/* Set the defaults for DataTables initialisation */

$.extend( true, $.fn.dataTable.defaults, {
	"sDom": "<'row'<'col-md-6 col-sm-12'l><'col-md-6 col-sm-12'f>r><'table-scrollable't><'row'<'col-md-5 col-sm-12'i><'col-md-7 col-sm-12'p>>", // horizobtal scrollable datatable
	//"sDom": "<'row'<'col-md-6 col-sm-12'l><'col-md-6 col-sm-12'f>r>t<'row'<'col-md-5 col-sm-12'i><'col-md-7 col-sm-12'p>>", // defaukt datatable without  horizobtal scroll
	"sPaginationType": "bootstrap",
	"oLanguage": {
		"sLengthMenu": " _MENU_ records ",
	}
} );


/* Default class modification */

$.extend( $.fn.dataTableExt.oStdClasses, {
	"sWrapper": "dataTables_wrapper"
} );


/* API method to get paging information */

$.fn.dataTableExt.oApi.fnPagingInfo = function ( oSettings )
{
	return {
		"iStart":         oSettings._iDisplayStart,
		"iEnd":           oSettings.fnDisplayEnd(),
		"iLength":        oSettings._iDisplayLength,
		"iTotal":         oSettings.fnRecordsTotal(),
		"iFilteredTotal": oSettings.fnRecordsDisplay(),
		"iPage":          Math.ceil( oSettings._iDisplayStart / oSettings._iDisplayLength ),
		"iTotalPages":    Math.ceil( oSettings.fnRecordsDisplay() / oSettings._iDisplayLength )
	};
};


/* Bootstrap style pagination control */
$.extend( $.fn.dataTableExt.oPagination, {
	"bootstrap": {
		"fnInit": function( oSettings, nPaging, fnDraw ) {
			var oLang = oSettings.oLanguage.oPaginate;
			var fnClickHandler = function ( e ) {
				e.preventDefault();
				if ( oSettings.oApi._fnPageChange(oSettings, e.data.action) ) {
					fnDraw( oSettings );
				}
			};

			// pagination with prev, next link icons
			$(nPaging).append(
				'<ul class="pagination">'+
					'<li class="prev disabled"><a href="#" title="'+oLang.sPrevious+'"><i class="fa fa-angle-left"></i></a></li>'+
					'<li class="next disabled"><a href="#" title="'+oLang.sNext+'"><i class="fa fa-angle-right"></i></a></li>'+
				'</ul>'
			);

			var els = $('a', nPaging);
			$(els[0]).bind( 'click.DT', { action: "previous" }, fnClickHandler );
			$(els[1]).bind( 'click.DT', { action: "next" }, fnClickHandler );
		},

		"fnUpdate": function ( oSettings, fnDraw ) {
			var iListLength = 5;
			var oPaging = oSettings.oInstance.fnPagingInfo();
			var an = oSettings.aanFeatures.p;
			var i, j, sClass, iStart, iEnd, iHalf=Math.floor(iListLength/2);

			if ( oPaging.iTotalPages < iListLength) {
				iStart = 1;
				iEnd = oPaging.iTotalPages;
			}
			else if ( oPaging.iPage <= iHalf ) {
				iStart = 1;
				iEnd = iListLength;
			} else if ( oPaging.iPage >= (oPaging.iTotalPages-iHalf) ) {
				iStart = oPaging.iTotalPages - iListLength + 1;
				iEnd = oPaging.iTotalPages;
			} else {
				iStart = oPaging.iPage - iHalf + 1;
				iEnd = iStart + iListLength - 1;
			}

			for ( i=0, iLen=an.length ; i<iLen ; i++ ) {

                if (oPaging.iTotalPages < 0) {
                    $('.pagination', an[i]).css('visibility', 'hidden');
                } else {
                    $('.pagination', an[i]).css('visibility', 'visible');
                }

				// Remove the middle elements
				$('li:gt(0)', an[i]).filter(':not(:last)').remove();

				// Add the new list items and their event handlers
				for ( j=iStart ; j<=iEnd ; j++ ) {
					sClass = (j==oPaging.iPage+1) ? 'class="active"' : '';
					$('<li '+sClass+'><a href="#">'+j+'</a></li>')
						.insertBefore( $('li:last', an[i])[0] )
						.bind('click', function (e) {
							e.preventDefault();
							oSettings._iDisplayStart = (parseInt($('a', this).text(),10)-1) * oPaging.iLength;
							fnDraw( oSettings );
						} );
				}

				// Add / remove disabled classes from the static elements
				if ( oPaging.iPage === 0 ) {
					$('li:first', an[i]).addClass('disabled');
				} else {
					$('li:first', an[i]).removeClass('disabled');
				}

				if ( oPaging.iPage === oPaging.iTotalPages-1 || oPaging.iTotalPages === 0 ) {
					$('li:last', an[i]).addClass('disabled');
				} else {
					$('li:last', an[i]).removeClass('disabled');
				}
			}
		}
	}
} );

/* Bootstrap style full number pagination control */
$.extend( $.fn.dataTableExt.oPagination, {
    "bootstrap_full_number": {
        "fnInit": function( oSettings, nPaging, fnDraw ) {
            var oLang = oSettings.oLanguage.oPaginate;
            var fnClickHandler = function ( e ) {
                e.preventDefault();
                if ( oSettings.oApi._fnPageChange(oSettings, e.data.action) ) {
                    fnDraw( oSettings );
                }
            };
 
            $(nPaging).append(
                '<ul class="pagination">' +
                    '<li class="prev disabled"><a href="#" title="' + oLang.sFirst + '"><i class="fa fa-angle-double-left"></i></a></li>' +
                    '<li class="prev disabled"><a href="#" title="' + oLang.sPrevious + '"><i class="fa fa-angle-left"></i></a></li>'+
                    '<li class="next disabled"><a href="#" title="' + oLang.sNext + '"><i class="fa fa-angle-right"></i></a></li>' +
                    '<li class="next disabled"><a href="#" title="' + oLang.sLast + '"><i class="fa fa-angle-double-right"></i></a></li>' +
                '</ul>'
            );
            var els = $('a', nPaging);
            $(els[0]).bind('click.DT', { action: "first" }, fnClickHandler);
            $(els[1]).bind( 'click.DT', { action: "previous" }, fnClickHandler );
            $(els[2]).bind('click.DT', { action: "next" }, fnClickHandler);
            $(els[3]).bind('click.DT', { action: "last" }, fnClickHandler);
        },
 
        "fnUpdate": function ( oSettings, fnDraw ) {
            var iListLength = 5;
            var oPaging = oSettings.oInstance.fnPagingInfo();
            var an = oSettings.aanFeatures.p;
            var i, j, sClass, iStart, iEnd, iHalf=Math.floor(iListLength/2);
 
            if ( oPaging.iTotalPages < iListLength) {
                iStart = 1;
                iEnd = oPaging.iTotalPages;
            }
            else if ( oPaging.iPage <= iHalf ) {
                iStart = 1;
                iEnd = iListLength;
            } else if ( oPaging.iPage >= (oPaging.iTotalPages-iHalf) ) {
                iStart = oPaging.iTotalPages - iListLength + 1;
                iEnd = oPaging.iTotalPages;
            } else {
                iStart = oPaging.iPage - iHalf + 1;
                iEnd = iStart + iListLength - 1;
            }
 
            
 
            for ( i=0, iLen=an.length ; i<iLen ; i++ ) {
                if (oPaging.iTotalPages < 0) {
                    $('.pagination', an[i]).css('visibility', 'hidden');
                } else {
                    $('.pagination', an[i]).css('visibility', 'visible');
                }

                // Remove the middle elements
                $('li:gt(1)', an[i]).filter(':not(.next)').remove();
 
                // Add the new list items and their event handlers
                for ( j=iStart ; j<=iEnd ; j++ ) {
                 sClass = (j==oPaging.iPage+1) ? 'class="active"' : '';
                    $('<li '+sClass+'><a href="#">'+j+'</a></li>')
                        .insertBefore( $('li.next:first', an[i])[0] )
                        .bind('click', function (e) {
                            e.preventDefault();
                            oSettings._iDisplayStart = (parseInt($('a', this).text(),10)-1) * oPaging.iLength;
                            fnDraw( oSettings );
                        } );
                }
 
                // Add / remove disabled classes from the static elements
                if ( oPaging.iPage === 0 ) {
                    $('li.prev', an[i]).addClass('disabled');
                } else {
                    $('li.prev', an[i]).removeClass('disabled');
                }
 
                if ( oPaging.iPage === oPaging.iTotalPages-1 || oPaging.iTotalPages === 0 ) {
                    $('li.next', an[i]).addClass('disabled');
                } else {
                    $('li.next', an[i]).removeClass('disabled');
                }
            }
        }
    }
} );

/* Bootstrap style full number pagination control */
$.extend( $.fn.dataTableExt.oPagination, {
    "bootstrap_extended": {
        "fnInit": function( oSettings, nPaging, fnDraw ) {
            var oLang = oSettings.oLanguage.oPaginate;
            var oPaging = oSettings.oInstance.fnPagingInfo();

            var fnClickHandler = function ( e ) {
                e.preventDefault();
                if ( oSettings.oApi._fnPageChange(oSettings, e.data.action) ) {
                    fnDraw( oSettings );
                }
            };
 
            $(nPaging).append(
                '<div class="pagination-panel"> ' + oLang.sPage + ' ' +
                '<a href="#" class="btn btn-sm default prev disabled" title="' + oLang.sPrevious + '"><i class="fa fa-angle-left"></i></a>' +
                '<input type="text" class="pagination-panel-input form-control input-mini input-inline input-sm" maxlenght="5" style="text-align:center; margin: 0 5px;">' + 
                '<a href="#" class="btn btn-sm default next disabled" title="' + oLang.sNext + '"><i class="fa fa-angle-right"></i></a> ' +
                oLang.sPageOf + ' <span class="pagination-panel-total"></span>' +
                '</div>'
            );

            var els = $('a', nPaging);
            
            $(els[0]).bind('click.DT', { action: "previous" }, fnClickHandler );
            $(els[1]).bind('click.DT', { action: "next" }, fnClickHandler);

            $('.pagination-panel-input', nPaging).bind('change.DT', function(e) {
            	var oPaging = oSettings.oInstance.fnPagingInfo();
            	e.preventDefault();
            	var page = parseInt($(this).val());
            	if (page > 0 && page < oPaging.iTotalPages) {
            		if ( oSettings.oApi._fnPageChange(oSettings, page-1) ) {
		               fnDraw( oSettings );
		            }
            	} else {
					$(this).val(oPaging.iPage + 1);
            	}
            });

            $('.pagination-panel-input', nPaging).bind('keypress.DT', function(e) {
            	var oPaging = oSettings.oInstance.fnPagingInfo();
            	if (e.which == 13) {
            		var page = parseInt($(this).val());
            		if (page > 0 && page < oSettings.oInstance.fnPagingInfo().iTotalPages) {
            			if ( oSettings.oApi._fnPageChange(oSettings, page-1) ) {
		                    fnDraw( oSettings );
		                }
            		} else {
            			$(this).val(oPaging.iPage + 1);
            		}
            		e.preventDefault();	  
            	}                 	
            });
        },
 
        "fnUpdate": function ( oSettings, fnDraw ) {
            var iListLength = 5;
            var oPaging = oSettings.oInstance.fnPagingInfo();
            var an = oSettings.aanFeatures.p;
            var i, j, sClass, iStart, iEnd, iHalf=Math.floor(iListLength/2);
 
            if ( oPaging.iTotalPages < iListLength) {
                iStart = 1;
                iEnd = oPaging.iTotalPages;
            }
            else if ( oPaging.iPage <= iHalf ) {
                iStart = 1;
                iEnd = iListLength;
            } else if ( oPaging.iPage >= (oPaging.iTotalPages-iHalf) ) {
                iStart = oPaging.iTotalPages - iListLength + 1;
                iEnd = oPaging.iTotalPages;
            } else {
                iStart = oPaging.iPage - iHalf + 1;
                iEnd = iStart + iListLength - 1;
            }


            for ( i=0, iLen=an.length ; i<iLen ; i++ ) {
                var wrapper = $(an[i]).parents(".dataTables_wrapper");

                if (oPaging.iTotalPages <= 0) {
                    $('.pagination-panel, .dataTables_length', wrapper).hide();
                } else {
                    $('.pagination-panel, .dataTables_length', wrapper).show();
                }
 
                $('.pagination-panel-total', an[i]).html(oPaging.iTotalPages);
                $('.pagination-panel-input', an[i]).val(oPaging.iPage + 1);
 
                 // Remove the middle elements
                $('li:gt(1)', an[i]).filter(':not(.next)').remove();
 
                // Add the new list items and their event handlers
                for ( j=iStart ; j<=iEnd ; j++ ) {
                 sClass = (j==oPaging.iPage+1) ? 'class="active"' : '';
                    $('<li '+sClass+'><a href="#">'+j+'</a></li>')
                        .insertBefore( $('li.next:first', an[i])[0] )
                        .bind('click', function (e) {
                            e.preventDefault();
                            oSettings._iDisplayStart = (parseInt($('a', this).text(),10)-1) * oPaging.iLength;
                            fnDraw( oSettings );
                        } );
                }
 
                // Add / remove disabled classes from the static elements
                if ( oPaging.iPage === 0 ) {
                    $('a.prev', an[i]).addClass('disabled');
                } else {
                    $('a.prev', an[i]).removeClass('disabled');
                }
 
                if ( oPaging.iPage === oPaging.iTotalPages-1 || oPaging.iTotalPages === 0 ) {
                    $('a.next', an[i]).addClass('disabled');
                } else {
                    $('a.next', an[i]).removeClass('disabled');
                }
            }
        }
    }
} );

/*
 * TableTools Bootstrap compatibility
 * Required TableTools 2.1+
 */
if ( $.fn.DataTable.TableTools ) {
	// Set the classes that TableTools uses to something suitable for Bootstrap
	$.extend( true, $.fn.DataTable.TableTools.classes, {
		"container": "btn-group",
		"buttons": {
			"normal": "btn default",
			"disabled": "btn disabled"
		},
		"collection": {
			"container": "DTTT_dropdown dropdown-menu",
			"buttons": {
				"normal": "",
				"disabled": "disabled"
			}
		}
	} );

	// Have the collection use a bootstrap compatible dropdown
	$.extend( true, $.fn.DataTable.TableTools.DEFAULTS.oTags, {
		"collection": {
			"container": "ul",
			"button": "li",
			"liner": "a"
		}
	} );
}