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Salesforce App

  • Go into the salesforce_app folder

    Create a new Scratch org using SFDX CLI

    • sfdx force:org:create -f config/project-scratch-def.json --durationdays 30 -a <<TargetOrgAlias>>

    Deploy the code into your org.

    • sfdx force:source:push -u <<TargetOrgAlias>>

  • You will have a Lightning App Page called PubSub_Demo or you can simply drag and drop the component PubSub Chat Messenger on any page layout.

  • A Platform Event Object named PubSubMessage__e will need to be deployed.

  • Fields :

    • Message__c
    • Source__c
    • UUID__c

    This will be Setup so we can seperate between inbound to outbound messages

  • Generate a Security Token or setup a Connected App to allow login in to this scratch org.

  • Setup your authentication credentials

    Create a User Password

    • sfdx force:user:password:generate -u <<TargetOrgAlias>>

    Display User details

    • sfdx force:user:display -u <<TargetOrgAlias>>

    Genrate and Reset your Security Token

    • Login into your new scratch org

    • sfdx force:org:open -u <<TargetOrgAlias>>

    • Got into User settings > My Personal Information > Reset Security Token to get a new security token, this will be sent by email.

    • Copy All those User details into your .env file

Code Snippets Per Request :)

  • Publish Event
const userAlias = 'SF'; // SF / PC Depends on current user 
const messageValue = 'Our message';  

const publishRequest = {
    objectApiName: 'PubSubMessage__e',
    fields: [{
            key: 'Source__c',
            value: userAlias
        },
        {
            key: 'Message__c',
            value: messageValue
        },
        {
            key: 'UUID__c',
            value: createUUID()
        }
    ]
}
  • Subscribe and Parse Response
    let items = [];
    // Construct posts from payload
    const { schema, fields, payload, event } = record;
    // Format Platform Event fields
    let record = fields && fields.length ? fields.reduce((obj, field) => { obj[field.key] = field.value; return obj; }, {}) : null;
    items.push({
        from: record.Source__c,
        message: record.Message__c,
        date: payload.CreatedDate,
        uuid: record.UUID__c
    });

Read More about SFDX