(function ($) {
    $(function () {
        // http://davidwalsh.name/javascript-debounce-function
        function debounce(func, wait, immediate) {
            var timeout;
            return function () {
                var context = this, args = arguments;
                var later = function () {
                    timeout = null;
                    if (!immediate)
                        func.apply(context, args);
                };
                var callNow = immediate && !timeout;
                clearTimeout(timeout);
                timeout = setTimeout(later, wait);
                if (callNow)
                    func.apply(context, args);
            };
        };    	
/*____________________________________________________________________________________*/    	
    	class People{
    		constructor(selector, template, data){
    			this.selector = selector;
    			this.data = data;
    			this.template = template;
//            	this.sample_people = {
//                		login: '01515b52-6936-46b2-a000-9ad4cd7a5b50',
//                		firstname: "first",
//                		lastname: "last",
//                		phone: '041122221',
//                		email: 'abc@gmail.com',
//                		pay: 0,
//                		hour: 12,
//                		OT: 3,
//                		petrol: 50,
//                		rating: 1,
//                	};    	
            	this.load_data(this.data);
    		}
    		
    		load_data(data){
    			var template = $(this.template).html(); 
    			var html = Mustache.render(template, data);
    			$(this.selector).html(html);
    			//save it
    			$(this.selector).data(data);
    			//draw rating star
    			this.set_ratings(this.data.rating);
    			this.set_unconfirmed_job(this.data.unconfirmedjob);
    		}
    		
    		set_ratings(num){
    			for (var i=1; i<= 5; i++){
    				if (i <=num){
    	    			$(this.selector + " div[name='rating'] span:nth-child(" +i+ ")").addClass('checked');
    				}else{
    					$(this.selector + " div[name='rating'] span:nth-child(" +i+ ")").removeClass('checked');
    				}
    			}
    			this.data.rating = num;
    		}
    		
    		set_unconfirmed_job(num){
    			if( num == 0 )
    				$(this.selector + " span[name='badge']").hide();
    			else
    				$(this.selector + " span[name='badge']").show();
    			this.data.unconfirmedjob = num;
    		}
    		
    	}//end of class People
    	
		function bts_staff_html(data){
			var template = $('#staff_item').html(); 
			var head = '<div class="peopleitem" id="p'+ data.login +'">';
			r = head + '</div>' ;
			return r;
		}

		function bts_client_html(data){
			var template = $('#client_item').html(); 
			var head = '<div class="peopleitem" id="p'+ data.login +'">';
			r = head + '</div>' ;
			return r;
		}
		
		function sample_staff(){
	        for (var i=1; i<100; i++){
	        	var sample_people = {
	            		login: '01515b52-6936-46b2-a000-9ad4cd7a5b50' +i,
	            		firstname: "first"+i,
	            		lastname: "last",
	            		mobile: '041122221' +i,
	            		email: 'abc@gmail.com' + i,
	            		wages: 0,
	            		hour: i,
	            		OT: 3,
	            		petrol: 50 +i,
	            		rating: Math.floor(Math.random() * Math.floor(5)),
	            		unconfirmedjob: Math.floor(Math.random() * Math.floor(30)),
	            	};
	            var html = bts_staff_html(sample_people);
	            jQuery('div.stafflist').append(html);
	            new People("#p" + sample_people.login, sample_people);
	        }
		}
	    function list_staff() {
	    	show_loading_staff();
	    	$('div.stafflist div.peopleitem').remove();
            $.post(bts().ajax_url, { // POST request
                _ajax_nonce: bts().nonce, // nonce
                action: "list_staff", // action
            }, function(response,  status, xhr){
            	if (response.status =='success'){
        	    	hide_loading_staff();
            		response.users.forEach(function(u){
        	            var html = bts_staff_html(u);
        	            jQuery('div.stafflist').append(html);
        	            new People("#p" + u.login,'#staff_item', u);
            		});
            	}else{
            		alert('error getting staff list');
            	}
            });	                	
	    }
	    
	    function list_clients() {
	    	show_loading_client();
	    	$('div.clientlist div.peopleitem').remove(); //clear it
            $.post(bts().ajax_url, { // POST request
                _ajax_nonce: bts().nonce, // nonce
                action: "list_client", // action
            }, function(response,  status, xhr){
            	if (response.status =='success'){
            		response.users.forEach(function(u){
            	    	hide_loading_client();
        	            var html = bts_client_html(u);
        	            jQuery('div.clientlist').append(html);
        	            new People("#p" + u.login, '#client_item' ,u);
            		});
            	}else{
            		alert('error getting Client list');
            	}
            });	                	
	    }
	    
	    function show_loading_staff(){
	    	jQuery('div.stafflist img').attr('src', bts().load_user_img).show();
	    }
	    function show_loading_client(){
	    	jQuery('div.clientlist img').attr('src', bts().load_user_img).show();
	    }
	    function hide_loading_staff(){
	    	jQuery('div.stafflist img').hide();;
	    }
	    function hide_loading_client(){
	    	jQuery('div.clientlist img').hide();
	    }

	    
		function xero(t){
			if (t)
				$('div.xero i').show();
			else
				$('div.xero i').hide();
		}
		
		function wifi(t){
			if (t)
				$('div.wifi i').show();
			else
				$('div.wifi i').hide();
		}
		
		function init_user_search(){
			$('div.b_search input').keyup(debounce(function(e){
				filter_user(e.target);
			}, 500));
		}
		
		function filter_user(input){
			var value = $(input).attr('value');
			value = value.toLowerCase();
			var selector = get_selector_for_filter_people(input);
			$.each( $(selector).find('div.peopleitem'), function(index, e){
				var html = $(e).find('div[name="title"] a').html();
				html = html.toLowerCase();
				if (-1 != html.indexOf(value)){//we find it;
					$(e).show();
				}else{
					$(e).hide();
				}
			});
		}
		
		function get_selector_for_filter_people(input){
			var selector='';
			var role = $(input).attr('placeholder');
			if (role == 'staff') //we filter staff
				selector = 'div.stafflist';
			else if (role = 'client')
				selector = 'div.clientlist';
			return selector;
		}
		
		function init_ts(){
			list_staff();
			list_clients();
			xero(false);
			wifi(false);
			init_user_search();
			ajax_earning_rate();
		}
		
		function ajax_earning_rate(){
	           $.post(bts().ajax_url, { // POST request
	                _ajax_nonce: bts().nonce, // nonce
	                action: "earnings_rate", // action
	            }, function(response,  status, xhr){
	            	bts().earnings_rate = response;
	            	console.log("%o", bts().earnings_rate);
	            });
		}
		
		init_ts();
		
		$(document).on('click', 'div.divTableHead.bdelete', function(){
		    for (var i=1; i<10; i++){
		    	var o = new Job({i:i});
		    }
		});
		
		$(document).on('click', 'div.divTableCell.bdelete', function(){
			if (confirm('delete this job?'))
				$(this).closest('div.divTable').remove();
		});
		
		$(document).on('mouseenter', 'div.divTableCell', function(){
			$(this).closest('div.divTable').addClass('highlight');
		});
		$(document).on('mouseleave', 'div.divTableCell', function(){
			$(this).closest('div.divTable').removeClass('highlight');
		});
			
		$(document).on('click', 'span.ticon.ticon-save', function(){
			var table = $(this).closest('div.divTable')
			table.data().job.do_save_record();
		});
	    
		class Job{ //save data for the record, and display it as GUI
			constructor(data){
				var html = jQuery("#job_item").html();
				this.el = $(html);
		        jQuery('div.workspace').append(this.el);
		        this.load_data(data);
		        dtp_init();
			}
			
			load_data(data)
			{
				this.set_job_id(data.id);
				this.set_tos(data.tos);
				this.set_start(data.start);
				this.set_finish(data.finish);
				this.set_rate(data.rate);
				this.set_staff(data.staff);
				this.set_client(data.client);
				this.set_ack(data.ack);
				
				//save to html element
				this.data = data;
				this.el.data({job:this, data:data});
			}
			
			get_job_id(){
				return this.el.find('input[name="id"]').attr('value');
			}
			set_job_id(val){
				return this.el.find('input[name="id"]').attr('value', val);
			}
			get_tos()
			{
				return this.el.find('div.btos select').children("option:selected").val();
			}
			set_tos(val)
			{
				if (typeof(val) =="undefined")
					return;
				this.el.find('div.btos select option[value="'+val+'"]').prop('selected',true);
			}
			get_start(){
				return this.el.find('div.bstart input').attr('value');
			}
			set_start(val)
			{
				if (typeof(val) =="undefined")
					return;
				this.el.find('div.bstart input').attr('value', val);
			}
			get_finish()
			{
				return this.el.find('div.bfinish input').attr('value');
			}
			set_finish(val)
			{
				if (typeof(val) == "undefined")
					return;
				this.el.find('div.bfinish input').attr('value', val);
			}
			get_rate()
			{
				return this.el.find('div.brate select').children("option:selected").val();
			}
			set_rate(val)
			{
				if (typeof(val) =="undefined")
					return;
				this.el.find('div.brate select option[value="'+val+'"]').prop('selected',true);
			}
			get_staff()
			{
				return this.el.find('div.bstaff select').children("option:selected").val();
			}
			set_staff(val)
			{
				if (typeof(val) =="undefined")
					return;
				this.el.find('div.bstaff select option[value="'+val+'"]').prop('selected',true);
			}
			get_client()
			{
				return this.el.find('div.bclient select').children("option:selected").val();
			}
			set_client(val)
			{
				if (typeof(val) =="undefined")
					return;
				this.el.find('div.bclient select option[value="'+val+'"]').prop('selected',true);
			}
			get_ack()
			{
				return this.el.find('div.bconfirmed input:checked').length > 0;
			}
			set_ack(val)
			{
				if (typeof(val) =="undefined")
					return;
				return this.el.find('div.bconfirmed input').prop('checked', val!=0);
			}
			
			get_record_from_ui(){
				var record = {};
				record.id  = this.get_job_id();
				record.tos = this.get_tos();
				record.start = this.get_start();
				record.finish = this.get_finish();
				record.rate = this.get_rate();
				record.staff = this.get_staff();
				record.client = this.get_client();
				record.ack = this.get_ack();
				return record;
			}
			
			do_save_record(){
			   var self = this;
	           $.post(bts().ajax_url, { // POST request
	                _ajax_nonce: bts().nonce, // nonce
	                action: "save_job", // action
	                record: this.get_record_from_ui(),
	            }, function(response,  status, xhr){
	            	console.log("response for save %o", response);
	            	self.load_data(response.newdata);
	            });
			}			
		}//end of class Job
		
/*________________________________________________________________________*/    	
    });
})(jQuery);


/*______________scrolling______________________________________________*/
jQuery(document).ready(function(){
    var timeoutid =0;

    jQuery('button.peoplelist[name="down"]').mousedown(function(){
        var button  = this;
        timeoutid = setInterval(function(){
            //console.log("down scrotop %d ", jQuery(button).parent().find(".userlist").get(0).scrollTop );
        	jQuery(button).parent().find(".userlist").get(0).scrollTop +=240;    
        }, 100);
    }).on('mouseup mouseleave', function(){
        clearTimeout(timeoutid);
    });
                                                 
    jQuery('button.peoplelist[name="up"]').mousedown(function(){
        var button = this;
        timeoutid = setInterval(function(){
            //console.log("up scrotop %d ", jQuery(button).parent().find(".userlist").get(0).scrollTop );
            jQuery(button).parent().find(".userlist").get(0).scrollTop -=240;
        }, 100);
    }).on('mouseup mouseleave', function(){
        clearTimeout(timeoutid);
    });
    
});