addListener Pipemethod

Description

Action Post Notification middleware:

The addListener is the notification middleware after the execution of all actions under the current pipe, adding the middleware in the form of a callback function. The ⚠️⚠️⚠️️Action Post Notification middleware supports asynchronous, provided that the action should have an external action (that is, a external wrapped) asynchronous function.

Usage

addListener(
  (rootStore, [...paths], actionName, currentStore) => {}
)

Arguments

rootStore (Object/Array): root store paths (Array = []): action path actionName (String): action name currentStore (Object/Array): current store node

Returned value

(*): none

Examples

pipe.addListener(
  (root, ...args)=>{
    const current = args.pop()
    const actionName = args.pop()
    const path = args
  }
)

iFlow({
  foobar: external(async function (){
     // do async something.
  })
}).addListener(
  async (root, ...args) => {
    const current = args.pop()
    const actionName = args.pop()
    const path = args
    // do async something.
  }
)