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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 | import { BehaviorSubject, merge } from 'rxjs' import { UpdateOrigin, SourceCode, SourceContent, SourcePath } from './models' import { logFactory } from './log-factory.conf' import { debounceTime, filter } from 'rxjs/operators' const log = logFactory().getChildLogger('ide.state.ts') export class IdeState { public readonly fsMap$ = new BehaviorSubject<Map<string, string>>(undefined) public readonly updates$: { [k: string]: BehaviorSubject<{ path: SourcePath content: SourceContent updateOrigin: UpdateOrigin }> } constructor(params: { files: SourceCode[] defaultFileSystem: Promise<Map<string, string>> }) { Object.assign(this, params) this.fsMap$ .pipe(filter((fsMap) => fsMap != undefined)) .subscribe(() => log.info('IdeState => fsMap updated')) log.info('IdeState.constructor()') params.defaultFileSystem.then((defaultFsMap) => { const fsMap = new Map(defaultFsMap) params.files.forEach((file) => { fsMap.set(file.path, file.content) }) log.info('IdeState => virtual files system initialized') this.fsMap$.next(fsMap) }) this.updates$ = params.files.reduce((acc, e) => { return { ...acc, [e.path]: new BehaviorSubject({ path: e.path, content: e.content, updateOrigin: { uid: 'IdeState' }, }), } }, {}) merge(...Object.values(this.updates$)) .pipe(debounceTime(250)) .subscribe(({ path, content }) => { const fsMap = this.fsMap$.getValue() fsMap && fsMap.set(path, content) fsMap && this.fsMap$.next(fsMap) }) } update({ path, content, updateOrigin, }: { path: SourcePath content: SourceContent updateOrigin: UpdateOrigin }) { this.updates$[path].next({ path, content, updateOrigin: updateOrigin, }) } } |