Exclude a couple more file schemes from chat attachments (microsoft#264236)

Doesn't seem like we can hide them from the main "Add Context" picker though unfortunately

Author: roblourens

src/vs/workbench/contrib/chat/browser/contrib/chatInputCompletions.ts

@@ -51,7 +51,7 @@ import { ChatRequestAgentPart, ChatRequestAgentSubcommandPart, ChatRequestSlashP
 import { IChatSlashCommandService } from '../../common/chatSlashCommands.js';
 import { IChatRequestVariableEntry } from '../../common/chatVariableEntries.js';
 import { IDynamicVariable } from '../../common/chatVariables.js';
-import { ChatAgentLocation, ChatModeKind } from '../../common/constants.js';
+import { ChatAgentLocation, ChatModeKind, ChatUnsupportedFileSchemes } from '../../common/constants.js';
 import { ToolSet } from '../../common/languageModelToolsService.js';
 import { IPromptsService } from '../../common/promptSyntax/service/promptsService.js';
 import { ChatSubmitAction } from '../actions/chatExecuteActions.js';
@@ -920,9 +920,8 @@ class BuiltinDynamicCompletions extends Disposable {
 
 		// HISTORY
 		// always take the last N items
-		const ignoredSchemes = new Set([Schemas.vscodeChatEditor, Schemas.walkThrough]);
 		for (const [i, item] of this.historyService.getHistory().entries()) {
-			if (!item.resource || seen.has(item.resource) || ignoredSchemes.has(item.resource.scheme)) {
+			if (!item.resource || seen.has(item.resource) || ChatUnsupportedFileSchemes.has(item.resource.scheme)) {
 				// ignore editors without a resource
 				continue;
 			}

src/vs/workbench/contrib/chat/common/constants.ts

@@ -3,6 +3,8 @@
  *  Licensed under the MIT License. See License.txt in the project root for license information.
  *--------------------------------------------------------------------------------------------*/
 
+import { Schemas } from '../../../../base/common/network.js';
+
 export enum ChatConfiguration {
 	UseFileStorage = 'chat.useFileStorage',
 	AgentEnabled = 'chat.agent.enabled',
@@ -71,3 +73,5 @@ export namespace ChatAgentLocation {
 		return ChatAgentLocation.Panel;
 	}
 }
+
+export const ChatUnsupportedFileSchemes = new Set([Schemas.vscodeChatEditor, Schemas.walkThrough, Schemas.vscodeChatSession, 'ccreq']);

src/vs/workbench/contrib/search/browser/chatContributions.ts

@@ -33,6 +33,7 @@ import * as glob from '../../../../base/common/glob.js';
 import { ResourceSet } from '../../../../base/common/map.js';
 import { SymbolsQuickAccessProvider } from './symbolsQuickAccess.js';
 import { SymbolKinds } from '../../../../editor/common/languages.js';
+import { ChatUnsupportedFileSchemes } from '../../chat/common/constants.js';
 
 export class SearchChatContextContribution extends Disposable implements IWorkbenchContribution {
 
@@ -167,7 +168,10 @@ class FilesAndFoldersPickerPick implements IChatContextPickerItem {
 
 				const defaultItems: IChatContextPickerPickItem[] = [];
 				(await getTopLevelFolders(workspaces, this._fileService)).forEach(uri => defaultItems.push(this._createPickItem(uri, FileKind.FOLDER)));
-				this._historyService.getHistory().filter(a => a.resource).slice(0, 30).forEach(uri => defaultItems.push(this._createPickItem(uri.resource!, FileKind.FILE)));
+				this._historyService.getHistory()
+					.filter(a => a.resource && !ChatUnsupportedFileSchemes.has(a.resource.scheme))
+					.slice(0, 30)
+					.forEach(uri => defaultItems.push(this._createPickItem(uri.resource!, FileKind.FILE)));
 
 				if (value === '') {
 					return defaultItems;