[Feat] Call Roomote from chat reactions

apps/api/src/handlers/call-roomote-via-emoji.ts

@@ -0,0 +1,36 @@
+import { reactionEmojiMatches } from '@roomote/communication/reaction-emoji';
+import { getAutomationRuntime } from '@roomote/db/server';
+
+export const CALL_ROOMOTE_VIA_EMOJI_PROMPT = 'Act on this';
+
+type CallRoomoteViaEmojiConfiguration = {
+  emoji: string;
+  prompt: string;
+};
+
+export async function getCallRoomoteViaEmojiConfiguration(
+  receivedEmoji: string,
+): Promise<CallRoomoteViaEmojiConfiguration | null> {
+  const automation = await getAutomationRuntime('call_roomote_via_emoji');
+  const emoji =
+    typeof automation.settings.emoji === 'string'
+      ? automation.settings.emoji.trim()
+      : '';
+
+  if (
+    !automation.enabled ||
+    !emoji ||
+    !reactionEmojiMatches(emoji, receivedEmoji)
+  ) {
+    return null;
+  }
+
+  const instructions = automation.instructions?.trim();
+
+  return {
+    emoji,
+    prompt: instructions
+      ? `${CALL_ROOMOTE_VIA_EMOJI_PROMPT}\n\nAdditional instructions:\n${instructions}`
+      : CALL_ROOMOTE_VIA_EMOJI_PROMPT,
+  };
+}