feat: 添加前端单点登录

src/router/index.ts

@@ -1,3 +1,4 @@
+import "@/utils/sso";
 import { getConfig } from "@/config";
 import { toRouteType } from "./types";
 import NProgress from "@/utils/progress";

src/store/modules/multiTags.ts

@@ -11,11 +11,11 @@ export const useMultiTagsStore = defineStore({
   state: () => ({
     // 存储标签页信息（路由信息）
     multiTags: storageLocal.getItem<StorageConfigs>("responsive-configure")
-      .multiTagsCache
+      ?.multiTagsCache
       ? storageLocal.getItem<StorageConfigs>("responsive-tags")
       : [...routerArrays],
     multiTagsCache: storageLocal.getItem<StorageConfigs>("responsive-configure")
-      .multiTagsCache
+      ?.multiTagsCache
   }),
   getters: {
     getMultiTagsCache() {

src/utils/auth.ts

@@ -59,8 +59,10 @@ export function setToken(data: DataInfo<Date>) {
     const { username, roles } = data;
     setSessionKey(username, roles);
   } else {
-    const { username, roles } =
-      storageSession.getItem<DataInfo<number>>(sessionKey);
+    const username =
+      storageSession.getItem<DataInfo<number>>(sessionKey)?.username ?? "";
+    const roles =
+      storageSession.getItem<DataInfo<number>>(sessionKey)?.roles ?? [];
     setSessionKey(username, roles);
   }
 }

src/utils/sso.ts

@@ -0,0 +1,59 @@
+import { removeToken, setToken, type DataInfo } from "./auth";
+import { subBefore, getQueryMap } from "@pureadmin/utils";
+
+/**
+ * 简版前端单点登录，根据实际业务自行编写
+ * 划重点：
+ * 判断是否为单点登录，不为则直接返回不再进行任何逻辑处理，下面是单点登录后的逻辑处理
+ * 1.清空本地旧信息；
+ * 2.获取url中的重要参数信息，然后通过 setToken 保存在本地；
+ * 3.删除不需要显示在 url 的参数
+ * 4.使用 window.location.replace 跳转正确页面
+ */
+(function () {
+  // 获取 url 中的参数
+  const params = getQueryMap(location.href) as DataInfo<Date>;
+  const must = ["username", "roles", "accessToken"];
+  const mustLength = must.length;
+  if (Object.keys(params).length !== mustLength) return;
+
+  // url 参数满足 must 里的全部值，才判定为单点登录，避免非单点登录时刷新页面无限循环
+  let sso = [];
+  let start = 0;
+
+  while (start < mustLength) {
+    if (Object.keys(params).includes(must[start]) && sso.length <= mustLength) {
+      sso.push(must[start]);
+    } else {
+      sso = [];
+    }
+    start++;
+  }
+
+  if (sso.length === mustLength) {
+    // 判定为单点登录
+
+    // 清空本地旧信息
+    removeToken();
+
+    // 保存新信息到本地
+    setToken(params);
+
+    // 删除不需要显示在 url 的参数
+    delete params["roles"];
+    delete params["accessToken"];
+
+    const newUrl = `${location.origin}${subBefore(
+      location.hash,
+      "?"
+    )}?${JSON.stringify(params)
+      .replace(/["{}]/g, "")
+      .replace(/:/g, "=")
+      .replace(/,/g, "&")}`;
+
+    // 替换历史记录项
+    window.location.replace(newUrl);
+  } else {
+    return;
+  }
+})();