import { Signal } from '@angular/core';
import { PromiseOr } from '@jscrpt/common';
import { GridPlugin } from '../../gridPlugin/gridPlugin.interface';
import { PluginOptions } from '../../pluginOptions/pluginOptions.interface';
import { DataLoaderState } from '../../../misc/enums';
/**
 * Options for data loader
 */
export interface DataLoaderOptions extends PluginOptions {
    /**
     * Indication that grid should try to load data at the end of init phase
     */
    autoLoadData: boolean;
    /**
     * Indication whether accumulate data with next paging result
     */
    accumulateData: boolean;
    /**
     * Number of miliseconds that are used for debounce call of dataCallback
     */
    debounceDataCallback: number;
}
/**
 * Data loader plugin interface
 */
export interface DataLoader<TResult = unknown, TOptions extends DataLoaderOptions = DataLoaderOptions> extends GridPlugin<TOptions> {
    /**
     * Loads data from 'source'
     * @param force - Indication that data should be reloaded even if nothing changed
     */
    loadData(force?: boolean): PromiseOr<void>;
    /**
     * Current result of data loader
     */
    readonly result: Signal<TResult>;
    /**
     * Current state of data loader
     */
    readonly state: Signal<DataLoaderState>;
}
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