micro-message 
A global state management for communication between micro-frontends and multiple applications, supporting value classification management, dynamic monitoring, and event bus
Install
Add it as a dependency in all applications that need to communicate:
yarn add micro-message or pnpm add micro-messageCDN
<body>
<!-- ... -->
<script src="https://cdn.jsdelivr.net/npm/micro-message/dist/micro-message.min.js"></script>
<script>
MicroMessage.Store.set('key', 'value')
</script>
</body>Usage
Store
Store is an object that contains methods for manipulating global data.
example
import { Store } from 'micro-message'
// set
Store.set('key', 'value')
// support path set
Store.set('object.key.key2', {})
// get
Store.get<string>('key')
Store.get('object.key.key2')
// get all data store
Store.getStore()
// scope data
Store.setWithScope('key', {}, 'some-scope')
Store.getWithScope<Record<string, any>>('key', 'some-scope')methods
| method | description |
|---|---|
Store.set |
set value |
Store.get |
get value |
Store.setWithScope |
Set value with identifier (easy to manage) |
Store.getWithScope |
get value with identifier |
Store.getScope |
Get all data objects under the identifier |
Store.setScope |
set the entire data object under the identifier |
Store.getStore |
Get all data |
StoreChange
StoreChange is used to listen for changes in the data in the Store.
example
import { StoreChange } from 'micro-message'
StoreChange.$on((newStore) => {
// ...
})
StoreChange.$on('path.key', (newValue, oldValue) => {
// ...
})methods
| method | description |
|---|---|
StoreChange.$on |
Listen for value changes on a property, support path monitoring |
StoreChange.$delete |
delete a listener function |
StoreChange.$destory |
Destroy all listeners for this property |
StoreBus
StoreBus is an event bus.
example
import { StoreBus } from 'micro-message'
StoreBus.$emit('some-event', 'value')
StoreBus.$on('some-event', (value) => {
// ...
})methods
| method | description |
|---|---|
StoreBus.$on |
Listen to an event by event name |
StoreBus.$emit |
event broadcast |
StoreBus.$delete |
removes a listening function |
StoreBus.$off |
Clear all listeners for an event |
Other
Note: Whether using change listeners or event buses, be careful to destroy or delete your listener functions when the component is unmount.