import { describe, expect, it } from 'vitest';
import { buildInMemoryReport } from '../buildInMemoryReport.ts';
import type { ChickenCounting, Cycle, Karung, KPI } from '../../types/api.ts';

const cycle: Cycle = {
  id: 1,
  kandang: 9,
  kandang_name: 'Kandang 1',
  total_days: 35,
  current_day: 1,
  visible_through_date: '2026-05-02',
  start_date: '2026-05-01',
  end_date: '2026-06-04',
  chick_in_weight: 45,
  doc_in_count: 20000,
  feed_initial_balance: 0,
  status: 'gm',
  created_at: '',
  updated_at: '',
};

describe('buildInMemoryReport', () => {
  it('maps IoT counting and karung onto daily rows up to current_day', () => {
    const countings: ChickenCounting[] = [
      {
        id: 1,
        cycle: 1,
        kandang: 9,
        flock_id: 1,
        date: '2026-05-02',
        total_count: 19800,
        mortality_count: 12,
        created_at: '',
        updated_at: '',
      },
    ];
    const karungs: Karung[] = [
      {
        id: 1,
        cycle: 1,
        kandang: 9,
        flock_id: 1,
        date: '2026-05-02',
        in_today: 10,
        out_today: 8,
        in_total: 10,
        out_total: 8,
        feed_use_today: 8,
        feed_use_total: 8,
        created_at: '',
        updated_at: '',
      },
    ];
    const kpis: KPI[] = [
      {
        id: 1,
        cycle: 1,
        kandang: 9,
        flock_id: 1,
        date: '2026-05-02',
        age: 1,
        mortality: 12,
        mortality_total: 12,
        feed: 8,
        feed_total: 8,
        harvest: 0,
        harvest_total: 0,
        harvest_weight: 0,
        harvest_weight_total: 0,
        chicken_life: 19800,
        chicken_life_percentage: 99,
        iot_weight: 0,
        average_harvest_day: 0,
        average_harvest_weight: 0,
        fcr: 1.2,
        eef: 250,
        cc: 1,
        cw: 1,
        fs: 1,
        manual: 1,
        created_at: '',
        updated_at: '',
      },
    ];

    const payload = buildInMemoryReport({
      cycle,
      kandangId: 9,
      kandangName: 'Kandang 1',
      area: 'Sukawarna',
      reportType: 'daily',
      countings,
      manuals: [],
      weights: [],
      karungs,
      kpis,
    });

    expect(payload.upToDay).toBe(1);
    expect(payload.docWeight).toBe(45);
    expect(payload.counting).toHaveLength(2);
    const day0 = payload.counting.find((row) => row.day === 0);
    expect(day0?.countBefore).toBe(20000);
    expect(day0?.countAfter).toBe(20000);
    const day1 = payload.counting.find((row) => row.day === 1);
    expect(day1?.countBefore).toBe(20000);
    expect(day1?.iotCount).toBe(19800);
    expect(day1?.mortality).toBe(12);
    const feed1 = payload.feedUse.find((row) => row.day === 1);
    expect(feed1?.iotUse).toBe(8);
    expect(payload.fcr.find((row) => row.day === 1)?.iotFcr).toBe(1.2);
  });

  it('uses doc_in_count for day-0 stok awal instead of reverse-calculating from stok akhir', () => {
    const countings: ChickenCounting[] = [
      {
        id: 1,
        cycle: 1,
        kandang: 9,
        flock_id: 1,
        date: '2026-05-01',
        total_count: 36900,
        mortality_count: 42,
        created_at: '',
        updated_at: '',
      },
    ];
    const kpis: KPI[] = [
      {
        id: 1,
        cycle: 1,
        kandang: 9,
        flock_id: 1,
        date: '2026-05-01',
        age: 0,
        mortality: 42,
        mortality_total: 42,
        feed: 0,
        feed_total: 0,
        harvest: 0,
        harvest_total: 0,
        harvest_weight: 0,
        harvest_weight_total: 0,
        chicken_life: 45000,
        chicken_life_percentage: 100,
        iot_weight: 0,
        average_harvest_day: 0,
        average_harvest_weight: 0,
        fcr: 0,
        eef: 0,
        cc: 1,
        cw: 1,
        fs: 1,
        manual: 1,
        created_at: '',
        updated_at: '',
      },
    ];

    const payload = buildInMemoryReport({
      cycle: { ...cycle, doc_in_count: 45000, current_day: 0, start_date: '2026-05-01' },
      kandangId: 9,
      kandangName: 'Kandang 1',
      area: 'Sukawarna',
      reportType: 'daily',
      countings,
      manuals: [],
      weights: [],
      karungs: [],
      kpis,
    });

    const day0 = payload.counting.find((row) => row.day === 0);
    expect(day0?.countBefore).toBe(45000);
    expect(day0?.mortality).toBe(42);
    expect(day0?.countAfter).toBe(45000);
    expect(day0?.iotCount).toBe(36900);
    expect(day0?.accuracy).toBe(82);
  });
});