const request = require('../../utils/request')
const { getApiBaseUrl } = require('../../utils/constants')

function addCacheVersion(url, version) {
  if (!url) {
    return ''
  }
  const joiner = url.includes('?') ? '&' : '?'
  return `${url}${joiner}v=${encodeURIComponent(version)}`
}

function isLocalDevUrl(url) {
  return /^https?:\/\/(127\.0\.0\.1|localhost|0\.0\.0\.0)(:\d+)?\//i.test(url)
}

function upgradeToHttpsIfNeeded(url) {
  if (/^http:\/\//i.test(url) && !isLocalDevUrl(url)) {
    return url.replace(/^http:\/\//i, 'https://')
  }
  return url
}

function resolveImageUrl(url) {
  if (!url) {
    return ''
  }
  if (/^https?:\/\//i.test(url)) {
    return upgradeToHttpsIfNeeded(url)
  }

  const baseUrl = getApiBaseUrl().replace(/\/api\/v1\/?$/, '')
  const resolved = url.startsWith('/') ? `${baseUrl}${url}` : `${baseUrl}/${url}`
  return upgradeToHttpsIfNeeded(resolved)
}

function normalizeAvatarState(userInfo) {
  return {
    ...userInfo,
    avatar_url: resolveImageUrl(userInfo.avatar_url || ''),
    avatar_blur_url: resolveImageUrl(userInfo.avatar_blur_url || '')
  }
}

Page({
  data: {
    loading: false,
    userInfo: null,
    auditTextMap: {
      0: '未提交',
      1: '待审核',
      2: '已通过',
      3: '已驳回'
    }
  },

  onShow() {
    this.refreshFromCache()
    this.loadProfile(true)
  },

  async loadProfile(silent = false) {
    if (!silent) {
      this.setData({ loading: true })
    }
    try {
      const userInfo = await request({ url: '/users/me' })
      this.applyUserInfo(userInfo)
      wx.setStorageSync('profile_page_cache', normalizeAvatarState(userInfo))
    } catch (err) {
      console.error('Load profile failed:', err)
      if (!this.data.userInfo) {
        this.setData({ userInfo: null })
      }
    } finally {
      if (!silent) {
        this.setData({ loading: false })
      }
    }
  },

  applyUserInfo(userInfo) {
    const avatarVersion = Date.now().toString()
    const normalized = normalizeAvatarState(userInfo)
    this.setData({
      userInfo: {
        ...normalized,
        avatar_url: addCacheVersion(normalized.avatar_url, avatarVersion),
        avatar_blur_url: addCacheVersion(normalized.avatar_blur_url, avatarVersion),
        nicknameText: normalized.nickname || '未设置昵称',
        auditStatusText: this.data.auditTextMap[normalized.audit_status] || '未知'
      }
    })
  },

  refreshFromCache() {
    const cached = wx.getStorageSync('profile_page_cache')
    if (cached) {
      this.applyUserInfo(cached)
    }
  },

  goEdit() {
    wx.navigateTo({ url: '/pages/profile-edit/profile-edit' })
  },

  goAudit() {
    wx.navigateTo({ url: '/pages/audit-status/audit-status' })
  },

  goMyActivities() {
    wx.navigateTo({ url: '/pages/my-activities/my-activities' })
  },

  goMyMatches() {
    wx.navigateTo({ url: '/pages/my-matches/my-matches' })
  }
})