import { getToken } from './auth.js'
import { toast } from './common.js'

const BASE_URL = 'http://121.36.73.159:807/prod-api'

const request = config => {
	config.header = config.header || {}
	if (getToken()) {
		config.header['Authorization'] = 'Bearer ' + getToken()
	}

	return new Promise((resolve, reject) => {
		uni.request({
			header: config.header,
			method: config.method.toUpperCase() || 'GET',
			dataType: 'json',
			timeout: config.timeout || 10000,
			url: config.baseUrl || BASE_URL + config.url,
			data: config.data,
		}).then((response) => {
			let [error, res] = response
			if (error) {
				toast('后端接口连接异常')
				reject('后端接口连接异常')
				return
			}
			const code = res.data.code || 200
			const msg = res.data.msg || '未知错误，请反馈给管理员'

			if (code === 401) {
				showConfirm('登录状态已过期，您可以继续留在该页面，或者重新登录').then(res => {
					if (res.confirm) {
						uni.reLaunch({ url: '/pages/login/login' })
					}
				})
				reject('无效的会话，或者会话已过期，请重新登录')
			} else if (code !== 200) {
				toast(msg)
				reject(code)
			}
			
			resolve(res.data)
		}).catch(error => {
			let { message } = error
			if (message === 'Network Error') {
				message = '后端接口连接异常'
			} else if (message.includes('timeout')) {
				message = '系统接口请求超时'
			} else if (message.includes('Request failed with status code')) {
				message = '系统接口' + message.substr(message.length - 3) + '异常'
			}
			toast(message)
			reject(error)
		})
	})
}

export default request