const { API_BASE_URL } = require('./config')

function authHeader(extra = {}) {
  const app = getApp()
  return {
    ...(app.globalData.token ? { Authorization: `Bearer ${app.globalData.token}` } : {}),
    ...extra
  }
}

function request(options) {
  const app = getApp()
  return new Promise((resolve, reject) => {
    wx.request({
      url: `${API_BASE_URL}${options.url}`,
      method: options.method || 'GET',
      data: options.data || {},
      header: authHeader({ 'content-type': 'application/json', ...(options.header || {}) }),
      success(res) {
        if (res.statusCode >= 200 && res.statusCode < 300) {
          resolve(res.data)
        } else {
          reject(new Error(res.data && res.data.detail ? res.data.detail : '请求失败'))
        }
      },
      fail: reject
    })
  })
}

function uploadPalm(filePath) {
  const app = getApp()
  return new Promise((resolve, reject) => {
    wx.uploadFile({
      url: `${API_BASE_URL}/uploads/palm`,
      filePath,
      name: 'file',
      header: authHeader(),
      success(res) {
        if (res.statusCode >= 200 && res.statusCode < 300) {
          resolve(JSON.parse(res.data))
        } else {
          try {
            const data = JSON.parse(res.data)
            reject(new Error(data.detail || '上传失败'))
          } catch (error) {
            reject(new Error('上传失败'))
          }
        }
      },
      fail: reject
    })
  })
}

module.exports = {
  API_BASE_URL,
  authHeader,
  request,
  uploadPalm
}