<commit_before>(function(angular, undefined) {
'use strict';

var djngModule = angular.module('djng.forms-set', ['djng.forms']);


// Directive ``<ANY djng-forms-set upload-url="/rest/endpoint" ...>``, optionally with a REST endpoint.
// Use this as a wrapper around self validating <form ...> or <ANY ng-form ...> elements (see
// directive below), so that we can use a proceed/submit button outside of the ``<form ...>`` elements.
// Whenever one of those forms does not validate, that button can be rendered as:
// ``<button ng-click="update(some_action)" ng-disabled="setIsInvalid">Submit</button>``
djngModule.directive('djngFormsSet', function() {
	return {
		require: 'djngFormsSet',
		scope: true,
		controller: ['$scope', '$http', '$window', 'djangoForm', function($scope, $http, $window, djangoForm) {
			var self = this;

			// a map of booleans keeping the validation state for each of the child forms
			this.digestValidatedForms = {};

			// dictionary of form names mapping their model scopes
			this.digestUploadScope = {};

			// check each child form's $valid state and reduce it to one single state scope.setIsValid
			this.reduceValidation = function(formId, formIsValid) {
				self.digestValidatedForms[formId] = formIsValid;
				$scope.setIsValid = true;
				angular.forEach(self.digestValidatedForms, function(validatedForm) {
					$scope.setIsValid = $scope.setIsValid && validatedForm;
				});
				$scope.setIsInvalid = !$scope.setIsValid;
			};

			this.uploadScope = function(deferred, method, extraData) {
				var data = {};
				if (!self.uploadURL)
					throw new Error("Can not upload form data: Missing attribute 'upload-url'.");

				// merge the data from various scope entities into one data object
				if (extraData) {
					angular.merge(data, extraData);
				}
				angular.forEach(self.digestUploadScope, function(scopeModels) {
					var modelScopeData = {};
					angular.forEach(scopeModels, function(scopeModel) {
						var value = $scope.$eval(scopeModel);
						if (value) {
							modelScopeData[scopeModel] = value;
							angular.merge(data, modelScopeData);
						}
					});
				});

				// submit data from all forms below this endpoint to the server
				$http({
					url: self.uploadURL,
					method: method,
					data: data
				}).then(function(response) {
					deferred.resolve(response);
				}, function(response) {
					angular.forEach(self.digestUploadScope, function(scopeModel, formName) {
						djangoForm.setErrors($scope[formName], response.data[formName].errors);
					});
					deferred.reject(response);
				});
			};
		}],
		link: function(scope, element, attrs, formsSetController) {
			if (attrs.uploadUrl) {
				formsSetController.uploadURL = attrs.uploadUrl;
			}
		}
	};
});


// This directive enriches AngularJS's internal form-controllers if they are wrapped inside a <ANY djng-forms-set ...>
// directive. One purpose is to summarize the validity of the given forms, so that buttons rendered outside of the
// <form ...> elements but inside the <djng-forms-set ...> element can check the validity of all forms using.
// For this check, the scope provides the attributes ``setIsValid`` and ``setIsInvalid`` which shall be used
// inside the submission button:
// ``<button type="button" ng-disabled="setIsInvalid" ng-click="update()">Submit</button>``
// Another purpose of this directive is to summarize the scope-models of the given forms, so that the scope can
// be uploaded to the endpoint URL using one submission.
djngModule.directive('form', ['$timeout', function($timeout) {
	return {
		restrict: 'E',
		require: ['^?djngFormsSet', 'form'],
		priority: 1,
		link: function(scope, element, attrs, controllers) {
			var formsSetController = controllers[0], formController = controllers[1];

			if (!formsSetController)
				return;  // not for forms outside <ANY djng-forms-set></ANY djng-forms-set>

			if (!attrs.name)
				throw new Error("Each <form> embedded inside a <djng-forms-set> must identify itself by name.")

			// create new isolated scope for this form
			scope = scope.$new(true);

			element.find('input').on('keyup change', function() {
				// delay until validation is ready
				$timeout(reduceValidation);
			});
			element.find('select').on('change', function() {
				$timeout(reduceValidation);
			});
			element.find('textarea').on('blur', function() {
				$timeout(reduceValidation);
			});

			// delay first evaluation until form is fully validated
			$timeout(reduceValidation);

			function reduceValidation() {
				formsSetController.reduceValidation(scope.$id, formController.$valid);
			}
		}
	};
}]);


// All directives `ng-model` which are used inside  `<ANY djng-forms-set>...</ANY djng-forms-set>`,
// must keep track on the scope parts, which later shall be uploaded to the server.
djngModule.directive('ngModel', function($timeout) {
	var varnameRegex = 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	return {
		restrict: 'A',
		require: ['^?djngFormsSet', '^?form'],
		link: function(scope, element, attrs, controllers) {
			var formsSetController = controllers[0], formController = controllers[1], digestUploadScope, formScope;

			if (!formsSetController)
				return;  // not for `ng-model`s outside <djng-forms-set>...</djng-forms-set>

			digestUploadScope = formsSetController.digestUploadScope;
			if (!angular.isArray(digestUploadScope[formController.$name])) {
				digestUploadScope[formController.$name] = [];
			}
			formScope = attrs.ngModel.match(varnameRegex);
			if (formScope) {
				digestUploadScope[formController.$name].push(formScope[0]);
			}
		}
	};
});


// This directive enriches the button element if it is wrapped inside a <ANY djng-forms-set ...> directive.
// It adds three functions to its scope ``create``, ``update`` and ``delete`` which shall be used to invoke a POST,
// PUT or DELETE request on the forms-set endpoint URL.
// Optionally one can add ``extra-data="..."`` to this button element, in order to pass further information
// to the given endpoint.
djngModule.directive('button', ['$q', '$window', function($q, $window) {
	// This function is a noop returning a the promise of the given deferred object for further
	// processing. Its only purpose is to add a hook in case intermediate asynchronous operations
	// are required, as in the case of the external form used by djangoshop-stripe.
	function prepare(deferred) {
		deferred.resolve();
		return deferred.promise;
	}

	return {
		restrict: 'E',
		require: '^?djngFormsSet',
		scope: true,
		link: function(scope, element, attrs, formsSetController) {
			if (!formsSetController)
				return;  // not for buttons outside <ANY djng-forms-set></ANY djng-forms-set>

			scope.create = function() {
				var deferred = $q.defer();
				formsSetController.uploadScope(deferred, 'POST', scope.djngExtraData);
				return deferred.promise;
			};

			scope.update = function() {
				var deferred = $q.defer();
				formsSetController.uploadScope(deferred, 'PUT', scope.djngExtraData);
				return deferred.promise;
			};

			scope.delete = function() {
				var deferred = $q.defer();
				formsSetController.uploadScope(deferred, 'DELETE', scope.djngExtraData);
				return deferred.promise;
			};

			// Some actions require a lot of time. This function disables the button and
			// replaces existing icons against a spinning wheel.
			scope.disableButton = function() {
				element.attr('disabled', 'disabled');
				angular.forEach(element.find('i'), function(icon) {
					icon = angular.element(icon);
					icon.attr('deactivated-class', icon.attr('class'));
					icon.attr('class', 'glyphicon glyphicon-refresh djng-rotate-animate');
				});
				return {
					then: function() {
						this.then = arguments[0];  // reassign .then() to the user-defined function
					}
				};
			};

			// Remove a previously added spinning wheel and reenable the button.
			scope.reenableButton = function() {
				return function() {
					element.removeAttr('disabled');
					angular.forEach(element.find('i'), function(icon) {
						icon = angular.element(icon);
						if (icon.attr('deactivated-class')) {
							icon.attr('class', icon.attr('deactivated-class'));
							icon.removeAttr('deactivated-class');
						}
					});
				};
			};

			scope.reloadPage = function() {
				return function(response) {
					$window.location.reload();
				};
			};

			scope.redirectTo = function(url) {
				return function(response) {
					if (angular.isDefined(response.data.success_url)) {
						$window.location.assign(response.data.success_url);
					} else {
						$window.location.assign(url);
					}
				};
			};

			// initialize the directive
			if (attrs.extraData) {
				scope.djngExtraData = scope.$eval(attrs.extraData) || attrs.extraData;
			}

		}
	};
}]);


})(window.angular);
<commit_msg>only set validation errors if response.status is 422<commit_after>(function(angular, undefined) {
'use strict';

var djngModule = angular.module('djng.forms-set', ['djng.forms']);


// Directive ``<ANY djng-forms-set upload-url="/rest/endpoint" ...>``, optionally with a REST endpoint.
// Use this as a wrapper around self validating <form ...> or <ANY ng-form ...> elements (see
// directive below), so that we can use a proceed/submit button outside of the ``<form ...>`` elements.
// Whenever one of those forms does not validate, that button can be rendered as:
// ``<button ng-click="update(some_action)" ng-disabled="setIsInvalid">Submit</button>``
djngModule.directive('djngFormsSet', function() {
	return {
		require: 'djngFormsSet',
		scope: true,
		controller: ['$scope', '$http', '$window', 'djangoForm', function($scope, $http, $window, djangoForm) {
			var self = this;

			// a map of booleans keeping the validation state for each of the child forms
			this.digestValidatedForms = {};

			// dictionary of form names mapping their model scopes
			this.digestUploadScope = {};

			// check each child form's $valid state and reduce it to one single state scope.setIsValid
			this.reduceValidation = function(formId, formIsValid) {
				self.digestValidatedForms[formId] = formIsValid;
				$scope.setIsValid = true;
				angular.forEach(self.digestValidatedForms, function(validatedForm) {
					$scope.setIsValid = $scope.setIsValid && validatedForm;
				});
				$scope.setIsInvalid = !$scope.setIsValid;
			};

			this.uploadScope = function(deferred, method, extraData) {
				var data = {};
				if (!self.uploadURL)
					throw new Error("Can not upload form data: Missing attribute 'upload-url'.");

				// merge the data from various scope entities into one data object
				if (extraData) {
					angular.merge(data, extraData);
				}
				angular.forEach(self.digestUploadScope, function(scopeModels) {
					var modelScopeData = {};
					angular.forEach(scopeModels, function(scopeModel) {
						var value = $scope.$eval(scopeModel);
						if (value) {
							modelScopeData[scopeModel] = value;
							angular.merge(data, modelScopeData);
						}
					});
				});

				// submit data from all forms below this endpoint to the server
				$http({
					url: self.uploadURL,
					method: method,
					data: data
				}).then(function(response) {
					deferred.resolve(response);
				}, function(response) {
					if (response.status === 422) {
						angular.forEach(self.digestUploadScope, function(scopeModel, formName) {
							djangoForm.setErrors($scope[formName], response.data[formName].errors);
						});
					}
					deferred.reject(response);
				});
			};
		}],
		link: function(scope, element, attrs, formsSetController) {
			if (attrs.uploadUrl) {
				formsSetController.uploadURL = attrs.uploadUrl;
			}
		}
	};
});


// This directive enriches AngularJS's internal form-controllers if they are wrapped inside a <ANY djng-forms-set ...>
// directive. One purpose is to summarize the validity of the given forms, so that buttons rendered outside of the
// <form ...> elements but inside the <djng-forms-set ...> element can check the validity of all forms using.
// For this check, the scope provides the attributes ``setIsValid`` and ``setIsInvalid`` which shall be used
// inside the submission button:
// ``<button type="button" ng-disabled="setIsInvalid" ng-click="update()">Submit</button>``
// Another purpose of this directive is to summarize the scope-models of the given forms, so that the scope can
// be uploaded to the endpoint URL using one submission.
djngModule.directive('form', ['$timeout', function($timeout) {
	return {
		restrict: 'E',
		require: ['^?djngFormsSet', 'form'],
		priority: 1,
		link: function(scope, element, attrs, controllers) {
			var formsSetController = controllers[0], formController = controllers[1];

			if (!formsSetController)
				return;  // not for forms outside <ANY djng-forms-set></ANY djng-forms-set>

			if (!attrs.name)
				throw new Error("Each <form> embedded inside a <djng-forms-set> must identify itself by name.")

			// create new isolated scope for this form
			scope = scope.$new(true);

			element.find('input').on('keyup change', function() {
				// delay until validation is ready
				$timeout(reduceValidation);
			});
			element.find('select').on('change', function() {
				$timeout(reduceValidation);
			});
			element.find('textarea').on('blur', function() {
				$timeout(reduceValidation);
			});

			// delay first evaluation until form is fully validated
			$timeout(reduceValidation);

			function reduceValidation() {
				formsSetController.reduceValidation(scope.$id, formController.$valid);
			}
		}
	};
}]);


// All directives `ng-model` which are used inside  `<ANY djng-forms-set>...</ANY djng-forms-set>`,
// must keep track on the scope parts, which later shall be uploaded to the server.
djngModule.directive('ngModel', function($timeout) {
	var varnameRegex = 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	return {
		restrict: 'A',
		require: ['^?djngFormsSet', '^?form'],
		link: function(scope, element, attrs, controllers) {
			var formsSetController = controllers[0], formController = controllers[1], digestUploadScope, formScope;

			if (!formsSetController)
				return;  // not for `ng-model`s outside <djng-forms-set>...</djng-forms-set>

			digestUploadScope = formsSetController.digestUploadScope;
			if (!angular.isArray(digestUploadScope[formController.$name])) {
				digestUploadScope[formController.$name] = [];
			}
			formScope = attrs.ngModel.match(varnameRegex);
			if (formScope) {
				digestUploadScope[formController.$name].push(formScope[0]);
			}
		}
	};
});


// This directive enriches the button element if it is wrapped inside a <ANY djng-forms-set ...> directive.
// It adds three functions to its scope ``create``, ``update`` and ``delete`` which shall be used to invoke a POST,
// PUT or DELETE request on the forms-set endpoint URL.
// Optionally one can add ``extra-data="..."`` to this button element, in order to pass further information
// to the given endpoint.
djngModule.directive('button', ['$q', '$window', function($q, $window) {
	// This function is a noop returning a the promise of the given deferred object for further
	// processing. Its only purpose is to add a hook in case intermediate asynchronous operations
	// are required, as in the case of the external form used by djangoshop-stripe.
	function prepare(deferred) {
		deferred.resolve();
		return deferred.promise;
	}

	return {
		restrict: 'E',
		require: '^?djngFormsSet',
		scope: true,
		link: function(scope, element, attrs, formsSetController) {
			if (!formsSetController)
				return;  // not for buttons outside <ANY djng-forms-set></ANY djng-forms-set>

			scope.create = function() {
				var deferred = $q.defer();
				formsSetController.uploadScope(deferred, 'POST', scope.djngExtraData);
				return deferred.promise;
			};

			scope.update = function() {
				var deferred = $q.defer();
				formsSetController.uploadScope(deferred, 'PUT', scope.djngExtraData);
				return deferred.promise;
			};

			scope.delete = function() {
				var deferred = $q.defer();
				formsSetController.uploadScope(deferred, 'DELETE', scope.djngExtraData);
				return deferred.promise;
			};

			// Some actions require a lot of time. This function disables the button and
			// replaces existing icons against a spinning wheel.
			scope.disableButton = function() {
				element.attr('disabled', 'disabled');
				angular.forEach(element.find('i'), function(icon) {
					icon = angular.element(icon);
					icon.attr('deactivated-class', icon.attr('class'));
					icon.attr('class', 'glyphicon glyphicon-refresh djng-rotate-animate');
				});
				return {
					then: function() {
						this.then = arguments[0];  // reassign .then() to the user-defined function
					}
				};
			};

			// Remove a previously added spinning wheel and reenable the button.
			scope.reenableButton = function() {
				return function() {
					element.removeAttr('disabled');
					angular.forEach(element.find('i'), function(icon) {
						icon = angular.element(icon);
						if (icon.attr('deactivated-class')) {
							icon.attr('class', icon.attr('deactivated-class'));
							icon.removeAttr('deactivated-class');
						}
					});
				};
			};

			scope.reloadPage = function() {
				return function(response) {
					$window.location.reload();
				};
			};

			scope.redirectTo = function(url) {
				return function(response) {
					if (angular.isDefined(response.data.success_url)) {
						$window.location.assign(response.data.success_url);
					} else {
						$window.location.assign(url);
					}
				};
			};

			// initialize the directive
			if (attrs.extraData) {
				scope.djngExtraData = scope.$eval(attrs.extraData) || attrs.extraData;
			}

		}
	};
}]);


})(window.angular);

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