import * as _angular_core from '@angular/core';
import { OnInit } from '@angular/core';
import { HttpClient } from '@angular/common/http';
import { TreeNode, TreeGenerator, TreeGroupingFn, CoreSelectApiTotalCountProvider } from '@lucca-front/ng/core-select';
import { ALuCoreSelectApiDirective } from '@lucca-front/ng/core-select/api';
import { ILuDepartment } from '@lucca-front/ng/department';
import { Observable } from 'rxjs';
import { ILuApiItem } from '@lucca-front/ng/api';

declare class NoopTreeSelectDirective<T extends TreeNode<any>, V> implements TreeGenerator<T, T> {
    #private;
    groupingFnInput: _angular_core.InputSignal<TreeGroupingFn<T>>;
    groupingFn: _angular_core.WritableSignal<TreeGroupingFn<T>>;
    constructor();
    generateTrees(items: T[]): T[];
    static ɵfac: _angular_core.ɵɵFactoryDeclaration<NoopTreeSelectDirective<any, any>, never>;
    static ɵdir: _angular_core.ɵɵDirectiveDeclaration<NoopTreeSelectDirective<any, any>, "lu-simple-select[noopTreeSelect],lu-multi-select[noopTreeSelect]", never, { "groupingFnInput": { "alias": "noopTreeSelect"; "required": false; "isSignal": true; }; }, {}, never, never, true, never>;
}

declare class LuCoreSelectDepartmentsDirective<T extends ILuDepartment = ILuDepartment> extends ALuCoreSelectApiDirective<TreeNode<T>> implements OnInit, CoreSelectApiTotalCountProvider {
    protected httpClient: HttpClient;
    url: _angular_core.InputSignal<string>;
    filters: _angular_core.InputSignal<Record<string, string | number | boolean>>;
    operationIds: _angular_core.InputSignal<readonly number[]>;
    uniqueOperationIds: _angular_core.InputSignal<readonly number[]>;
    appInstanceId: _angular_core.InputSignal<number>;
    searchDelimiter: _angular_core.InputSignal<string>;
    ngOnInit(): void;
    protected buildOptions(): Observable<TreeNode<T>[]>;
    protected getOptionsPage(params: Record<string, string | number | boolean> | null, page: number): Observable<{
        items: TreeNode<T>[];
        isLastPage: boolean;
    }>;
    protected getOptions(params: Record<string, string | number | boolean> | null): Observable<TreeNode<T>[]>;
    trim(options: TreeNode<T>[], clue: string): TreeNode<T>[];
    protected params$: Observable<Record<string, string | number | boolean>>;
    totalCount$: Observable<number>;
    protected flattenTree(branch: TreeNode<T>): T[];
    protected optionKey: (option: TreeNode<T> | T) => number;
    static ɵfac: _angular_core.ɵɵFactoryDeclaration<LuCoreSelectDepartmentsDirective<any>, never>;
    static ɵdir: _angular_core.ɵɵDirectiveDeclaration<LuCoreSelectDepartmentsDirective<any>, "lu-simple-select[departments],lu-multi-select[departments]", ["luDepartments"], { "url": { "alias": "url"; "required": false; "isSignal": true; }; "filters": { "alias": "filters"; "required": false; "isSignal": true; }; "operationIds": { "alias": "operationIds"; "required": false; "isSignal": true; }; "uniqueOperationIds": { "alias": "uniqueOperationIds"; "required": false; "isSignal": true; }; "appInstanceId": { "alias": "appInstanceId"; "required": false; "isSignal": true; }; "searchDelimiter": { "alias": "searchDelimiter"; "required": false; "isSignal": true; }; }, {}, never, never, true, [{ directive: typeof NoopTreeSelectDirective; inputs: {}; outputs: {}; }]>;
}

interface LuCoreSelectLegalUnit extends ILuApiItem {
    countryId: number;
}
interface LuCoreSelectEstablishment extends ILuApiItem {
    code: string;
    legalUnitId: number;
    legalUnit: LuCoreSelectLegalUnit;
}

export { LuCoreSelectDepartmentsDirective, NoopTreeSelectDirective };
export type { LuCoreSelectEstablishment, LuCoreSelectLegalUnit };