import { eq } from "drizzle-orm";
import type { Database } from "../client.js";
import { usersCurrency } from "../schema/users-currency.js";

export function makeCurrencyRepo(db: Database) {
  return {
    // Returns a map of currency type -> amount for one user.
    forUser: async (userId: number): Promise<Map<number, number>> => {
      const rows = await db
        .select()
        .from(usersCurrency)
        .where(eq(usersCurrency.userId, userId));
      return new Map(rows.map((r) => [r.type, r.amount]));
    },
  };
}