class Request {
  
  constructor(baseURL = 'https://api.huashengtec.com') {
  //constructor(baseURL = 'http://127.0.0.1:9004') {
    this.baseURL = baseURL
  }

  async request(options) {
    const { url, method = 'GET', data = {}, header = {}, skipAuthWait = false, ...rest } = options

    // 等待登录完成后再携带 token，避免页面请求早于 app.js 登录的竞态
    // skipAuthWait: 登录请求自身使用，否则会等待自己导致死锁
    let token = ''
    try {
      const app = getApp()
      if (skipAuthWait) {
        token = app?.globalData?.user?.security?.token || ''
      } else if (app && app.ensureLogin) {
        const user = await app.ensureLogin()
        token = user?.security?.token || ''
      } else {
        token = app?.globalData?.user?.security?.token || ''
      }
    } catch (e) {
      // 登录失败仍继续请求，由服务端返回未授权错误
    }

    return new Promise((resolve, reject) => {
      data.appId = 'wxapp-escort-admin'

      wx.request({
        url: url.startsWith('http') ? url : `${this.baseURL}${url}`,
        method,
        data,
        header: {
          'Content-Type': 'application/json',
          ...(token ? { 'token': token } : {}),
          ...header
        },
        ...rest,
        success: (res) => {
          if (res.statusCode >= 200 && res.statusCode < 300) {
            resolve(res.data)
          } else {
            reject(new Error(`HTTP ${res.statusCode}`))
          }
        },
        fail: (err) => {
          reject(err)
        }
      })
    })
  }

  get(url, params = {}, options = {}) {
    return this.request({ url, method: 'GET', data: params, ...options })
  }

  post(url, data = {}, options = {}) {
    return this.request({ url, method: 'POST', data, ...options })
  }

  put(url, data = {}, options = {}) {
    return this.request({ url, method: 'PUT', data, ...options })
  }

  patch(url, data = {}, options = {}) {
    return this.request({ url, method: 'PATCH', data, ...options })
  }

  delete(url, data = {}, options = {}) {
    return this.request({ url, method: 'DELETE', data, ...options })
  }
}

const request = new Request()

module.exports = request