deploy: current vibn theia state

Made-with: Cursor

packages/ai-ide/src/browser/task-background-summary-variable.ts

@@ -0,0 +1,79 @@
+// *****************************************************************************
+// Copyright (C) 2025 EclipseSource GmbH and others.
+//
+// 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 { MaybePromise, nls } from '@theia/core';
+import { injectable } from '@theia/core/shared/inversify';
+import {
+    AIVariable,
+    ResolvedAIVariable,
+    AIVariableContribution,
+    AIVariableService,
+    AIVariableResolutionRequest,
+    AIVariableContext,
+    AIVariableResolverWithVariableDependencies,
+    AIVariableArg
+} from '@theia/ai-core';
+import { ChatSessionContext } from '@theia/ai-chat';
+import { TASK_CONTEXT_VARIABLE } from '@theia/ai-chat/lib/browser/task-context-variable';
+import { TASK_CONTEXT_SUMMARY_VARIABLE_ID } from '../common/context-variables';
+
+export const TASK_CONTEXT_SUMMARY_VARIABLE: AIVariable = {
+    id: TASK_CONTEXT_SUMMARY_VARIABLE_ID,
+    description: nls.localize('theia/ai/core/taskContextSummary/description', 'Resolves all task context items present in the session context.'),
+    name: TASK_CONTEXT_SUMMARY_VARIABLE_ID,
+};
+
+@injectable()
+/**
+ * @class provides a summary of all TaskContextVariables in the context of a given session. Oriented towards use in prompts.
+ */
+export class TaskContextSummaryVariableContribution implements AIVariableContribution, AIVariableResolverWithVariableDependencies {
+    registerVariables(service: AIVariableService): void {
+        service.registerResolver(TASK_CONTEXT_SUMMARY_VARIABLE, this);
+    }
+
+    canResolve(request: AIVariableResolutionRequest, context: AIVariableContext): MaybePromise<number> {
+        return request.variable.name === TASK_CONTEXT_SUMMARY_VARIABLE.name ? 50 : 0;
+    }
+
+    async resolve(
+        request: AIVariableResolutionRequest,
+        context: AIVariableContext,
+        resolveDependency?: (variable: AIVariableArg) => Promise<ResolvedAIVariable | undefined>
+    ): Promise<ResolvedAIVariable | undefined> {
+        if (!resolveDependency || !ChatSessionContext.is(context) || request.variable.name !== TASK_CONTEXT_SUMMARY_VARIABLE.name) { return undefined; }
+        const allSummaryRequests = context.model.context.getVariables().filter(candidate => candidate.variable.id === TASK_CONTEXT_VARIABLE.id);
+        if (!allSummaryRequests.length) { return { ...request, value: '' }; }
+        const allSummaries = await Promise.all(allSummaryRequests.map(summaryRequest => resolveDependency(summaryRequest).then(resolved => resolved?.value)));
+        const value = `# Current Task Context
+
+The following task context defines the task you are expected to work on. It was explicitly provided by the user and represents your primary objective.
+This context is authoritative: follow it unless you identify issues (e.g., outdated assumptions, technical conflicts, or unclear steps).
+The task context may contain errors or outdated assumptions. You are expected to identify and report these, not blindly execute incorrect instructions.
+Note: This context is a snapshot from the start of the conversation and will not update during this run.
+When deviating from the plan:
+- Explain the deviation and your reasoning before proceeding
+- Summarize all deviations at the end of your response, and suggest updates to the task context if the plan needs revision
+
+---
+
+${allSummaries.map((content, index) => `## Task ${index + 1}\n\n${content}`).join('\n\n')}`;
+        return {
+            ...request,
+            value
+        };
+    }
+}