/**
 * This object handles all the javascript related functions for the
 * upgrade wizard in the control panel
 */

var Upgrade = {

	BackupFileName: '',
	TotalProcessCount: 0,
	CurrentProcess: 1,
	ProgressPercent: 0,

	UpdateProcessProgress: function(status, percentage) {
		$('#progressBarPercentage').css('width', parseInt(percentage) + "%");
		$('#progressPercent').html(parseInt(percentage) + "%");
		$('#progressBarStatus').html(status);
	},

	RequestNextUpgrade: function(){
		$.getJSON('remote.php?section=upgrade&action=nextupgrade', function(json){
			if(json['continue']){
				Upgrade.CurrentProcess++;
				Upgrade.ProgressPercent = ((Upgrade.CurrentProcess-1) / Upgrade.TotalProcessCount) * 100;
				Upgrade.UpdateProcessProgress('(Running Process ' + Upgrade.CurrentProcess + ' of ' + Upgrade.TotalProcessCount + ')', Upgrade.ProgressPercent);
				Upgrade.RequestNextUpgrade();
			}else{
				Upgrade.FinishUpgrade(json.hasErrors);
			}
		});
	},

	FinishUpgrade: function(hasErrors) {
		$.iModal.close();
		if(hasErrors){
			$.iModal({type: 'ajax',close: false, url: 'remote.php?section=upgrade&action=finishupgrade', title: 'Upgrade Wizard', width: '500', buttons: '<input type="button" style="font-weight: bold" value="Finish" id="FinishedUpgradeButton" class="Button" disabled="disabled" />' });
		}else{
			$.iModal({type: 'ajax',close: true, url: 'remote.php?section=upgrade&action=finishupgrade', title: 'Upgrade Wizard', width: '500', buttons: '<input type="button" style="font-weight: bold" value="Finish" onclick="window.location.reload();" id="FinishedUpgradeButton" class="Button" />' });
		}
	},

	SupportResolve: function() {
		$.getJSON('remote.php?section=upgrade&action=forceresolve', function(json){
			if(json.success){
				$.iModal.close();
				alert('Error messages cleared, version number updated.');
			}
		});
	},

	ErrorWindow: function(hasErrors) {
		var extraButton = '';
		var objURL = new Object();
		window.location.search.replace( new RegExp( "([^?=&]+)(=([^&]*))?", "g" ), function( $0, $1, $2, $3 ){  objURL[ $1 ] = $3; } );
		if(objURL['support'] == 'yes'){
			extraButton = '<input type="button" style="font-weight: bold" value="Resolve Errors" id="ResolveUpgradeButton" onClick="Upgrade.SupportResolve();" class="Button" />';
		}
		$.iModal({type: 'ajax',close: false, url: 'remote.php?section=upgrade&action=showerrors', title: 'Upgrade Wizard', width: '500', buttons: extraButton + '<input type="button" style="font-weight: bold" value="Finish" id="FinishedUpgradeButton" class="Button" disabled="disabled" />' });
	},

	LaunchWizard: function () {
		$.iModal({type: 'ajax',close: false, url: 'remote.php?section=upgrade&action=showupgrade', title: 'Upgrade Wizard', width: '500', buttons: '<input type="button" style="font-weight: bold" value="Continue" onclick="Upgrade.UpgradeStepTwo();" class="Button" />' });
	},

	UpgradeStepTwo: function () {
		var sendStats = 'yes';
		if(!$('#sendinfo:checked').exists()){
			sendStats = 'no';
		}

		$.iModal.close();

		$.iModal({type: 'ajax',close: false, url: 'remote.php?section=upgrade&action=showdbbackup&sendstats=' + sendStats, title: 'Upgrade Wizard', width: '500', buttons: '<input type="button" style="font-weight: bold" value="Continue" onclick="Upgrade.UpgradeStepThree();" disabled="disabled" class="Button" id="BackupContinueButton" />' });
	},

	UpgradeStepThree: function () {
		$.iModal.close();

		$.iModal({type: 'ajax',close: false, url: 'remote.php?section=upgrade&action=runprocesses', title: 'Upgrade Wizard', width: '500', buttons: '<input type="button" style="font-weight: bold" value="Finish" onclick="Upgrade.FinishUpgrade();" disabled="disabled" class="Button" id="FinishedUpgradeButton" />' });
	},

	CreateDBBackup: function () {
		$('#CreateBackupButton').hide();
		$('#CreateBackupStatus').show();

		$('<iframe></iframe>').attr('id', 'progressiframe').attr('src', 'remote.php?section=upgrade&action=createdbbackup').appendTo('body').hide();
	},

	UpdateProgress: function (percent) {
		$('#backupPercent').html(percent);
	},

	FinishedBackup: function () {
		$('#CreateBackupStatus').hide();
		$('#BackupFileLink').attr('href', '../tmp/' + Upgrade.BackupFileName);
		$('#CreateBackupFinished').show();
		$('#BackupContinueButton').removeAttr('disabled');
	},

	SetFileName: function (fileName) {
		Upgrade.BackupFileName = fileName;
	}
};