feat: 避免打开同一个项目（home、open with vscode）

src/main.ts

@@ -48,9 +48,11 @@ export class DevStarExtension {
                   await this.remoteContainer.firstOpenProject(container_host, container_hostname, container_port, container_username, project_path, this.context)
                 }
               } else if (devstar_username === this.user.getUsernameFromLocal()) {
-                // 如果同用户已经登录，则忽略；
-                // 直接打开项目
-                await this.remoteContainer.firstOpenProject(container_host, container_hostname,container_port, container_username, project_path, this.context)
+                // 如果同用户已经登录，则忽略，直接打开项目
+                // 检查项目是否已经打开
+                if (!this.isSameProject(container_host, this.context)) {
+                  await this.remoteContainer.firstOpenProject(container_host, container_hostname, container_port, container_username, project_path, this.context)
+                }
               } else {
                 // 如果不是同用户，可以选择切换用户，或者不切换登录用户，直接打开容器
                 const selection = await vscode.window.showWarningMessage(`已登录用户：${this.user.getUsernameFromLocal()}，是否切换用户？`,
@@ -101,6 +103,19 @@ export class DevStarExtension {
     this.startDevStarHome();
   }
 
+  isSameProject(project_name: string, context: vscode.ExtensionContext) {
+    // 远程环境且目标项目名称==currentHost，则提示项目已经打开
+    if (vscode.env.remoteName) {
+      const currentHostRecorded = context.globalState.get('currentHost')
+      const currentHost = currentHostRecorded != undefined ? currentHostRecorded : ""
+      if (currentHost == project_name) {
+        vscode.window.showWarningMessage(vscode.l10n.t("Project has been open!"))
+        return true;
+      }
+    }
+    return false;
+  }
+
   async startDevStarHome() {
     vscode.commands.executeCommand('devstar.showHome');
   }