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serverMontime/src/modules/businesses/businesses.service.ts
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import {
BadRequestException,
ConflictException,
ForbiddenException,
Injectable,
NotFoundException,
} from '@nestjs/common';
import { InjectRepository } from '@nestjs/typeorm';
import { DataSource, Repository } from 'typeorm';
import { deleteBusinessCascade } from '../../common/utils/business-cascade.util';
import { parseHmToMinute } from '../../common/utils/booking-schedule.util';
import {
isValidIranMobile,
normalizeIranMobile,
} from '../../common/utils/iran-mobile.util';
import { resolveUniqueSlug, normalizeSlugInput } from '../../common/utils/slug.util';
import { BusinessAvailabilitySlotEntity } from '../../entities/business-availability-slot.entity';
import { BusinessCategoryEntity } from '../../entities/business-category.entity';
import { BusinessEntity } from '../../entities/business.entity';
import { BookingReviewEntity } from '../../entities/booking-review.entity';
import { BusinessImageEntity } from '../../entities/business-image.entity';
import { UserEntity, UserRole } from '../../entities/user.entity';
import { AuthUser } from '../auth/auth.types';
import { BusinessImagesService } from './business-images.service';
import { BusinessLogosService } from './business-logos.service';
import { AssignBusinessOwnerDto } from './dto/assign-business-owner.dto';
import { CreateBusinessDto } from './dto/create-business.dto';
import { SetAvailabilityDto } from './dto/set-availability.dto';
import { UpdateBusinessDto } from './dto/update-business.dto';
import { sanitizeBusinessHighlightKeys } from '../../common/constants/business-highlights';
type FindAllFilters = {
categoryId?: string;
isActive?: boolean;
};
@Injectable()
export class BusinessesService {
constructor(
@InjectRepository(BusinessEntity)
private readonly repo: Repository<BusinessEntity>,
@InjectRepository(BusinessAvailabilitySlotEntity)
private readonly availabilityRepo: Repository<BusinessAvailabilitySlotEntity>,
@InjectRepository(BusinessCategoryEntity)
private readonly categoryRepo: Repository<BusinessCategoryEntity>,
@InjectRepository(BusinessImageEntity)
private readonly imageRepo: Repository<BusinessImageEntity>,
@InjectRepository(UserEntity)
private readonly userRepo: Repository<UserEntity>,
@InjectRepository(BookingReviewEntity)
private readonly reviewRepo: Repository<BookingReviewEntity>,
private readonly dataSource: DataSource,
private readonly images: BusinessImagesService,
private readonly logos: BusinessLogosService,
) {}
async findAll(filters: FindAllFilters): Promise<BusinessEntity[]> {
const query = this.repo
.createQueryBuilder('business')
.leftJoinAndSelect('business.category', 'category')
.orderBy('business.createdAt', 'DESC');
if (filters.categoryId) {
query.andWhere('business.categoryId = :categoryId', {
categoryId: filters.categoryId,
});
}
if (typeof filters.isActive === 'boolean') {
query.andWhere('business.isActive = :isActive', {
isActive: filters.isActive,
});
}
const businesses = await query.getMany();
await this.attachCoverImages(businesses);
await this.attachReviewStats(businesses);
return businesses;
}
async findMine(ownerId: string): Promise<BusinessEntity[]> {
const businesses = await this.repo.find({
where: { ownerId },
relations: { category: true, images: true },
order: { createdAt: 'DESC' },
});
for (const business of businesses) {
business.images = this.sortImages(business.images ?? []);
}
return businesses;
}
async findOne(id: string): Promise<BusinessEntity> {
const business = await this.repo.findOne({
where: { id },
relations: { category: true, images: true },
});
if (!business) {
throw new NotFoundException('Business not found');
}
business.images = this.sortImages(business.images ?? []);
await this.attachReviewStats([business]);
return business;
}
async create(payload: CreateBusinessDto): Promise<BusinessEntity> {
const explicitSlug = normalizeSlugInput(payload.slug);
if (explicitSlug) {
const taken = await this.repo.findOne({ where: { slug: explicitSlug } });
if (taken) {
throw new ConflictException('Slug already exists');
}
}
const slug = await resolveUniqueSlug(
payload.title,
async (candidate) => Boolean(await this.repo.findOne({ where: { slug: candidate } })),
payload.slug,
'business',
);
await this.ensureCategoryExists(payload.categoryId);
const contactPhone = this.normalizeOptionalContactPhone(payload.contactPhone);
const entity = this.repo.create({
title: payload.title,
slug,
subtitle: payload.subtitle ?? null,
categoryId: payload.categoryId,
description: payload.description ?? null,
contactPhone,
address: payload.address ?? null,
latitude: payload.latitude ?? null,
longitude: payload.longitude ?? null,
ownerId: payload.ownerId ?? null,
isActive: payload.isActive ?? true,
});
const saved = await this.repo.save(entity);
return this.ensureOwnerFromContactPhone(saved);
}
async update(
id: string,
payload: UpdateBusinessDto,
actor?: AuthUser,
): Promise<BusinessEntity> {
const business = await this.findOne(id);
this.assertCanUpdateBusiness(business, payload, actor);
if (payload.slug && payload.slug !== business.slug) {
const slugTaken = await this.repo.findOne({ where: { slug: payload.slug } });
if (slugTaken) {
throw new ConflictException('Slug already exists');
}
}
if (payload.categoryId && payload.categoryId !== business.categoryId) {
await this.ensureCategoryExists(payload.categoryId);
}
if (payload.contactPhone !== undefined) {
payload.contactPhone = this.normalizeOptionalContactPhone(payload.contactPhone);
}
Object.assign(business, payload);
if (payload.heroHighlightKeys !== undefined) {
const sanitized = sanitizeBusinessHighlightKeys(payload.heroHighlightKeys);
business.heroHighlightKeys = sanitized.length ? sanitized : null;
}
if (business.promoDiscountEnabled) {
if (
!business.promoDiscountPercent ||
business.promoDiscountPercent < 1 ||
business.promoDiscountPercent > 100
) {
throw new BadRequestException(
'promoDiscountPercent must be between 1 and 100 when discount is enabled',
);
}
const title = business.promoDiscountTitle?.trim();
if (!title) {
throw new BadRequestException(
'promoDiscountTitle is required when discount is enabled',
);
}
business.promoDiscountTitle = title;
if (
business.promoDiscountMode !== 'first_booking' &&
business.promoDiscountMode !== 'always'
) {
business.promoDiscountMode = 'first_booking';
}
const code = business.promoDiscountCode?.trim();
if (!code) {
business.promoDiscountCode = `NEW${business.promoDiscountPercent}`;
} else {
business.promoDiscountCode = code.toUpperCase();
}
}
const saved = await this.repo.save(business);
return this.ensureOwnerFromContactPhone(saved);
}
async remove(id: string): Promise<void> {
const business = await this.findOne(id);
const imageUrls = await this.images.listUrlsForBusiness(id);
await this.dataSource.transaction(async (manager) => {
await deleteBusinessCascade(manager, id);
});
this.images.deleteFiles(imageUrls);
this.logos.deleteLogoFiles(business);
}
async getAvailability(businessId: string) {
await this.findOne(businessId);
const rows = await this.availabilityRepo.find({
where: { businessId },
order: { dayOfWeek: 'ASC', startMinute: 'ASC' },
});
return rows.map((row) => ({
id: row.id,
dayOfWeek: row.dayOfWeek,
startTime: this.minuteToHm(row.startMinute),
endTime: this.minuteToHm(row.endMinute),
}));
}
async setAvailability(
businessId: string,
dto: SetAvailabilityDto,
actor?: AuthUser,
) {
const business = await this.findOne(businessId);
this.assertCanManageAvailability(business, actor);
const entities: BusinessAvailabilitySlotEntity[] = [];
for (const slot of dto.slots) {
const startMinute = parseHmToMinute(slot.startTime);
const endMinute = parseHmToMinute(slot.endTime);
if (endMinute <= startMinute) {
throw new BadRequestException('endTime must be after startTime');
}
entities.push(
this.availabilityRepo.create({
businessId,
dayOfWeek: slot.dayOfWeek,
startMinute,
endMinute,
}),
);
}
await this.availabilityRepo.delete({ businessId });
if (entities.length) {
await this.availabilityRepo.save(entities);
}
return this.getAvailability(businessId);
}
async assignOwner(
id: string,
dto: AssignBusinessOwnerDto,
): Promise<BusinessEntity> {
const business = await this.findOne(id);
const mobile = normalizeIranMobile(dto.mobile);
if (!isValidIranMobile(mobile)) {
throw new BadRequestException('Invalid mobile number');
}
const defaultName = `مدیر ${business.title}`;
const resolvedName =
dto.fullName === undefined
? undefined
: dto.fullName?.trim() || defaultName;
let user = await this.userRepo.findOne({ where: { mobile } });
if (!user) {
user = this.userRepo.create({
mobile,
fullName: resolvedName ?? defaultName,
role: UserRole.BUSINESS_OWNER,
isActive: true,
});
} else {
if (user.role !== UserRole.ADMIN) {
user.role = UserRole.BUSINESS_OWNER;
}
if (resolvedName !== undefined) {
user.fullName = resolvedName;
} else if (!user.fullName?.trim()) {
user.fullName = defaultName;
}
user.isActive = true;
}
const savedUser = await this.userRepo.save(user);
business.ownerId = savedUser.id;
if (!business.contactPhone) {
business.contactPhone = mobile;
}
return this.repo.save(business);
}
async backfillMissingOwners(): Promise<{ filled: number; skipped: number }> {
const withoutOwner = await this.repo
.createQueryBuilder('business')
.where('business.ownerId IS NULL')
.andWhere('business.contactPhone IS NOT NULL')
.andWhere("business.contactPhone <> ''")
.getMany();
let filled = 0;
let skipped = 0;
for (const business of withoutOwner) {
const mobile = normalizeIranMobile(business.contactPhone ?? '');
if (!isValidIranMobile(mobile)) {
skipped += 1;
continue;
}
const existing = await this.userRepo.findOne({ where: { mobile } });
await this.assignOwner(business.id, {
mobile,
...(existing ? {} : { fullName: `مدیر ${business.title}` }),
});
filled += 1;
}
return { filled, skipped };
}
/** Create/attach owner user from contact phone when the business has none yet. */
private async ensureOwnerFromContactPhone(
business: BusinessEntity,
): Promise<BusinessEntity> {
if (business.ownerId || !business.contactPhone) {
return business;
}
const mobile = normalizeIranMobile(business.contactPhone);
if (!isValidIranMobile(mobile)) {
return business;
}
const existing = await this.userRepo.findOne({ where: { mobile } });
return this.assignOwner(business.id, {
mobile,
...(existing ? {} : { fullName: `مدیر ${business.title}` }),
});
}
private normalizeOptionalContactPhone(
value: string | null | undefined,
): string | null {
if (value == null) return null;
const trimmed = String(value).trim();
if (!trimmed) return null;
const mobile = normalizeIranMobile(trimmed);
return isValidIranMobile(mobile) ? mobile : trimmed;
}
private async attachCoverImages(businesses: BusinessEntity[]): Promise<void> {
if (!businesses.length) {
return;
}
const ids = businesses.map((b) => b.id);
const rows = (await this.imageRepo.query(
`SELECT DISTINCT ON ("businessId") id, "businessId", url, "originalName", "sortOrder", "isCover", "createdAt"
FROM business_images
WHERE "businessId" = ANY($1::uuid[])
ORDER BY "businessId", "isCover" DESC, "sortOrder" ASC`,
[ids],
)) as Array<{
id: string;
businessId: string;
url: string;
originalName: string | null;
sortOrder: number;
isCover: boolean;
createdAt: Date;
}>;
const coverByBusiness = new Map<string, BusinessImageEntity[]>();
for (const row of rows) {
coverByBusiness.set(row.businessId, [
this.imageRepo.create({
id: row.id,
businessId: row.businessId,
url: row.url,
originalName: row.originalName,
sortOrder: row.sortOrder,
isCover: row.isCover,
createdAt: row.createdAt,
}),
]);
}
for (const business of businesses) {
business.images = coverByBusiness.get(business.id) ?? [];
}
}
private minuteToHm(minute: number): string {
const h = Math.floor(minute / 60);
const m = minute % 60;
return `${String(h).padStart(2, '0')}:${String(m).padStart(2, '0')}`;
}
async uploadImages(
id: string,
files: Express.Multer.File[],
actor: AuthUser,
): Promise<BusinessImageEntity[]> {
const business = await this.findOne(id);
this.assertCanManageBusiness(business, actor);
return this.images.upload(id, files);
}
async uploadMyImages(
files: Express.Multer.File[],
actor: AuthUser,
): Promise<BusinessImageEntity[]> {
const business = await this.requireOwnedBusiness(actor);
return this.images.upload(business.id, files);
}
async uploadMyLogo(
variant: 'light' | 'dark',
file: Express.Multer.File,
actor: AuthUser,
): Promise<BusinessEntity> {
const business = await this.requireOwnedBusiness(actor);
return this.logos.upload(business.id, variant, file, actor);
}
async removeMyLogo(
variant: 'light' | 'dark',
actor: AuthUser,
): Promise<BusinessEntity> {
const business = await this.requireOwnedBusiness(actor);
return this.logos.remove(business.id, variant, actor);
}
async removeImage(
id: string,
imageId: string,
actor: AuthUser,
): Promise<void> {
const business = await this.findOne(id);
this.assertCanManageBusiness(business, actor);
await this.images.remove(id, imageId);
}
async removeMyImage(imageId: string, actor: AuthUser): Promise<void> {
const business = await this.requireOwnedBusiness(actor);
await this.images.remove(business.id, imageId);
}
async setMyCoverImage(
imageId: string,
actor: AuthUser,
): Promise<BusinessImageEntity> {
const business = await this.requireOwnedBusiness(actor);
return this.images.setCover(business.id, imageId);
}
private async requireOwnedBusiness(actor: AuthUser): Promise<BusinessEntity> {
if (actor.role === UserRole.ADMIN) {
throw new ForbiddenException('Use admin image endpoints for this account');
}
if (actor.role !== UserRole.BUSINESS_OWNER) {
throw new ForbiddenException('Insufficient role');
}
const business = await this.repo.findOne({
where: { ownerId: actor.id },
order: { createdAt: 'DESC' },
});
if (!business) {
throw new NotFoundException('No business linked to your account');
}
return business;
}
private sortImages(images: BusinessImageEntity[]): BusinessImageEntity[] {
return [...images].sort((a, b) => {
if (a.isCover !== b.isCover) {
return a.isCover ? -1 : 1;
}
return a.sortOrder - b.sortOrder;
});
}
private assertCanManageBusiness(
business: BusinessEntity,
actor?: AuthUser,
): void {
if (!actor || actor.role === UserRole.ADMIN) {
return;
}
if (
actor.role !== UserRole.BUSINESS_OWNER ||
business.ownerId !== actor.id
) {
throw new ForbiddenException('You can only manage your own business');
}
}
private assertCanManageAvailability(
business: BusinessEntity,
actor?: AuthUser,
): void {
if (!actor || actor.role === UserRole.ADMIN) {
return;
}
if (
actor.role !== UserRole.BUSINESS_OWNER ||
business.ownerId !== actor.id
) {
throw new ForbiddenException('You can only manage your own business');
}
}
private async ensureCategoryExists(categoryId: string): Promise<void> {
const category = await this.categoryRepo.findOne({ where: { id: categoryId } });
if (!category) {
throw new NotFoundException('Business category not found');
}
}
private async attachReviewStats(businesses: BusinessEntity[]): Promise<void> {
if (!businesses.length) return;
const ids = businesses.map((business) => business.id);
const rows = await this.reviewRepo
.createQueryBuilder('review')
.select('review.businessId', 'businessId')
.addSelect('AVG(review.rating)', 'averageRating')
.addSelect('COUNT(review.id)', 'reviewCount')
.where('review.businessId IN (:...ids)', { ids })
.groupBy('review.businessId')
.getRawMany<{
businessId: string;
averageRating: string;
reviewCount: string;
}>();
const statsById = new Map(
rows.map((row) => [
row.businessId,
{
averageRating: Number.parseFloat(row.averageRating),
reviewCount: Number.parseInt(row.reviewCount, 10),
},
]),
);
for (const business of businesses) {
const stats = statsById.get(business.id);
(business as BusinessEntity & {
averageRating?: number | null;
reviewCount?: number;
}).averageRating = stats?.averageRating ?? null;
(business as BusinessEntity & { reviewCount?: number }).reviewCount =
stats?.reviewCount ?? 0;
}
}
private assertCanUpdateBusiness(
business: BusinessEntity,
payload: UpdateBusinessDto,
actor?: AuthUser,
): void {
if (!actor || actor.role === UserRole.ADMIN) {
return;
}
if (
actor.role !== UserRole.BUSINESS_OWNER ||
business.ownerId !== actor.id
) {
throw new ForbiddenException('You can only manage your own business');
}
if (
payload.ownerId !== undefined ||
payload.categoryId !== undefined ||
payload.isActive !== undefined
) {
throw new ForbiddenException(
'Only the super admin can change owner, category, or active status',
);
}
}
}