Merge pull request #140 from StuartFerguson/task/#139_addgetcontracttoclient

Added GetContract method to client

Author: StuartFerguson

EstateManagement.Client/EstateClient.cs

@@ -607,6 +607,52 @@ public async Task<List<ContractResponse>> GetContracts(String accessToken,
             return response;
         }
 
+        /// <summary>
+        /// Gets the contracts.
+        /// </summary>
+        /// <param name="accessToken">The access token.</param>
+        /// <param name="estateId">The estate identifier.</param>
+        /// <param name="contractId">The contract identifier.</param>
+        /// <param name="includeProducts"></param>
+        /// <param name="includeProductsWithFees"></param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        /// <returns></returns>
+        public async Task<ContractResponse> GetContract(String accessToken,
+                                                               Guid estateId,
+                                                               Guid contractId,
+                                                               Boolean includeProducts,
+                                                               Boolean includeProductsWithFees,
+                                                               CancellationToken cancellationToken)
+        {
+            ContractResponse response = null;
+
+            String requestUri = this.BuildRequestUrl($"/api/estates/{estateId}/contracts/{contractId}?includeProducts={includeProducts}&includeProductsWithFees={includeProductsWithFees}");
+
+            try
+            {
+                // Add the access token to the client headers
+                this.HttpClient.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Bearer", accessToken);
+
+                // Make the Http Call here
+                HttpResponseMessage httpResponse = await this.HttpClient.GetAsync(requestUri, cancellationToken);
+
+                // Process the response
+                String content = await this.HandleResponse(httpResponse, cancellationToken);
+
+                // call was successful so now deserialise the body to the response object
+                response = JsonConvert.DeserializeObject<ContractResponse>(content);
+            }
+            catch (Exception ex)
+            {
+                // An exception has occurred, add some additional information to the message
+                Exception exception = new Exception($"Error getting contract {contractId} for estate {estateId}.", ex);
+
+                throw exception;
+            }
+
+            return response;
+        }
+
         /// <summary>
         /// Gets the estate.
         /// </summary>

EstateManagement.Client/IEstateClient.cs

@@ -183,6 +183,21 @@ Task<List<ContractResponse>> GetContracts(String accessToken,
                                                   Guid estateId,
                                                   CancellationToken cancellationToken);
 
+        /// <summary>
+        /// Gets the contract.
+        /// </summary>
+        /// <param name="accessToken">The access token.</param>
+        /// <param name="estateId">The estate identifier.</param>
+        /// <param name="contractId">The contract identifier.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        /// <returns></returns>
+        Task<ContractResponse> GetContract(String accessToken,
+                                                  Guid estateId,
+                                                  Guid contractId,
+                                                  Boolean includeProducts,
+                                                  Boolean includeProductsWithFees,
+                                                  CancellationToken cancellationToken);
+
         /// <summary>
         /// Gets the estate.
         /// </summary>