/* 喝了么 - Mock 数据 */
import { formatDate, calcStandardCups, unitToMl } from './utils'

// 模拟用户数据
export const MOCK_USER = {
  id: 'user_001',
  nickname: '酒友小王',
  avatar: '',
  preferences: {
    favoriteCategories: ['baijiu', 'beer'],
    frequency: 'often'
  },
  joinedAt: '2026-01-15'
}

// 生成过去一个月的模拟打卡记录
export function generateMockRecords() {
  const records = []
  const today = new Date()

  // 预设一些打卡日
  const drinkDays = [0, 1, 3, 5, 6, 8, 10, 12, 13, 15, 17, 19, 20, 22, 24, 25, 27, 29]
  const abstainDays = [2, 4, 7, 9, 11, 14, 16, 18, 21, 23, 26, 28]

  const drinkTemplates = [
    {
      drinks: [{ category: 'baijiu', brand: '茅台', product: '飞天茅台53度', amount: 100, unit: 'ml', degree: 53 }],
      food: { category: 'hotpot', name: '重庆老火锅' },
      feeling: 'tipsy'
    },
    {
      drinks: [
        { category: 'beer', brand: '青岛啤酒', product: '经典', amount: 2, unit: 'bottle', degree: 4.3 },
      ],
      food: { category: 'bbq', name: '烤串配毛豆' },
      feeling: 'buzzed'
    },
    {
      drinks: [{ category: 'wine', brand: '奔富', product: 'Bin 389', amount: 2, unit: 'cup', degree: 14.5 }],
      food: { category: 'western', name: '牛排' },
      feeling: 'tipsy'
    },
    {
      drinks: [
        { category: 'baijiu', brand: '五粮液', product: '普五52度', amount: 150, unit: 'ml', degree: 52 },
        { category: 'beer', brand: '雪花', product: '勇闯天涯', amount: 1, unit: 'bottle', degree: 3.3 }
      ],
      food: { category: 'stirfry', name: '水煮鱼+回锅肉' },
      feeling: 'drunk'
    },
    {
      drinks: [{ category: 'whisky', brand: '麦卡伦', product: '12年雪莉桶', amount: 3, unit: 'shot', degree: 40 }],
      food: { category: 'snack', name: '坚果拼盘' },
      feeling: 'tipsy'
    },
    {
      drinks: [{ category: 'beer', brand: '百威', product: '经典', amount: 3, unit: 'bottle', degree: 5.0 }],
      food: { category: 'seafood', name: '小龙虾' },
      feeling: 'buzzed'
    },
    {
      drinks: [{ category: 'fruit', brand: '梅见', product: '青梅酒', amount: 200, unit: 'ml', degree: 12 }],
      food: { category: 'japanese', name: '刺身拼盘' },
      feeling: 'tipsy'
    }
  ]

  drinkDays.forEach(daysAgo => {
    const date = new Date(today)
    date.setDate(date.getDate() - daysAgo)
    const dateStr = formatDate(date, 'YYYY-MM-DD')

    const template = drinkTemplates[daysAgo % drinkTemplates.length]
    const standardCupsTotal = template.drinks.reduce((sum, d) => {
      const ml = unitToMl(d.amount, d.unit)
      return sum + calcStandardCups(ml, d.degree)
    }, 0)

    records.push({
      id: `record_${daysAgo}`,
      date: dateStr,
      mode: 'drank',
      drinks: template.drinks.map(d => ({ ...d, categoryId: d.category })),
      food: template.food,
      feeling: template.feeling,
      photos: [],
      visibility: 'friends',
      standardCupsTotal: Math.round(standardCupsTotal * 100) / 100,
      createdAt: date.toISOString()
    })
  })

  abstainDays.forEach(daysAgo => {
    const date = new Date(today)
    date.setDate(date.getDate() - daysAgo)
    const dateStr = formatDate(date, 'YYYY-MM-DD')

    records.push({
      id: `record_abs_${daysAgo}`,
      date: dateStr,
      mode: 'abstain',
      drinks: [],
      food: null,
      feeling: null,
      photos: [],
      visibility: 'private',
      standardCupsTotal: 0,
      createdAt: date.toISOString()
    })
  })

  return records.sort((a, b) => new Date(b.date) - new Date(a.date))
}

// 初始化并缓存Mock数据
export function initMockData() {
  const records = generateMockRecords()
  uni.setStorageSync('drink_records', JSON.stringify(records))
  uni.setStorageSync('user_info', JSON.stringify(MOCK_USER))
  uni.setStorageSync('is_first_launch', 'true')
  return records
}

// 获取记录
export function getRecords() {
  const data = uni.getStorageSync('drink_records')
  if (data) {
    try { return JSON.parse(data) } catch (e) { return [] }
  }
  return initMockData()
}

// 添加记录
export function addRecord(record) {
  const records = getRecords()
  record.id = `record_${Date.now()}`
  record.createdAt = new Date().toISOString()
  records.unshift(record)
  uni.setStorageSync('drink_records', JSON.stringify(records))
  return record
}

// 获取用户信息
export function getUserInfo() {
  const data = uni.getStorageSync('user_info')
  if (data) {
    try { return JSON.parse(data) } catch (e) { return MOCK_USER }
  }
  return MOCK_USER
}