314 lines
9.1 KiB
JavaScript
314 lines
9.1 KiB
JavaScript
/**
|
||
* @author Ankkaya
|
||
* @description api 模块管理，loading 配置，请求拦截，错误处理
|
||
*/
|
||
|
||
import Request from "luch-request";
|
||
import { baseUrl, apiPath } from "@/peach/config";
|
||
import $store from "@/peach/store";
|
||
import $platform from "@/peach/platform";
|
||
import { showAuthModal } from "@/peach/hooks/useModal";
|
||
import AuthUtil from "@/peach/api/member/auth";
|
||
|
||
const options = {
|
||
// 显示操作成功消息 默认不显示
|
||
showSuccess: false,
|
||
// 成功提醒 默认使用后端返回值
|
||
successMsg: "",
|
||
// 显示失败消息 默认显示
|
||
showError: true,
|
||
// 失败提醒 默认使用后端返回信息
|
||
errorMsg: "",
|
||
// 显示请求时loading模态框 默认显示
|
||
showLoading: true,
|
||
// loading提醒文字
|
||
loadingMsg: "加载中",
|
||
// 需要授权才能请求 默认放开
|
||
auth: false,
|
||
// ...
|
||
};
|
||
|
||
// Loading全局实例
|
||
let LoadingInstance = {
|
||
target: null,
|
||
count: 0,
|
||
};
|
||
|
||
/**
|
||
* 关闭loading
|
||
*/
|
||
function closeLoading() {
|
||
if (LoadingInstance.count > 0) LoadingInstance.count--;
|
||
if (LoadingInstance.count === 0) uni.hideLoading();
|
||
}
|
||
|
||
/**
|
||
* Request 基础配置
|
||
*/
|
||
|
||
console.log($platform);
|
||
console.log($store);
|
||
|
||
const http = new Request({
|
||
baseURL: baseUrl + apiPath,
|
||
timeout: 8000,
|
||
method: "GET",
|
||
header: {
|
||
Accept: "text/json",
|
||
"Content-Type": "application/json;charset=UTF-8",
|
||
platform: $platform.name,
|
||
},
|
||
// #ifdef APP-PLUS
|
||
sslVerify: false,
|
||
// #endif
|
||
// #ifdef H5
|
||
// 跨域请求时是否携带凭证（cookies）仅H5支持（HBuilderX 2.6.15+）
|
||
withCredentials: false,
|
||
// #endif
|
||
custom: options,
|
||
});
|
||
|
||
/**
|
||
* @description 请求拦截器
|
||
*/
|
||
http.interceptors.request.use(
|
||
(config) => {
|
||
// 自定义处理【auth 授权】：必须登录的接口，则跳出 AuthModal 登录弹窗
|
||
if (config.custom.auth && !$store("user").isLogin) {
|
||
showAuthModal();
|
||
return Promise.reject();
|
||
}
|
||
|
||
// 自定义处理【loading 加载中】：如果需要显示 loading，则显示 loading
|
||
if (config.custom.showLoading) {
|
||
LoadingInstance.count++;
|
||
LoadingInstance.count === 1 &&
|
||
uni.showLoading({
|
||
title: config.custom.loadingMsg,
|
||
mask: true,
|
||
fail: () => {
|
||
uni.hideLoading();
|
||
},
|
||
});
|
||
}
|
||
|
||
// 增加 token 令牌、terminal 终端、tenant 租户的请求头
|
||
const token = getAccessToken();
|
||
if (token) {
|
||
config.header["Authorization"] = token;
|
||
}
|
||
config.header["Accept"] = "*/*";
|
||
return config;
|
||
},
|
||
(error) => {
|
||
return Promise.reject(error);
|
||
}
|
||
);
|
||
|
||
/**
|
||
* @description 响应拦截器
|
||
*/
|
||
http.interceptors.response.use(
|
||
(response) => {
|
||
console.log("response", response);
|
||
// 约定：如果是 /auth/ 下的 URL 地址，并且返回了 accessToken 说明是登录相关的接口，则自动设置登陆令牌
|
||
if (
|
||
response.config.url.indexOf("/member/auth/") >= 0 &&
|
||
response.data?.data?.accessToken
|
||
) {
|
||
$store("user").setToken(
|
||
response.data.data.accessToken,
|
||
response.data.data.refreshToken
|
||
);
|
||
}
|
||
|
||
// 自定处理【loading 加载中】：如果需要显示 loading，则关闭 loading
|
||
response.config.custom.showLoading && closeLoading();
|
||
|
||
// 自定义处理【error 错误提示】：如果需要显示错误提示，则显示错误提示
|
||
if (response.data.code !== 0) {
|
||
// 特殊：如果 401 错误码，则跳转到登录页 or 刷新令牌
|
||
if (response.data.code === 401) {
|
||
return refreshToken(response.config);
|
||
}
|
||
|
||
// 错误提示
|
||
if (response.config.custom.showError) {
|
||
uni.showToast({
|
||
title: response.data.msg || "服务器开小差啦,请稍后再试~",
|
||
icon: "none",
|
||
mask: true,
|
||
});
|
||
return Promise.reject(false);
|
||
}
|
||
}
|
||
|
||
// 自定义处理【showSuccess 成功提示】：如果需要显示成功提示，则显示成功提示
|
||
if (
|
||
response.config.custom.showSuccess &&
|
||
response.config.custom.successMsg !== "" &&
|
||
response.data.code === 0
|
||
) {
|
||
uni.showToast({
|
||
title: response.config.custom.successMsg,
|
||
icon: "none",
|
||
});
|
||
}
|
||
|
||
// 返回结果：包括 code + data + msg
|
||
return Promise.resolve(response.data);
|
||
},
|
||
(error) => {
|
||
console.log("error", error);
|
||
const userStore = $store("user");
|
||
const isLogin = userStore.isLogin;
|
||
let errorMessage = "网络请求出错";
|
||
if (error !== undefined) {
|
||
switch (error.statusCode) {
|
||
case 400:
|
||
errorMessage = "请求错误";
|
||
break;
|
||
case 401:
|
||
errorMessage = isLogin ? "您的登陆已过期" : "请先登录";
|
||
// 正常情况下，后端不会返回 401 错误，所以这里不处理 handleAuthorized
|
||
break;
|
||
case 403:
|
||
errorMessage = "拒绝访问";
|
||
break;
|
||
case 404:
|
||
errorMessage = "请求出错";
|
||
break;
|
||
case 408:
|
||
errorMessage = "请求超时";
|
||
break;
|
||
case 429:
|
||
errorMessage = "请求频繁, 请稍后再访问";
|
||
break;
|
||
case 500:
|
||
errorMessage = "服务器开小差啦,请稍后再试~";
|
||
break;
|
||
case 501:
|
||
errorMessage = "服务未实现";
|
||
break;
|
||
case 502:
|
||
errorMessage = "网络错误";
|
||
break;
|
||
case 503:
|
||
errorMessage = "服务不可用";
|
||
break;
|
||
case 504:
|
||
errorMessage = "网络超时";
|
||
break;
|
||
case 505:
|
||
errorMessage = "HTTP 版本不受支持";
|
||
break;
|
||
}
|
||
if (error.errMsg.includes("timeout")) errorMessage = "请求超时";
|
||
// #ifdef H5
|
||
if (error.errMsg.includes("Network"))
|
||
errorMessage = window.navigator.onLine
|
||
? "服务器异常"
|
||
: "请检查您的网络连接";
|
||
// #endif
|
||
}
|
||
|
||
if (error && error.config) {
|
||
if (error.config.custom.showError === true) {
|
||
uni.showToast({
|
||
title: error.data?.msg || errorMessage,
|
||
icon: "none",
|
||
mask: true,
|
||
});
|
||
}
|
||
error.config.custom.showLoading && closeLoading();
|
||
}
|
||
|
||
return Promise.reject(false);
|
||
}
|
||
);
|
||
|
||
// Axios 无感知刷新令牌，参考 https://www.dashingdog.cn/article/11 与 https://segmentfault.com/a/1190000020210980 实现
|
||
let requestList = []; // 请求队列
|
||
let isRefreshToken = false; // 是否正在刷新中
|
||
const refreshToken = async (config) => {
|
||
// 如果当前已经是 refresh-token 的 URL 地址，并且还是 401 错误，说明是刷新令牌失败了，直接返回 Promise.reject(error)
|
||
if (config.url.indexOf("/member/auth/refresh-token") >= 0) {
|
||
return Promise.reject("error");
|
||
}
|
||
|
||
// 如果未认证，并且未进行刷新令牌，说明可能是访问令牌过期了
|
||
if (!isRefreshToken) {
|
||
isRefreshToken = true;
|
||
// 1. 如果获取不到刷新令牌，则只能执行登出操作
|
||
const refreshToken = getRefreshToken();
|
||
if (!refreshToken) {
|
||
return handleAuthorized();
|
||
}
|
||
// 2. 进行刷新访问令牌
|
||
try {
|
||
const refreshTokenResult = await AuthUtil.refreshToken(refreshToken);
|
||
if (refreshTokenResult.code !== 0) {
|
||
// 如果刷新不成功，直接抛出 e 触发 2.2 的逻辑
|
||
// noinspection ExceptionCaughtLocallyJS
|
||
throw new Error("刷新令牌失败");
|
||
}
|
||
// 2.1 刷新成功，则回放队列的请求 + 当前请求
|
||
config.header.Authorization = "Bearer " + getAccessToken();
|
||
requestList.forEach((cb) => {
|
||
cb();
|
||
});
|
||
requestList = [];
|
||
return request(config);
|
||
} catch (e) {
|
||
// 为什么需要 catch 异常呢？刷新失败时，请求因为 Promise.reject 触发异常。
|
||
// 2.2 刷新失败，只回放队列的请求
|
||
requestList.forEach((cb) => {
|
||
cb();
|
||
});
|
||
// 提示是否要登出。即不回放当前请求！不然会形成递归
|
||
return handleAuthorized();
|
||
} finally {
|
||
requestList = [];
|
||
isRefreshToken = false;
|
||
}
|
||
} else {
|
||
// 添加到队列，等待刷新获取到新的令牌
|
||
return new Promise((resolve) => {
|
||
requestList.push(() => {
|
||
config.header.Authorization = "Bearer " + getAccessToken(); // 让每个请求携带自定义token 请根据实际情况自行修改
|
||
resolve(request(config));
|
||
});
|
||
});
|
||
}
|
||
};
|
||
|
||
/**
|
||
* 处理 401 未登录的错误
|
||
*/
|
||
const handleAuthorized = () => {
|
||
const userStore = $store("user");
|
||
userStore.logout(true);
|
||
showAuthModal();
|
||
// 登录超时
|
||
return Promise.reject({
|
||
code: 401,
|
||
msg: userStore.isLogin ? "您的登陆已过期" : "请先登录",
|
||
});
|
||
};
|
||
|
||
/** 获得访问令牌 */
|
||
const getAccessToken = () => {
|
||
return uni.getStorageSync("token");
|
||
};
|
||
|
||
/** 获得刷新令牌 */
|
||
const getRefreshToken = () => {
|
||
return uni.getStorageSync("refresh-token");
|
||
};
|
||
|
||
const request = (config) => {
|
||
return http.middleware(config);
|
||
};
|
||
|
||
export default request;
|