/* -------------------------------------
/* @author Martin Nachev
/* SafePost global JavaScript functions
/* ------------------------------------- */
"use strict";

var SPJS = {

	logoutURL:   "logout.html",
	pingURL:     "/ajax/ping.php",
	pingTimeout: 10000,

	/* -----------------------------------------
	/* @author Martin Nachev (20.06.2014)
	/* Send form data via Ajax POST request
	/* URL is taken from form's action attribute
	/* ----------------------------------------- */
	formPost: function( formID, loaderID, action ) {
		var form_   = $( "#" + formID );
		var loader_ = $( "#" + loaderID );

		$.ajax({
			url: form_.attr( "action" ),
			type: "POST",
			data: form_.serialize(),
			beforeSend: function() {
				loader_.show();
			},
			success: function( data ) {
				if ( data == "wrong_token" ) {
					if ( typeof jsMsgToken == "string" ) {
						alert( jsMsgToken );
					}

					// Action page could be in <iframe>
					top.location.href = SPJS.logoutURL;
				}
				else {
					typeof action == "function" ? action( data ) : alert( data );
				}
			},
			complete: function() {
				loader_.hide();
			}
		});
	},

	/* --------------------------------
	/* @author Martin Nachev 19.06.2014
	/* Do Ajax POST request
	/* -------------------------------- */
	doPost: function( url, data, loaderID, action ) {
		var loader_ = $( "#" + loaderID );

		$.ajax({
			url: url,
			type: "POST",
			data: data,
			beforeSend: function() {
				loader_.show();
			},
			success: function( data ) {
				if ( data == "wrong_token" ) {
					if ( typeof jsMsgToken == "string" ) {
						alert( jsMsgToken );
					}
					document.location.href = SPJS.logoutURL;
				}
				else {
					typeof action == "function" ? action( data ) : alert( data );
				}
			},
			complete: function() {
				loader_.hide();
			}
		});
	},

	/* -----------------------------------------------------
	/* @author Martin Nachev 26.06.2014
	/* Show message for short time based on Bootstrap alerts
	/* ----------------------------------------------------- */
	bsToast: function( selector, message, type ) {
		type = type || "info";

		$( selector )
		.attr( "class", "toast alert alert-" + type )
		.html( message )
		.show()
		.delay( 1000 )
		.fadeOut( 600 );
	},

	/* ----------------------------------------------
	/* @author Martin Nachev 13.06.2014
	/* JavaScript version of PHP's htmlspecialchars()
	/* ---------------------------------------------- */
	htmlEscape: function( string ) {
		return $( "<div></div>" ).text( string ).html();
	},

	/* -----------------------------------
	/* @author Martin Nachev (26.08.2014)
	/* ----------------------------------- */
	formatBytes: function( bytes ) {
		var b  = parseInt( bytes );
		var kb = 1024, mb = 1024 * 1024, gb = 1024 * 1024 * 1024;

		if ( b > gb ) {
			return ( b / gb ).toFixed( 2 ) + " Gb";
		}
		else if ( b > mb ) {
			return ( b / mb ).toFixed( 1 ) + " Mb";
		}
		else if ( b > kb ) {
			return ( b / kb ).toFixed( 0 ) + " Kb";
		}
		else {
			return b + " B";
		}
	},

	/* -----------------------------------------
	/* @author Martin Nachev 22.08.2014
	/* JavaScript version of PHP's str_repeat()
	/* ----------------------------------------- */
	strRepeat: function( string, multiplier ) {
		var s = "";

		for( var i = 0; i < multiplier; i++ ) {
			s += string;
		}

		return s;
	},

	setUserInformation: function( data ) {

		var objInfo = $( "#user-information" );

		if ( typeof data != "object" ) {

			objInfo.remove();
			return;
		}

		var objExp = objInfo.find( "[data-role=exp-date]" );
		var objMsg = objInfo.find( "span[data-role=badge-messages]" );
		var objNot = objInfo.find( "span[data-role=badge-notifications]" );
		var objUA = objInfo.find( "[data-role=users-accepted]" );
		var objUB = objInfo.find( "[data-role=users-banned]" );
		var objUD = objInfo.find( "[data-role=users-declined]" );
		var objIN = objInfo.find( "[data-role=invitations]" );
		var objUI = objInfo.find( "[data-role=users-import]" );
     
	  var txtLog = objExp.data( "title" );
 		txtLog = txtLog.replace( "{NAME}", data[ 'nickname' ] );
		txtLog = txtLog.replace( "{DATE}", data[ 'expDate' ] );

		objExp.html( txtLog );
		objMsg.text( data[ 'messages' ] );
		objNot.text( data[ 'notifications' ] );
		objUA.text( data[ 'usersAccepted' ] );
		objUD.text( data[ 'usersDeclined' ] );
		objUB.text( data[ 'usersBanned' ] );
		objIN.text( data[ 'invitations' ] );

		// Set color of the welcome message
		objExp.find( "span" ).attr( "class", "msg-expire-" + data[ 'expDateStatus' ] );

		// Set / reset tooltips
		objInfo.find( "a[data-title]" ).tooltip( "destroy" );
		objMsg.parent().attr( "title", objMsg.parent().data( "title" ) );
		objNot.parent().attr( "title", objNot.parent().data( "title" ) );
		objUA.parent().attr( "title", objUA.parent().data( "title" ).replace( "{CNT}", data[ 'usersAccepted' ] ) );
		objUB.parent().attr( "title", objUB.parent().data( "title" ).replace( "{CNT}", data[ 'usersBanned' ] ) );
		objUD.parent().attr( "title", objUD.parent().data( "title" ).replace( "{CNT}", data[ 'usersDeclined' ] ) );
		objIN.parent().attr( "title", objIN.parent().data( "title" ).replace( "{CNT}", data[ 'invitations' ] ) );
		objUI.parent().attr( "title", objUI.parent().data( "title" ) );
		objInfo.find( "a[data-title]" ).tooltip({ animation: false });

		setTimeout( function() {
			$.getJSON( SPJS.pingURL, function( data ) {
				SPJS.setUserInformation( data );
			});
		}, SPJS.pingTimeout );
	},

	setCookie: function( name, value, exdays ) {

		var d = new Date();
		d.setTime( d.getTime() + ( exdays * 24 * 60 * 60 * 1000 ) );
		var expires = "expires=" + d.toUTCString();
		document.cookie = name + "=" + encodeURIComponent( value ) + "; " + expires + "; path=/";
	},

	getCookie: function( name ) {

		var name = name + "=";
		var ca = document.cookie.split( ";" );

		for( var i = 0; i < ca.length; i++ ) {

			var c = ca[ i ];

			while ( c.charAt( 0 ) == " " ) {
				c = c.substring( 1 );
			}

			if ( c.indexOf( name ) == 0 ) {
				return decodeURIComponent( c.substring( name.length, c.length ) );
			}
		}

		return "";
	},

	removeCookie: function( name ) {
		document.cookie = name + "=; expires=Thu, 01 Jan 1970 00:00:00 UTC";
	},

	httpBuildQuery: function( params ) {

		var p = [];

		for( var i in params ) {
			p.push( i + "=" + encodeURIComponent( params[ i ] ) );
		}

		return p.join( "&" );
	},

	// http://heyjavascript.com/4-creative-ways-to-clone-objects/
	copyObject: function( obj ) {

		if ( obj === null || typeof obj !== "object" ) {
			return obj;
		}
		else {

			var tmp = {};

			for ( var i in obj ) {
				tmp[i] = SPJS.copyObject( obj[i] );
			}

			return tmp;
		}
	},

	sortHtmlElements: function( tagsSelector ) {

		var container = $( tagsSelector ).parent();
		var objsDOM = [];

		$( tagsSelector ).each( function() {
			objsDOM.push( $( this )[0] );
		});

		objsDOM.sort( function( a, b ) {
			return $( a ).text() <= $( b ).text() ? -1 : 1;
		});

		// Remove old elements
		$( tagsSelector ).remove();

		// Add sorted elements
		container.append( $( objsDOM ) );
	}
};