feat(container): add a deletion generic handler used for container/network deletion

app/components/container/containerController.js

@@ -121,11 +121,21 @@ function ($scope, $state, $stateParams, $filter, Container, ContainerCommit, Ima
   $scope.remove = function () {
     $('#loadingViewSpinner').show();
     Container.remove({id: $stateParams.id}, function (d) {
-      $state.go('containers', {}, {reload: true});
-      Messages.send("Container removed", $stateParams.id);
+      if (d.message) {
+        $('#loadingViewSpinner').hide();
+        Messages.send("Error", d.message);
+      }
+      else {
+        $state.go('containers', {}, {reload: true});
+        Messages.send("Container removed", $stateParams.id);
+      }
     }, function (e) {
+      if (e.data.message) {
+        Messages.error("Failure", e.data.message);
+      } else {
+        Messages.error("Failure", 'Unable to remove container');
+      }
       update();
-      Messages.error("Failure", "Container failed to remove." + e.data);
     });
   };
 

app/components/containers/containersController.js

@@ -71,16 +71,19 @@ function ($scope, Container, ContainerHelper, Info, Settings, Messages, Config,
         }
         else if (action === Container.remove) {
           action({id: c.Id}, function (d) {
-            var error = errorMsgFilter(d);
-            if (error) {
-              Messages.send("Error", "Unable to remove running container");
+            if (d.message) {
+              Messages.send("Error", d.message);
             }
             else {
               Messages.send("Container " + msg, c.Id);
             }
             complete();
           }, function (e) {
-            Messages.error("Failure", e.data);
+            if (e.data.message) {
+              Messages.error("Failure", e.data.message);
+            } else {
+              Messages.error("Failure", 'Unable to remove container');
+            }
             complete();
           });
         }

app/shared/responseHandlers.js

@@ -21,6 +21,29 @@ function jsonObjectsToArrayHandler(data) {
   return angular.fromJson(str);
 }
 
+// The Docker API often returns an empty string on success (Docker 1.9 -> Docker 1.12).
+// On error, it returns either an error message as a string (Docker < 1.12) or a JSON object with the field message
+// container the error (Docker = 1.12).
+// This handler returns an empty object on success or a newly created JSON object with
+// the field message containing the error message on failure.
+// Used by the API in: container deletion, network deletion.
+function deleteGenericHandler(data) {
+  var response = {};
+  // No data is returned when deletion is successful (Docker 1.9 -> 1.12)
+  if (!data) {
+    return response;
+  }
+  // A string is returned on failure (Docker < 1.12)
+  else if (!isJSON(data)) {
+    response.message = data;
+  }
+  // Docker 1.12 returns a valid JSON object when an error occurs
+  else {
+    response = angular.fromJson(data);
+  }
+  return response;
+}
+
 // Image delete API returns an array on success (Docker 1.9 -> Docker 1.12).
 // On error, it returns either an error message as a string (Docker < 1.12) or a JSON object with the field message
 // container the error (Docker = 1.12).
@@ -43,26 +66,3 @@ function deleteImageHandler(data) {
   }
   return response;
 }
-
-// Network delete API returns an empty string on success (Docker 1.9 -> Docker 1.12).
-// On error, it returns either an error message as a string (Docker < 1.12) or a JSON object with the field message
-// container the error (Docker = 1.12).
-// This handler returns an empty object on success or a newly created JSON object with
-// the field message containing the error message on failure.
-function deleteNetworkHandler(data) {
-  var response = {};
-  // No data is returned when deletion is successful (Docker 1.9 -> 1.12)
-  if (!data) {
-    return response;
-  }
-  // A string is returned when an error occurs (Docker < 1.12)
-  else if (data && !isJSON(data)) {
-    response.message = data;
-    return response;
-  }
-  // Docker 1.12 returns a valid JSON object when an error occurs
-  else {
-    response = angular.fromJson(data);
-  }
-  return response;
-}

app/shared/services.js

@@ -16,7 +16,10 @@ angular.module('uifordocker.services', ['ngResource', 'ngSanitize'])
             unpause: {method: 'POST', params: {id: '@id', action: 'unpause'}},
             changes: {method: 'GET', params: {action: 'changes'}, isArray: true},
             create: {method: 'POST', params: {action: 'create'}},
-            remove: {method: 'DELETE', params: {id: '@id', v: 0}},
+            remove: {
+              method: 'DELETE', params: {id: '@id', v: 0},
+              transformResponse: deleteGenericHandler
+            },
             rename: {method: 'POST', params: {id: '@id', action: 'rename', name: '@name'}},
             stats: {method: 'GET', params: {id: '@id', stream: false, action: 'stats'}, timeout: 5000},
             exec: {method: 'POST', params: {id: '@id', action: 'exec'}}
@@ -135,7 +138,7 @@ angular.module('uifordocker.services', ['ngResource', 'ngSanitize'])
             query: {method: 'GET', isArray: true},
             get: {method: 'GET'},
             create: {method: 'POST', params: {action: 'create'}},
-            remove: { method: 'DELETE', transformResponse: deleteNetworkHandler },
+            remove: { method: 'DELETE', transformResponse: deleteGenericHandler },
             connect: {method: 'POST', params: {action: 'connect'}},
             disconnect: {method: 'POST', params: {action: 'disconnect'}}
         });