import { PrismaService } from '../prisma/prisma.service';
import { CreateProductDto } from './dto/create-product.dto';
import { UpdateProductDto } from './dto/update-product.dto';
import { UpsertNutritionDto } from './dto/upsert-nutrition.dto';
import { AiService } from '../ai/ai.service';
import { CategoriesService } from '../categories/categories.service';
export declare class ProductsService {
    private readonly prisma;
    private readonly aiService;
    private readonly categoriesService;
    constructor(prisma: PrismaService, aiService: AiService, categoriesService: CategoriesService);
    findAll(filters?: {
        tag?: string;
    }): Promise<({
        nutrition: {
            calories: number | null;
            protein: number | null;
            fat: number | null;
            carbohydrates: number | null;
            salt: number | null;
            sugar: number | null;
            fiber: number | null;
            id: number;
            productId: number;
        } | null;
        tags: ({
            tag: {
                name: string;
                id: number;
            };
        } & {
            productId: number;
            tagId: number;
        })[];
        categoryRef: ({
            parent: ({
                parent: {
                    name: string;
                    id: number;
                    parentId: number | null;
                } | null;
            } & {
                name: string;
                id: number;
                parentId: number | null;
            }) | null;
        } & {
            name: string;
            id: number;
            parentId: number | null;
        }) | null;
    } & {
        category: string | null;
        status: string;
        name: string;
        categoryId: number | null;
        canonicalName: string | null;
        id: number;
        normalizedName: string;
        isActive: boolean;
        deletedAt: Date | null;
        createdAt: Date;
        updatedAt: Date;
        ownerId: number;
        isPrivate: boolean;
    })[]>;
    findByOwner(userId: number): Promise<{
        name: string;
        categoryId: number | null;
        canonicalName: string | null;
        id: number;
    }[]>;
    createPrivate(data: CreateProductDto, userId: number): Promise<{
        category: string | null;
        status: string;
        name: string;
        categoryId: number | null;
        canonicalName: string | null;
        id: number;
        normalizedName: string;
        isActive: boolean;
        deletedAt: Date | null;
        createdAt: Date;
        updatedAt: Date;
        ownerId: number;
        isPrivate: boolean;
    }>;
    findDuplicateCandidates(): Promise<{
        normalizedName: string;
        count: number;
        products: {
            category: string | null;
            status: string;
            name: string;
            categoryId: number | null;
            canonicalName: string | null;
            id: number;
            normalizedName: string;
            isActive: boolean;
            deletedAt: Date | null;
            createdAt: Date;
            updatedAt: Date;
            ownerId: number;
            isPrivate: boolean;
        }[];
    }[]>;
    findOne(id: number): Promise<{
        category: string | null;
        status: string;
        name: string;
        categoryId: number | null;
        canonicalName: string | null;
        id: number;
        normalizedName: string;
        isActive: boolean;
        deletedAt: Date | null;
        createdAt: Date;
        updatedAt: Date;
        ownerId: number;
        isPrivate: boolean;
    }>;
    create(data: CreateProductDto, ownerId?: number): Promise<{
        category: string | null;
        status: string;
        name: string;
        categoryId: number | null;
        canonicalName: string | null;
        id: number;
        normalizedName: string;
        isActive: boolean;
        deletedAt: Date | null;
        createdAt: Date;
        updatedAt: Date;
        ownerId: number;
        isPrivate: boolean;
    }>;
    update(id: number, data: UpdateProductDto): Promise<{
        nutrition: {
            calories: number | null;
            protein: number | null;
            fat: number | null;
            carbohydrates: number | null;
            salt: number | null;
            sugar: number | null;
            fiber: number | null;
            id: number;
            productId: number;
        } | null;
        tags: ({
            tag: {
                name: string;
                id: number;
            };
        } & {
            productId: number;
            tagId: number;
        })[];
    } & {
        category: string | null;
        status: string;
        name: string;
        categoryId: number | null;
        canonicalName: string | null;
        id: number;
        normalizedName: string;
        isActive: boolean;
        deletedAt: Date | null;
        createdAt: Date;
        updatedAt: Date;
        ownerId: number;
        isPrivate: boolean;
    }>;
    updateCanonicalName(id: number, canonicalName: string): Promise<{
        category: string | null;
        status: string;
        name: string;
        categoryId: number | null;
        canonicalName: string | null;
        id: number;
        normalizedName: string;
        isActive: boolean;
        deletedAt: Date | null;
        createdAt: Date;
        updatedAt: Date;
        ownerId: number;
        isPrivate: boolean;
    }>;
    findDeleted(): Promise<{
        category: string | null;
        status: string;
        name: string;
        categoryId: number | null;
        canonicalName: string | null;
        id: number;
        normalizedName: string;
        isActive: boolean;
        deletedAt: Date | null;
        createdAt: Date;
        updatedAt: Date;
        ownerId: number;
        isPrivate: boolean;
    }[]>;
    remove(id: number): Promise<{
        category: string | null;
        status: string;
        name: string;
        categoryId: number | null;
        canonicalName: string | null;
        id: number;
        normalizedName: string;
        isActive: boolean;
        deletedAt: Date | null;
        createdAt: Date;
        updatedAt: Date;
        ownerId: number;
        isPrivate: boolean;
    }>;
    permanentDelete(id: number): Promise<{
        category: string | null;
        status: string;
        name: string;
        categoryId: number | null;
        canonicalName: string | null;
        id: number;
        normalizedName: string;
        isActive: boolean;
        deletedAt: Date | null;
        createdAt: Date;
        updatedAt: Date;
        ownerId: number;
        isPrivate: boolean;
    }>;
    restore(id: number): Promise<{
        category: string | null;
        status: string;
        name: string;
        categoryId: number | null;
        canonicalName: string | null;
        id: number;
        normalizedName: string;
        isActive: boolean;
        deletedAt: Date | null;
        createdAt: Date;
        updatedAt: Date;
        ownerId: number;
        isPrivate: boolean;
    }>;
    private findProductByIdOrThrow;
    merge(sourceProductId: number, targetProductId: number): Promise<{
        message: string;
        sourceProductId: number;
        targetProductId: number;
        movedInventoryCount: number;
        softDeletedSource: {
            category: string | null;
            status: string;
            name: string;
            categoryId: number | null;
            canonicalName: string | null;
            id: number;
            normalizedName: string;
            isActive: boolean;
            deletedAt: Date | null;
            createdAt: Date;
            updatedAt: Date;
            ownerId: number;
            isPrivate: boolean;
        };
    }>;
    previewMerge(sourceProductId: number, targetProductId: number): Promise<{
        source: {
            inventoryCount: number;
            category: string | null;
            status: string;
            name: string;
            categoryId: number | null;
            canonicalName: string | null;
            id: number;
            normalizedName: string;
            isActive: boolean;
            deletedAt: Date | null;
            createdAt: Date;
            updatedAt: Date;
            ownerId: number;
            isPrivate: boolean;
        };
        target: {
            inventoryCount: number;
            category: string | null;
            status: string;
            name: string;
            categoryId: number | null;
            canonicalName: string | null;
            id: number;
            normalizedName: string;
            isActive: boolean;
            deletedAt: Date | null;
            createdAt: Date;
            updatedAt: Date;
            ownerId: number;
            isPrivate: boolean;
        };
        outcome: {
            inventoryItemsToMove: number;
            sourceWillBeSoftDeleted: boolean;
            targetWillRemainActive: boolean;
        };
    }>;
    backfillCanonicalNames(): Promise<{
        message: string;
        updatedCount: number;
        products: {
            category: string | null;
            status: string;
            name: string;
            categoryId: number | null;
            canonicalName: string | null;
            id: number;
            normalizedName: string;
            isActive: boolean;
            deletedAt: Date | null;
            createdAt: Date;
            updatedAt: Date;
            ownerId: number;
            isPrivate: boolean;
        }[];
    }>;
    setTags(productId: number, tagNames: string[]): Promise<({
        nutrition: {
            calories: number | null;
            protein: number | null;
            fat: number | null;
            carbohydrates: number | null;
            salt: number | null;
            sugar: number | null;
            fiber: number | null;
            id: number;
            productId: number;
        } | null;
        tags: ({
            tag: {
                name: string;
                id: number;
            };
        } & {
            productId: number;
            tagId: number;
        })[];
    } & {
        category: string | null;
        status: string;
        name: string;
        categoryId: number | null;
        canonicalName: string | null;
        id: number;
        normalizedName: string;
        isActive: boolean;
        deletedAt: Date | null;
        createdAt: Date;
        updatedAt: Date;
        ownerId: number;
        isPrivate: boolean;
    }) | null>;
    upsertNutrition(productId: number, data: UpsertNutritionDto): Promise<{
        calories: number | null;
        protein: number | null;
        fat: number | null;
        carbohydrates: number | null;
        salt: number | null;
        sugar: number | null;
        fiber: number | null;
        id: number;
        productId: number;
    }>;
    findAllTags(): Promise<{
        name: string;
        id: number;
    }[]>;
    resetAll(): Promise<{
        ok: boolean;
    }>;
    bulkUpdate(ids: number[], data: {
        categoryId?: number | null;
    }): Promise<{
        updated: number;
    }>;
    findUncategorized(): Promise<{
        id: number;
        name: string;
        canonicalName: string | null;
    }[]>;
    aiCategorizeBulk(productIds?: number[]): Promise<{
        productId: number;
        productName: string;
        suggestion: object;
    }[]>;
    findPending(): Promise<({
        owner: {
            id: number;
            username: string;
        };
        categoryRef: ({
            parent: {
                name: string;
                id: number;
                parentId: number | null;
            } | null;
        } & {
            name: string;
            id: number;
            parentId: number | null;
        }) | null;
    } & {
        category: string | null;
        status: string;
        name: string;
        categoryId: number | null;
        canonicalName: string | null;
        id: number;
        normalizedName: string;
        isActive: boolean;
        deletedAt: Date | null;
        createdAt: Date;
        updatedAt: Date;
        ownerId: number;
        isPrivate: boolean;
    })[]>;
    createPending(data: CreateProductDto, userId: number): Promise<{
        category: string | null;
        status: string;
        name: string;
        categoryId: number | null;
        canonicalName: string | null;
        id: number;
        normalizedName: string;
        isActive: boolean;
        deletedAt: Date | null;
        createdAt: Date;
        updatedAt: Date;
        ownerId: number;
        isPrivate: boolean;
    }>;
    setStatus(id: number, status: string): import(".prisma/client").Prisma.Prisma__ProductClient<{
        category: string | null;
        status: string;
        name: string;
        categoryId: number | null;
        canonicalName: string | null;
        id: number;
        normalizedName: string;
        isActive: boolean;
        deletedAt: Date | null;
        createdAt: Date;
        updatedAt: Date;
        ownerId: number;
        isPrivate: boolean;
    }, never, import("@prisma/client/runtime/library").DefaultArgs, import(".prisma/client").Prisma.PrismaClientOptions>;
}