import assert from 'node:assert/strict';
import test from 'node:test';
import { buildDailyReport } from './daily-report.js';
import type { MonitoringData, TargetSummary, TargetVehicle } from './types.js';

function target(id: number, completed: number, goal: number): TargetSummary {
  return {
    id,
    targetName: `目标${id}`,
    vehicleCount: 2,
    cumulativeTotal: completed,
    currentYearCompleted: completed,
    currentYearTarget: goal,
    yearQualifiedCount: 0,
    halfQualifiedCount: 0,
  } as TargetSummary;
}

function vehicle(plateNumber: string, todayMileage: number, dailyRequiredMileage: number): TargetVehicle {
  return {
    plateNumber,
    todayMileage,
    totalMileage: 1000,
    completionRate: 0.5,
    isQualified: false,
    currentYearIsQualified: false,
    dailyRequiredMileage,
    rentStatus: '租赁',
    department: '业务一部',
    customer: '客户甲',
    isOnline: true,
  };
}

const monitoring = {
  stats: { totalToday: 0, totalAll: 0, vehicleCount: 10, yesterdayTotal: 0 },
  updatedAt: '2026-08-07T10:00:00+08:00',
} as MonitoringData;

test('builds a weighted, additive daily report', () => {
  const first = target(1, 50, 100);
  const second = target(2, 100, 300);
  const report = buildDailyReport(
    [first, second],
    [
      { target: first, vehicles: [vehicle('粤A1', 120, 100), vehicle('粤A2', 0, 100)] },
      { target: second, vehicles: [vehicle('粤A3', 50, 100)] },
    ],
    monitoring,
    [{ date: '08-06', mileage: 500 }],
    '2026-08-07',
  );

  assert.equal(report.totalToday, 170);
  assert.equal(report.dailyNeed, 300);
  assert.equal(report.shortfall, 150);
  assert.equal(report.activeCount, 2);
  assert.equal(report.zeroCount, 1);
  assert.equal(report.completionRate, 37.5);
  assert.equal(report.models[0].shortfall, 100);
  assert.deepEqual(report.trend, [{ date: '08-06', value: 500 }]);
});

test('deduplicates vehicles assigned to multiple targets', () => {
  const first = target(1, 50, 100);
  const second = target(2, 100, 300);
  const report = buildDailyReport(
    [first, second],
    [
      { target: first, vehicles: [vehicle('粤A1', 80, 100)] },
      { target: second, vehicles: [vehicle('粤A1', 80, 100)] },
    ],
    monitoring,
    [],
    '2026-08-07',
  );

  assert.equal(report.assessmentVehicleCount, 1);
  assert.equal(report.duplicateAssignmentCount, 1);
  assert.equal(report.totalToday, 80);
});

test('falls back to the target daily need when vehicle tasks are missing', () => {
  const item = target(5, 100, 300);
  item.dailyTarget = 250;
  const report = buildDailyReport(
    [item],
    [{ target: item, vehicles: [vehicle('粤A1', 100, 0), vehicle('粤A2', 50, 0)] }],
    monitoring,
    [],
    '2026-08-07',
  );

  assert.equal(report.dailyNeed, 250);
  assert.equal(report.shortfall, 100);
  assert.equal(report.missingDailyTaskCount, 2);
  assert.equal(report.models[0].missingDailyTaskCount, 2);
});