'use strict';'require view';'require poll';'require request';'require rpc';var callLuciRealtimeStats=rpc.declare({object:'luci',method:'getRealtimeStats',params:['mode','device'],expect:{result:[]}});var graphPolls=[],pollInterval=3;Math.log2=Math.log2||function(x){return Math.log(x)*Math.LOG2E;};return view.extend({load:function(){return Promise.all([this.loadSVG(L.resource('svg/load.svg'))]);},updateGraph:function(svg,lines,cb){var G=svg.firstElementChild;var view=document.querySelector('#view');var width=view.offsetWidth-2;var height=300-2;var step=5;var data_wanted=Math.floor(width/step);var data_values=[],line_elements=[];for(var i=0;i<lines.length;i++)
if(lines[i]!=null)
data_values.push([]);var info={line_current:[],line_average:[],line_peak:[]};for(var i=0;i<data_values.length;i++)
for(var j=0;j<data_wanted;j++)
data_values[i][j]=0;for(var i=width%(step*60);i<width;i+=step*60){var line=document.createElementNS('http://www.w3.org/2000/svg','line');line.setAttribute('x1',i);line.setAttribute('y1',0);line.setAttribute('x2',i);line.setAttribute('y2','100%');line.setAttribute('style','stroke:black;stroke-width:0.1');var text=document.createElementNS('http://www.w3.org/2000/svg','text');text.setAttribute('x',i+5);text.setAttribute('y',15);text.setAttribute('style','fill:#eee; font-size:9pt; font-family:sans-serif; text-shadow:1px 1px 1px #000');text.appendChild(document.createTextNode(Math.round((width-i)/step/60)+'m'));G.appendChild(line);G.appendChild(text);}
info.interval=pollInterval;info.timeframe=data_wanted/60;graphPolls.push({svg:svg,lines:lines,cb:cb,info:info,width:width,height:height,step:step,values:data_values,timestamp:0,fill:1});},pollData:function(){poll.add(L.bind(function(){var tasks=[];for(var i=0;i<graphPolls.length;i++){var ctx=graphPolls[i];tasks.push(L.resolveDefault(callLuciRealtimeStats('load'),[]));}
return Promise.all(tasks).then(L.bind(function(datasets){for(var gi=0;gi<graphPolls.length;gi++){var ctx=graphPolls[gi],data=datasets[gi],values=ctx.values,lines=ctx.lines,info=ctx.info;var data_scale=0;var data_wanted=Math.floor(ctx.width/ctx.step);var last_timestamp=NaN;for(var i=0,di=0;di<lines.length;di++){if(lines[di]==null)
continue;var multiply=(lines[di].multiply!=null)?lines[di].multiply:1,offset=(lines[di].offset!=null)?lines[di].offset:0;for(var j=ctx.timestamp?0:1;j<data.length;j++){if(data[j][0]<=ctx.timestamp)
continue;if(i==0){ctx.fill++;last_timestamp=data[j][0];}
info.line_current[i]=data[j][di+1]*multiply;info.line_current[i]-=Math.min(info.line_current[i],offset);values[i].push(info.line_current[i]);}
i++;}
ctx.fill=Math.min(ctx.fill,data_wanted);for(var i=0;i<values.length;i++){var len=values[i].length;values[i]=values[i].slice(len-data_wanted,len);info.line_peak[i]=NaN;info.line_average[i]=0;for(var j=0;j<values[i].length;j++){info.line_peak[i]=isNaN(info.line_peak[i])?values[i][j]:Math.max(info.line_peak[i],values[i][j]);info.line_average[i]+=values[i][j];}
info.line_average[i]=info.line_average[i]/ctx.fill;}
info.peak=Math.max.apply(Math,info.line_peak);if(!isNaN(last_timestamp))
ctx.timestamp=last_timestamp;var size=Math.floor(Math.log2(info.peak)),div=Math.pow(2,size-(size%10)),mult=info.peak/div,mult=(mult<5)?2:((mult<50)?10:((mult<500)?100:1000));info.peak=info.peak+(mult*div)-(info.peak%(mult*div));data_scale=ctx.height/info.peak;for(var i=0,di=0;di<lines.length;di++){if(lines[di]==null)
continue;var el=ctx.svg.firstElementChild.getElementById(lines[di].line),pt='0,'+ctx.height,y=0;if(!el)
continue;for(var j=0;j<values[i].length;j++){var x=j*ctx.step;y=ctx.height-Math.floor(values[i][j]*data_scale);y=isNaN(y)?ctx.height:y;pt+=' '+x+','+y;}
pt+=' '+ctx.width+','+y+' '+ctx.width+','+ctx.height;el.setAttribute('points',pt);i++;}
info.label_25=0.25*info.peak;info.label_50=0.50*info.peak;info.label_75=0.75*info.peak;if(typeof(ctx.cb)=='function')
ctx.cb(ctx.svg,info);}},this));},this),pollInterval);},loadSVG:function(src){return request.get(src).then(function(response){if(!response.ok)
throw new Error(response.statusText);return E('div',{'style':'width:100%;height:300px;border:1px solid #000;background:#fff'},E(response.text()));});},render:function(data){var svg=data[0];var v=E('div',{'class':'cbi-map','id':'map'},[E('h2',_('System load')),E('div',{'class':'cbi-map-descr'},_('Load Average is a metric that is used by Linux to keep track of system resources.')),E('div',{'class':'cbi-section'},[svg,E('div',{'class':'right'},E('small',{'id':'scale'},'-')),E('br'),E('table',{'class':'table','style':'width:100%;table-layout:fixed'},[E('tr',{'class':'tr'},[E('td',{'class':'td right top'},E('strong',{'style':'border-bottom:2px solid #f00'},[_('1 Minute Load:')])),E('td',{'class':'td','id':'lb_load01_cur'},['0.00']),E('td',{'class':'td right top'},E('strong',{},[_('Average:')])),E('td',{'class':'td','id':'lb_load01_avg'},['0.00']),E('td',{'class':'td right top'},E('strong',{},[_('Peak:')])),E('td',{'class':'td','id':'lb_load01_peak'},['0.00'])]),E('tr',{'class':'tr'},[E('td',{'class':'td right top'},E('strong',{'style':'border-bottom:2px solid #f60'},[_('5 Minute Load:')])),E('td',{'class':'td','id':'lb_load05_cur'},['0.00']),E('td',{'class':'td right top'},E('strong',{},[_('Average:')])),E('td',{'class':'td','id':'lb_load05_avg'},['0.00']),E('td',{'class':'td right top'},E('strong',{},[_('Peak:')])),E('td',{'class':'td','id':'lb_load05_peak'},['0.00'])]),E('tr',{'class':'tr'},[E('td',{'class':'td right top'},E('strong',{'style':'border-bottom:2px solid #fa0'},[_('15 Minute Load:')])),E('td',{'class':'td','id':'lb_load15_cur'},['0.00']),E('td',{'class':'td right top'},E('strong',{},[_('Average:')])),E('td',{'class':'td','id':'lb_load15_avg'},['0.00']),E('td',{'class':'td right top'},E('strong',{},[_('Peak:')])),E('td',{'class':'td','id':'lb_load15_peak'},['0.00'])])])])]);this.updateGraph(svg,[{line:'load01'},{line:'load05'},{line:'load15'}],function(svg,info){var G=svg.firstElementChild,tab=svg.parentNode;G.getElementById('label_25').firstChild.data='%.2f'.format(info.label_25/100);G.getElementById('label_50').firstChild.data='%.2f'.format(info.label_50/100);G.getElementById('label_75').firstChild.data='%.2f'.format(info.label_75/100);tab.querySelector('#scale').firstChild.data=_('(%d minute window, %d second interval)').format(info.timeframe,info.interval);tab.querySelector('#lb_load01_cur').firstChild.data='%.2f'.format(info.line_current[0]/100);tab.querySelector('#lb_load01_avg').firstChild.data='%.2f'.format(info.line_average[0]/100);tab.querySelector('#lb_load01_peak').firstChild.data='%.2f'.format(info.line_peak[0]/100);tab.querySelector('#lb_load05_cur').firstChild.data='%.2f'.format(info.line_current[1]/100);tab.querySelector('#lb_load05_avg').firstChild.data='%.2f'.format(info.line_average[1]/100);tab.querySelector('#lb_load05_peak').firstChild.data='%.2f'.format(info.line_peak[1]/100);tab.querySelector('#lb_load15_cur').firstChild.data='%.2f'.format(info.line_current[2]/100);tab.querySelector('#lb_load15_avg').firstChild.data='%.2f'.format(info.line_average[2]/100);tab.querySelector('#lb_load15_peak').firstChild.data='%.2f'.format(info.line_peak[2]/100);});this.pollData();return v;},handleSaveApply:null,handleSave:null,handleReset:null});