@teqfw/web-event

TeqFW plugin to use events for communications between front and back in teq-apps.

| CAUTION: TeqFW is an unstable project w/o backward compatibility. Use it at your own risk. | |--------------------------------------------------------------------------------------------|

This teq-plugin adds event driven (asynchronous) requests (with JSON payloads) between frontend & backend.

Install

$ npm i @teqfw/web-event --save 

Namespace

This plugin uses TeqFw_Web_Event namespace.

Descriptors

teqfw.json

Plugin @teqfw/web-event doesn't have own node in teq-descriptors.

./cfg/local.json

Plugin @teqfw/web-event doesn't have own node in local configuration.

Backend DB

• TeqFw_Web_Event_Back_RDb_Schema_Front: registry for frontends (UUID & public key).
• TeqFw_Web_Event_Back_RDb_Schema_Queue: queue for delayed 'back-to-front' messages.

Frontend DB

• TeqFw_Web_Event_Front_IDb_Schema_Queue: queue for delayed 'front-to-back' messages.

Main es6-modules

Web server handlers

• TeqFw_Web_Event_Back_Web_Handler_Direct: receive 'front-to-back' transborder events.
• TeqFw_Web_Event_Back_Web_Handler_Front_Register: register front UUID & public key in backend.
• TeqFw_Web_Event_Back_Web_Handler_Stream_Activate: authenticate front to use opened SSE connection.
• TeqFw_Web_Event_Back_Web_Handler_Stream_Open: open new SSE connection to send event from back to front.

Event channels

• TeqFw_Web_Event_Front_Mod_Channel: