(function (module) {

    'use strict';
    module.filter('offset', function() {
        return function(input, start) {
            if(input){
                start = parseInt(start, 10);
                return input.slice(start);
            }
            return input;
        };
    });

})(angular.module('offset-filter',[]));


(function (module) {
    'use strict';

    module.directive('pagination', [function () {

        var htmlTemplate = [
            '<ul class="pagination">',
            '<li ng-class="prevPageDisabled()">',
            '<a href="javascript:void(0);" ng-click="prevPage()">« Prev</a>',
            '</li>',
            '<li ng-repeat="n in range()" ng-class="{active: n == currentPage}" ng-click="setPage(n)">',
            '<a href="javascript:void(0);">{{n+1}}</a>',
            '</li>',
            '<li ng-class="nextPageDisabled()">',
            '<a  href="javascript:void(0);" ng-click="nextPage()">Next »</a>',
            '</li>',
            '</ul>'].join('');

        return {
            restrict: 'E',
            scope: {
                currentPage: '=',
                total: '=',
                itemsPerPage: '='
            },
            template: htmlTemplate,
            link: function (scope,el,attr) {
                console.log(attr.total);
                scope.pageCount = function() {
                        return Math.ceil(attr.total/scope.itemsPerPage)-1;
                };

                scope.range = function() {
                    var ret = [];
                    for (var i=0; i<scope.pageCount(); i++) {
                        ret.push(i);
                    }
                    return ret;
                };

                scope.prevPage = function() {
                    if (scope.currentPage > 0) {
                        scope.currentPage--;
                    }
                };

                scope.prevPageDisabled = function() {
                    return scope.currentPage === 0 ? "disabled" : "";
                };

                scope.nextPage = function() {
                    if (scope.currentPage < scope.pageCount() - 1) {
                        scope.currentPage++;
                    }
                };

                scope.nextPageDisabled = function() {
                    return scope.currentPage === scope.pageCount() - 1 ? "disabled" : "";
                };

                scope.pageCount = function() {
                    return Math.ceil(scope.total/scope.itemsPerPage);
                };

                scope.setPage = function(n) {
                    scope.currentPage = n;
                };
            }
        }
    }]);

})(angular.module('pagination-directive', []));