Lookupcomponent

Use this lightning component in your project to enable users to select lookup record

Properties

Name	Type	Description
lookupId	Id	Set this to the id of the record that is looked up. Based on this the data will be loaded on further loading of the page. E.g., lookupId ="{!v.Contact.AccountId}"
uniqueLookupIdentifier	String	Please make sure that this is set to some unique string. This will be sent in the event params whenever a value is selected in the dropdown.
required	Boolean	Set this to true if you want the field to be required.
requiredErrorMessage	String	The error message if the field is left blank
readOnly	Boolean	Set this to true if you want to make the field readonly
placeholder	String	Placeholder for the input box
objectName	String	The API name of the object from which you wish to query.
fieldSet	Array	The fields that will be queried.
whereCondition	String	The component already filters the record based on the user entered text. But you can add more filters. Do not add 'Where' just add the condition like AND Parent=Null AND Status='Approved'
limit	Integer	The number of records that will be queried. Set this as less as possible for better performance.
comparisonField	String[]	Mention the API name of the fields which will be used to compare when the query runs
primaryDisplayField	String	Component allows displaying of more than one field. Mention the API field name which will be displayed.
alternateDisplayField	String[]	Display the secondary set of fields.Usually keep it to 2. E.g., alternateDisplayField="['Status__c','OracleId__c']"
minimumCharacter	Integer	The minimum number of character after which the search should be performed. Keep it to more than 3

Event

Name	Invocation	Params
LookupSelected	This event will be fired when the look up value is selected in the dropdown.	{"selectedObject" : _selected object in the dropdown_,"uniqueLookupIdentifier" : _the unique lookup component id_}
selectedLookupRemoved	This event will be fired when the lookup is cleared by clicking the x button.	{"selectedObject" : _selected object in the dropdown_,"uniqueLookupIdentifier" : _the unique lookup component id_}

Usage:

Default:

 <c:LookupComponent objectName="Account"
		  fieldSet="['Name','Id']"
		  whereCondition=" AND ParentId = null"
		  limit="5"
		  comparisonField="Name"
		  primaryDisplayField="Name"
		  alternateDisplayField="['Name','Id']"
		  lightningIconName="standard:account"
		  uniqueLookupIdentifier="testAccount"
		  lookupId="{!v.Opportunity.AccountId}"
		  fieldLabel="Customer"
 />

Readonly Mode:

<c:LookupComponent objectName="Account"
		  fieldSet="['Name','Id']"
		  whereCondition=" AND ParentId = null"
		  limit="5"
		  comparisonField="Name"
		  primaryDisplayField="Name"
		  alternateDisplayField="['Name','Id']"
		  lightningIconName="standard:account"
		  uniqueLookupIdentifier="testAccount"
		  lookupId="{!v.Opportunity.AccountId}"
		  fieldLabel="Customer"
		  readOnly="true"
 />

Required Mode:

<c:LookupComponent objectName="Account"
			  fieldSet="['Name','Id']"
			  whereCondition=" AND ParentId = null"
			  limit="5"
			  comparisonField="Name"
			  primaryDisplayField="Name"
			  alternateDisplayField="['Name','Id']"
			  lightningIconName="standard:account"
			  uniqueLookupIdentifier="testAccount"
			  lookupId="{!v.Opportunity.AccountId}"
			  fieldLabel="Customer"
			  required="true"
			  requiredErrorMessage="Customer is mandatory"
/>