"use strict";
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exports.OrdersService = void 0;
const common_1 = require("@nestjs/common");
const typeorm_1 = require("@nestjs/typeorm");
const typeorm_2 = require("typeorm");
const order_entity_1 = require("./entities/order.entity");
const order_item_entity_1 = require("./entities/order-item.entity");
let OrdersService = class OrdersService {
    constructor(orderRepo, orderItemRepo) {
        this.orderRepo = orderRepo;
        this.orderItemRepo = orderItemRepo;
    }
    generateOrderNumber() {
        const now = new Date();
        const dateStr = now.toISOString().slice(2, 10).replace(/-/g, '');
        const random = Math.floor(Math.random() * 1000).toString().padStart(3, '0');
        return `P${dateStr}-${random}`;
    }
    async create(tenantId, dto) {
        let subtotal = 0;
        const items = dto.items.map((item) => {
            const itemSubtotal = item.quantity * item.unitPrice;
            subtotal += itemSubtotal;
            return {
                ...item,
                subtotal: itemSubtotal,
            };
        });
        const deliveryFee = dto.deliveryFee || 0;
        const discountAmount = dto.discountAmount || 0;
        const total = subtotal + deliveryFee - discountAmount;
        const order = this.orderRepo.create({
            tenantId,
            orderNumber: this.generateOrderNumber(),
            customerId: dto.customerId,
            channel: dto.channel || order_entity_1.OrderChannel.WHATSAPP,
            orderType: dto.orderType,
            subtotal,
            deliveryFee,
            discountAmount,
            total,
            deliveryAddress: dto.deliveryAddress,
            deliveryNotes: dto.deliveryNotes,
            customerNotes: dto.customerNotes,
            paymentMethod: dto.paymentMethod,
            status: order_entity_1.OrderStatus.PENDING,
            items: items.map((item) => this.orderItemRepo.create(item)),
        });
        return this.orderRepo.save(order);
    }
    async findAll(tenantId, status) {
        const where = { tenantId };
        if (status) {
            where.status = status;
        }
        return this.orderRepo.find({
            where,
            relations: ['items', 'customer'],
            order: { createdAt: 'DESC' },
        });
    }
    async findOne(tenantId, id) {
        const order = await this.orderRepo.findOne({
            where: { id, tenantId },
            relations: ['items', 'customer'],
        });
        if (!order) {
            throw new common_1.NotFoundException('Pedido no encontrado');
        }
        return order;
    }
    async findByOrderNumber(tenantId, orderNumber) {
        const order = await this.orderRepo.findOne({
            where: { orderNumber, tenantId },
            relations: ['items', 'customer'],
        });
        if (!order) {
            throw new common_1.NotFoundException('Pedido no encontrado');
        }
        return order;
    }
    async getActiveOrders(tenantId) {
        return this.orderRepo.find({
            where: [
                { tenantId, status: order_entity_1.OrderStatus.PENDING },
                { tenantId, status: order_entity_1.OrderStatus.CONFIRMED },
                { tenantId, status: order_entity_1.OrderStatus.PREPARING },
                { tenantId, status: order_entity_1.OrderStatus.READY },
            ],
            relations: ['items', 'customer'],
            order: { createdAt: 'ASC' },
        });
    }
    async getTodayOrders(tenantId) {
        const today = new Date();
        today.setHours(0, 0, 0, 0);
        const tomorrow = new Date(today);
        tomorrow.setDate(tomorrow.getDate() + 1);
        return this.orderRepo.find({
            where: {
                tenantId,
                createdAt: (0, typeorm_2.Between)(today, tomorrow),
            },
            relations: ['items', 'customer'],
            order: { createdAt: 'DESC' },
        });
    }
    async updateStatus(tenantId, id, dto) {
        const order = await this.findOne(tenantId, id);
        this.validateStatusTransition(order.status, dto.status);
        order.status = dto.status;
        const now = new Date();
        switch (dto.status) {
            case order_entity_1.OrderStatus.CONFIRMED:
                order.confirmedAt = now;
                break;
            case order_entity_1.OrderStatus.PREPARING:
                order.preparingAt = now;
                break;
            case order_entity_1.OrderStatus.READY:
                order.readyAt = now;
                break;
            case order_entity_1.OrderStatus.COMPLETED:
            case order_entity_1.OrderStatus.DELIVERED:
                order.completedAt = now;
                break;
            case order_entity_1.OrderStatus.CANCELLED:
                order.cancelledAt = now;
                order.cancelledReason = dto.reason;
                break;
        }
        if (dto.internalNotes) {
            order.internalNotes = dto.internalNotes;
        }
        return this.orderRepo.save(order);
    }
    validateStatusTransition(currentStatus, newStatus) {
        const validTransitions = {
            [order_entity_1.OrderStatus.PENDING]: [order_entity_1.OrderStatus.CONFIRMED, order_entity_1.OrderStatus.CANCELLED],
            [order_entity_1.OrderStatus.CONFIRMED]: [order_entity_1.OrderStatus.PREPARING, order_entity_1.OrderStatus.CANCELLED],
            [order_entity_1.OrderStatus.PREPARING]: [order_entity_1.OrderStatus.READY, order_entity_1.OrderStatus.CANCELLED],
            [order_entity_1.OrderStatus.READY]: [order_entity_1.OrderStatus.DELIVERED, order_entity_1.OrderStatus.COMPLETED, order_entity_1.OrderStatus.CANCELLED],
            [order_entity_1.OrderStatus.DELIVERED]: [order_entity_1.OrderStatus.COMPLETED],
            [order_entity_1.OrderStatus.COMPLETED]: [],
            [order_entity_1.OrderStatus.CANCELLED]: [],
        };
        if (!validTransitions[currentStatus].includes(newStatus)) {
            throw new common_1.BadRequestException(`No se puede cambiar de ${currentStatus} a ${newStatus}`);
        }
    }
    async getOrderStats(tenantId) {
        const today = new Date();
        today.setHours(0, 0, 0, 0);
        const tomorrow = new Date(today);
        tomorrow.setDate(tomorrow.getDate() + 1);
        const [todayOrders, pendingCount, preparingCount, readyCount,] = await Promise.all([
            this.orderRepo.count({
                where: { tenantId, createdAt: (0, typeorm_2.Between)(today, tomorrow) },
            }),
            this.orderRepo.count({ where: { tenantId, status: order_entity_1.OrderStatus.PENDING } }),
            this.orderRepo.count({ where: { tenantId, status: order_entity_1.OrderStatus.PREPARING } }),
            this.orderRepo.count({ where: { tenantId, status: order_entity_1.OrderStatus.READY } }),
        ]);
        const todaySales = await this.orderRepo
            .createQueryBuilder('order')
            .select('SUM(order.total)', 'total')
            .where('order.tenant_id = :tenantId', { tenantId })
            .andWhere('order.created_at >= :today', { today })
            .andWhere('order.created_at < :tomorrow', { tomorrow })
            .andWhere('order.status NOT IN (:...statuses)', {
            statuses: [order_entity_1.OrderStatus.CANCELLED],
        })
            .getRawOne();
        return {
            todayOrders,
            todaySales: Number(todaySales?.total) || 0,
            pending: pendingCount,
            preparing: preparingCount,
            ready: readyCount,
            activeTotal: pendingCount + preparingCount + readyCount,
        };
    }
};
exports.OrdersService = OrdersService;
exports.OrdersService = OrdersService = __decorate([
    (0, common_1.Injectable)(),
    __param(0, (0, typeorm_1.InjectRepository)(order_entity_1.Order)),
    __param(1, (0, typeorm_1.InjectRepository)(order_item_entity_1.OrderItem)),
    __metadata("design:paramtypes", [typeorm_2.Repository,
        typeorm_2.Repository])
], OrdersService);
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