feat: 修改应用信息界面，对于已安装应用，安装按钮变为打开按钮，并添加卸载按钮

src/App.vue

@@ -633,8 +633,8 @@ const onUninstallSuccess = () => {
   }
 };
 
-const installCompleteCallback = () => {
-  if (currentApp.value) {
+const installCompleteCallback = (pkgname?: string) => {
+  if (currentApp.value && (!pkgname || currentApp.value.pkgname === pkgname)) {
     checkAppInstalled(currentApp.value);
   }
 };

src/components/AppDetailModal.vue

@@ -236,8 +236,10 @@ const activeDownload = computed(() => {
 const { installFeedback } = useInstallFeedback(appPkgname);
 const { isCompleted } = useDownloadItemStatus(appPkgname);
 const installBtnText = computed(() => {
+  if (props.isinstalled) {
+    return "已安装";
+  }
   if (isCompleted.value) {
-    // TODO: 似乎有一个时间差，安装好了之后并不是立马就可以从已安装列表看见
     return "已安装";
   }
   if (installFeedback.value) {

src/global/downloadStatus.ts

@@ -12,7 +12,7 @@ export function removeDownloadItem(pkgname: string) {
   }
 }
 
-export function watchDownloadsChange(cb: () => void) {
+export function watchDownloadsChange(cb: (pkgname: string) => void) {
   const statusById = new Map<number, DownloadItemStatus>();
 
   for (const item of downloads.value) {
@@ -25,7 +25,7 @@ export function watchDownloadsChange(cb: () => void) {
       for (const item of list) {
         const prevStatus = statusById.get(item.id);
         if (item.status === "completed" && prevStatus !== "completed") {
-          cb();
+          cb(item.pkgname);
         }
         statusById.set(item.id, item.status);
       }