budibase/packages/client/src/stores/events.js

32 lines
669 B
JavaScript

import { writable, get } from "svelte/store"
const createEventStore = () => {
const initialState = {
eventResolvers: {},
}
const store = writable(initialState)
const actions = {
dispatchEvent: (type, data) => {
const id = Math.random()
return new Promise(resolve => {
window.parent.postMessage({ type, data, id })
store.update(state => {
state.eventResolvers[id] = resolve
return state
})
})
},
resolveEvent: data => {
get(store).eventResolvers[data]?.()
},
}
return {
subscribe: store.subscribe,
actions,
}
}
export const eventStore = createEventStore()