// 云函数入口函数
exports.main = async (event, context) => {
  const { type, language, since } = event
  let res = null;
  let date = new Date()
  const cacheKey = `repositories::${language || 'nolang'}::${since ||
  'daily'}`;
  const cacheData = await db.collection('repositories').where({
    cacheKey: cacheKey
  }).orderBy('cacheDate', 'desc').get()
  if (cacheData.data.length !== 0 &&
    ((date.getTime() - cacheData.data[0].cacheDate)  < 1800 * 1000)) {
    res = JSON.parse(cacheData.data[0].content)
  } else {
    res = await fetchRepositories({ language, since });
    await db.collection('repositories').add({
      data: {
        cacheDate: date.getTime(),
        cacheKey: cacheKey,
        content: JSON.stringify(res)
      }
    })
  }
  return {
    data: res
  }
}

const Towxml = require('towxml');
const towxml = new Towxml();
// 云函数入口函数
exports.main = async (event, context) => {
  const { func, type, content } = event
  let res
  if (func === 'parse') {
    if (type === 'markdown') {
      res = await towxml.toJson(content || '', 'markdown');
    } else {
      res = await towxml.toJson(content || '', 'html');
    }
  }
  return {
    data: res
  }
}

// 云函数解析markdown
parseReadme() {
  const { md, base } = this.props
  let that = this
  wx.cloud.callFunction({
    // 要调用的云函数名称
    name: 'parse',
    // 传递给云函数的event参数
    data: {
      func: 'parse',
      type: 'markdown',
      content: md,
    }
  }).then(res => {
    let data = res.result.data
    if (base && base.length > 0) {
      data = render.initData(data, {base: base, app: this.$scope})
    }
    that.setState({
      fail: false,
      data: data
    })
  }).catch(err => {
    console.log('cloud', err)
    that.setState({
      fail: true
    })
  })
}

// Markdown渲染
render() {
  const { data } = this.state
  return (
    <View>
    {
      data ? (
        <View>
          <import src='../towxml/entry.wxml' />
          <template is='entry' data='' />
        </View>
      ) : (
        <View className='loading'>
          <AtActivityIndicator size={20} color='#2d8cf0' content='loading...' />
        </View>
      )
    }
    </View>
  )
}

// 获取个人信息
export const getUserInfo = createApiAction(USERINFO, (params) => api.get('/user', params))

// action
export function createApiAction(actionType, func = () => {}) {
  return (
    params = {},
    callback = { success: () => {}, failed: () => {} },
    customActionType = actionType,
  ) => async (dispatch) => {
    try {
      dispatch({ type: `${customActionType  }_request`, params });
      const data = await func(params);
      dispatch({ type: customActionType, params, payload: data });

      callback.success && callback.success({ payload: data })
      return data
    } catch (e) {
      dispatch({ type: `${customActionType  }_failure`, params, payload: e })

      callback.failed && callback.failed({ payload: e })
    }
  }
}

getUserInfo() {
  if (hasLogin()) {
    userAction.getUserInfo().then(()=>{
      Taro.hideLoading()
      Taro.stopPullDownRefresh()
    })
  } else {
    Taro.hideLoading()
    Taro.stopPullDownRefresh()
  }
}
const mapStateToProps = (state, ownProps) => {
  return {
    userInfo: state.user.userInfo
  }
}
export default connect(mapStateToProps)(Index)

// reducers
export default function user (state = INITIAL_STATE, action) {
  switch (action.type) {
    case USERINFO:
      return {
        ...state,
        userInfo: action.payload.data
      }
    default:
      return state
  }
}