import { __esDecorate, __runInitializers } from 'tslib';
import { Directionality } from '@angular/cdk/bidi';
import { NgTemplateOutlet } from '@angular/common';
import * as i0 from '@angular/core';
import { inject, ChangeDetectorRef, DestroyRef, signal, booleanAttribute, numberAttribute, Input, ViewEncapsulation, Component, NgModule } from '@angular/core';
import { takeUntilDestroyed } from '@angular/core/rxjs-interop';
import { BehaviorSubject, ReplaySubject, of, Observable } from 'rxjs';
import { startWith, distinctUntilChanged, switchMap } from 'rxjs/operators';
import { WithConfig, onConfigChangeEventForComponent } from 'ng-zorro-antd/core/config';

const NZ_CONFIG_MODULE_NAME = 'spin';
let NzSpinComponent = (() => {
    let _nzIndicator_decorators;
    let _nzIndicator_initializers = [];
    let _nzIndicator_extraInitializers = [];
    return class NzSpinComponent {
        static {
            const _metadata = typeof Symbol === "function" && Symbol.metadata ? Object.create(null) : void 0;
            _nzIndicator_decorators = [WithConfig()];
            __esDecorate(null, null, _nzIndicator_decorators, { kind: "field", name: "nzIndicator", static: false, private: false, access: { has: obj => "nzIndicator" in obj, get: obj => obj.nzIndicator, set: (obj, value) => { obj.nzIndicator = value; } }, metadata: _metadata }, _nzIndicator_initializers, _nzIndicator_extraInitializers);
            if (_metadata) Object.defineProperty(this, Symbol.metadata, { enumerable: true, configurable: true, writable: true, value: _metadata });
        }
        _nzModuleName = NZ_CONFIG_MODULE_NAME;
        cdr = inject(ChangeDetectorRef);
        directionality = inject(Directionality);
        destroyRef = inject(DestroyRef);
        nzIndicator = __runInitializers(this, _nzIndicator_initializers, null);
        nzSize = (__runInitializers(this, _nzIndicator_extraInitializers), 'default');
        nzTip = null;
        nzDelay = 0;
        nzSimple = false;
        nzSpinning = true;
        spinning$ = new BehaviorSubject(this.nzSpinning);
        delay$ = new ReplaySubject(1);
        isLoading = signal(false, ...(ngDevMode ? [{ debugName: "isLoading" }] : []));
        dir = 'ltr';
        constructor() {
            onConfigChangeEventForComponent(NZ_CONFIG_MODULE_NAME, () => this.cdr.markForCheck());
        }
        ngOnInit() {
            this.delay$
                .pipe(startWith(this.nzDelay), distinctUntilChanged(), switchMap(delay => 
            // This construct is used to reduce RxJS dependencies.
            // It previously used `debounce(() => timer())`, but consumers may not
            // use these RxJS functions at all, causing them to still be bundled
            // into the main bundle unnecessarily.
            this.spinning$.pipe(switchMap(spinning => {
                if (delay === 0 || !spinning) {
                    return of(spinning);
                }
                return new Observable(subscriber => {
                    const timeoutId = setTimeout(() => subscriber.next(spinning), delay);
                    return () => clearTimeout(timeoutId);
                });
            }))), takeUntilDestroyed(this.destroyRef))
                .subscribe(isLoading => {
                this.isLoading.set(isLoading);
            });
            this.directionality.change?.pipe(takeUntilDestroyed(this.destroyRef)).subscribe(direction => {
                this.dir = direction;
                this.cdr.detectChanges();
            });
            this.dir = this.directionality.value;
        }
        ngOnChanges(changes) {
            const { nzSpinning, nzDelay } = changes;
            if (nzSpinning) {
                this.spinning$.next(this.nzSpinning);
            }
            if (nzDelay) {
                this.delay$.next(this.nzDelay);
            }
        }
        static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "20.3.0", ngImport: i0, type: NzSpinComponent, deps: [], target: i0.ɵɵFactoryTarget.Component });
        static ɵcmp = i0.ɵɵngDeclareComponent({ minVersion: "17.0.0", version: "20.3.0", type: NzSpinComponent, isStandalone: true, selector: "nz-spin", inputs: { nzIndicator: "nzIndicator", nzSize: "nzSize", nzTip: "nzTip", nzDelay: ["nzDelay", "nzDelay", numberAttribute], nzSimple: ["nzSimple", "nzSimple", booleanAttribute], nzSpinning: ["nzSpinning", "nzSpinning", booleanAttribute] }, host: { properties: { "class.ant-spin-nested-loading": "!nzSimple" } }, exportAs: ["nzSpin"], usesOnChanges: true, ngImport: i0, template: `
    <ng-template #defaultTemplate>
      <span class="ant-spin-dot ant-spin-dot-spin">
        <i class="ant-spin-dot-item"></i>
        <i class="ant-spin-dot-item"></i>
        <i class="ant-spin-dot-item"></i>
        <i class="ant-spin-dot-item"></i>
      </span>
    </ng-template>
    @if (isLoading()) {
      <div>
        <div
          class="ant-spin ant-spin-spinning"
          [class.ant-spin-rtl]="dir === 'rtl'"
          [class.ant-spin-lg]="nzSize === 'large'"
          [class.ant-spin-sm]="nzSize === 'small'"
          [class.ant-spin-show-text]="nzTip"
        >
          <ng-template [ngTemplateOutlet]="nzIndicator || defaultTemplate"></ng-template>
          @if (nzTip) {
            <div class="ant-spin-text">{{ nzTip }}</div>
          }
        </div>
      </div>
    }
    @if (!nzSimple) {
      <div class="ant-spin-container" [class.ant-spin-blur]="isLoading()">
        <ng-content></ng-content>
      </div>
    }
  `, isInline: true, dependencies: [{ kind: "directive", type: NgTemplateOutlet, selector: "[ngTemplateOutlet]", inputs: ["ngTemplateOutletContext", "ngTemplateOutlet", "ngTemplateOutletInjector"] }], encapsulation: i0.ViewEncapsulation.None });
    };
})();
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "20.3.0", ngImport: i0, type: NzSpinComponent, decorators: [{
            type: Component,
            args: [{
                    selector: 'nz-spin',
                    exportAs: 'nzSpin',
                    encapsulation: ViewEncapsulation.None,
                    template: `
    <ng-template #defaultTemplate>
      <span class="ant-spin-dot ant-spin-dot-spin">
        <i class="ant-spin-dot-item"></i>
        <i class="ant-spin-dot-item"></i>
        <i class="ant-spin-dot-item"></i>
        <i class="ant-spin-dot-item"></i>
      </span>
    </ng-template>
    @if (isLoading()) {
      <div>
        <div
          class="ant-spin ant-spin-spinning"
          [class.ant-spin-rtl]="dir === 'rtl'"
          [class.ant-spin-lg]="nzSize === 'large'"
          [class.ant-spin-sm]="nzSize === 'small'"
          [class.ant-spin-show-text]="nzTip"
        >
          <ng-template [ngTemplateOutlet]="nzIndicator || defaultTemplate"></ng-template>
          @if (nzTip) {
            <div class="ant-spin-text">{{ nzTip }}</div>
          }
        </div>
      </div>
    }
    @if (!nzSimple) {
      <div class="ant-spin-container" [class.ant-spin-blur]="isLoading()">
        <ng-content></ng-content>
      </div>
    }
  `,
                    host: {
                        '[class.ant-spin-nested-loading]': '!nzSimple'
                    },
                    imports: [NgTemplateOutlet]
                }]
        }], ctorParameters: () => [], propDecorators: { nzIndicator: [{
                type: Input
            }], nzSize: [{
                type: Input
            }], nzTip: [{
                type: Input
            }], nzDelay: [{
                type: Input,
                args: [{ transform: numberAttribute }]
            }], nzSimple: [{
                type: Input,
                args: [{ transform: booleanAttribute }]
            }], nzSpinning: [{
                type: Input,
                args: [{ transform: booleanAttribute }]
            }] } });

/**
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
 */
class NzSpinModule {
    static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "20.3.0", ngImport: i0, type: NzSpinModule, deps: [], target: i0.ɵɵFactoryTarget.NgModule });
    static ɵmod = i0.ɵɵngDeclareNgModule({ minVersion: "14.0.0", version: "20.3.0", ngImport: i0, type: NzSpinModule, imports: [NzSpinComponent], exports: [NzSpinComponent] });
    static ɵinj = i0.ɵɵngDeclareInjector({ minVersion: "12.0.0", version: "20.3.0", ngImport: i0, type: NzSpinModule });
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "20.3.0", ngImport: i0, type: NzSpinModule, decorators: [{
            type: NgModule,
            args: [{
                    imports: [NzSpinComponent],
                    exports: [NzSpinComponent]
                }]
        }] });

/**
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
 */

/**
 * Generated bundle index. Do not edit.
 */

export { NzSpinComponent, NzSpinModule };
//# sourceMappingURL=ng-zorro-antd-spin.mjs.map
