freshyo/apps/backend/src/apis/admin-apis/apis/product.controller.ts
2026-03-12 19:26:21 +05:30

316 lines
No EOL
9.6 KiB
TypeScript

import { Request, Response } from "express";
import { db } from "@/src/db/db_index";
import { productInfo, units, specialDeals, productTags } from "@/src/db/schema";
import { eq, inArray } from "drizzle-orm";
import { ApiError } from "@/src/lib/api-error";
import { imageUploadS3, getOriginalUrlFromSignedUrl } from "@/src/lib/s3-client";
import { deleteS3Image } from "@/src/lib/delete-image";
import type { SpecialDeal } from "@/src/db/types";
import { initializeAllStores } from '@/src/stores/store-initializer';
import { createProductsFile } from '@/src/lib/cloud_cache';
type CreateDeal = {
quantity: number;
price: number;
validTill: string;
};
/**
* Create a new product
*/
export const createProduct = async (req: Request, res: Response) => {
const { name, shortDescription, longDescription, unitId, storeId, price, marketPrice, incrementStep, productQuantity, isSuspended, isFlashAvailable, flashPrice, deals, tagIds } = req.body;
// Validate required fields
if (!name || !unitId || !storeId || !price) {
throw new ApiError("Name, unitId, storeId, and price are required", 400);
}
// Check for duplicate name
const existingProduct = await db.query.productInfo.findFirst({
where: eq(productInfo.name, name.trim()),
});
if (existingProduct) {
throw new ApiError("A product with this name already exists", 400);
}
// Check if unit exists
const unit = await db.query.units.findFirst({
where: eq(units.id, unitId),
});
if (!unit) {
throw new ApiError("Invalid unit ID", 400);
}
// Extract images from req.files
const images = (req.files as Express.Multer.File[])?.filter(item => item.fieldname === 'images');
let uploadedImageUrls: string[] = [];
if (images && Array.isArray(images)) {
const imageUploadPromises = images.map((file, index) => {
const key = `product-images/${Date.now()}-${index}`;
return imageUploadS3(file.buffer, file.mimetype, key);
});
uploadedImageUrls = await Promise.all(imageUploadPromises);
}
// Create product
const productData: any = {
name,
shortDescription,
longDescription,
unitId,
storeId,
price,
marketPrice,
incrementStep: incrementStep || 1,
productQuantity: productQuantity || 1,
isSuspended: isSuspended || false,
isFlashAvailable: isFlashAvailable || false,
images: uploadedImageUrls,
};
if (flashPrice) {
productData.flashPrice = parseFloat(flashPrice);
}
const [newProduct] = await db
.insert(productInfo)
.values(productData)
.returning();
// Handle deals if provided
let createdDeals: SpecialDeal[] = [];
if (deals && Array.isArray(deals)) {
const dealInserts = deals.map((deal: CreateDeal) => ({
productId: newProduct.id,
quantity: deal.quantity.toString(),
price: deal.price.toString(),
validTill: new Date(deal.validTill),
}));
createdDeals = await db
.insert(specialDeals)
.values(dealInserts)
.returning();
}
// Handle tag assignments if provided
if (tagIds && Array.isArray(tagIds)) {
const tagAssociations = tagIds.map((tagId: number) => ({
productId: newProduct.id,
tagId,
}));
await db.insert(productTags).values(tagAssociations);
}
// Reinitialize stores to reflect changes
await initializeAllStores();
// Send response first
res.status(201).json({
product: newProduct,
deals: createdDeals,
message: "Product created successfully",
});
// Then regenerate products cache (fire-and-forget)
createProductsFile().catch(error => {
console.error('Failed to regenerate products cache after create:', error)
})
};
/**
* Update a product
*/
export const updateProduct = async (req: Request, res: Response) => {
const { id } = req.params;
const { name, shortDescription, longDescription, unitId, storeId, price, marketPrice, incrementStep, productQuantity, isSuspended, isFlashAvailable, flashPrice, deals:dealsRaw, imagesToDelete:imagesToDeleteRaw, tagIds } = req.body;
const deals = dealsRaw ? JSON.parse(dealsRaw) : null;
const imagesToDelete = imagesToDeleteRaw ? JSON.parse(imagesToDeleteRaw) : [];
if (!name || !unitId || !storeId || !price) {
throw new ApiError("Name, unitId, storeId, and price are required", 400);
}
// Check if unit exists
const unit = await db.query.units.findFirst({
where: eq(units.id, unitId),
});
if (!unit) {
throw new ApiError("Invalid unit ID", 400);
}
// Get current product to handle image updates
const currentProduct = await db.query.productInfo.findFirst({
where: eq(productInfo.id, parseInt(id)),
});
if (!currentProduct) {
throw new ApiError("Product not found", 404);
}
// Handle image deletions
let currentImages = (currentProduct.images as string[]) || [];
if (imagesToDelete && imagesToDelete.length > 0) {
// Convert signed URLs to original S3 URLs for comparison
const originalUrlsToDelete = imagesToDelete
.map((signedUrl: string) => getOriginalUrlFromSignedUrl(signedUrl))
.filter(Boolean); // Remove nulls
// Find which stored images match the ones to delete
const imagesToRemoveFromDb = currentImages.filter(storedUrl =>
originalUrlsToDelete.includes(storedUrl)
);
// Delete the matching images from S3
const deletePromises = imagesToRemoveFromDb.map(imageUrl => deleteS3Image(imageUrl));
await Promise.all(deletePromises);
// Remove deleted images from current images array
currentImages = currentImages.filter(img => !imagesToRemoveFromDb.includes(img));
}
// Extract new images from req.files
const images = (req.files as Express.Multer.File[])?.filter(item => item.fieldname === 'images');
let uploadedImageUrls: string[] = [];
if (images && Array.isArray(images)) {
const imageUploadPromises = images.map((file, index) => {
const key = `product-images/${Date.now()}-${index}`;
return imageUploadS3(file.buffer, file.mimetype, key);
});
uploadedImageUrls = await Promise.all(imageUploadPromises);
}
// Combine remaining current images with new uploaded images
const finalImages = [...currentImages, ...uploadedImageUrls];
const updateData: any = {
name,
shortDescription,
longDescription,
unitId,
storeId,
price,
marketPrice,
incrementStep: incrementStep || 1,
productQuantity: productQuantity || 1,
isSuspended: isSuspended || false,
images: finalImages.length > 0 ? finalImages : undefined,
};
if (isFlashAvailable !== undefined) {
updateData.isFlashAvailable = isFlashAvailable;
}
if (flashPrice !== undefined) {
updateData.flashPrice = flashPrice ? parseFloat(flashPrice) : null;
}
const [updatedProduct] = await db
.update(productInfo)
.set(updateData)
.where(eq(productInfo.id, parseInt(id)))
.returning();
if (!updatedProduct) {
throw new ApiError("Product not found", 404);
}
// Handle deals if provided
if (deals && Array.isArray(deals)) {
// Get existing deals
const existingDeals = await db.query.specialDeals.findMany({
where: eq(specialDeals.productId, parseInt(id)),
});
// Create maps for comparison
const existingDealsMap = new Map(existingDeals.map(deal => [`${deal.quantity}-${deal.price}`, deal]));
const newDealsMap = new Map(deals.map((deal: CreateDeal) => [`${deal.quantity}-${deal.price}`, deal]));
// Find deals to add, update, and remove
const dealsToAdd = deals.filter((deal: CreateDeal) => {
const key = `${deal.quantity}-${deal.price}`;
return !existingDealsMap.has(key);
});
const dealsToRemove = existingDeals.filter(deal => {
const key = `${deal.quantity}-${deal.price}`;
return !newDealsMap.has(key);
});
const dealsToUpdate = deals.filter((deal: CreateDeal) => {
const key = `${deal.quantity}-${deal.price}`;
const existing = existingDealsMap.get(key);
return existing && existing.validTill.toISOString().split('T')[0] !== deal.validTill;
});
// Remove old deals
if (dealsToRemove.length > 0) {
await db.delete(specialDeals).where(
inArray(specialDeals.id, dealsToRemove.map(deal => deal.id))
);
}
// Add new deals
if (dealsToAdd.length > 0) {
const dealInserts = dealsToAdd.map((deal: CreateDeal) => ({
productId: parseInt(id),
quantity: deal.quantity.toString(),
price: deal.price.toString(),
validTill: new Date(deal.validTill),
}));
await db.insert(specialDeals).values(dealInserts);
}
// Update existing deals
for (const deal of dealsToUpdate) {
const key = `${deal.quantity}-${deal.price}`;
const existingDeal = existingDealsMap.get(key);
if (existingDeal) {
await db.update(specialDeals)
.set({ validTill: new Date(deal.validTill) })
.where(eq(specialDeals.id, existingDeal.id));
}
}
}
// Handle tag assignments if provided
// if (tagIds && Array.isArray(tagIds)) {
if (tagIds && Boolean(tagIds)) {
// Remove existing tags
await db.delete(productTags).where(eq(productTags.productId, parseInt(id)));
const tagIdsArray = Array.isArray(tagIds) ? tagIds : [+tagIds]
// Add new tags
const tagAssociations = tagIdsArray.map((tagId: number) => ({
productId: parseInt(id),
tagId,
}));
await db.insert(productTags).values(tagAssociations);
}
// Reinitialize stores to reflect changes
await initializeAllStores();
// Send response first
res.status(200).json({
product: updatedProduct,
message: "Product updated successfully",
});
// Then regenerate products cache (fire-and-forget)
createProductsFile().catch(error => {
console.error('Failed to regenerate products cache after update:', error)
})
};