62 lines
1.7 KiB
TypeScript
62 lines
1.7 KiB
TypeScript
import { App, Messages } from "@openreplay/tracker";
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import { Encoder, sha1 } from "./syncod/index.js";
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export interface Options {
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filter: (mutation: any, state: any) => boolean;
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transformer: (state: any) => any;
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mutationTransformer: (mutation: any) => any;
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}
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function processMutationAndState(
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app: App,
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options: Options,
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encoder: Encoder,
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mutation: string[],
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state: Record<string, any>
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) {
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if (options.filter(mutation, state)) {
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try {
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const _mutation = encoder.encode(options.mutationTransformer(mutation));
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const _state = encoder.encode(options.transformer(state));
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const _table = encoder.commit();
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for (let key in _table) app.send(Messages.OTable(key, _table[key]));
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app.send(Messages.Zustand(_mutation, _state));
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} catch (e) {
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encoder.clear();
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app.debug.error(e)
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}
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}
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}
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export default function(opts: Partial<Options> = {}) {
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const options: Options = Object.assign(
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{
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filter: () => true,
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transformer: state => state,
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mutationTransformer: mutation => mutation,
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},
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opts
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);
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return (app: App | null) => {
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if (app === null) {
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return Function.prototype;
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}
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const encoder = new Encoder(sha1, 50);
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const state = {};
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return (storeName: string = Math.random().toString(36).substring(2, 9)) =>
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(config: Function) =>
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(set: (...args: any) => void, get: () => Record<string, any>, api: any) =>
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config(
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(...args) => {
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set(...args)
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const newState = get();
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state[storeName] = newState
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const triggeredActions = args.map(action => action.toString?.())
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processMutationAndState(app, options, encoder, triggeredActions, state)
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},
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get,
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api
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)
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};
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}
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