color: '#f97316',
          type: 'usage',
        },
        {
          id: 'use-bawah',
          label: 'Karung Dituang Kandang Bawah',
          cameraName: 'karung_tuang_feeder_kanan_bawah',
          color: '#a855f7',
          type: 'usage',
        },
      ],
      feedSackHistory: [
        {
          cameraName: 'karung_tuang_feeder_kiri_atas',
          count: 15,
          timestamp: new Date(2026, 4, 22, 8, 0, 0),
        },
        {
          cameraName: 'karung_tuang_feeder_kanan_bawah',
          count: 15,
          timestamp: new Date(2026, 4, 22, 8, 0, 0),
        },
      ],
      manualFeedEntries: [
        { cameraName: 'karung_tuang_feeder_kiri_atas', count: 15, date: '2026-05-22' },
        { cameraName: 'karung_tuang_feeder_kanan_bawah', count: 15, date: '2026-05-22' },
      ],
    });

    expect(snapshot.feedUse).toHaveLength(1);
    expect(snapshot.feedUse[0]?.iotUse).toBe(30);
    expect(snapshot.feedUse[0]?.manualUse).toBe(30);
    expect(snapshot.feedUse[0]?.accuracy).toBe(100);
  });

  it('keeps feed-in empty when inbound mapping fails, but still combines usage cameras', () => {
    const snapshot = buildReportSnapshot({
      ...baseInput,
      kandangId: 99,
      upToDay: 0,
      feedSackHistory: [
        {
          cameraName: 'kandang_1_karung_pakan',
          count: 10,
          timestamp: new Date(2026, 4, 22, 8, 0, 0),
        },
        {
          cameraName: 'kandang_2_karung_pakan',
          count: 50,
          timestamp: new Date(2026, 4, 22, 8, 0, 0),
        },
      ],
    });

    expect(snapshot.feedUse[0]?.iotUse).toBe(60);
    expect(snapshot.feedUse[0]?.manualUse).toBe(0);
    expect(snapshot.feedIn[0]?.iotIn).toBeNull();
    expect(snapshot.feedIn[0]?.manualIn).toBeNull();
  });

  it('returns empty weight rows without cageUuid but still builds a snapshot', () => {
    const snapshot = buildReportSnapshot({
      ...baseInput,
      cageUuid: null,
      weightByDay: [{ day: 1, avgManual: 1000, avgIot: 900, uniformity: 80 }],
    });

    expect(snapshot.cycleId).toBe('CYCLE-TEST');
    expect(snapshot.weight.every((row) => row.avgManual == null && row.avgIot == null)).toBe(
      true
    );
  });

  it('drops rows after the selected day', () => {
    const snapshot = buildReportSnapshot({
      ...baseInput,
      upToDay: 8,
      mortalityRecords: [
        { day: 8, mortalityCount: 1 },
        { day: 9, mortalityCount: 99 },
      ],
      weightByDay: [
        { day: 9, avgManual: 2000, avgIot: 1900 }, // 1-based day 9 → report day 8
        { day: 10, avgManual: 3000, avgIot: 2900 }, // report day 9 — dropped
      ],
    });

    expect(snapshot.counting.every((row) => row.day <= 8)).toBe(true);
    expect(snapshot.counting.some((row) => row.day === 9)).toBe(false);
    expect(snapshot.weight.some((row) => row.day === 8 && row.avgManual === 2000)).toBe(true);
    expect(snapshot.weight.some((row) => row.avgManual === 3000)).toBe(false);
  });

  it('maps 1-based feed day 1 on cycle start to Hari ke-0', () => {
    const snapshot = buildReportSnapshot({
      ...baseInput,
      upToDay: 0,
      feedSackHistory: [
        {
          cameraName: 'kandang_1_karung_masuk',
          count: 7,
          timestamp: new Date(2026, 4, 22, 6, 0, 0),
        },
      ],
      manualFeedEntries: [{ cameraName: 'kandang_1_karung_masuk', count: 7, date: '2026-05-22' }],
    });

    expect(snapshot.feedIn).toHaveLength(1);
    expect(snapshot.feedIn[0] && 'day' in snapshot.feedIn[0]).toBe(false);
    expect(snapshot.feedIn[0]?.date).toBe('2026-05-22');
    expect(snapshot.feedIn[0]?.iotIn).toBe(7);
    expect(snapshot.feedIn[0]?.manualIn).toBe(7);
  });
});