MRB webassembly

MesaFabApproval.API/Controllers/CustomerController.cs

@@ -0,0 +1,57 @@
+using MesaFabApproval.API.Services;
+using MesaFabApproval.Shared.Models;
+using MesaFabApproval.Shared.Services;
+
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.Extensions.Caching.Memory;
+
+namespace MesaFabApproval.API.Controllers;
+
+[ApiController]
+[Authorize]
+public class CustomerController : ControllerBase {
+    private readonly ILogger<CustomerController> _logger;
+    private readonly IMonInWorkerClient _monInClient;
+    private readonly IMemoryCache _cache;
+    private readonly ICustomerService _customerService;
+
+    public CustomerController(ILogger<CustomerController> logger, IMonInWorkerClient monInClient, IMemoryCache cache, ICustomerService customerService) {
+        _logger = logger ?? throw new ArgumentNullException("ILogger not injected");
+        _monInClient = monInClient ?? throw new ArgumentNullException("IMonInWorkerClient not injected");
+        _cache = cache ?? throw new ArgumentNullException("IMemoryCache not injected");
+        _customerService = customerService ?? throw new ArgumentNullException("ICustomerService");
+    }
+
+    [HttpGet]
+    [Route("customer/all")]
+    public async Task<IActionResult> GetAllCustomerNames() {
+        DateTime start = DateTime.Now;
+        bool isInternalError = false;
+        string errorMessage = "";
+
+        try {
+            _logger.LogInformation("Attempting to get all customer names");
+
+            IEnumerable<string> customerNames = await _customerService.GetCustomerNames();
+
+            return Ok(customerNames);
+        } catch (Exception ex) {
+            isInternalError = true;
+            errorMessage = $"Cannot get user by LoginID, because {ex.Message}";
+            return Problem(errorMessage);
+        } finally {
+            string metricName = "GetAllCustomerNames";
+            DateTime end = DateTime.Now;
+            double millisecondsDiff = (end - start).TotalMilliseconds;
+            _monInClient.PostAverage(metricName + "Latency", millisecondsDiff);
+
+            if (isInternalError) {
+                _logger.LogError(errorMessage);
+                _monInClient.PostStatus(metricName, StatusValue.Critical);
+            } else {
+                _monInClient.PostStatus(metricName, StatusValue.Ok);
+            }
+        }
+    }
+}