fh-wfm-message
Version:
An message module for WFM
43 lines (37 loc) • 1.43 kB
JavaScript
var CONSTANTS = require('../../constants');
var messageClient = require('../message-client');
/**
* Initialsing a subscriber for removing messages.
*
* @param {object} messageEntityTopics
*
*/
module.exports = function removeMessageSubscriber(messageEntityTopics) {
/**
*
* Handling the removal of a single message
*
* @param {object} parameters
* @param {string} parameters.id - The ID of the message to remove.
* @param {string/number} parameters.topicUid - (Optional) A unique ID to be used to publish completion / error topics.
* @returns {*}
*/
return function handleRemoveMessage(parameters) {
var self = this;
parameters = parameters || {};
var messageRemoveErrorTopic = messageEntityTopics.getTopic(CONSTANTS.TOPICS.REMOVE, CONSTANTS.ERROR_PREFIX, parameters.topicUid);
var messageRemoveDoneTopic = messageEntityTopics.getTopic(CONSTANTS.TOPICS.REMOVE, CONSTANTS.DONE_PREFIX, parameters.topicUid);
//If there is no ID, then we can't read the message.
if (!parameters.id) {
return self.mediator.publish(messageRemoveErrorTopic, new Error("Expected An ID When Removing A Message"));
}
messageClient(self.mediator).manager.delete({
id: parameters.id
})
.then(function() {
self.mediator.publish(messageRemoveDoneTopic);
}).catch(function(error) {
self.mediator.publish(messageRemoveErrorTopic, error);
});
};
};