Post project completion merge request - ECommerce API

ECommerceApi.JJHH17/ECommerceApi.JJHH17/Controllers/CategoriesController.cs

@@ -0,0 +1,53 @@
+using ECommerceApi.JJHH17.Models;
+using ECommerceApi.JJHH17.Services;
+using Microsoft.AspNetCore.Mvc;
+
+namespace ECommerceApi.JJHH17.Controllers
+{
+    [ApiController]
+    [Route("api/[controller]")]
+    // Example call: http://localhost:5609/api/category/
+    public class CategoriesController : ControllerBase
+    {
+        private readonly ICategoryService _categoryService;
+
+        public CategoriesController(ICategoryService categoryService)
+        {
+            _categoryService = categoryService;
+        }
+
+        [HttpGet]
+        public ActionResult<PagedResponse<CategoryWithProductsDto>> GetAllCategories([FromQuery] Pagination pagination)
+        {
+            if (pagination.PageNumber < 1) pagination.PageNumber = 1;
+            if (pagination.PageSize < 1) pagination.PageSize = 10;
+
+            var allCategories = _categoryService.GetAllCategories();
+
+            var totalRecords = allCategories.Count;
+            var pagedData = allCategories
+                .OrderBy(c => c.CategoryId)
+                .Skip((pagination.PageNumber - 1) * pagination.PageSize)
+                .Take(pagination.PageSize)
+                .ToList();
+
+            return Ok(pagedData);
+        }
+
+        [HttpGet("{id}")]
+        public ActionResult<Category> GetCategoryById(int id)
+        {
+            var result = _categoryService.GetCategoryById(id);
+
+            if (result == null) { return NotFound(); }
+
+            return Ok(result);
+        }
+
+        [HttpPost]
+        public ActionResult<CreateCategoryDto> CreateCategory(CreateCategoryDto category)
+        {
+            return Ok(_categoryService.CreateCategory(category));
+        }
+    }
+}

ECommerceApi.JJHH17/ECommerceApi.JJHH17/Controllers/ProductsController.cs

@@ -0,0 +1,52 @@
+using ECommerceApi.JJHH17.Models;
+using ECommerceApi.JJHH17.Services;
+using Microsoft.AspNetCore.Mvc;
+
+namespace ECommerceApi.JJHH17.Controllers
+{
+    [ApiController]
+    [Route("api/[controller]")]
+    // Example call: http://localhost:5609/api/product/
+    public class ProductsController : ControllerBase
+    {
+        private readonly IProductService _productService;
+        public ProductsController(IProductService productService)
+        {
+            _productService = productService;
+        }
+
+        [HttpGet]
+        public ActionResult<PagedResponse<GetProductsDto>> GetAllProducts([FromQuery] Pagination pagination)
+        {
+            if (pagination.PageNumber < 1) pagination.PageNumber = 1;
+            if (pagination.PageSize < 1) pagination.PageSize = 10;
+
+            var allProducts = _productService.GetAllProducts();
+
+            var totalRecords = allProducts.Count;
+            var pagedData = allProducts
+                .OrderBy(c => c.productId)
+                .Skip((pagination.PageNumber - 1) * pagination.PageSize)
+                .Take(pagination.PageSize)
+                .ToList();
+
+            return Ok(pagedData);
+        }
+
+        [HttpGet("{id}")]
+        public ActionResult<Product> GetProductById(int id)
+        {
+            var result = _productService.GetProductById(id);
+
+            if (result == null) { return NotFound(); }
+
+            return Ok(result);
+        }
+
+        [HttpPost]
+        public ActionResult<CreateProductDto> CreateProduct(CreateProductDto product)
+        {
+            return Ok(_productService.CreateProduct(product));
+        }
+    }
+}

ECommerceApi.JJHH17/ECommerceApi.JJHH17/Controllers/SalesController.cs

@@ -0,0 +1,79 @@
+using ECommerceApi.JJHH17.Models;
+using ECommerceApi.JJHH17.Services;
+using Microsoft.AspNetCore.Mvc;
+
+namespace ECommerceApi.JJHH17.Controllers
+{
+    [ApiController]
+    [Route("api/[controller]")]
+    // Example call: http://localhost:5609/api/sale/
+    public class SalesController : ControllerBase
+    {
+        private readonly ISaleService _saleService;
+        public SalesController(ISaleService saleService)
+        {
+            _saleService = saleService;
+        }
+
+        [HttpGet]
+        public ActionResult<PagedResponse<GetProductsDto>> GetAllSales([FromQuery] Pagination pagination)
+        {
+            if (pagination.PageNumber < 1) pagination.PageNumber = 1;
+            if (pagination.PageSize < 1) pagination.PageSize = 10;
+
+            var allSales = _saleService.GetAllSales();
+
+            var totalRecords = allSales.Count;
+            var pagedData = allSales
+                .OrderBy(c => c.SaleId)
+                .Skip((pagination.PageNumber - 1) * pagination.PageSize)
+                .Take(pagination.PageSize)
+                .ToList();
+
+            return Ok(pagedData);
+        }
+
+        [HttpGet("{id}")]
+        public ActionResult<Sale> GetSaleById(int id)
+        {
+            var result = _saleService.GetSaleById(id);
+
+            if (result == null) { return NotFound(); }
+
+            return Ok(result);
+        }
+
+        [HttpPost]
+        public ActionResult<SaleWithProductsDto> CreateSale([FromBody] CreateSaleDto sale)
+        {
+            try
+            {
+                var created = _saleService.CreateSale(sale);
+
+                var dto = new SaleWithProductsDto(
+                    created.SaleId,
+                    created.ItemCount,
+                    created.SalePrice,
+                    created.Products
+                        .OrderBy(p => p.ProductName)
+                        .Select(p => new ProductDto(p.ProductId, p.ProductName, p.Price))
+                        .ToList()
+                    );
+
+                return CreatedAtAction(nameof(GetSaleById), new { id = created.SaleId }, dto);
+            }
+            catch (ArgumentNullException e)
+            {
+                return BadRequest(new { error = e.Message });
+            }
+            catch (ArgumentException ex)
+            {
+                return BadRequest(new { error = ex.Message });
+            }
+            catch (InvalidOperationException ex)
+            {
+                return NotFound(new { error = ex.Message });
+            }
+        }
+    }
+}