import { HttpClient } from '@angular/common/http';
import { ILuApiItem } from '@lucca-front/ng/api';
import { ALuSelectInputComponent, LuOptionComparer, CoreSelectApiTotalCountProvider } from '@lucca-front/ng/core-select';
import { Subject, Observable, ReplaySubject, BehaviorSubject } from 'rxjs';
import * as i0 from '@angular/core';
import { OnDestroy, OnInit } from '@angular/core';

declare const LU_SELECT_MAGIC_PAGE_SIZE = 20;
declare abstract class ALuCoreSelectApiDirective<TOption, TParams = Record<string, string | number | boolean>> implements OnDestroy, OnInit {
    protected destroy$: Subject<void>;
    protected pageSize: number;
    protected debounceDuration: number;
    select: ALuSelectInputComponent<TOption, unknown>;
    protected page$: Observable<number>;
    protected clue$: Observable<string>;
    /**
     * Create an object that will be used as params for the api call
     */
    protected abstract params$: Observable<TParams>;
    /**
     * Compare two options to know if they are the same. For example, compare by id or by JSON
     */
    protected optionComparer: LuOptionComparer<TOption>;
    /**
     * Return a unique key to identify the option in for-of loops
     */
    protected abstract optionKey: (option: TOption) => unknown;
    /**
     * Return the options for the given params and page
     */
    protected abstract getOptions(params: TParams, page: number): Observable<TOption[]>;
    ngOnInit(): void;
    protected buildOptions(): Observable<TOption[]>;
    protected getOptionsPage(params: TParams, page: number): Observable<{
        items: TOption[];
        isLastPage: boolean;
    }>;
    ngOnDestroy(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<ALuCoreSelectApiDirective<any, any>, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<ALuCoreSelectApiDirective<any, any>, never, never, {}, {}, never, never, true, never>;
}

declare class LuCoreSelectApiV3Directive<T extends ILuApiItem> extends ALuCoreSelectApiDirective<T> implements CoreSelectApiTotalCountProvider {
    set apiV3(value: string);
    set fields(value: string);
    set orderBy(value: string | null);
    set filters(value: Record<string, string | number | boolean>);
    protected url$: ReplaySubject<string>;
    protected fields$: BehaviorSubject<string>;
    protected orderBy$: BehaviorSubject<string>;
    protected filters$: BehaviorSubject<Record<string, string | number | boolean>>;
    protected httpClient: HttpClient;
    protected params$: Observable<{
        name?: string;
        orderBy?: string;
        fields?: string;
    }>;
    totalCount$: Observable<number>;
    protected getOptions(params: Record<string, string | number | boolean>, page: number): Observable<T[]>;
    protected optionKey: (option: T) => number;
    static ɵfac: i0.ɵɵFactoryDeclaration<LuCoreSelectApiV3Directive<any>, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<LuCoreSelectApiV3Directive<any>, "lu-simple-select[apiV3],lu-multi-select[apiV3]", never, { "apiV3": { "alias": "apiV3"; "required": false; }; "fields": { "alias": "fields"; "required": false; }; "orderBy": { "alias": "orderBy"; "required": false; }; "filters": { "alias": "filters"; "required": false; }; }, {}, never, never, true, never>;
}

declare class LuCoreSelectApiV4Directive<T extends ILuApiItem> extends ALuCoreSelectApiDirective<T> implements CoreSelectApiTotalCountProvider {
    apiV4: i0.ModelSignal<string>;
    sort: i0.InputSignal<string>;
    filters: i0.InputSignal<Record<string, string | number | boolean>>;
    searchDelimiter: i0.InputSignal<string>;
    protected httpClient: HttpClient;
    protected clue: i0.Signal<string>;
    protected params$: Observable<Record<string, string | number | boolean>>;
    totalCount$: Observable<number>;
    protected getOptions(params: Record<string, string | number | boolean>, page: number): Observable<T[]>;
    protected optionKey: (option: T) => number;
    static ɵfac: i0.ɵɵFactoryDeclaration<LuCoreSelectApiV4Directive<any>, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<LuCoreSelectApiV4Directive<any>, "lu-simple-select[apiV4],lu-multi-select[apiV4]", never, { "apiV4": { "alias": "apiV4"; "required": true; "isSignal": true; }; "sort": { "alias": "sort"; "required": false; "isSignal": true; }; "filters": { "alias": "filters"; "required": false; "isSignal": true; }; "searchDelimiter": { "alias": "searchDelimiter"; "required": false; "isSignal": true; }; }, { "apiV4": "apiV4Change"; }, never, never, true, never>;
}

export { ALuCoreSelectApiDirective, LU_SELECT_MAGIC_PAGE_SIZE, LuCoreSelectApiV3Directive, LuCoreSelectApiV4Directive };