ng2-stable-nxtc/lib/data-source/data-source.js

Angular Smart Table neXtCode Version

import { Subject } from 'rxjs/Subject';
export class DataSource {
    constructor() {
        this.onChangedSource = new Subject();
        this.onAddedSource = new Subject();
        this.onUpdatedSource = new Subject();
        this.onRemovedSource = new Subject();
    }
    refresh() {
        this.emitOnChanged('refresh');
    }
    load(data) {
        this.emitOnChanged('load');
        return Promise.resolve();
    }
    onChanged() {
        return this.onChangedSource.asObservable();
    }
    onAdded() {
        return this.onAddedSource.asObservable();
    }
    onUpdated() {
        return this.onUpdatedSource.asObservable();
    }
    onRemoved() {
        return this.onRemovedSource.asObservable();
    }
    prepend(element) {
        this.emitOnAdded(element);
        this.emitOnChanged('prepend');
        return Promise.resolve();
    }
    append(element) {
        this.emitOnAdded(element);
        this.emitOnChanged('append');
        return Promise.resolve();
    }
    add(element) {
        this.emitOnAdded(element);
        this.emitOnChanged('add');
        return Promise.resolve();
    }
    remove(element) {
        this.emitOnRemoved(element);
        this.emitOnChanged('remove');
        return Promise.resolve();
    }
    update(element, values) {
        this.emitOnUpdated(element);
        this.emitOnChanged('update');
        return Promise.resolve();
    }
    empty() {
        this.emitOnChanged('empty');
        return Promise.resolve();
    }
    setSort(conf, doEmit) {
        if (doEmit) {
            this.emitOnChanged('sort');
        }
    }
    setFilter(conf, andOperator, doEmit) {
        if (doEmit) {
            this.emitOnChanged('filter');
        }
    }
    addFilter(fieldConf, andOperator, doEmit) {
        if (doEmit) {
            this.emitOnChanged('filter');
        }
    }
    setPaging(page, perPage, doEmit) {
        if (doEmit) {
            this.emitOnChanged('paging');
        }
    }
    setPage(page, doEmit) {
        if (doEmit) {
            this.emitOnChanged('page');
        }
    }
    emitOnRemoved(element) {
        this.onRemovedSource.next(element);
    }
    emitOnUpdated(element) {
        this.onUpdatedSource.next(element);
    }
    emitOnAdded(element) {
        this.onAddedSource.next(element);
    }
    emitOnChanged(action) {
        this.getElements().then((elements) => this.onChangedSource.next({
            action: action,
            elements: elements,
            paging: this.getPaging(),
            filter: this.getFilter(),
            sort: this.getSort(),
        }));
    }
}
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