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Commit781feb2

Browse files
Vigilansjdneo
authored andcommitted
Extract leetcode webview base class & add md settings listener (LeetCode-OpenSource#270)
1 parentecac298 commit781feb2

9 files changed

+226
-192
lines changed

‎src/commands/submit.ts

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -6,7 +6,7 @@ import { leetCodeExecutor } from "../leetCodeExecutor";
66
import{leetCodeManager}from"../leetCodeManager";
77
import{DialogType,promptForOpenOutputChannel,promptForSignIn}from"../utils/uiUtils";
88
import{getActiveFilePath}from"../utils/workspaceUtils";
9-
import{leetCodeResultProvider}from"../webview/leetCodeResultProvider";
9+
import{leetCodeSubmissionProvider}from"../webview/leetCodeSubmissionProvider";
1010

1111
exportasyncfunctionsubmitSolution(uri?:vscode.Uri):Promise<void>{
1212
if(!leetCodeManager.getUser()){
@@ -21,7 +21,7 @@ export async function submitSolution(uri?: vscode.Uri): Promise<void> {
2121

2222
try{
2323
constresult:string=awaitleetCodeExecutor.submitSolution(filePath);
24-
awaitleetCodeResultProvider.show(result);
24+
awaitleetCodeSubmissionProvider.show(result);
2525
}catch(error){
2626
awaitpromptForOpenOutputChannel("Failed to submit the solution. Please open the output channel for details.",DialogType.error);
2727
}

‎src/commands/test.ts

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -10,7 +10,7 @@ import { isWindows, usingCmd } from "../utils/osUtils";
1010
import{DialogType,promptForOpenOutputChannel,showFileSelectDialog}from"../utils/uiUtils";
1111
import{getActiveFilePath}from"../utils/workspaceUtils";
1212
import*aswslfrom"../utils/wslUtils";
13-
import{leetCodeResultProvider}from"../webview/leetCodeResultProvider";
13+
import{leetCodeSubmissionProvider}from"../webview/leetCodeSubmissionProvider";
1414

1515
exportasyncfunctiontestSolution(uri?:vscode.Uri):Promise<void>{
1616
try{
@@ -81,7 +81,7 @@ export async function testSolution(uri?: vscode.Uri): Promise<void> {
8181
if(!result){
8282
return;
8383
}
84-
awaitleetCodeResultProvider.show(result);
84+
awaitleetCodeSubmissionProvider.show(result);
8585
}catch(error){
8686
awaitpromptForOpenOutputChannel("Failed to test the solution. Please open the output channel for details.",DialogType.error);
8787
}

‎src/extension.ts

Lines changed: 4 additions & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -18,8 +18,9 @@ import { leetCodeManager } from "./leetCodeManager";
1818
import{leetCodeStatusBarController}from"./statusbar/leetCodeStatusBarController";
1919
import{DialogType,promptForOpenOutputChannel}from"./utils/uiUtils";
2020
import{leetCodePreviewProvider}from"./webview/leetCodePreviewProvider";
21-
import{leetCodeResultProvider}from"./webview/leetCodeResultProvider";
2221
import{leetCodeSolutionProvider}from"./webview/leetCodeSolutionProvider";
22+
import{leetCodeSubmissionProvider}from"./webview/leetCodeSubmissionProvider";
23+
import{markdownEngine}from"./webview/markdownEngine";
2324

2425
exportasyncfunctionactivate(context:vscode.ExtensionContext):Promise<void>{
2526
try{
@@ -33,17 +34,15 @@ export async function activate(context: vscode.ExtensionContext): Promise<void>
3334
});
3435

3536
constleetCodeTreeDataProvider:LeetCodeTreeDataProvider=newLeetCodeTreeDataProvider(context);
36-
leetCodePreviewProvider.initialize(context);
37-
leetCodeResultProvider.initialize(context);
38-
leetCodeSolutionProvider.initialize(context);
3937

4038
context.subscriptions.push(
4139
leetCodeStatusBarController,
4240
leetCodeChannel,
4341
leetCodePreviewProvider,
44-
leetCodeResultProvider,
42+
leetCodeSubmissionProvider,
4543
leetCodeSolutionProvider,
4644
leetCodeExecutor,
45+
markdownEngine,
4746
vscode.window.createTreeView("leetCodeExplorer",{treeDataProvider:leetCodeTreeDataProvider,showCollapseAll:true}),
4847
vscode.languages.registerCodeLensProvider({scheme:"file"},codeLensProvider),
4948
vscode.commands.registerCommand("leetcode.deleteCache",()=>cache.deleteCache()),

‎src/webview/LeetCodeWebview.ts

Lines changed: 64 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,64 @@
1+
// Copyright (c) jdneo. All rights reserved.
2+
// Licensed under the MIT license.
3+
4+
import{ConfigurationChangeEvent,Disposable,ViewColumn,WebviewPanel,window,workspace}from"vscode";
5+
import{markdownEngine}from"./markdownEngine";
6+
7+
exportabstractclassLeetCodeWebviewimplementsDisposable{
8+
9+
protectedpanel:WebviewPanel|undefined;
10+
privatelisteners:Disposable[]=[];
11+
12+
publicdispose():void{
13+
if(this.panel){
14+
this.panel.dispose();
15+
}
16+
}
17+
18+
protectedshowWebviewInternal():void{
19+
const{ viewType, title, viewColumn, preserveFocus}=this.getWebviewOption();
20+
if(!this.panel){
21+
this.panel=window.createWebviewPanel(viewType,title,{ viewColumn, preserveFocus},{
22+
enableScripts:true,
23+
enableCommandUris:true,
24+
enableFindWidget:true,
25+
retainContextWhenHidden:true,
26+
localResourceRoots:markdownEngine.localResourceRoots,
27+
});
28+
this.panel.onDidDispose(this.onDidDisposeWebview,this,this.listeners);
29+
this.panel.webview.onDidReceiveMessage(this.onDidReceiveMessage,this,this.listeners);
30+
workspace.onDidChangeConfiguration(this.onDidChangeConfiguration,this,this.listeners);
31+
}else{
32+
this.panel.title=title;
33+
this.panel.reveal(viewColumn,preserveFocus);
34+
}
35+
this.panel.webview.html=this.getWebviewContent();
36+
}
37+
38+
protectedonDidDisposeWebview():void{
39+
this.panel=undefined;
40+
for(constlistenerofthis.listeners){
41+
listener.dispose();
42+
}
43+
this.listeners=[];
44+
}
45+
46+
protectedasynconDidChangeConfiguration(event:ConfigurationChangeEvent):Promise<void>{
47+
if(this.panel&&event.affectsConfiguration("markdown")){
48+
this.panel.webview.html=this.getWebviewContent();
49+
}
50+
}
51+
52+
protectedasynconDidReceiveMessage(_message:any):Promise<void>{/* no special rule */}
53+
54+
protectedabstractgetWebviewOption():ILeetCodeWebviewOption;
55+
56+
protectedabstractgetWebviewContent():string;
57+
}
58+
59+
exportinterfaceILeetCodeWebviewOption{
60+
viewType:string;
61+
title:string;
62+
viewColumn:ViewColumn;
63+
preserveFocus?:boolean;
64+
}

‎src/webview/leetCodePreviewProvider.ts

Lines changed: 69 additions & 84 deletions
Original file line numberDiff line numberDiff line change
@@ -1,93 +1,39 @@
11
// Copyright (c) jdneo. All rights reserved.
22
// Licensed under the MIT license.
33

4-
import{commands,Disposable,ExtensionContext,ViewColumn,WebviewPanel,window}from"vscode";
4+
import{commands,ViewColumn}from"vscode";
55
import{leetCodeExecutor}from"../leetCodeExecutor";
66
import{IProblem}from"../shared";
7+
import{ILeetCodeWebviewOption,LeetCodeWebview}from"./LeetCodeWebview";
78
import{markdownEngine}from"./markdownEngine";
89

9-
classLeetCodePreviewProviderimplementsDisposable{
10+
classLeetCodePreviewProviderextendsLeetCodeWebview{
1011

11-
privatecontext:ExtensionContext;
1212
privatenode:IProblem;
13-
privatepanel:WebviewPanel|undefined;
14-
15-
publicinitialize(context:ExtensionContext):void{
16-
this.context=context;
17-
}
13+
privatedescription:IDescription;
1814

1915
publicasyncshow(node:IProblem):Promise<void>{
20-
// Fetch problem first before creating webview panel
21-
constdescString:string=awaitleetCodeExecutor.getDescription(node);
22-
16+
this.description=this.parseDescription(awaitleetCodeExecutor.getDescription(node),node);
2317
this.node=node;
24-
if(!this.panel){
25-
this.panel=window.createWebviewPanel("leetcode.preview","Preview Problem",ViewColumn.One,{
26-
enableScripts:true,
27-
enableCommandUris:true,
28-
enableFindWidget:true,
29-
retainContextWhenHidden:true,
30-
localResourceRoots:markdownEngine.localResourceRoots,
31-
});
32-
33-
this.panel.webview.onDidReceiveMessage(async(message:IWebViewMessage)=>{
34-
switch(message.command){
35-
case"ShowProblem":{
36-
awaitcommands.executeCommand("leetcode.showProblem",this.node);
37-
break;
38-
}
39-
}
40-
},this,this.context.subscriptions);
41-
42-
this.panel.onDidDispose(()=>{
43-
this.panel=undefined;
44-
},null,this.context.subscriptions);
45-
}
46-
47-
constdescription:IDescription=this.parseDescription(descString,node);
48-
this.panel.webview.html=this.getWebViewContent(description);
49-
this.panel.title=`${node.name}: Preview`;
50-
this.panel.reveal(ViewColumn.One);
18+
this.showWebviewInternal();
5119
}
5220

53-
publicdispose():void{
54-
if(this.panel){
55-
this.panel.dispose();
56-
}
57-
}
58-
59-
privateparseDescription(descString:string,problem:IProblem):IDescription{
60-
const[
61-
/* title */,,
62-
url,,
63-
/* tags */,,
64-
/* langs */,,
65-
category,
66-
difficulty,
67-
likes,
68-
dislikes,
69-
/* accepted */,
70-
/* submissions */,
71-
/* testcase */,,
72-
...body
73-
]=descString.split("\n");
21+
protectedgetWebviewOption():ILeetCodeWebviewOption{
7422
return{
75-
title:problem.name,
76-
url,
77-
tags:problem.tags,
78-
companies:problem.companies,
79-
category:category.slice(2),
80-
difficulty:difficulty.slice(2),
81-
likes:likes.split(": ")[1].trim(),
82-
dislikes:dislikes.split(": ")[1].trim(),
83-
body:body.join("\n").replace(/<pre>\s*([^]+?)\s*<\/pre>/g,"<pre><code>$1</code></pre>"),
23+
viewType:"leetcode.preview",
24+
title:`${this.node.name}: Preview`,
25+
viewColumn:ViewColumn.One,
8426
};
8527
}
8628

87-
privategetWebViewContent(desc:IDescription):string{
88-
constmdStyles:string=markdownEngine.getStyles();
89-
constbuttonStyle:string=`
90-
<style>
29+
protectedgetWebviewContent():string{
30+
constbutton:{element:string,script:string,style:string}={
31+
element:`<button id="solve">Code Now</button>`,
32+
script:`const button = document.getElementById('solve');
33+
button.onclick = () => vscode.postMessage({
34+
command: 'ShowProblem',
35+
});`,
36+
style:`<style>
9137
#solve {
9238
position: fixed;
9339
bottom: 1rem;
@@ -104,9 +50,9 @@ class LeetCodePreviewProvider implements Disposable {
10450
#solve:active {
10551
border: 0;
10652
}
107-
</style>
108-
`;
109-
const{ title, url, category, difficulty, likes, dislikes, body}=desc;
53+
</style>`,
54+
};
55+
const{ title, url, category, difficulty, likes, dislikes, body}=this.description;
11056
consthead:string=markdownEngine.render(`# [${title}](${url})`);
11157
constinfo:string=markdownEngine.render([
11258
`| Category | Difficulty | Likes | Dislikes |`,
@@ -117,7 +63,7 @@ class LeetCodePreviewProvider implements Disposable {
11763
`<details>`,
11864
`<summary><strong>Tags</strong></summary>`,
11965
markdownEngine.render(
120-
desc.tags
66+
this.description.tags
12167
.map((t:string)=>`[\`${t}\`](https://leetcode.com/tag/${t})`)
12268
.join(" | "),
12369
),
@@ -127,7 +73,7 @@ class LeetCodePreviewProvider implements Disposable {
12773
`<details>`,
12874
`<summary><strong>Companies</strong></summary>`,
12975
markdownEngine.render(
130-
desc.companies
76+
this.description.companies
13177
.map((c:string)=>`\`${c}\``)
13278
.join(" | "),
13379
),
@@ -137,28 +83,67 @@ class LeetCodePreviewProvider implements Disposable {
13783
<!DOCTYPE html>
13884
<html>
13985
<head>
140-
${mdStyles}
141-
${buttonStyle}
86+
${markdownEngine.getStyles()}
87+
${button.style}
14288
</head>
14389
<body>
14490
${head}
14591
${info}
14692
${tags}
14793
${companies}
14894
${body}
149-
<button>Code Now</button>
95+
${button.element}
15096
<script>
15197
const vscode = acquireVsCodeApi();
152-
const button = document.getElementById('solve');
153-
button.onclick = () => vscode.postMessage({
154-
command: 'ShowProblem',
155-
});
98+
${button.script}
15699
</script>
157100
</body>
158101
</html>
159102
`;
160103
}
161104

105+
protectedonDidDisposeWebview():void{
106+
super.onDidDisposeWebview();
107+
deletethis.node;
108+
deletethis.description;
109+
}
110+
111+
protectedasynconDidReceiveMessage(message:IWebViewMessage):Promise<void>{
112+
switch(message.command){
113+
case"ShowProblem":{
114+
awaitcommands.executeCommand("leetcode.showProblem",this.node);
115+
break;
116+
}
117+
}
118+
}
119+
120+
privateparseDescription(descString:string,problem:IProblem):IDescription{
121+
const[
122+
/* title */,,
123+
url,,
124+
/* tags */,,
125+
/* langs */,,
126+
category,
127+
difficulty,
128+
likes,
129+
dislikes,
130+
/* accepted */,
131+
/* submissions */,
132+
/* testcase */,,
133+
...body
134+
]=descString.split("\n");
135+
return{
136+
title:problem.name,
137+
url,
138+
tags:problem.tags,
139+
companies:problem.companies,
140+
category:category.slice(2),
141+
difficulty:difficulty.slice(2),
142+
likes:likes.split(": ")[1].trim(),
143+
dislikes:dislikes.split(": ")[1].trim(),
144+
body:body.join("\n").replace(/<pre>\s*([^]+?)\s*<\/pre>/g,"<pre><code>$1</code></pre>"),
145+
};
146+
}
162147
}
163148

164149
interfaceIDescription{

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