/**
 * 全站http配置
 *
 * axios参数说明
 * isSerialize是否开启form表单提交
 * isToken是否需要token
 */
import axios from 'axios'
import store from '@/store/'
import router from '@/router/'
import { serialize } from '@/utils/util'
import { getToken, removeToken, removeRefreshToken } from '@/utils/auth'
import { isURL, validatenull } from '@/utils/validate'
import { ElMessage } from 'element-plus'
import website from '@/config/website'
import NProgress from 'nprogress' // progress bar
import 'nprogress/nprogress.css' // progress bar style
import { Base64 } from 'js-base64'
import crypto from '@/utils/crypto'
import { getStore } from '@/utils/store'
import { showToast } from 'vant'

let baseUrl = import.meta.env.VITE_APP_API
// 全局未授权错误提示状态，只提示一次
let isErrorShown = false
// 全局锁机制相关变量
window.isRefreshing = false // 标记当前是否正在刷新token
let refreshTokenPromise = null // 刷新token的Promise，避免重复请求

axios.defaults.timeout = 60000
//返回其他状态码
axios.defaults.validateStatus = function (status) {
	return status >= 200 && status <= 500 // 默认的
}
//跨域请求，允许保存cookie
axios.defaults.withCredentials = true
// NProgress Configuration
NProgress.configure({
	showSpinner: false,
})

//http request拦截
axios.interceptors.request.use(
	config => {
		const isBase = config.isBase === false
		// start progress bar
		// NProgress.start()
		// 初始化错误提示状态
		isErrorShown = false
		//地址为已经配置状态则不添加前缀
		if (!isBase && !isURL(config.url) && !config.url.startsWith(baseUrl)) {
			config.url = baseUrl + config.url
		}

		config.headers['areaCode'] = store.state.user.selectedAreaCode
		//安全请求header
		config.headers['Blade-Requested-With'] = 'BladeHttpRequest'
		//headers判断是否需要
		// const authorization = config.authorization === false
		// if (!authorization) {
		// 	config.headers['Authorization'] = `Basic ${Base64.encode(`${website.clientId}:${website.clientSecret}`)}`
		// }
		let authorization = store.state.user.token
		config.headers['Authorization'] = authorization
		// 根据后端要求，post的data为空的话传｛｝
		if (config.method === 'post') {
			config.data = config.data || {}
		}
		//headers判断请求是否携带token
		const meta = config.meta || {}
		const isToken = meta.isToken === false
		//headers传递token是否加密
		const cryptoToken = config.cryptoToken === true
		//判断传递数据是否加密
		const cryptoData = config.cryptoData === true
		const token = getToken() || getStore({ name: 'token' })
		if (token && !isToken) {
			config.headers[website.tokenHeader] = cryptoToken
				? 'crypto ' + crypto.encryptAES(token, crypto.cryptoKey)
				: 'bearer ' + token
		}
		// 开启报文加密
		// if (cryptoData) {
		//   if (config.params) {
		//     const data = crypto.encryptAES(JSON.stringify(config.params), crypto.aesKey);
		//     config.params = { data };
		//   }
		//   if (config.data) {
		//     config.text = true;
		//     config.data = crypto.encryptAES(JSON.stringify(config.data), crypto.aesKey);
		//   }
		// }
		//headers中配置text请求
		if (config.text === true) {
			config.headers['Content-Type'] = 'text/plain'
		}
		//headers中配置serialize为true开启序列化
		if (config.method === 'post' && meta.isSerialize === true) {
			config.data = serialize(config.data)
		}
		return config
	},
	error => {
		return Promise.reject(error)
	}
)

//http response拦截
axios.interceptors.response.use(
	res => {
		// NProgress.done()
		//获取配置信息
		const config = res.config
		const cryptoData = config.cryptoData === true
		//解析加密报文
		if (cryptoData) {
			res.data = JSON.parse(crypto.decryptAES(res.data, crypto.aesKey))
		}
		//获取状态信息
		const status = res.data.error_code || res.data.code || res.status
		const statusWhiteList = website.statusWhiteList || []
		const message = res.data.msg || res.data.error_description || res.data.message || '系统错误'
		// 处理没有密钥证书，需登录重新联系运维人员上传证书
		if (status === 511) {
			// 获取当前路由名称
			const currentRoutePath = router.currentRoute.value
			if (currentRoutePath.path !== '/login') {
				store.dispatch('FedLogOut').then(() => router.push({ path: '/login' }))
			}
			return Promise.reject(new Error(message))
		}
		//如果在白名单里则自行catch逻辑处理
		if (statusWhiteList.includes(status)) return Promise.reject(res)
		// 如果是401并且没有重试过，尝试刷新token
		if (status === 401) {
			isErrorShown = true
			showToast('用户令牌不可用，请重新登录');
			const transmitData = { data: { type: 'tokenExpired' } }

			wx.miniProgram.reLaunch({url: 'pages/login/index'})
			wx.miniProgram.postMessage(transmitData)
			uni.postMessage(transmitData)

			removeToken()
			removeRefreshToken()
			// 重定向到登录页
			store.dispatch('FedLogOut').then(() => router.push({ path: '/login' }))
			return Promise.reject(new Error(message))
		}

		// 如果请求为oauth2错误码则首次报错时提示
		if (status > 2000 && !validatenull(res.data.error_description)) {
			if (!isErrorShown) {
				isErrorShown = true
				showToast(message);
			}
			return Promise.reject(new Error(message))
		}
		// 如果请求为非200则默认统一处理
		if (status !== 200) {
			// ElMessage({
			// 	message: message,
			// 	type: status === -2 ? 'warning' : 'error',
			// })
			showToast(message)
			return Promise.reject(new Error(message))
		}
		return res
	},
	error => {
		// NProgress.done()
		return Promise.reject(new Error(error))
	}
)
window._request = axios
export default axios