Report Chart | Lightning Component | Chart JS | Full Code

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https://sfdclesson.com/2019/09/04/report-chart-lightning-component-chart-js/

Below is the full code of ReportChart lightning component. Hope this will help many! 🙂

ReportChartCmp:

<aura:component controller="ReportChartCntrl" implements="force:appHostable,flexipage:availableForAllPageTypes" access="global" >
<aura:handler name="init" value="{!this}" action="{!c.doInit}"/>
<!-- load chart js library from static resource-->
<ltng:require scripts="/resource/Chart_Js/Chart.js-2.1.6/dist/Chart.bundle.js" />
<aura:attribute name="reports" type="list"/>
<aura:attribute name="chartObj" type="object" access="public"/>
<aura:attribute name="isChartReady" type="Boolean" default="false"/>
<aura:attribute name="chartType" type="list"/>
<aura:handler event="aura:waiting" action="{!c.showSpinner}"/>
<aura:handler event="aura:doneWaiting" action="{!c.hideSpinner}"/>
<aura:attribute name="Spinner" type="boolean" default="false"/>
<aura:attribute name="property1" type="string"/>
<aura:attribute name="selectedReport" type="string"/>
<aura:attribute name="selectedChartType" type="string"/>
<div class="slds">
<div id="bodypart" style="background-color:white;">
<aura:if isTrue="{!v.Spinner}">
<div aura:id="spinnerId" class="slds-spinner_container">
<div class="slds-spinner--brand slds-spinner slds-spinner--large slds-is-relative" role="alert">
<span class="slds-assistive-text">Loading</span>
<div class="slds-spinner__dot-a"></div>
<div class="slds-spinner__dot-b"></div>
</div>
</div>
</aura:if>
<div class="slds-page-header">
<lightning:icon iconName="utility:chart" alternativeText="Chart" size="small"/>
&nbsp;&nbsp;<b>MY CHART.JS</b>
</div>
<div class="slds-grid">
<div class="slds-col slds-size--4-of-12 d1">
<lightning:select aura:id="report" onchange="{!c.onSelectReportChange}" class="select" label="Select Report">
<aura:iteration items="{!v.reports}" var="level">
<option text="{!level.label}" value="{!level.value}" selected="{!level.selected}"/>
</aura:iteration>
</lightning:select>
</div>&nbsp;&nbsp;
<div class="slds-col slds-size--4-of-12">
<lightning:select aura:id="type" onchange="{!c.onSelectChartTypeChange}" class="select" label="Select Chart Type">
<aura:iteration items="{!v.chartType}" var="type">
<option text="{!type.label}" value="{!type.value}" selected="{!type.selected}"/>
</aura:iteration>
</lightning:select>
</div>
<div class="slds-col slds-size--4-of-12">
</div>
</div><br/>
<div aura:id="chartContainer" style=" ">
<canvas aura:id="myChart" id="{!v.property1}" /><!--reportChart-->
</div>
</div>
<div class="slds-page-header">
<div class="slds-grid">
<div class="slds-col slds-size--6-of-12">
Powered By: <a href="https://www.chartjs.org/">ChartJS</a&gt;
</div>
<div class="slds-col slds-size--3-of-12">
</div>
<div class="slds-col slds-size--3-of-12">
<b> <a href="https://sfdclesson.com/&quot; target="_blank">SFDC LESSONS</a></b>
</div>
</div>
</div>
</div>
</aura:component>
view raw ReportChartCmp hosted with ❤ by GitHub

ChartJS CDN available at here or download 

ReportChartCmpController:

({
doInit : function(component, event, helper) {
let action = component.get("c.fetchReportChartSettings");
action.setCallback(this,function(response){
let state = response.getState();
if(state == 'SUCCESS'){
let result = response.getReturnValue();
console.log('Result: ' +result);
if(result.Report_Name__c!=null && result.Report_Name__c!=''){
component.set("v.selectedReport",result.Report_Name__c);
}
if(result.Chart_Type__c!=null && result.Chart_Type__c!=''){
component.set("v.selectedChartType",result.Chart_Type__c);
}
helper.getReports(component,event,helper);
}
else{
if(response.getReturnValue()==null){
helper.getReports(component,event,helper);
}
console.log('Something went wrong! ');
}
});
$A.enqueueAction(action);
},
onSelectReportChange : function(component, event, helper) {
component.set("v.isChartReady",true);
component.set("v.selectedReport",event.getSource().get("v.value"));
helper.CreateChart(component);
helper.updateSettings(component,event,helper);
},
onSelectChartTypeChange : function(component, event, helper) {
component.set("v.isChartReady",true);
component.set("v.selectedChartType",event.getSource().get("v.value"));
helper.CreateChart(component);
helper.updateSettings(component,event,helper);
},
showSpinner: function(component, event, helper) {
// make Spinner attribute true for display loading spinner
component.set("v.Spinner", true);
},
// this function automatic call by aura:doneWaiting event
hideSpinner : function(component,event,helper){
// make Spinner attribute to false for hide loading spinner
component.set("v.Spinner", false);
}
})

ReportChartCmpHelper:

({
CreateChart : function(component) {
var chartType=component.get("v.selectedChartType").toLowerCase();
if(chartType == 'polar area'){
let values = chartType.split(" ");
let firstChar = values[0];
let secondChar = values[1];
chartType = firstChar+''+secondChar.charAt(0).toUpperCase() + secondChar.slice(1);
}
var action=component.get("c.getReportData");
action.setParams({"reportName":component.get("v.selectedReport")});
action.setCallback(this,function(response){
var state=response.getState();
if(state=='SUCCESS'){
var reportResult = JSON.parse(response.getReturnValue());
var data = [];
var Label= [];
if((reportResult.groupingsDown.groupings)!=null){
for(var i=0; i < (reportResult.groupingsDown.groupings.length); i++){
var tLabel = reportResult.groupingsDown.groupings[i].label;
Label.push(tLabel);
var tKey = reportResult.groupingsDown.groupings[i].key;
var tValue = reportResult.factMap[tKey + '!T'].aggregates[0].value;
data.push(tValue);
}
}
//Create chart
var el=component.find('myChart').getElement();
var ctx=el.getContext('2d');
if(window.bar!=undefined){
window.bar.destroy();
}
var background_color=new Array();
for(var i=0 ; i<10 ; i++){
var w,x,y,z;
w = parseInt(Math.random()*255);
x = parseInt(Math.random()*255);
y = parseInt(Math.random()*255);
z = Math.random();
background_color.push('rgba('+w+','+x+','+y+','+z+')');
}
window.bar = new Chart(ctx, {
type: chartType,
data: {
labels: Label,
datasets: [
{
label: "Data",
fillColor: background_color,
backgroundColor: background_color,
strokeColor: "rgba(220,220,220,1)",
data: data
}
]
},
options: {
hover: {
mode: "none"
},
scales: {
yAxes: [{
ticks: {
beginAtZero:true
}
}]
}
}
});
}
});
$A.enqueueAction(action);
},
loadSettings:function(component,event,helper){
},
getReports:function(component,event,helper){
var chartTypeOption = ['Pie','Bar','Doughnut','Radar','Polar Area','Bubble'];
var action=component.get("c.fetchReports");
action.setCallback(this,function(response){
var state=response.getState();
if(state=='SUCCESS'){
var result=response.getReturnValue();
var chartTypeOptions =[];
var options =[];
var selectedReport = component.get("v.selectedReport");
var selectedChartType = component.get("v.selectedChartType");
console.log('chartTypeOption: '+chartTypeOption);
for (let index = 0; index < chartTypeOption.length; index++) {
var isSelected = false;
if(selectedChartType!=null){
if(selectedChartType == chartTypeOption[index]){
isSelected = true;
}
}
else{
component.set("v.selectedChartType",chartTypeOption[0]);
}
chartTypeOptions.push({ label: chartTypeOption[index], value: chartTypeOption[index], selected: isSelected});
}
component.set("v.chartType",chartTypeOptions);
for (let index = 0; index < result.length; index++) {
var isSelected = false;
if(selectedChartType!=null){
if(selectedReport == result[index]){
isSelected = true;
}
}
else{
component.set("v.selectedReport",result[0]);
}
options.push({ label: result[index], value: result[index], selected: isSelected});
}
component.set("v.reports",options);
this.CreateChart(component,event,helper);
}
});
$A.enqueueAction(action);
},
updateSettings:function(component,event,helper){
let action = component.get('c.updateSettings');
action.setParams({
"chartType": component.get("v.selectedChartType"),
"reportName" : component.get("v.selectedReport")
});
action.setCallback(this,function(response){
let state = response.getState();
if(state == 'SUCCESS'){
let result = response.getReturnValue();
}else{
console.log('Something went wrong!');
}
});
$A.enqueueAction(action);
}
})
view raw ReportChartCmpHelper hosted with ❤ by GitHub

ReportChartCmpCSS:

.THIS .select{
width:100%;
height:35px;
}
.THIS .d1{
margin-left:1%;
}
.THIS .slds-page-header {
border-radius:0px;
box-shadow: 0 0px 0px 0 rgba(0, 0, 0, 0.10);
}
view raw ReportChartCmpCSS hosted with ❤ by GitHub

ReportChartCntrl:

public class ReportChartCntrl {
@AuraEnabled
public static User fetchReportChartSettings(){
User u = [select id,Report_Name__c,Chart_Type__c from User where id=:system.UserInfo.getUserId()];
return u;
}
@AuraEnabled
public static void updateSettings(String chartType, String reportName){
User u = [select id,Report_Name__c,Chart_Type__c from User where id=:system.UserInfo.getUserId()];
if(chartType !='' && reportName !=''){
u.Chart_Type__c = chartType;
u.Report_Name__c = reportName;
//update
update u;
}
}
@AuraEnabled
public static List<String> fetchReports()
{
List<String> options = new List<String>();
for(Report obj :[select id,name from report where Format='MATRIX' or Format ='Summary'] )//instead of BU_Project__c.Id pass actual id
{
options.add(obj.Name);
}
system.debug('Option Returned: '+options);
return options;
}
@AuraEnabled
public static String getReportData(string reportName){
//Using report id for example purpose
Report stdReport = [SELECT Id FROM Report WHERE Name =:reportName];
// Get the Report data
Reports.ReportResults reportReturned =Reports.ReportManager.runReport(stdReport.Id, true);
system.debug('Report Data: '+JSON.serialize(reportReturned));
//Return Report data in JSON serialize format.
return JSON.serialize(reportReturned);
}
}
view raw ReportChartCntrl hosted with ❤ by GitHub

 

Happy coding 🙂

 

Thanks

Arun Kumar

 

 

 

 

 

 

One comment

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