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import { and, eq, isNull, sql } from "drizzle-orm";
import { db } from "../db/index.js";
import { decks } from "../db/schema.js";
import type { Deck, DeckRepository } from "./types.js";
export const deckRepository: DeckRepository = {
async findByUserId(userId: string): Promise<Deck[]> {
const result = await db
.select()
.from(decks)
.where(and(eq(decks.userId, userId), isNull(decks.deletedAt)));
return result;
},
async findById(id: string, userId: string): Promise<Deck | undefined> {
const result = await db
.select()
.from(decks)
.where(
and(
eq(decks.id, id),
eq(decks.userId, userId),
isNull(decks.deletedAt),
),
);
return result[0];
},
async create(data: {
userId: string;
name: string;
description?: string | null;
newCardsPerDay?: number;
}): Promise<Deck> {
const [deck] = await db
.insert(decks)
.values({
userId: data.userId,
name: data.name,
description: data.description ?? null,
newCardsPerDay: data.newCardsPerDay ?? 20,
})
.returning();
if (!deck) {
throw new Error("Failed to create deck");
}
return deck;
},
async update(
id: string,
userId: string,
data: {
name?: string;
description?: string | null;
newCardsPerDay?: number;
},
): Promise<Deck | undefined> {
const result = await db
.update(decks)
.set({
...data,
updatedAt: new Date(),
syncVersion: sql`${decks.syncVersion} + 1`,
})
.where(
and(
eq(decks.id, id),
eq(decks.userId, userId),
isNull(decks.deletedAt),
),
)
.returning();
return result[0];
},
async softDelete(id: string, userId: string): Promise<boolean> {
const result = await db
.update(decks)
.set({
deletedAt: new Date(),
updatedAt: new Date(),
syncVersion: sql`${decks.syncVersion} + 1`,
})
.where(
and(
eq(decks.id, id),
eq(decks.userId, userId),
isNull(decks.deletedAt),
),
)
.returning({ id: decks.id });
return result.length > 0;
},
};
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