Add code generation.

Replaces the client and server controller implementations with generated code from the shared project.

EstusShots.Server/Controllers/BaseController.cs

@@ -0,0 +1,45 @@
+using System;
+using System.Threading.Tasks;
+using EstusShots.Shared.Interfaces;
+using EstusShots.Shared.Models;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.Extensions.Logging;
+
+namespace EstusShots.Server.Controllers
+{
+    /// <summary>
+    /// Base class for all API controllers.
+    /// Contains shared methods and properties that get used by the generated code.
+    /// </summary>
+    public abstract class BaseController : ControllerBase
+    {
+        private readonly ILogger _logger;
+
+        protected BaseController(ILogger logger)
+        {
+            _logger = logger;
+        }
+        
+        /// <summary>
+        /// Generic method to handle the boilerplate code when calling an api service.
+        /// </summary>
+        /// <param name="serviceCall">Function that calls an API service</param>
+        /// <typeparam name="T">A response parameter that implements <see cref="IApiResponse"/></typeparam>
+        /// <returns>An <see cref="ApiResponse{T}"/></returns>
+        protected async Task<ApiResponse<T>> ServiceCall<T>(Func<Task<ApiResponse<T>>> serviceCall)
+            where T : class, IApiResponse, new()
+        {
+            try
+            {
+                if (!ModelState.IsValid) _logger.LogError($"Model invalid");
+                _logger.LogInformation($"Request received from client '{Request.HttpContext.Connection.RemoteIpAddress}'");
+                return await serviceCall();
+            }
+            catch (Exception e)
+            {
+                _logger.LogError(e, "Exception Occured");
+                return new ApiResponse<T>(new OperationResult(e));
+            }
+        }
+    }
+}