Add CompanyTable controller/service

DrinkRateAPI/ApiModels/CompanyTable/CompanyTableGet.cs

@@ -0,0 +1,8 @@
+namespace DrinkRateAPI.ApiModels.CompanyTable;
+
+public class CompanyTableGet
+{
+    public string CompanyTableName { get; set; }
+    public string CompanyTableId  { get; set; }
+    public string ProductTableId { get; set; }
+}

DrinkRateAPI/Controllers/CompanyTableController.cs

@@ -0,0 +1,24 @@
+using DrinkRateAPI.ApiModels.CompanyTable;
+using DrinkRateAPI.Services;
+using Microsoft.AspNetCore.Mvc;
+
+namespace DrinkRateAPI.Controllers;
+
+[ApiController]
+[Route("companyTables")]
+public class CompanyTableController : ControllerBase
+{
+    private CompanyTableService _companyTableService;
+
+    public CompanyTableController(CompanyTableService companyTableService)
+    {
+        _companyTableService = companyTableService;
+    }
+
+    [HttpGet("{companyTableName}")]
+    [Produces("application/json")]
+    public async Task<CompanyTableGet> GetCompanyTable([FromRoute] string companyTableName)
+    {
+        return await _companyTableService.GetCompanyTable(companyTableName);
+    }
+}

DrinkRateAPI/Program.cs

@@ -59,6 +59,7 @@ builder.Services.AddDbContext<ApplicationDbContext>();
 builder.Services.AddScoped<ApplicationUserService>();
 builder.Services.AddScoped<UserProfileService>();
 builder.Services.AddScoped<ProductTableService>();
+builder.Services.AddScoped<CompanyTableService>();
 builder.Services.AddScoped<ProductCompanyTableCoupleService>();
 
 var app = builder.Build();

DrinkRateAPI/Services/CompanyTableService.cs

@@ -0,0 +1,38 @@
+using DrinkRateAPI.ApiModels.CompanyTable;
+using DrinkRateAPI.Contexts;
+using DrinkRateAPI.Exceptions;
+using Microsoft.EntityFrameworkCore;
+
+namespace DrinkRateAPI.Services;
+
+public class CompanyTableService(ApplicationDbContext context)
+{
+    private ApplicationDbContext _context = context;
+
+    public async Task<CompanyTableGet> GetCompanyTable(string companyTableName)
+    {
+        if (string.IsNullOrWhiteSpace(companyTableName))
+        {
+            throw new BadRequestException("Company table name cannot be null or empty.");
+        }
+
+        try
+        {
+            var companyTable =
+                await _context.CompanyTable.Include(dbCompanyTable => dbCompanyTable.ProductTable)
+                    .FirstOrDefaultAsync(x => x.CompanyTableName == companyTableName) ??
+                throw new NotFoundException($"Company table with the name {companyTableName} not found.");
+
+            return new CompanyTableGet
+            {
+                CompanyTableName = companyTable.CompanyTableName,
+                CompanyTableId = companyTable.Id.ToString(),
+                ProductTableId = companyTable.ProductTable.Id.ToString(),
+            };
+        }
+        catch (ArgumentNullException _)
+        {
+            throw new BadRequestException("Company table name cannot be null or empty.");
+        }
+    }
+}