import {
  router,
  publicProcedure,
  createCallerFactory,
} from "../../trpc/server";
import { _db } from "../../database/lowdb";

export const conversations = router({
  fetchAll: publicProcedure.query(async () => {
    return await _db.conversations.findAll();
  }),
  fetchOne: publicProcedure
    .input((x) => x as { id: string })
    .query(async ({ input: { id } }) => {
      return await _db.conversations.findById(id);
    }),
  start: publicProcedure.mutation(async () => {
    const row = {
      id: "",
      title: "New Conversation",
      userId: "1",
    };
    return await _db.conversations.create(row);
  }),
  deleteOne: publicProcedure
    .input((x) => x as { id: string })
    .mutation(async ({ input: { id } }) => {
      await _db.conversations.delete(id);
      return { ok: true };
    }),
  updateTitle: publicProcedure
    .input(
      (x) =>
        x as {
          id: string;
          title: string;
        }
    )
    .mutation(async ({ input: { id, title } }) => {
      await _db.conversations.update(id, { title });
      return { ok: true };
    }),
  fetchMessages: publicProcedure
    .input((x) => x as { conversationId: string })
    .query(async ({ input: { conversationId } }) => {
      return await _db.conversations.fetchMessages(conversationId);
    }),
});

export const createCaller = createCallerFactory(conversations);