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import type { DrizzleD1Database } from "drizzle-orm/d1";
import type * as schema from "../db/schema";
import { hoFavorites, rooms, roomTypes } from "../db/schema";
export type FavoriteInput = {
entityType: "pro" | "project" | "room" | "photo";
entityId: string;
};
export class HoFavoritesDal {
constructor(private db: DrizzleD1Database<typeof schema>) {}
async findByUser(userId: string, entityType?: string) {
const conditions = [eq(hoFavorites.userId, userId)];
if (entityType) {
conditions.push(eq(hoFavorites.entityType, entityType as "pro" | "project" | "room" | "photo"));
}
return this.db
.select()
.from(hoFavorites)
.where(and(...conditions))
.orderBy(hoFavorites.createdAt)
.all();
}
async check(userId: string, entityType: string, entityId: string) {
const row = await this.db
.select({ id: hoFavorites.id })
.from(hoFavorites)
.where(
and(
eq(hoFavorites.userId, userId),
eq(hoFavorites.entityType, entityType as "pro" | "project" | "room" | "photo"),
eq(hoFavorites.entityId, entityId),
),
)
.get();
return !!row;
}
async checkBatch(userId: string, entityType: string, entityIds: string[]) {
if (entityIds.length === 0) return new Set<string>();
const rows = await this.db
.select({ entityId: hoFavorites.entityId })
.from(hoFavorites)
.where(
and(
eq(hoFavorites.userId, userId),
eq(hoFavorites.entityType, entityType as "pro" | "project" | "room" | "photo"),
inArray(hoFavorites.entityId, entityIds),
),
)
.all();
return new Set(rows.map((r) => r.entityId));
}
async add(userId: string, entityType: string, entityId: string) {
return this.db
.insert(hoFavorites)
.values({
userId,
entityType: entityType as "pro" | "project" | "room" | "photo",
entityId,
})
.onConflictDoNothing()
.run();
}
async bulkCreate(
userId: string,
items: FavoriteInput[],
): Promise<{ inserted: number; skipped: number }> {
if (items.length === 0) {
return { inserted: 0, skipped: 0 };
}
const rows = items.map((item) => ({
userId,
entityType: item.entityType,
entityId: item.entityId,
}));
const inserted = await this.db
.insert(hoFavorites)
.values(rows)
.onConflictDoNothing()
.returning();
return {
inserted: inserted.length,
skipped: items.length - inserted.length,
};
}
async remove(userId: string, entityType: string, entityId: string) {
return this.db
.delete(hoFavorites)
.where(
and(
eq(hoFavorites.userId, userId),
eq(hoFavorites.entityType, entityType as "pro" | "project" | "room" | "photo"),
eq(hoFavorites.entityId, entityId),
),
)
.run();
}
async findByUserPaginated(
userId: string,
opts: { limit?: number; cursor?: string; entityType?: string },
) {
const limit = Math.min(Math.max(opts.limit ?? 20, 1), 100);
const conditions = [eq(hoFavorites.userId, userId)];
if (opts.entityType) {
conditions.push(eq(hoFavorites.entityType, opts.entityType as "pro" | "project" | "room" | "photo"));
}
if (opts.cursor) {
// cursor is the createdAt timestamp (unix seconds) of the last item
conditions.push(sql`${hoFavorites.createdAt} < ${parseInt(opts.cursor, 10)}`);
}
const rows = await this.db
.select()
.from(hoFavorites)
.where(and(...conditions))
.orderBy(sql`${hoFavorites.createdAt} DESC`)
.limit(limit + 1) // fetch one extra to detect "has more"
.all();
const hasMore = rows.length > limit;
const data = hasMore ? rows.slice(0, limit) : rows;
const nextCursor =
hasMore && data.length > 0
? String(Math.floor(data[data.length - 1].createdAt.getTime() / 1000))
: null;
return { data, nextCursor };
}
async count(userId: string, entityType?: string) {
const conditions = [eq(hoFavorites.userId, userId)];
if (entityType) {
conditions.push(eq(hoFavorites.entityType, entityType as "pro" | "project" | "room" | "photo"));
}
const result = await this.db
.select({ count: sql<number>`count(*)` })
.from(hoFavorites)
.where(and(...conditions))
.get();
return result?.count ?? 0;
}
/**
* Group the user's room favorites by roomType (e.g. "kitchen",
* "master_bedroom") and return the count + display name for each.
*
* Powers the /account hub's activity bar rule 2: "you saved 5 kitchen
* photos — see all". Joins through `rooms` (entity-id of a room
* favorite is the integer rooms.id) and `room_types` to get the
* displayable name in one round-trip. Skips non-room favorites.
*
* Returns rows sorted by count DESC so the caller can read the top
* roomType as `result[0]` without an extra sort.
*/
async countByRoomType(userId: string): Promise<
Array<{ roomType: string; roomTypeName: string; count: number }>
> {
// hoFavorites.entityId is text (the favorites schema accepts any
// 1-128 char string), but for entityType='room' it should be the
// stringified integer rooms.id. Defensive GLOB filter strips any
// non-numeric entityId BEFORE the CAST so a corrupted/malformed
// row (e.g., 'abc' written by a buggy client) silently drops out
// of the count instead of CAST-ing to 0 and joining to whatever
// happens to be at rooms.id=0.
const rows = await this.db
.select({
roomType: rooms.roomType,
roomTypeName: roomTypes.displayName,
count: sql<number>`COUNT(*)`,
})
.from(hoFavorites)
.innerJoin(
rooms,
sql`${rooms.id} = CAST(${hoFavorites.entityId} AS INTEGER) AND ${hoFavorites.entityId} GLOB '[0-9]*'`,
)
.innerJoin(roomTypes, eq(roomTypes.code, rooms.roomType))
.where(
and(
eq(hoFavorites.userId, userId),
eq(hoFavorites.entityType, "room"),
),
)
.groupBy(rooms.roomType, roomTypes.displayName)
.orderBy(sql`COUNT(*) DESC`)
.all();
return rows.map((r) => ({
roomType: r.roomType,
roomTypeName: r.roomTypeName,
count: Number(r.count),
}));
}
}
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