deploy: current vibn theia state

Made-with: Cursor

packages/ai-core/src/browser/frontend-language-model-service.ts

@@ -0,0 +1,67 @@
+// *****************************************************************************
+// Copyright (C) 2025 EclipseSource GmbH.
+//
+// This program and the accompanying materials are made available under the
+// terms of the Eclipse Public License v. 2.0 which is available at
+// http://www.eclipse.org/legal/epl-2.0.
+//
+// This Source Code may also be made available under the following Secondary
+// Licenses when the conditions for such availability set forth in the Eclipse
+// Public License v. 2.0 are satisfied: GNU General Public License, version 2
+// with the GNU Classpath Exception which is available at
+// https://www.gnu.org/software/classpath/license.html.
+//
+// SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-only WITH Classpath-exception-2.0
+// *****************************************************************************
+
+import { PreferenceService } from '@theia/core/lib/common';
+import { inject, injectable } from '@theia/core/shared/inversify';
+import { Prioritizeable } from '@theia/core/lib/common/prioritizeable';
+import { LanguageModel, LanguageModelResponse, UserRequest } from '../common';
+import { LanguageModelServiceImpl } from '../common/language-model-service';
+import { PREFERENCE_NAME_REQUEST_SETTINGS, RequestSetting, getRequestSettingSpecificity } from '../common/ai-core-preferences';
+
+@injectable()
+export class FrontendLanguageModelServiceImpl extends LanguageModelServiceImpl {
+
+    @inject(PreferenceService)
+    protected preferenceService: PreferenceService;
+
+    override async sendRequest(
+        languageModel: LanguageModel,
+        languageModelRequest: UserRequest
+    ): Promise<LanguageModelResponse> {
+        const requestSettings = this.preferenceService.get<RequestSetting[]>(PREFERENCE_NAME_REQUEST_SETTINGS, []);
+
+        const ids = languageModel.id.split('/');
+        const matchingSetting = mergeRequestSettings(requestSettings, ids[1], ids[0], languageModelRequest.agentId);
+        if (matchingSetting?.requestSettings) {
+            // Merge the settings, with user request taking precedence
+            languageModelRequest.settings = {
+                ...matchingSetting.requestSettings,
+                ...languageModelRequest.settings
+            };
+        }
+        if (matchingSetting?.clientSettings) {
+            // Merge the clientSettings, with user request taking precedence
+            languageModelRequest.clientSettings = {
+                ...matchingSetting.clientSettings,
+                ...languageModelRequest.clientSettings
+            };
+        }
+
+        return super.sendRequest(languageModel, languageModelRequest);
+    }
+}
+
+export const mergeRequestSettings = (requestSettings: RequestSetting[], modelId: string, providerId: string, agentId?: string): RequestSetting => {
+    const prioritizedSettings = Prioritizeable.prioritizeAllSync(requestSettings,
+        setting => getRequestSettingSpecificity(setting, {
+            modelId,
+            providerId,
+            agentId
+        }));
+    // merge all settings from lowest to highest, identical priorities will be overwritten by the following
+    const matchingSetting = prioritizedSettings.reduceRight((acc, cur) => ({ ...acc, ...cur.value }), {} as RequestSetting);
+    return matchingSetting;
+};