cfc/zxyj-frontend/App.vue

<script>
export default {
  onLaunch: function() {
    console.log('App Launch')
    // 检查登录状态
    const token = uni.getStorageSync('token')
    if (token) {
      this.$store.commit('setToken', token)
    } else {
      // 无token时尝试自动登录
      this.tryAutoLogin()
    }
  },
  onShow: function() {
    console.log('App Show')
  },
  onHide: function() {
    console.log('App Hide')
  },
  methods: {
    async tryAutoLogin() {
      try {
        // 1. 先尝试用缓存的openid自动登录
        const cachedOpenid = uni.getStorageSync('openid')
        if (cachedOpenid) {
          const res = await this.request('/api/auth/auto-login', 'POST', { openid: cachedOpenid })
          if (res && res.data) {
            this.saveLoginInfo(res.data)
            console.log('openid自动登录成功')
            return
          }
        }

        // 2. openid自动登录失败，尝试微信静默登录
        const loginRes = await new Promise((resolve, reject) => {
          uni.login({
            provider: 'weixin',
            success: resolve,
            fail: reject
          })
        })

        if (loginRes.code) {
          const res = await this.request('/api/auth/silent-login', 'POST', { code: loginRes.code })
          if (res && res.data) {
            this.saveLoginInfo(res.data)
            console.log('微信静默登录成功')
          }
        }
      } catch (e) {
        console.log('自动登录失败，需要手动登录', e)
      }
    },
    saveLoginInfo(data) {
      uni.setStorageSync('token', data.token)
      uni.setStorageSync('userId', data.userId)
      uni.setStorageSync('role', data.role)
      uni.setStorageSync('familyId', data.familyId)
      if (data.openid) {
        uni.setStorageSync('openid', data.openid)
      }
      uni.setStorageSync('userInfo', {
        nickname: data.nickname,
        userId: data.userId
      })
      this.$store.commit('setToken', data.token)
    },
    request(url, method, data) {
      return new Promise((resolve, reject) => {
        uni.request({
          url: 'http://localhost:8080' + url,
          method: method,
          data: data,
          header: { 'Content-Type': 'application/json' },
          success: (res) => {
            if (res.data.code === 200) {
              resolve(res.data)
            } else {
              reject(res.data)
            }
          },
          fail: reject
        })
      })
    }
  }
}
</script>

<style>
@import url('./common/uni.css');

page {
  background-color: #f5f5f5;
}

.container {
  padding: 20rpx;
}

.btn-primary {
  background-color: #FF6B6B;
  color: #fff;
  border-radius: 20rpx;
  padding: 20rpx 40rpx;
  text-align: center;
  font-size: 28rpx;
}

.btn-primary:active {
  opacity: 0.8;
}
</style>