[英]How to scale controllers with angular
我有一些棱角分明的應用程序,這真的很容易。 我將所有內容都放入一個控制器中,但是我想將其拆分為多個控制器,因此每個控制器都應執行屬於它的操作,而在一個控制器中沒有很多具有不同含義的不同功能。
這是一個代碼:
var videoApp = angular.module('videoApp', ['videoAppFilters', 'ui.unique', 'angularUtils.directives.dirPagination']);
videoApp.controller('VideoListCtrl', function ($scope, $http, $filter) {
$scope.getFilteredResults = function (category, data, callback) {
callback = callback ||$filter('articleFilter');
$scope.videos = callback(category, data);
return $scope.videos;
};
$scope.setPageSize = function (pageSize) {
$scope.pageSize = pageSize;
return $scope.pageSize;
};
$scope.addFavorite = function (data, key) {
localStorage.setItem(key, data);
$scope.getFilteredResults(data, $scope.allData);
return alert(key + " "+ data + " was added to your favorite list.");
};
$scope.addSelectedClass = function (event) {
if($(event.target).hasClass("selected") == true)
{
$(event.target).removeClass("selected");
} else {
$(".selected").removeClass("selected");
$(event.target).addClass("selected");
}
};
$scope.formatDate = function (dateString) {
var date = new Date(parseInt(dateString));
return date.toDateString();
};
$scope.cacheLoad = function (url, allowCache) {
if(allowCache == false || localStorage.getItem(url) && (parseInt(localStorage.getItem(url + 'time')) + 20000) < (new Date().getTime()) || (!localStorage.getItem(url) )) {
$http.get(url).success(function (data) {
$scope.allData = data;
$scope.videos = data;
if(localStorage.getItem('category')) {
$scope.videos = $scope.getFilteredResults(localStorage.getItem('category'), $scope.allData);
} else {
$scope.videos = data;
}
$scope.categories = $filter('categoryFilter')(data);
if(allowCache == true && parseInt(localStorage.getItem(url + 'time')) + 20000 < (new Date().getTime() )) {
localStorage.setItem(url, JSON.stringify(data));
localStorage.setItem(url + 'time', new Date().getTime());
}
});
} else {
$scope.allData = JSON.parse(localStorage.getItem(url));
$scope.videos = JSON.parse(localStorage.getItem(url));
$scope.categories = $filter('categoryFilter')(JSON.parse(localStorage.getItem(url)));
}
};
$scope.pageSize = 12;
$scope.cacheLoad('http://academy.tutoky.com/api/json.php', true);
});
那么,如何將其拆分為多個控制器以及如何在它們之間傳遞數據?
您可以將其拆分為服務,例如,以下項目可能是代碼中的服務,然后將依賴項注入到控制器中:
您可能還想將以下項目設為過濾器或指令:
{{ date | formatDate }}
{{ date | formatDate }}
或<div formatDate>{{ date }}</div>
您可能也可以去除pageSize,但這取決於您想要的粒度。
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