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gives an option to load data initially #1621

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gives an option to load data initially #1621

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4a69e0d
Update dataPoller.js
RebbePod Jan 8, 2025
30c36b2
Update dataPoller.js-meta.xml
RebbePod Jan 8, 2025
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53 changes: 32 additions & 21 deletions flow_screen_components/dataPoller/force-app/main/default/lwc/dataPoller/dataPoller.js
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Original file line number Diff line number Diff line change
@@ -1,45 +1,56 @@
import { api, LightningElement } from 'lwc';
import getSobjects from '@salesforce/apex/DataPollerController.getSobjects';
import { FlowAttributeChangeEvent } from 'lightning/flowSupport';

export default class DataPoller extends LightningElement {
@api pollingFrequency = 3;
@api queryString;

@api newQueryString;

@api runInitialQueryImmediately = false;

_queryId;
@api
get queryId() {
return this._queryId;
}
set queryId(value) {
this._queryId = value;
this.newQueryString = this.queryString.replace('{Id}', value);
this.newQueryString = this.queryString?.replace('{Id}', value);
}

@api retrievedRecords = [];
@api error;

connectedCallback() {
if (!this.newQueryString && this.queryString) {
this.newQueryString = this.queryString;
}

this.dispatchEvent(new FlowAttributeChangeEvent('retrievedRecords', []));
setInterval(function() {
getSobjects({queryString : this.newQueryString}).then(
result => {
this.retrievedRecords = result;
this.dispatchEvent(new FlowAttributeChangeEvent('retrievedRecords', this.retrievedRecords));
}
).catch(
error => {
console.error('error', error);
if(this.newQueryString) {
this.error = error?.body?.message;
this.dispatchEvent(new FlowAttributeChangeEvent('error', this.error?.body?.message));
}
}
);
}.bind(this), this.pollingFrequency * 1000
)


if (this.runInitialQueryImmediately) {
this.executeQuery();
}

setInterval(this.executeQuery.bind(this), this.pollingFrequency * 1000);
}

}
executeQuery() {
if (!this.newQueryString) {
console.error('Error: queryString or newQueryString is undefined');
return;
}

getSobjects({ queryString: this.newQueryString })
.then(result => {
this.retrievedRecords = result;
this.dispatchEvent(new FlowAttributeChangeEvent('retrievedRecords', this.retrievedRecords));
})
.catch(error => {
console.error('Error executing query:', error);
this.error = error?.body?.message;
this.dispatchEvent(new FlowAttributeChangeEvent('error', this.error));
});
}
}
3 changes: 2 additions & 1 deletion ...screen_components/dataPoller/force-app/main/default/lwc/dataPoller/dataPoller.js-meta.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@
<property name="queryId" type="String" />
<property name="retrievedRecords" type="{T[]}" role="outputOnly" />
<property name="error" type="String" role="outputOnly" description="API Name of the metadata"/>
<property name="runInitialQueryImmediately" type="Boolean" default="false" label="Run Initial Query Immediately" description="Set to true to execute the first query immediately when the component is initialized." />
</targetConfig>
</targetConfigs>
</LightningComponentBundle>
</LightningComponentBundle>