import { SdTimeConstraints, SdTime, SdTimeModelValue } from '@sdcorejs/angular/forms/time';
import * as _sdcorejs_angular_forms_models from '@sdcorejs/angular/forms/models';
import { ɵSdFormControlParent as _SdFormControlParent, SdViewed, SdViewedInput, SdFormControl } from '@sdcorejs/angular/forms/models';
import * as _angular_core from '@angular/core';
import { TemplateRef } from '@angular/core';
import { FormGroup } from '@angular/forms';
import { SdViewDefDirective } from '@sdcorejs/angular/forms/directives';
import { Size } from '@sdcorejs/utils/models';

interface SdTimeRangeValue {
    readonly from?: string | null;
    readonly to?: string | null;
}
interface SdTimeRangeConstraints extends SdTimeConstraints {
    readonly required?: boolean;
    readonly allowOpenEnded?: boolean;
}
type SdTimeRangeValidationError = 'required' | 'incomplete' | 'fromTime' | 'fromMin' | 'fromMax' | 'fromStep' | 'toTime' | 'toMin' | 'toMax' | 'toStep' | 'range';
/** Normalizes both endpoints while retaining explicit open-ended null values. */
declare function sdNormalizeTimeRange(value: SdTimeRangeValue | null | undefined): SdTimeRangeValue | null;
/** Validates endpoint syntax, openness, shared boundaries, step, and ordering. */
declare function sdValidateTimeRange(value: SdTimeRangeValue | null | undefined, constraints?: SdTimeRangeConstraints): SdTimeRangeValidationError | null;

type SdTimeRangeModelValue = SdTimeRangeValue | null | undefined;
/**
 * Composes two `SdTime` editors into one timezone-free range model.
 * Endpoint and aggregate validation are surfaced through the group state.
 */
declare class SdTimeRange {
    #private;
    readonly fromName: string;
    readonly toName: string;
    readonly sdLabelTemplate: _angular_core.Signal<TemplateRef<unknown> | undefined>;
    readonly sdValueTemplate: _angular_core.Signal<TemplateRef<unknown> | undefined>;
    readonly sdViewDef: _angular_core.Signal<SdViewDefDirective<any, any> | undefined>;
    readonly fromTime: _angular_core.Signal<SdTime | undefined>;
    readonly toTime: _angular_core.Signal<SdTime | undefined>;
    readonly autoIdInput: _angular_core.InputSignal<string | null | undefined>;
    readonly autoId: _angular_core.Signal<string | undefined>;
    readonly fromAutoId: _angular_core.Signal<string | undefined>;
    readonly toAutoId: _angular_core.Signal<string | undefined>;
    readonly fromAriaLabel: _angular_core.Signal<string>;
    readonly toAriaLabel: _angular_core.Signal<string>;
    readonly groupAriaLabel: _angular_core.Signal<string>;
    readonly name: _angular_core.InputSignal<string>;
    readonly form: _angular_core.InputSignalWithTransform<FormGroup<any> | undefined, _SdFormControlParent>;
    readonly label: _angular_core.InputSignal<string | undefined>;
    readonly helperText: _angular_core.InputSignal<string | undefined>;
    readonly fromPlaceholder: _angular_core.InputSignal<string | undefined>;
    readonly toPlaceholder: _angular_core.InputSignal<string | undefined>;
    readonly size: _angular_core.InputSignal<Size>;
    readonly min: _angular_core.InputSignal<string | null | undefined>;
    readonly max: _angular_core.InputSignal<string | null | undefined>;
    readonly stepInput: _angular_core.InputSignalWithTransform<number | undefined, string | number | null | undefined>;
    readonly step: _angular_core.Signal<number>;
    readonly required: _angular_core.InputSignalWithTransform<boolean, unknown>;
    readonly allowOpenEnded: _angular_core.InputSignalWithTransform<boolean, unknown>;
    readonly clearable: _angular_core.InputSignalWithTransform<boolean, unknown>;
    readonly disabled: _angular_core.InputSignalWithTransform<boolean, unknown>;
    readonly readonly: _angular_core.InputSignalWithTransform<boolean, unknown>;
    readonly viewed: _angular_core.InputSignalWithTransform<SdViewed, SdViewedInput>;
    readonly hideInlineError: _angular_core.InputSignalWithTransform<boolean, unknown>;
    readonly inlineError: _angular_core.InputSignal<string | undefined>;
    readonly hyperlink: _angular_core.InputSignal<string | null | undefined>;
    readonly valueModel: _angular_core.ModelSignal<SdTimeRangeModelValue>;
    readonly sdChange: _angular_core.OutputEmitterRef<SdTimeRangeModelValue>;
    readonly sdFocus: _angular_core.OutputEmitterRef<void>;
    readonly sdBlur: _angular_core.OutputEmitterRef<SdTimeRangeModelValue>;
    readonly fromValue: _angular_core.WritableSignal<SdTimeModelValue>;
    readonly toValue: _angular_core.WritableSignal<SdTimeModelValue>;
    readonly formControl: SdFormControl;
    readonly connectorState: _angular_core.Signal<_sdcorejs_angular_forms_models.ɵSdFormControlConnectorState<SdTimeRangeValue>>;
    readonly isViewed: _angular_core.Signal<boolean>;
    readonly isInline: _angular_core.Signal<boolean>;
    readonly isReadonly: _angular_core.Signal<boolean>;
    readonly viewTemplate: _angular_core.Signal<TemplateRef<unknown> | undefined>;
    readonly displayValue: _angular_core.Signal<string>;
    readonly showClear: _angular_core.Signal<boolean>;
    readonly endpointInvalid: _angular_core.Signal<boolean>;
    readonly dataDisabled: _angular_core.Signal<"true" | "false">;
    readonly dataInvalid: _angular_core.Signal<"true" | "false">;
    readonly dataEmpty: _angular_core.Signal<"true" | "false">;
    readonly dataValue: _angular_core.Signal<string>;
    readonly dataRequired: _angular_core.Signal<"true" | "false">;
    readonly dataErrorMessage: _angular_core.Signal<string | null>;
    readonly errorMessage: _angular_core.Signal<string | undefined>;
    constructor();
    onFromChange(value: SdTimeModelValue): void;
    onToChange(value: SdTimeModelValue): void;
    onFocus(): void;
    onBlur(): void;
    clear(): void;
    static ɵfac: _angular_core.ɵɵFactoryDeclaration<SdTimeRange, never>;
    static ɵcmp: _angular_core.ɵɵComponentDeclaration<SdTimeRange, "sd-time-range", never, { "autoIdInput": { "alias": "autoId"; "required": false; "isSignal": true; }; "name": { "alias": "name"; "required": false; "isSignal": true; }; "form": { "alias": "form"; "required": false; "isSignal": true; }; "label": { "alias": "label"; "required": false; "isSignal": true; }; "helperText": { "alias": "helperText"; "required": false; "isSignal": true; }; "fromPlaceholder": { "alias": "fromPlaceholder"; "required": false; "isSignal": true; }; "toPlaceholder": { "alias": "toPlaceholder"; "required": false; "isSignal": true; }; "size": { "alias": "size"; "required": false; "isSignal": true; }; "min": { "alias": "min"; "required": false; "isSignal": true; }; "max": { "alias": "max"; "required": false; "isSignal": true; }; "stepInput": { "alias": "step"; "required": false; "isSignal": true; }; "required": { "alias": "required"; "required": false; "isSignal": true; }; "allowOpenEnded": { "alias": "allowOpenEnded"; "required": false; "isSignal": true; }; "clearable": { "alias": "clearable"; "required": false; "isSignal": true; }; "disabled": { "alias": "disabled"; "required": false; "isSignal": true; }; "readonly": { "alias": "readonly"; "required": false; "isSignal": true; }; "viewed": { "alias": "viewed"; "required": false; "isSignal": true; }; "hideInlineError": { "alias": "hideInlineError"; "required": false; "isSignal": true; }; "inlineError": { "alias": "inlineError"; "required": false; "isSignal": true; }; "hyperlink": { "alias": "hyperlink"; "required": false; "isSignal": true; }; "valueModel": { "alias": "model"; "required": false; "isSignal": true; }; }, { "valueModel": "modelChange"; "sdChange": "sdChange"; "sdFocus": "sdFocus"; "sdBlur": "sdBlur"; }, ["sdLabelTemplate", "sdValueTemplate", "sdViewDef"], ["[sdLabel]"], true, never>;
}

export { SdTimeRange, sdNormalizeTimeRange, sdValidateTimeRange };
export type { SdTimeRangeConstraints, SdTimeRangeModelValue, SdTimeRangeValidationError, SdTimeRangeValue };