Add emote reactions

src/services/ai/tools.ts

@@ -2,6 +2,7 @@ import type { FunctionDeclaration } from "@google/genai";
 import { config, packageConfig } from "../../config.js";
 import type { AIToolFunction } from "./types.js";
 import { save, state } from "../../store/store.js";
+import { EventType, RelationType } from "matrix-js-sdk";
 
 const tools: FunctionDeclaration[] = [
     {
@@ -27,6 +28,20 @@ const tools: FunctionDeclaration[] = [
             required: ["password"],
         },
     },
+    {
+        name: "sendReaction",
+        description: "Sends an emoji reaction to user's message",
+        parametersJsonSchema: {
+            type: "object",
+            properties: {
+                emoji: {
+                    type: "string",
+                    description: "one emoji to react with (example: 😀)",
+                },
+            },
+            required: ["emoji"],
+        },
+    },
     {
         name: "remember",
         description: "Gets information about this AI bot",
@@ -97,6 +112,28 @@ const toolFunctions: AIToolFunction[] = [
             };
         },
     },
+    {
+        name: "sendReaction",
+        function: async (matrix, args) => {
+            if (args.emoji) {
+                await matrix.client.sendEvent(
+                    matrix.roomId,
+                    EventType.Reaction,
+                    {
+                        "m.relates_to": {
+                            rel_type: RelationType.Annotation,
+                            event_id: matrix.eventId,
+                            key: args.emoji,
+                        },
+                    },
+                );
+            }
+
+            return {
+                message: "success",
+            };
+        },
+    },
     {
         name: "remember",
         function: (_matrix, args) => {

src/services/ai/types.ts

@@ -19,6 +19,7 @@ interface AIToolMatrixData {
     client: MatrixClient;
     roomId: string;
     sender: string;
+    eventId: string;
 }
 
 export {