feat: 聊天对话支持使用技能

electron/main/ai/tools/index.ts

@@ -26,6 +26,8 @@ import { isEmbeddingEnabled } from '../rag'
 import { t as i18nT } from '../../i18n'
 import { preprocessMessages, type PreprocessableMessage } from '../preprocessor'
 import { formatMessageCompact } from './utils/format'
+import { getSkillConfig } from '../skills'
+import type { SkillDef } from '../skills/types'
 
 // 导出类型
 export * from './types'
@@ -226,3 +228,65 @@ export function getAllTools(context: ToolContext, allowedTools?: string[]): Agen
 
   return tools.map(translateTool).map((t) => wrapWithPreprocessing(t, context))
 }
+
+/**
+ * 创建 activate_skill 元工具（AI 自选模式专用）
+ * LLM 判断用户问题适合某个技能时调用此工具，获取技能的完整执行指导
+ */
+export function createActivateSkillTool(
+  chatType: 'group' | 'private',
+  allowedTools?: string[],
+  locale: string = 'zh-CN'
+): AgentTool<any> {
+  const isZh = locale.startsWith('zh')
+
+  return {
+    name: 'activate_skill',
+    description: isZh
+      ? '激活一个分析技能，获取该技能的详细执行指导'
+      : 'Activate an analysis skill and get its detailed execution instructions',
+    parameters: {
+      type: 'object',
+      properties: {
+        skill_id: {
+          type: 'string',
+          description: isZh ? '技能 ID' : 'Skill ID',
+        },
+      },
+      required: ['skill_id'],
+    },
+    execute: async (_toolCallId: string, params: { skill_id: string }) => {
+      const skill: SkillDef | null = getSkillConfig(params.skill_id)
+      if (!skill) {
+        return {
+          content: [{ type: 'text' as const, text: isZh ? '技能不存在' : 'Skill not found' }],
+        }
+      }
+
+      if (skill.chatScope !== 'all' && skill.chatScope !== chatType) {
+        const scopeMsg = isZh
+          ? `该技能仅适用于${skill.chatScope === 'group' ? '群聊' : '私聊'}场景`
+          : `This skill is only applicable to ${skill.chatScope === 'group' ? 'group chat' : 'private chat'} scenarios`
+        return { content: [{ type: 'text' as const, text: scopeMsg }] }
+      }
+
+      if (skill.tools.length > 0 && allowedTools && allowedTools.length > 0) {
+        const missing = skill.tools.filter((t) => !allowedTools.includes(t))
+        if (missing.length > 0) {
+          const msg = isZh
+            ? `当前助手缺少该技能所需的工具：${missing.join(', ')}`
+            : `Current assistant lacks tools required by this skill: ${missing.join(', ')}`
+          return { content: [{ type: 'text' as const, text: msg }] }
+        }
+      }
+
+      const actionPrompt = isZh
+        ? '\n\n[System]: 你已成功加载该技能手册。现在，请立即、自动地开始执行步骤1，调用相关的基础数据工具，不要等待用户的进一步确认！'
+        : '\n\n[System]: You have successfully loaded this skill manual. Now, immediately start executing step 1 by calling the relevant data tools. Do not wait for further user confirmation!'
+
+      return {
+        content: [{ type: 'text' as const, text: `${skill.prompt}${actionPrompt}` }],
+      }
+    },
+  }
+}