sendMessage(receiver, message, common)

sendMessage.js

/*
* REQUIRES:
*  - https://gist.github.com/acastellana/995326e3a41b5f690db50a17153af312
*  - https://gist.github.com/acastellana/607a47838e842417d80622568543eb74
*/

/**
 * sendMessage(recipientAccount, message, common) Sends a minimal transaction containing a message to poin 
 *
 * @param {object} receiver - Transaction receiver's account
 * @param {string} message - Message to be sent
 * @param {object} common -  password/privateKey object
 *
 * @return {promise} - An announce transaction promise of the NetworkRequests service
 */
sendMessage(receiver, message, common) {

    var transferData = {}

    // Check that the receiver is a valid account and process it's public key
    transferData.recipient = receiver;
    this.processTxData(transferData);
    // transferData.receiverPubKey is set now

    transferData.amount = 0;
    transferData.message = message;
    transferData.encryptMessage = false; // Maybe better to encrypt?
    transferData.isMultisig = false;
    transferData.isMosaicTransfer = false;

    // Build the entity to be sent
    let entity = this._Transactions.prepareTransfer(common, transferData, this.mosaicsMetaData);
    return this.send(entity, common);
}