import Request from "luch-request"
import { router, constant } from "@@/index"
import { userApi } from "../api"
import { isEmpty } from "radash"
import isDevEnv from "./isDevEnv"
import { getAppInfo } from "@@/utils/getAppInfo"
import showVerifyDeviceImpModel from "../components/verifyDeviceImpModel/verifyDeviceImpModel"

const TOKEN_KEY = constant.storageConstant.TOKEN
const USER_INFO_KEY = constant.storageConstant.USERINFO
const SKIP_AUTH_URLS = ["/thirdparty/thirdPartyOAth2", "/sys/auth/refresh-token", "/auth/oauth2/token"]

// 是否正在刷新token
let isRefreshing = false
// 定义一个队列，用于存储失败的请求
let failedQueue: any[] = []
// 存储刷新token的Promise
let refreshTokenPromise: Promise<any> | null = null

// 处理队列中的请求
const processQueue = (error: any, token: any = null) => {
	failedQueue.forEach((prom) => {
		if (error) {
			prom.reject(error)
		} else {
			prom.resolve(token)
		}
	})
	if (!error) {
		failedQueue = []
	}
}

// 读取token并处理Authorization请求头
const getAuthHeader = (tokenStorage: any) => {
	if (isDevEnv()) {
		return tokenStorage?.access_token ? `Bearer ${tokenStorage.access_token}` : null
	}
	return tokenStorage?.accessToken?.tokenValue ? `Bearer ${tokenStorage.accessToken.tokenValue}` : null
}

// 浙政钉登录 登录成功返回true，否则返回false
async function handleZzdLogin(): Promise<boolean> {
	try {
		uni.showLoading({ title: "加载中...", mask: true })
		const token = new URL(window.location.href).searchParams.get("uabaseToken")

		if (!token) {
			uni.showToast({ title: "用户凭证已失效，请重新进入智慧后勤应用", icon: "none", duration: 6000 })
			return false
		}

		const res = await userApi.auth(token)
		if (res?.code == 0) {
			uni.setStorageSync(TOKEN_KEY, res.data)
			const { data: userData } = await userApi.userInfo()
			uni.setStorageSync(USER_INFO_KEY, userData)
			return true
		} else {
			uni.removeStorageSync(TOKEN_KEY)
			uni.removeStorageSync(USER_INFO_KEY)
			if (res.msg == "token已失效") {
				uni.showToast({ title: "用户凭证已失效，请退出并重新进入智慧后勤应用", icon: "none", duration: 6000 })
			} else {
				uni.showToast({ title: res.msg || "登录失败", icon: "none" })
			}
			return false
		}
	} catch (error: any) {
		uni.showToast({ title: error, icon: "none" })
		return false
	} finally {
		uni.hideLoading()
	}
}

// 诗画登录 登录成功返回true，否则返回false
async function handleShLogin(): Promise<boolean> {
	try {
		uni.showLoading({ title: "登录中...", mask: true })

		const userInfo = await (window as any).CP2.getUserInfo()
		if (userInfo.code == 0 || !userInfo.data.accountId || !userInfo.data.sessionId) {
			uni.showToast({ title: "获取诗画用户信息失败", icon: "none" })
			return false
		}

		const { accountId, sessionId } = userInfo.data
		const response = await userApi.authsh({ accountId, sessionId })
		// const response = await userApi.authsh({ accountId: "67e790d6a95d5a7b507e53dd", sessionId: "68215b03a95d5a4899d20cb4" }) // 测试

		if (response.code == 0) {
			uni.setStorageSync(TOKEN_KEY, { accessToken: response.data.accessToken })
			const { data: userData } = await userApi.userInfo()
			uni.setStorageSync(USER_INFO_KEY, userData)
			uni.showToast({ title: "登录成功", icon: "none" })
			return true
		} else {
			uni.removeStorageSync(TOKEN_KEY)
			uni.removeStorageSync(USER_INFO_KEY)
			if (response.msg == "token已失效") {
				uni.showToast({ title: "用户凭证已失效，请退出并重新进入智慧后勤应用", icon: "none", duration: 6000 })
				return false
			}

			// 如果是设备未验证，保存响应数据
			if (response.data == -1) {
				uni.setStorageSync(TOKEN_KEY, { data: -1 })
			}

			uni.showToast({ title: response.msg || "登录失败", icon: "none" })
			return false
		}
	} catch (error) {
		uni.showToast({ title: "登录错误", icon: "none" })
		return false
	} finally {
		uni.hideLoading()
	}
}

// 根据应用环境自动登录 返回登录结果
async function autoLogin(): Promise<boolean> {
	const appInfo = await getAppInfo()

	// 浙政钉环境
	if (appInfo == "zzd") {
		return await handleZzdLogin()
	}
	// 诗画环境
	else if (appInfo == "sh") {
		return await handleShLogin()
	} else {
		uni.showToast({ title: "app环境错误", icon: "none" })
		return false
	}
}

// 统一的token刷新函数
async function refreshToken(): Promise<any> {
	if (refreshTokenPromise) {
		return refreshTokenPromise
	}

	if (!isRefreshing) {
		isRefreshing = true
		refreshTokenPromise = (async () => {
			try {
				const loginResult = await autoLogin()
				if (loginResult) {
					const newTokenStorage = uni.getStorageSync(TOKEN_KEY)
					processQueue(null, newTokenStorage)
					return newTokenStorage
				} else {
					// 检查是否需要设备验证
					const tokenStorage = uni.getStorageSync(TOKEN_KEY)
					if (tokenStorage?.data === -1) {
						// 显示设备验证弹窗
						await showVerifyDeviceImpModel(async () => {
							// 验证完成后重新登录
							const newLoginResult = await autoLogin()
							if (newLoginResult) {
								const newTokenStorage = uni.getStorageSync(TOKEN_KEY)
								processQueue(null, newTokenStorage)
								return newTokenStorage
							} else {
								processQueue(new Error("登录失败"), null)
								throw new Error("登录失败")
							}
						})
					} else {
						processQueue(new Error("登录失败"), null)
						throw new Error("登录失败")
					}
				}
			} catch (error) {
				processQueue(error, null)
				throw error
			} finally {
				isRefreshing = false
				refreshTokenPromise = null
			}
		})()
	}

	return refreshTokenPromise
}

// token过期刷新检查
async function checkAndRefreshToken(tokenStorage: any) {
	const { accessToken } = tokenStorage
	if (!accessToken) return

	const expiresDate = new Date(accessToken.expiresAt).getTime()

	// token已过期，尝试刷新
	if (new Date().getTime() >= expiresDate) {
		return await refreshToken()
	}
}

// 创建请求实例
const http = new Request({
	baseURL: import.meta.env.VITE_API_URL,
	timeout: 15000,
	method: "GET",
	header: {
		Accept: "*/*",
		"Content-Type": "application/json;charset=UTF-8",
	},
	withCredentials: true,
	custom: {
		showSuccess: false, // 成功提醒 默认使用后端返回值
		successMsg: "", // 成功消息
		showError: true, // 显示失败消息 默认显示
		errorMsg: "", // 失败提醒 默认使用后端返回信息
		loadingMsg: "加载中", // loading提醒文字
		auth: false, // 需要授权才能请求 默认放开
	},
})

// 请求拦截器
http.interceptors.request.use(async (config) => {
	// console.log("config", config)

	const tokenStorage = uni.getStorageSync(TOKEN_KEY)
	const config_header: any = config.header || {}

	// 设置租户请求头
	config_header["TENANT-ID"] = "1"
	if (import.meta.env.VITE_IS_TOC === "true") config_header["CLIENT-TOC"] = "Y"

	// 判断是否需要设置认证头
	if (!SKIP_AUTH_URLS.some((url) => config.url?.startsWith(url))) {
		if (!isEmpty(tokenStorage)) {
			// token存在，token过期刷新检查
			const newTokenStorage = await checkAndRefreshToken(tokenStorage)
			if (newTokenStorage) {
				const authHeader = getAuthHeader(newTokenStorage)
				if (authHeader) config_header.Authorization = authHeader
			} else {
				const authHeader = getAuthHeader(tokenStorage)
				if (authHeader) config_header.Authorization = authHeader
			}
		} else {
			// token不存在，使用统一的刷新函数
			const newTokenStorage = await refreshToken()
			if (newTokenStorage) {
				const authHeader = getAuthHeader(newTokenStorage)
				if (authHeader) config_header.Authorization = authHeader
			}
		}
	}

	return config
}, Promise.reject)

// 响应拦截器
http.interceptors.response.use(
	async (response) => {
		// console.log("response", response)

		// 账号密码登录响应结果特殊处理
		if (response.config.url === "/auth/oauth2/token") {
			return Promise.resolve({
				code: 0,
				data: response.data,
				msg: null,
			})
		}

		return Promise.resolve(response.data)
	},
	async (error) => {
		// console.log("error", error)

		// 处理 424 错误(token过期)
		if (error.statusCode === 424) {
			if (isDevEnv()) {
				// 开发环境直接清除token并跳转登录
				uni.removeStorageSync(TOKEN_KEY)
				uni.removeStorageSync(USER_INFO_KEY)
				uni.showToast({ title: "登录已过期，请重新登录", icon: "none" })
				router.jump("/pages/test/login")
			} else {
				try {
					// 使用统一的刷新函数
					const newTokenStorage = await refreshToken()
					if (newTokenStorage) {
						// 重新发起失败的请求
						const config = error.config
						const authHeader = getAuthHeader(newTokenStorage)
						if (authHeader && config.header) config.header.Authorization = authHeader
						return http.request(config)
					}
				} catch (err) {
					// 错误已经在refreshToken中处理
					return Promise.reject(err)
				}
			}
		}

		// 显示错误信息
		if (error?.data?.msg) {
			uni.showToast({ title: error.data.msg, icon: "none", mask: true })
		}
		return Promise.resolve(error.data)
	},
)

// 请求函数
const request = (config: any) => {
	return http.middleware(config)
}

export default request