refactor(server): download assets (#3032)

* refactor: download assets

* chore: open api

* chore: finish tests, make size configurable

* chore: defualt to 4GiB

* chore: open api

* fix: optional archive size

* fix: bugs

* chore: cleanup

server/src/domain/asset/dto/download.dto.ts

@@ -0,0 +1,31 @@
+import { ValidateUUID } from '@app/immich/decorators/validate-uuid.decorator';
+import { ApiProperty } from '@nestjs/swagger';
+import { IsInt, IsOptional, IsPositive } from 'class-validator';
+
+export class DownloadDto {
+  @ValidateUUID({ each: true, optional: true })
+  assetIds?: string[];
+
+  @ValidateUUID({ optional: true })
+  albumId?: string;
+
+  @ValidateUUID({ optional: true })
+  userId?: string;
+
+  @IsInt()
+  @IsPositive()
+  @IsOptional()
+  archiveSize?: number;
+}
+
+export class DownloadResponseDto {
+  @ApiProperty({ type: 'integer' })
+  totalSize!: number;
+  archives!: DownloadArchiveInfo[];
+}
+
+export class DownloadArchiveInfo {
+  @ApiProperty({ type: 'integer' })
+  size!: number;
+  assetIds!: string[];
+}

server/src/domain/asset/dto/index.ts

@@ -1,3 +1,4 @@
 export * from './asset-ids.dto';
+export * from './download.dto';
 export * from './map-marker.dto';
 export * from './memory-lane.dto';