import store from '@/store'
import config from '@/config'
import {
	getBaseUrl,
	setBaseUrl,
	removeBaseUrl
} from '@/utils/baseUrl';
import {
	getToken
} from '@/utils/auth'
import errorCode from '@/utils/errorCode'
import {
	toast,
	showConfirm,
	tansParams
} from '@/utils/common'

let timeout = 10000
const request = config => {
	// 浏览器测试用
	// const storageBaseUrl = 'http://' + getBaseUrl() + '/api';
	// 真机测试以及部署用
	const storageBaseUrl = 'http://' + getBaseUrl();
	// 是否需要设置 token
	const isToken = (config.headers || {}).isToken === false
	config.header = config.header || {}

	// 假设你使用的是PHP作为你的后端语言
	config.header['Access-Control-Allow-Origin']= '*'; // 允许任何源访问
	config.header['Access-Control-Allow-Methods']='GET, POST, OPTIONS'; // 允许的HTTP方法
	config.header['Access-Control-Allow-Headers']= 'X-Requested-With'; // 允许的HTTP头
	if (getToken() && !isToken) {
		config.header['Authorization'] = 'Bearer ' + getToken()
		
	}
	// get请求映射params参数
	if (config.params) {
		let url = config.url + '?' + tansParams(config.params)
		url = url.slice(0, -1)
		config.url = url
	}
	return new Promise((resolve, reject) => {
		
		uni.request({
				method: config.method || 'get',
				timeout: config.timeout || timeout,
				url: config.baseUrl || (storageBaseUrl + config.url),
				data: config.data,
				header: config.header,
				dataType: 'json'
			}).then(response => {
				let [error, res] = response
				// console.log('token:','Bearer ' + getToAccess-Control-Allow-Originken());
				// console.log('request:',storageBaseUrl + config.url,response);
				if (error) {
					debugger;
					console.log(error)
					toast('后端接口连接异常1')
					reject('后端接口连接异常')
					return
				}
				const code = res.data.code || 200
				const msg = errorCode[code] || res.data.msg || errorCode['default']
				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) {
							store.dispatch('LogOut').then(res => {
								uni.reLaunch({
									url: '/pages/login'
								})
							})
						}
					})
					reject('无效的会话，或者会话已过期，请重新登录。')
				} else if (code === 500) {
					toast(msg)
					reject('500')
				} 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,Network Error'
				} 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