// pages/healthprofile/profileInfo.js
const API = require('../../utils/api.js')
const store = require('../../utils/store.js')

const SEX_MAP = [
  { label: '男', value: 'male' },
  { label: '女', value: 'female' }
]
const BLOOD_TYPES = ['A', 'B', 'O', 'AB']

const STATUS_TEXT_MAP = {
  pending: '待确认',
  confirmed: '已确认',
  in_progress: '进行中',
  completed: '已完成',
  cancelled: '已取消'
}

Page({
  data: {
    isEdit: false,
    profileId: '',
    isSubmitting: false,
    form: {
      name: '',
      mobile: '',
      sexLabel: '',
      birth: '',
      idnumber: '',
      address: '',
      height: '',
      weight: '',
      bloodType: '',
      remark: ''
    },
    region: [],
    regionLabel: '',
    orderList: [],
    sexLabels: SEX_MAP.map(item => item.label),
    bloodTypes: BLOOD_TYPES
  },

  onLoad(options) {
    const now = new Date()
    const today = `${now.getFullYear()}-${String(now.getMonth() + 1).padStart(2, '0')}-${String(now.getDate()).padStart(2, '0')}`
    this.setData({ today })
    if (options && options.id) {
      this.setData({ isEdit: true, profileId: options.id })
      wx.setNavigationBarTitle({ title: '档案详情' })
      this.loadProfile(options.id)
    } else {
      wx.setNavigationBarTitle({ title: '新建档案' })
    }
  },

  onShow() {
    // 从订单页返回后刷新关联订单列表
    if (this.data.isEdit && this.data.profileId) {
      this.loadProfileOrders(this.data.profileId)
    }
  },

  /**
   * 加载与本档案关联的预约订单
   */
  loadProfileOrders(profileId) {
    API.escort.getAllRecords({ page: 1, pageSize: 50, healthProfileId: profileId })
      .then(res => {
        if (res.code !== 0) return
        const pad = (n) => String(n).padStart(2, '0')
        const orderList = (res.data.records || []).map(item => {
          const d = item.schedule && item.schedule.date ? new Date(item.schedule.date) : null
          return {
            ...item,
            statusText: STATUS_TEXT_MAP[item.status] || item.status,
            hospitalText: [item.hospital && item.hospital.name, item.hospital && item.hospital.department]
              .filter(Boolean).join('·'),
            schedule: {
              ...item.schedule,
              dateText: d && !isNaN(d.getTime())
                ? `${d.getMonth() + 1}月${d.getDate()}日 ${pad(d.getHours())}:${pad(d.getMinutes())}`
                : ''
            }
          }
        })
        this.setData({ orderList })
      })
      .catch(() => {})
  },

  /**
   * 点击关联订单，进入订单详情
   */
  onOrderTap(e) {
    const id = e.currentTarget.dataset.id
    if (!id) return
    wx.navigateTo({ url: `/pages/order/orderDetail?id=${id}` })
  },

  /**
   * 加载档案详情
   */
  loadProfile(id) {
    API.healthProfile.getProfileById(id)
      .then(res => {
        if (res.code !== 0 || !res.data || !res.data.profile) {
          wx.showToast({ title: res.msg || '获取档案失败', icon: 'none' })
          return
        }
        const p = res.data.profile
        const sexItem = SEX_MAP.find(item => item.value === p.profile.sex)
        const loc = p.location || {}
        this.setData({
          form: {
            name: p.profile.name || '',
            mobile: p.profile.mobile || '',
            sex: p.profile.sex || '',
            sexLabel: sexItem ? sexItem.label : '',
            birth: p.profile.birth || '',
            idnumber: p.profile.idnumber || '',
            address: loc.address || '',
            height: p.health.height || '',
            weight: p.health.weight || '',
            bloodType: p.health.bloodType || '',
            remark: p.health.remark || ''
          },
          region: [loc.province, loc.city, loc.district].filter(Boolean),
          regionLabel: [loc.province, loc.city, loc.district].filter(Boolean).join(' ')
        })
      })
      .catch(() => {
        wx.showToast({ title: '网络错误，请重试', icon: 'none' })
      })
  },

  /**
   * 文本输入统一处理
   */
  onFieldChange(e) {
    const { field } = e.currentTarget.dataset
    this.setData({ [`form.${field}`]: e.detail.value })
  },

  onSexChange(e) {
    const item = SEX_MAP[e.detail.value]
    if (item) {
      this.setData({ 'form.sex': item.value, 'form.sexLabel': item.label })
    }
  },

  onBloodChange(e) {
    this.setData({ 'form.bloodType': this.data.bloodTypes[e.detail.value] })
  },

  onBirthChange(e) {
    this.setData({ 'form.birth': e.detail.value })
  },

  onRegionChange(e) {
    const value = e.detail.value || []
    this.setData({ region: value, regionLabel: value.join(' ') })
  },

  /**
   * 校验并提交
   */
  onSave() {
    if (this.data.isSubmitting) return

    const { form, isEdit, profileId } = this.data
    if (!form.name.trim()) {
      wx.showToast({ title: '请输入患者姓名', icon: 'none' })
      return
    }
    if (!form.mobile.trim()) {
      wx.showToast({ title: '请输入患者电话', icon: 'none' })
      return
    }

    const region = this.data.region
    const payload = {
      profile: {
        name: form.name.trim(),
        mobile: form.mobile.trim(),
        sex: form.sex || '',
        birth: form.birth || '',
        idnumber: form.idnumber.trim()
      },
      location: {
        province: region[0] || '',
        city: region[1] || '',
        district: region[2] || '',
        address: form.address.trim()
      },
      health: {
        height: parseFloat(form.height) || 0,
        weight: parseFloat(form.weight) || 0,
        bloodType: form.bloodType,
        remark: form.remark.trim()
      }
    }

    this.setData({ isSubmitting: true })

    const request = isEdit
      ? API.healthProfile.updateProfile(profileId, payload)
      : API.healthProfile.createProfile(payload)

    request.then(res => {
        if (res.code !== 0) {
          wx.showToast({ title: res.msg || '保存失败', icon: 'none' })
          return
        }
        wx.showToast({
          title: isEdit ? '保存成功' : '创建成功',
          icon: 'success'
        })
        setTimeout(() => wx.navigateBack(), 800)
      })
      .catch(() => {
        wx.showToast({ title: '网络错误，请重试', icon: 'none' })
      })
      .finally(() => {
        this.setData({ isSubmitting: false })
      })
  },

  /**
   * 跳转陪诊预约（携带档案患者信息）
   */
  onBooking() {
    const { profileId, form } = this.data
    const params = [
      `id=${profileId}`,
      `name=${encodeURIComponent(form.name)}`,
      `mobile=${form.mobile}`,
      `sex=${form.sex || ''}`,
      `birth=${form.birth || ''}`
    ].join('&')
    wx.navigateTo({ url: `/pages/order/orderEdit?${params}` })
  },

  /**
   * 删除档案（仅编辑模式）
   */
  onDelete() {
    const { profileId } = this.data
    wx.showModal({
      title: '删除确认',
      content: '确定要删除该健康档案吗？删除后不可恢复。',
      confirmColor: '#ff4d4f',
      success: res => {
        if (!res.confirm) return
        API.healthProfile.deleteProfile(profileId)
          .then(res2 => {
            if (res2.code !== 0) {
              wx.showToast({ title: res2.msg || '删除失败', icon: 'none' })
              return
            }
            // 清除缓存并通知列表页刷新
            store.removeProfile(profileId)
            store.notifyProfileChange('remove', profileId)
            wx.showToast({ title: '删除成功', icon: 'success' })
            setTimeout(() => wx.navigateBack(), 800)
          })
          .catch(() => {
            wx.showToast({ title: '网络错误，请重试', icon: 'none' })
          })
      }
    })
  }
})