Merge pull request #40 from atlp-rwanda/187354255-create-product

Feature for enabling product to be created by seller

src/controllers/categoriesController.ts

@@ -0,0 +1,19 @@
+import { Request, Response } from 'express';
+import { Category, CategoryCreationAttributes } from '../database/models/Category';
+import logger from '../logs/config';
+
+export const createCategory = async (req: Request, res: Response) => {
+  try {
+    const { name, description } = req.body as CategoryCreationAttributes;
+    await Category.create({
+      name,
+      description,
+    });
+    res.status(201).json({ ok: true, message: 'New category created successully!' });
+  } catch (error) {
+    if (error instanceof Error) {
+      logger.error(error.message);
+    }
+    res.status(500).json({ error: 'Failed to create category' });
+  }
+};

src/controllers/productsController.ts

@@ -0,0 +1,71 @@
+/* eslint-disable @typescript-eslint/no-explicit-any */
+import { Request, Response } from 'express';
+import uploadImage from '../helpers/claudinary';
+import { sendInternalErrorResponse } from '../validations';
+import { Product, ProductAttributes } from '../database/models/Product';
+import { Size, SizeAttributes } from '../database/models/Size';
+
+export const createProduct = async (req: Request, res: Response) => {
+  try {
+    const { name, description, colors } = req.body as ProductAttributes;
+    const { categoryId } = req.params;
+    const seller = (await req.user) as any;
+    const sellerId = seller.id;
+
+    // when products exists
+    const thisProductExists = await Product.findOne({ where: { name } });
+
+    if (thisProductExists) {
+      return res.status(400).json({
+        ok: false,
+        message: 'This Product already exists, You can update the stock levels instead.',
+        data: thisProductExists,
+      });
+    }
+    // handle images
+    const productImages = ['asdf', 'asdf', 'asdf', 'asdf'];
+    const images: unknown = req.files;
+    if (images instanceof Array && images.length > 3) {
+      for (const image of images) {
+        const imageBuffer: Buffer = image.buffer;
+        const url = await uploadImage(imageBuffer);
+        productImages.push(url);
+      }
+    } else {
+      return res.status(400).json({
+        message: 'Product should have at least 4 images',
+      });
+    }
+
+    // create product
+    await Product.create({
+      sellerId,
+      name,
+      description,
+      categoryId,
+      colors,
+      images: productImages,
+    });
+
+    res.status(201).json({
+      ok: true,
+      message: 'Thank you for adding new product in the store!',
+    });
+  } catch (error) {
+    sendInternalErrorResponse(res, error);
+  }
+};
+
+export const createSize = async (req: Request, res: Response) => {
+  try {
+    const { productId } = req.params;
+    const { size, price, discount, expiryDate } = req.body as SizeAttributes;
+    await Size.create({ size, price, discount, expiryDate, productId });
+    res.status(201).json({
+      ok: true,
+      message: 'Product size added successfully',
+    });
+  } catch (error) {
+    sendInternalErrorResponse(res, error);
+  }
+};

src/database/migrations/20240426195145-create-category.js

@@ -0,0 +1,40 @@
+/* eslint-disable @typescript-eslint/no-var-requires */
+'use strict';
+
+const sequelize = require('sequelize');
+
+/** @type {import('sequelize-cli').Migration} */
+module.exports = {
+  async up(queryInterface, Sequelize) {
+    await queryInterface.createTable('categories', {
+      id: {
+        allowNull: false,
+        primaryKey: true,
+        type: Sequelize.UUID,
+        defaultValue: sequelize.UUIDV4,
+        unique: true,
+      },
+      name: {
+        type: Sequelize.STRING,
+        allowNull: false,
+      },
+      description: {
+        type: Sequelize.TEXT,
+        allowNull: true,
+      },
+      createdAt: {
+        allowNull: false,
+        type: Sequelize.DATE,
+        defaultValue: Sequelize.literal('NOW()'),
+      },
+      updatedAt: {
+        allowNull: false,
+        type: Sequelize.DATE,
+        defaultValue: Sequelize.literal('CURRENT_TIMESTAMP'),
+      },
+    });
+  },
+  async down(queryInterface) {
+    await queryInterface.dropTable('categories');
+  },
+};

src/database/migrations/20240429115230-create-product.js

@@ -0,0 +1,68 @@
+/* eslint-disable @typescript-eslint/no-var-requires */
+'use strict';
+
+const sequelize = require('sequelize');
+
+/** @type {import('sequelize-cli').Migration} */
+module.exports = {
+  async up(queryInterface, Sequelize) {
+    await queryInterface.createTable('products', {
+      id: {
+        allowNull: false,
+        primaryKey: true,
+        type: Sequelize.UUID,
+        defaultValue: sequelize.UUIDV4,
+      },
+      name: {
+        type: Sequelize.STRING,
+        allowNull: false,
+      },
+      description: {
+        type: Sequelize.TEXT,
+        allowNull: false,
+      },
+      images: {
+        type: Sequelize.ARRAY(Sequelize.STRING),
+        allowNull: false,
+      },
+      colors: {
+        type: Sequelize.ARRAY(Sequelize.STRING),
+        allowNull: true,
+      },
+      sellerId: {
+        type: Sequelize.UUID,
+        references: {
+          model: 'Users',
+          key: 'id',
+        },
+        onDelete: 'CASCADE',
+        onUpdate: 'CASCADE',
+        allowNull: false,
+      },
+      categoryId: {
+        type: Sequelize.UUID,
+        allowNull: false,
+        references: {
+          model: 'categories',
+          key: 'id',
+        },
+        onUpdate: 'CASCADE',
+        onDelete: 'CASCADE',
+      },
+      createdAt: {
+        allowNull: false,
+        type: Sequelize.DATE,
+        defaultValue: Sequelize.literal('NOW()'),
+      },
+      updatedAt: {
+        allowNull: false,
+        type: Sequelize.DATE,
+        defaultValue: Sequelize.literal('CURRENT_TIMESTAMP'),
+      },
+    });
+  },
+  async down(queryInterface) {
+    await queryInterface.dropTable('product_sizes');
+    await queryInterface.dropTable('products');
+  },
+};

src/database/migrations/20240501004030-create-size.js

@@ -0,0 +1,61 @@
+/* eslint-disable @typescript-eslint/no-var-requires */
+'use strict';
+
+const sequelize = require('sequelize');
+
+/** @type {import('sequelize-cli').Migration} */
+module.exports = {
+  async up(queryInterface, Sequelize) {
+    await queryInterface.createTable('sizes', {
+      id: {
+        allowNull: false,
+        primaryKey: true,
+        type: Sequelize.UUID,
+        defaultValue: sequelize.UUIDV4,
+      },
+      size: {
+        type: Sequelize.STRING,
+        allowNull: true,
+      },
+      price: {
+        type: Sequelize.FLOAT,
+        allowNull: false,
+      },
+      quantity: {
+        type: Sequelize.INTEGER,
+        defaultValue: 1,
+      },
+      discount: {
+        type: Sequelize.FLOAT,
+        allowNull: true,
+      },
+      expiryDate: {
+        type: Sequelize.DATE,
+        allowNull: true,
+      },
+      productId: {
+        type: Sequelize.UUID,
+        references: {
+          model: 'products',
+          key: 'id',
+        },
+        onDelete: 'CASCADE',
+        onUpdate: 'CASCADE',
+        allowNull: false,
+      },
+      createdAt: {
+        allowNull: false,
+        type: Sequelize.DATE,
+        defaultValue: Sequelize.literal('NOW()'),
+      },
+      updatedAt: {
+        allowNull: false,
+        type: Sequelize.DATE,
+        defaultValue: Sequelize.literal('CURRENT_TIMESTAMP'),
+      },
+    });
+  },
+  async down(queryInterface) {
+    await queryInterface.dropTable('sizes');
+  },
+};

src/database/models/Category.ts

@@ -0,0 +1,42 @@
+import { Model, Optional, DataTypes, UUIDV4 } from 'sequelize';
+import sequelize from './index';
+
+interface CategoryAttributes {
+  id: number;
+  name: string;
+  description?: string;
+}
+
+export interface CategoryCreationAttributes extends Optional<CategoryAttributes, 'id'> {}
+
+export class Category extends Model<CategoryAttributes, CategoryCreationAttributes> implements CategoryAttributes {
+  public id!: number;
+  public name!: string;
+  public description!: string;
+  public sizes!: string[];
+}
+
+Category.init(
+  {
+    id: {
+      type: DataTypes.UUID,
+      defaultValue: UUIDV4,
+      primaryKey: true,
+      autoIncrement: true,
+    },
+    name: {
+      type: DataTypes.STRING,
+      allowNull: false,
+    },
+    description: {
+      type: DataTypes.TEXT,
+      allowNull: true,
+    },
+  },
+  {
+    sequelize,
+    modelName: 'Category',
+    tableName: 'categories',
+    timestamps: true,
+  }
+);

src/database/models/Product.ts

@@ -0,0 +1,78 @@
+import { Model, DataTypes } from 'sequelize';
+import sequelize from './index';
+import { UUIDV4 } from 'sequelize';
+import { Category } from './Category';
+import { Size } from './Size';
+
+export interface ProductAttributes {
+  id?: string;
+  sellerId: string;
+  name: string;
+  description: string;
+  images: string[];
+  colors?: string[];
+  categoryId: string;
+  createdAt?: Date;
+  updatedAt?: Date;
+}
+
+export class Product extends Model<ProductAttributes> implements ProductAttributes {
+  public id!: string;
+  public sellerId!: string;
+  public name!: string;
+  public description!: string;
+  public categoryId!: string;
+  public images!: string[];
+  public colors!: string[];
+  public readonly createdAt!: Date | undefined;
+  public readonly updatedAt!: Date | undefined;
+}
+
+Product.init(
+  {
+    id: {
+      type: DataTypes.UUID,
+      defaultValue: UUIDV4,
+      primaryKey: true,
+      unique: true,
+    },
+    name: {
+      type: DataTypes.STRING,
+      allowNull: false,
+    },
+    description: {
+      type: DataTypes.TEXT,
+      allowNull: false,
+    },
+    colors: {
+      type: DataTypes.ARRAY(DataTypes.STRING),
+      allowNull: true,
+    },
+    images: {
+      type: DataTypes.ARRAY(DataTypes.STRING),
+      allowNull: false,
+    },
+    sellerId: {
+      type: DataTypes.UUID,
+      references: {
+        model: 'Users',
+        key: 'id',
+      },
+      onDelete: 'CASCADE',
+      onUpdate: 'CASCADE',
+      allowNull: false,
+    },
+    categoryId: {
+      type: DataTypes.UUID,
+      references: {
+        model: 'Category',
+        key: 'id',
+      },
+    },
+  },
+  { sequelize: sequelize, timestamps: true, modelName: 'Product', tableName: 'products' }
+);
+
+Product.belongsTo(Category, { foreignKey: 'categoryId' });
+
+Product.hasMany(Size, { foreignKey: 'productId' });