import { AfterViewInit, ChangeDetectorRef, ElementRef, EventEmitter, OnChanges, OnDestroy, OnInit, SimpleChanges, TemplateRef } from '@angular/core';
import { AbstractControl, ControlValueAccessor, NgControl, Validator } from '@angular/forms';
import { Observable, Subject } from 'rxjs';
import { TranslocoScope, TranslocoService } from '@jsverse/transloco';
import type { InputmaskOptions } from '@sebgroup/green-angular/src/v-angular/input-mask';
import { DateCharacters } from '../models/dates';
import * as i0 from "@angular/core";
export declare abstract class DateControlValueAccessorComponent implements AfterViewInit, OnInit, OnChanges, OnDestroy, ControlValueAccessor, Validator {
    ngControl: NgControl;
    protected translocoScope: TranslocoScope;
    protected elementRef: ElementRef;
    protected cdr: ChangeDetectorRef;
    private _transloco;
    /** Custom template for displaying the content of the label.
     * Specified by nesting an `<ng-template #labelTpl>Custom Label</ng-template>`.
     */
    labelContentTpl?: TemplateRef<undefined>;
    /** Custom template for displaying value when the input is locked.
     * Specified by nesting an `<ng-template #lockedTpl let-selectedDate>Custom locked content date: {{ selectedDate }}</ng-template>`.
     */
    lockedTpl?: TemplateRef<undefined>;
    /** Reference to the native child input element. */
    inputRef?: ElementRef;
    /** Id of the host element and is accessible by the children, automatically generated if not provided. */
    id: any;
    /** Name of the child input element. */
    name?: string;
    /** Label of the child input element using the default template.
     * Can be overwritten by specifying an `<ng-template #labelTpl>Custom Label</ng-template>`.
     */
    label?: string;
    /** Text shown before input has a written value. Default current date format by locale of transloco */
    set placeholder(value: string | undefined);
    get placeholder(): string | undefined;
    private _placeholder;
    defaultPlaceholder?: string;
    /** What characters to use in date placeholder, e.g. {year: 'Y', month: 'M', day: 'D'} */
    dateCharacters?: DateCharacters;
    /** Role of the child input element. https://developer.mozilla.org/en-US/docs/Web/Accessibility/ARIA/Roles */
    role?: string;
    /** Value of the child input element. Mostly used in conjunction with radio and checkboxes. */
    value: any;
    /** An error string to be shown under invalid inputs. Overwrites any form errors. */
    error?: string;
    /** A list of errors string to be shown under invalid inputs. Overwrites any form errors. */
    errorList?: string[];
    /** Adds an icon before each error message. */
    withErrorIcon?: boolean;
    /** Description of the child input element. Both visibly and as `aria-label`. */
    description?: string;
    /** If set to true, the browser will try to automatically set focus to the child input element. */
    autofocus: boolean;
    /** Default value of the child input element. */
    defaultValue?: any;
    /** If passed, the component will listen for updates and will reset its value. */
    reset?: Observable<any>;
    /** Adds (Optional) to input label. */
    optional?: boolean | null | undefined;
    /**
     * Settings for input mask for dates based on locale
     * @see {@link getLocaleDateMask} use this tool to generate settings for `dateInputMask`
     */
    set dateInputMask(dateMask: InputmaskOptions<Date>);
    get dateInputMask(): InputmaskOptions<Date>;
    private _dateInputMask;
    private _locked;
    /** Hides the input borders and displays current value as a text. */
    set locked(value: boolean | null | undefined);
    get locked(): boolean | null | undefined;
    /** If set to true, using a controls disabled state will display input as locked. */
    displayDisabledAsLocked?: boolean | null | undefined;
    private _required;
    /** Override the required flag of the component. */
    set required(value: boolean | null | undefined);
    /** Child input element is considered required and changes default label template accordingly. */
    get required(): boolean | null | undefined;
    private _invalid;
    /** Override the invalid state of the component. */
    set invalid(value: boolean);
    /** The component has the invalid state, usually decorating the elements red and shows the first error. */
    get invalid(): boolean;
    private _valid;
    /** Override the valid state of the component. */
    set valid(value: boolean);
    /** The component has the valid state, usually decorating the elements green. */
    get valid(): boolean;
    /** The component has the focused state, updated by the child input element's focus state. */
    focused: boolean;
    /** The component has the disabled state, usually muting the colors and removes interaction. */
    disabled: boolean;
    /** Locale for using correct language in the datepicker. */
    locale: string | undefined;
    /** Date format used for placeholder and input mask. Should be in lower case {year: 'y', month: 'm', day: 'd'} */
    dateFormat: string | undefined;
    /** Date locale used for placeholder and input mask. */
    dateLocale: string | undefined;
    /** Toggler for showing or hiding the input field */
    protected showInputDateSrc: Subject<boolean>;
    /** Emits focus events triggered by the child elements. */
    readonly ngvFocus: EventEmitter<any>;
    /** Emits focus events triggered by the child elements. */
    readonly ngvBlur: EventEmitter<any>;
    /** @internal */
    protected onChange: (_: any) => void;
    /** @internal */
    protected onTouched: () => void;
    /** @internal */
    protected onValidatorChange: () => void;
    private _state;
    scope: string | undefined;
    /** @internal */
    private _onDestroy$;
    /**
     * Creates a new BaseControlValueAccessorComponent.
     * @param ngControl optional FormControl provided when component is used in a form, through dependency injection.
     */
    constructor(ngControl: NgControl, translocoScope: TranslocoScope, elementRef: ElementRef, cdr: ChangeDetectorRef, _transloco: TranslocoService);
    static parseDateLike(value: any): null | undefined | string;
    ngOnInit(): void;
    ngAfterViewInit(): void;
    ngOnChanges(changes: SimpleChanges): void;
    ngOnDestroy(): void;
    /** @internal */
    onFocus(event: Event): void;
    /** @internal */
    onBlur(event: Event): void;
    detectChanges(): void;
    /** Sets the focus on the actual input element. */
    setFocus(): void;
    /**
     * @internal
     * Update placeholder  and input mask to match locale.
     * Order if choice for locale:
     * 1. dateLocale - Used for specifying which locale to be used for formatting date
     * 2. locale - Unless dateLocale is not provided, use locale form current translation
     * 3. transloco.getActiveLang - as last resort, get active language form trnasloco
     * If locale is undefined, transloco.activeLang will be used instead.
     */
    updatePlaceholderAndMask(): void;
    updateFormat(): void;
    /** Internal state/value that the native input element has. */
    get state(): any;
    /**
     * Internal state/value that the native input element has.
     */
    set state(value: any);
    /** Writes a new value to the child input element. */
    writeValue(value: any): void;
    /** Registers a callback function that is called when the child input element's value changes. */
    registerOnChange(fn: (value: any) => void): void;
    /** Registers a callback function that is called when the child input element triggers on blur. */
    registerOnTouched(fn: () => void): void;
    /** Function that is called by the forms API when the control status changes to or from 'DISABLED'. */
    setDisabledState(isDisabled: boolean): void;
    /** Method that performs synchronous validation against the provided control. Used for internal validation. */
    validate(_control: AbstractControl): {
        [name: string]: any;
    } | null;
    /** Registers a callback function to call when the validator inputs change. */
    registerOnValidatorChange(fn: () => void): void;
    /** Returns the first entry in an error object. */
    get firstError(): {
        code: string;
        params: Record<string, any>;
    } | null;
    private updateValue;
    static ɵfac: i0.ɵɵFactoryDeclaration<DateControlValueAccessorComponent, [{ optional: true; self: true; }, { optional: true; }, null, null, null]>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<DateControlValueAccessorComponent, never, never, { "id": { "alias": "id"; "required": false; }; "name": { "alias": "name"; "required": false; }; "label": { "alias": "label"; "required": false; }; "placeholder": { "alias": "placeholder"; "required": false; }; "dateCharacters": { "alias": "dateCharacters"; "required": false; }; "role": { "alias": "role"; "required": false; }; "value": { "alias": "value"; "required": false; }; "error": { "alias": "error"; "required": false; }; "errorList": { "alias": "errorList"; "required": false; }; "withErrorIcon": { "alias": "withErrorIcon"; "required": false; }; "description": { "alias": "description"; "required": false; }; "autofocus": { "alias": "autofocus"; "required": false; }; "defaultValue": { "alias": "defaultValue"; "required": false; }; "reset": { "alias": "reset"; "required": false; }; "optional": { "alias": "optional"; "required": false; }; "dateInputMask": { "alias": "dateInputMask"; "required": false; }; "locked": { "alias": "locked"; "required": false; }; "displayDisabledAsLocked": { "alias": "displayDisabledAsLocked"; "required": false; }; "required": { "alias": "required"; "required": false; }; "invalid": { "alias": "invalid"; "required": false; }; "valid": { "alias": "valid"; "required": false; }; "focused": { "alias": "focused"; "required": false; }; "disabled": { "alias": "disabled"; "required": false; }; "locale": { "alias": "locale"; "required": false; }; "dateFormat": { "alias": "dateFormat"; "required": false; }; "dateLocale": { "alias": "dateLocale"; "required": false; }; }, { "ngvFocus": "ngvFocus"; "ngvBlur": "ngvBlur"; }, ["labelContentTpl", "lockedTpl"], never, true, never>;
}