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import { eq, sql, and, asc, inArray, or, isNull } from "drizzle-orm";
import type { DrizzleD1Database } from "drizzle-orm/d1";
import * as schema from "../db/schema";
import type { Media, NewMedia } from "../db/schema";
import type { ProjectsDal } from "./projects.dal";
export class MediaDal {
constructor(
private db: DrizzleD1Database<typeof schema>,
private projectsDal?: ProjectsDal,
) {}
async findByRoomId(roomId: number): Promise<Media[]> {
return this.db
.select()
.from(schema.media)
.where(eq(schema.media.roomId, roomId))
.orderBy(asc(schema.media.sortOrder));
}
async findByRoomIds(roomIds: number[]): Promise<Media[]> {
if (roomIds.length === 0) return [];
// Chunk the roomId list so the `inArray(...)` bind count never exceeds
// D1's 100-parameter statement limit (#592). Without chunking, the
// admin search-index rebuild for rooms — which calls this with the
// full set of published room IDs — fails with a D1_ERROR once the
// catalog has more than ~100 rooms, which also broke "Rebuild All
// Indexes". Match the chunk size used by the same handler for
// proIds (see apps/api/src/routes/admin/search.routes.ts) so we
// have headroom for any other binds added to the WHERE later.
const CHUNK_SIZE = 90;
if (roomIds.length <= CHUNK_SIZE) {
return this.db
.select()
.from(schema.media)
.where(inArray(schema.media.roomId, roomIds))
.orderBy(asc(schema.media.sortOrder));
}
const results: Media[] = [];
for (let i = 0; i < roomIds.length; i += CHUNK_SIZE) {
const chunk = roomIds.slice(i, i + CHUNK_SIZE);
const rows = await this.db
.select()
.from(schema.media)
.where(inArray(schema.media.roomId, chunk))
.orderBy(asc(schema.media.sortOrder));
results.push(...rows);
}
return results;
}
async findById(id: number): Promise<Media | undefined> {
const result = await this.db
.select()
.from(schema.media)
.where(eq(schema.media.id, id))
.limit(1);
return result[0];
}
async findByIds(ids: number[]): Promise<Media[]> {
if (ids.length === 0) return [];
return this.db
.select()
.from(schema.media)
.where(inArray(schema.media.id, ids));
}
// Returns up to one row if the project has any media eligible for Social
// Studio reel generation. Eligibility mirrors the auto-mode resolver in
// internal/social-studio.routes.ts: image type, AND (isCover OR
// photoType='after' OR photoType IS NULL). Used by the POST /social-drafts
// preflight check (W6) to fail fast instead of letting the container 30s
// later throw "No photos returned from API for video assembly".
async findEligibleForReel(projectId: string): Promise<{ id: number }[]> {
return this.db
.select({ id: schema.media.id })
.from(schema.media)
.innerJoin(schema.rooms, eq(schema.media.roomId, schema.rooms.id))
.where(
and(
eq(schema.rooms.projectId, projectId),
eq(schema.media.mediaType, "image"),
or(
eq(schema.media.isCover, true),
eq(schema.media.photoType, "after"),
isNull(schema.media.photoType),
),
),
)
.limit(1);
}
async findCoverImage(roomId: number): Promise<Media | undefined> {
const result = await this.db
.select()
.from(schema.media)
.where(
and(eq(schema.media.roomId, roomId), eq(schema.media.isCover, true)),
)
.limit(1);
return result[0];
}
async create(data: NewMedia): Promise<Media> {
const result = await this.db.insert(schema.media).values(data).returning();
return result[0];
}
async createMany(data: NewMedia[]): Promise<Media[]> {
if (data.length === 0) return [];
const result = await this.db.insert(schema.media).values(data).returning();
return result;
}
async update(
id: number,
data: Partial<Omit<Media, "id" | "dateCreated">>,
): Promise<Media | undefined> {
const result = await this.db
.update(schema.media)
.set({ ...data, dateUpdated: new Date() })
.where(eq(schema.media.id, id))
.returning();
return result[0];
}
async delete(id: number): Promise<boolean> {
const result = await this.db
.delete(schema.media)
.where(eq(schema.media.id, id))
.returning();
return result.length > 0;
}
/**
* Save funnel for media (1B): write a media update AND trigger quality score
* recompute on the parent project. The project's score changes whenever
* photo count or isCover changes — this ensures it stays fresh.
*
* Usage: call this instead of update() when the change affects photo count
* or cover status. Use update() directly for caption/altText edits that
* don't affect score inputs.
*/
async save(
id: number,
data: Partial<Omit<Media, "id" | "dateCreated">>,
): Promise<Media | undefined> {
const updated = await this.update(id, data);
if (!updated) return undefined;
await this.recomputeParentProjectScore(updated.roomId);
return updated;
}
/**
* Resolve the project ID from a room and trigger quality score recompute.
* Non-blocking: logs failures and returns without rethrowing.
*/
private async recomputeParentProjectScore(roomId: number): Promise<void> {
if (!this.projectsDal) return;
try {
const roomRows = await this.db
.select({ projectId: schema.rooms.projectId })
.from(schema.rooms)
.where(eq(schema.rooms.id, roomId))
.limit(1);
const projectId = roomRows[0]?.projectId;
if (projectId) {
await this.projectsDal.computeAndSaveQualityScore(projectId);
}
} catch (err) {
console.error("[media.dal] recomputeParentProjectScore failed", { roomId, err });
}
}
async deleteByRoomId(roomId: number): Promise<number> {
const result = await this.db
.delete(schema.media)
.where(eq(schema.media.roomId, roomId))
.returning();
return result.length;
}
async countByRoomId(roomId: number): Promise<number> {
const result = await this.db
.select({ count: sql<number>`count(*)` })
.from(schema.media)
.where(eq(schema.media.roomId, roomId));
return result[0]?.count ?? 0;
}
async countByMediaType(
roomId: number,
mediaType: "image" | "video",
): Promise<number> {
const result = await this.db
.select({ count: sql<number>`count(*)` })
.from(schema.media)
.where(
and(
eq(schema.media.roomId, roomId),
eq(schema.media.mediaType, mediaType),
),
);
return result[0]?.count ?? 0;
}
async getMaxSortOrder(roomId: number): Promise<number> {
const result = await this.db
.select({ maxSort: sql<number>`max(sort_order)` })
.from(schema.media)
.where(eq(schema.media.roomId, roomId));
return result[0]?.maxSort ?? 0;
}
async updateSortOrder(mediaIds: number[]): Promise<void> {
// Batch update sort order using a single CASE WHEN statement
if (mediaIds.length === 0) return;
const cases = mediaIds.map((id, i) => sql`WHEN ${id} THEN ${i}`);
await this.db
.update(schema.media)
.set({
sortOrder: sql`CASE ${schema.media.id} ${sql.join(cases, sql` `)} END`,
dateUpdated: new Date(),
})
.where(inArray(schema.media.id, mediaIds));
}
async setCoverImage(roomId: number, mediaId: number): Promise<void> {
// First, unset any existing cover
await this.db
.update(schema.media)
.set({ isCover: false, dateUpdated: new Date() })
.where(
and(eq(schema.media.roomId, roomId), eq(schema.media.isCover, true)),
);
// Then set the new cover
await this.db
.update(schema.media)
.set({ isCover: true, dateUpdated: new Date() })
.where(eq(schema.media.id, mediaId));
// 1B: isCover is a quality score input — trigger recompute.
await this.recomputeParentProjectScore(roomId);
}
async moveToRoom(
mediaId: number,
newRoomId: number,
): Promise<Media | undefined> {
// Get the max sort order in the new room
const maxSort = await this.getMaxSortOrder(newRoomId);
const result = await this.db
.update(schema.media)
.set({
roomId: newRoomId,
sortOrder: maxSort + 1,
isCover: false, // Reset cover status when moving
dateUpdated: new Date(),
})
.where(eq(schema.media.id, mediaId))
.returning();
return result[0];
}
}
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