From 2e71b9d8268d15e2bfe15fde00e40fabf5bc0243 Mon Sep 17 00:00:00 2001
From: "sheche@microsoft.com" <sheche@microsoft.com>
Date: Sun, 2 Jun 2019 16:27:49 +0800
Subject: [PATCH] feat: Refresh the explorer after submitting

---
 src/commands/submit.ts                   |  4 ++++
 src/explorer/LeetCodeTreeDataProvider.ts | 13 ++++++++-----
 src/extension.ts                         |  4 ++--
 3 files changed, 14 insertions(+), 7 deletions(-)

diff --git a/src/commands/submit.ts b/src/commands/submit.ts
index f6e2d989..26660029 100644
--- a/src/commands/submit.ts
+++ b/src/commands/submit.ts
@@ -2,6 +2,7 @@
 // Licensed under the MIT license.
 
 import * as vscode from "vscode";
+import { leetCodeTreeDataProvider } from "../explorer/LeetCodeTreeDataProvider";
 import { leetCodeExecutor } from "../leetCodeExecutor";
 import { leetCodeManager } from "../leetCodeManager";
 import { DialogType, promptForOpenOutputChannel, promptForSignIn } from "../utils/uiUtils";
@@ -24,5 +25,8 @@ export async function submitSolution(uri?: vscode.Uri): Promise<void> {
         leetCodeSubmissionProvider.show(result);
     } catch (error) {
         await promptForOpenOutputChannel("Failed to submit the solution. Please open the output channel for details.", DialogType.error);
+        return;
     }
+
+    leetCodeTreeDataProvider.refresh();
 }
diff --git a/src/explorer/LeetCodeTreeDataProvider.ts b/src/explorer/LeetCodeTreeDataProvider.ts
index a4339614..ac115424 100644
--- a/src/explorer/LeetCodeTreeDataProvider.ts
+++ b/src/explorer/LeetCodeTreeDataProvider.ts
@@ -11,11 +11,15 @@ import { LeetCodeNode } from "./LeetCodeNode";
 
 export class LeetCodeTreeDataProvider implements vscode.TreeDataProvider<LeetCodeNode> {
 
-    private onDidChangeTreeDataEvent: vscode.EventEmitter<any> = new vscode.EventEmitter<any>();
+    private context: vscode.ExtensionContext;
+
+    private onDidChangeTreeDataEvent: vscode.EventEmitter<LeetCodeNode | undefined | null> = new vscode.EventEmitter<LeetCodeNode | undefined | null>();
     // tslint:disable-next-line:member-ordering
     public readonly onDidChangeTreeData: vscode.Event<any> = this.onDidChangeTreeDataEvent.event;
 
-    constructor(private context: vscode.ExtensionContext) { }
+    public initialize(context: vscode.ExtensionContext): void {
+        this.context = context;
+    }
 
     public async refresh(): Promise<void> {
         await explorerNodeManager.refreshCache();
@@ -26,7 +30,6 @@ export class LeetCodeTreeDataProvider implements vscode.TreeDataProvider<LeetCod
         if (element.id === "notSignIn") {
             return {
                 label: element.name,
-                id: element.id,
                 collapsibleState: vscode.TreeItemCollapsibleState.None,
                 command: {
                     command: "leetcode.signin",
@@ -35,11 +38,9 @@ export class LeetCodeTreeDataProvider implements vscode.TreeDataProvider<LeetCod
             };
         }
 
-        const idPrefix: number = Date.now();
         return {
             label: element.isProblem ? `[${element.id}] ${element.name}` : element.name,
             tooltip: this.getSubCategoryTooltip(element),
-            id: `${idPrefix}.${element.id}`,
             collapsibleState: element.isProblem ? vscode.TreeItemCollapsibleState.None : vscode.TreeItemCollapsibleState.Collapsed,
             contextValue: element.isProblem ? "problem" : element.id.toLowerCase(),
             iconPath: this.parseIconPathFromProblemState(element),
@@ -128,3 +129,5 @@ export class LeetCodeTreeDataProvider implements vscode.TreeDataProvider<LeetCod
         ].join(os.EOL);
     }
 }
+
+export const leetCodeTreeDataProvider: LeetCodeTreeDataProvider = new LeetCodeTreeDataProvider();
diff --git a/src/extension.ts b/src/extension.ts
index 978d90ae..a2467c8d 100644
--- a/src/extension.ts
+++ b/src/extension.ts
@@ -12,7 +12,7 @@ import * as submit from "./commands/submit";
 import * as test from "./commands/test";
 import { explorerNodeManager } from "./explorer/explorerNodeManager";
 import { LeetCodeNode } from "./explorer/LeetCodeNode";
-import { LeetCodeTreeDataProvider } from "./explorer/LeetCodeTreeDataProvider";
+import { leetCodeTreeDataProvider } from "./explorer/LeetCodeTreeDataProvider";
 import { leetCodeChannel } from "./leetCodeChannel";
 import { leetCodeExecutor } from "./leetCodeExecutor";
 import { leetCodeManager } from "./leetCodeManager";
@@ -34,7 +34,7 @@ export async function activate(context: vscode.ExtensionContext): Promise<void>
             leetCodeTreeDataProvider.refresh();
         });
 
-        const leetCodeTreeDataProvider: LeetCodeTreeDataProvider = new LeetCodeTreeDataProvider(context);
+        leetCodeTreeDataProvider.initialize(context);
 
         context.subscriptions.push(
             leetCodeStatusBarController,

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