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January 23, 2018 22:27
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use-store-decorator.ts make it TS friendly
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import { bindActionCreators } from 'redux'; | |
// @ts-ignore | |
import { simpleActions } from 'redux-pirate-actions'; | |
export abstract class UseStore { | |
actions: any; | |
store: any; | |
private errorTimeout: any; | |
private _unsubscribe: any; | |
syncInit() { | |
this.syncUnsubscribe(); | |
this._sync(); | |
this._unsubscribe = this.store.subscribe(this._sync.bind(this)); | |
} | |
syncUnsubscribe() { | |
this._unsubscribe && this._unsubscribe(); | |
this._unsubscribe = null; | |
} | |
_sync() { | |
// @ts-ignore | |
if (this.sync) { | |
let state = this.store.getState(); | |
// @ts-ignore | |
this.sync(state); | |
} | |
} | |
showErrors(state: any): any { | |
if (state.errors.length > 0) { | |
let err = state.errors[state.errors.length - 1]; | |
let message = err.message || | |
err.data && err.data.error || err; | |
if (message) { | |
// avoid showing same error multiple times | |
clearTimeout(this.errorTimeout); | |
this.errorTimeout = setTimeout(()=> { | |
// @ts-ignore | |
if (!this.toast) { | |
console.warn(typeof this, ' should have *this.toast* object to show errors: ', message); | |
} else { | |
// @ts-ignore | |
this.toast.error(message); | |
} | |
}, 50); | |
} | |
this.actions.clearErrors(); | |
} | |
} | |
// the sync sould be overrided; | |
// | |
// function sync(state: any): any { | |
// console.log('default sync') | |
// } | |
// it also can be overrided | |
// please use super.bind in this situation | |
// | |
bind() { | |
this.syncInit(); | |
} | |
// this kind of optimization | |
// cause bind / unbind never trigger more then once for views | |
attached() { | |
this.syncInit(); | |
} | |
// this kind of optimization | |
detached() { | |
this.syncUnsubscribe(); | |
} | |
unbind() { | |
this.syncUnsubscribe(); | |
} | |
} | |
export const useStoreDecorator = (actions: any, store: any) => { | |
let actionsCallbacks: any = null; | |
let actionsWr: any = null; | |
actionsWr = actionsWr || simpleActions(actions); | |
actionsCallbacks = (actionsCallbacks || bindActionCreators(actionsWr, store.dispatch)) as Object; | |
UseStore.prototype.actions = actionsCallbacks; | |
UseStore.prototype.store = store; | |
return UseStore; | |
} |
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