import { EventEmitter, Component, ViewEncapsulation, ElementRef, Renderer2, ChangeDetectorRef, Input, Output, ChangeDetectionStrategy, NgModule } from '@angular/core';
import { CommonModule } from '@angular/common';
import { DomHandler, ConnectedOverlayScrollHandler } from 'primeng/dom';
import { RouterModule } from '@angular/router';
import { RippleModule } from 'primeng/ripple';
import { trigger, transition, style, animate } from '@angular/animations';

class TieredMenuSub {
    constructor(el, renderer, cd) {
        this.el = el;
        this.renderer = renderer;
        this.cd = cd;
        this.autoZIndex = true;
        this.baseZIndex = 0;
        this.leafClick = new EventEmitter();
        this.menuHoverActive = false;
    }
    get parentActive() {
        return this._parentActive;
    }
    set parentActive(value) {
        if (!this.root) {
            this._parentActive = value;
            if (!value)
                this.activeItem = null;
        }
    }
    onItemMouseEnter(event, item) {
        if (item.disabled || this.mobileActive) {
            event.preventDefault();
            return;
        }
        if (this.root) {
            if (this.activeItem) {
                this.activeItem = item;
            }
        }
        else {
            this.activeItem = item;
        }
    }
    onItemClick(event, item) {
        if (item.disabled) {
            event.preventDefault();
            return;
        }
        if (!item.url && !item.routerLink) {
            event.preventDefault();
        }
        if (item.command) {
            item.command({
                originalEvent: event,
                item: item
            });
        }
        if (item.items) {
            if (this.activeItem && item === this.activeItem) {
                this.activeItem = null;
                this.unbindDocumentClickListener();
            }
            else {
                this.activeItem = item;
                if (this.root) {
                    this.bindDocumentClickListener();
                }
            }
        }
        if (!item.items) {
            this.onLeafClick();
        }
    }
    onLeafClick() {
        this.activeItem = null;
        if (this.root) {
            this.unbindDocumentClickListener();
        }
        this.leafClick.emit();
    }
    bindDocumentClickListener() {
        if (!this.documentClickListener) {
            this.documentClickListener = (event) => {
                if (this.el && !this.el.nativeElement.contains(event.target)) {
                    this.activeItem = null;
                    this.cd.markForCheck();
                    this.unbindDocumentClickListener();
                }
            };
            document.addEventListener('click', this.documentClickListener);
        }
    }
    unbindDocumentClickListener() {
        if (this.documentClickListener) {
            document.removeEventListener('click', this.documentClickListener);
            this.documentClickListener = null;
        }
    }
    ngOnDestroy() {
        this.unbindDocumentClickListener();
    }
}
TieredMenuSub.decorators = [
    { type: Component, args: [{
                selector: 'p-tieredMenuSub',
                template: `
        <ul [ngClass]="{'p-submenu-list': !root}">
            <ng-template ngFor let-child [ngForOf]="(root ? item : item.items)">
                <li *ngIf="child.separator" class="p-menu-separator" [ngClass]="{'p-hidden': child.visible === false}">
                <li *ngIf="!child.separator" #listItem [ngClass]="{'p-menuitem':true, 'p-menuitem-active': child === activeItem, 'p-hidden': child.visible === false}" (mouseenter)="onItemMouseEnter($event,child)">
                    <a *ngIf="!child.routerLink" [attr.href]="child.url" [attr.data-automationid]="child.automationId" [attr.target]="child.target" [attr.title]="child.title" [attr.id]="child.id" (click)="onItemClick($event, child)"
                         [ngClass]="{'p-menuitem-link':true,'p-disabled':child.disabled}" [ngStyle]="child.style" [class]="child.styleClass" 
                         [attr.tabindex]="child.disabled ? null : '0'" [attr.aria-haspopup]="item.items != null" [attr.aria-expanded]="item === activeItem" pRipple>
                        <span class="p-menuitem-icon" *ngIf="child.icon" [ngClass]="child.icon"></span>
                        <span class="p-menuitem-text" *ngIf="child.escape !== false; else htmlLabel">{{child.label}}</span>
                        <ng-template #htmlLabel><span class="p-menuitem-text" [innerHTML]="child.label"></span></ng-template>
                        <span class="p-submenu-icon pi pi-angle-right" *ngIf="child.items"></span>
                    </a>
                    <a *ngIf="child.routerLink" [routerLink]="child.routerLink" [attr.data-automationid]="child.automationId" [queryParams]="child.queryParams" [routerLinkActive]="'p-menuitem-link-active'" [routerLinkActiveOptions]="child.routerLinkActiveOptions||{exact:false}"
                        [attr.target]="child.target" [attr.title]="child.title" [attr.id]="child.id" [attr.tabindex]="child.disabled ? null : '0'" role="menuitem"
                        (click)="onItemClick($event, child)" [ngClass]="{'p-menuitem-link':true,'p-disabled':child.disabled}" [ngStyle]="child.style" [class]="child.styleClass"
                        [fragment]="child.fragment" [queryParamsHandling]="child.queryParamsHandling" [preserveFragment]="child.preserveFragment" [skipLocationChange]="child.skipLocationChange" [replaceUrl]="child.replaceUrl" [state]="child.state" pRipple>
                        <span class="p-menuitem-icon" *ngIf="child.icon" [ngClass]="child.icon"></span>
                        <span class="p-menuitem-text" *ngIf="child.escape !== false; else htmlRouteLabel">{{child.label}}</span>
                        <ng-template #htmlRouteLabel><span class="p-menuitem-text" [innerHTML]="child.label"></span></ng-template>
                        <span class="p-submenu-icon pi pi-angle-right" *ngIf="child.items"></span>
                    </a>
                    <p-tieredMenuSub [parentActive]="child === activeItem" [item]="child" *ngIf="child.items" [mobileActive]="mobileActive" [autoDisplay]="true" (leafClick)="onLeafClick()"></p-tieredMenuSub>
                </li>
            </ng-template>
        </ul>
    `,
                encapsulation: ViewEncapsulation.None
            },] }
];
TieredMenuSub.ctorParameters = () => [
    { type: ElementRef },
    { type: Renderer2 },
    { type: ChangeDetectorRef }
];
TieredMenuSub.propDecorators = {
    item: [{ type: Input }],
    root: [{ type: Input }],
    autoDisplay: [{ type: Input }],
    autoZIndex: [{ type: Input }],
    baseZIndex: [{ type: Input }],
    mobileActive: [{ type: Input }],
    parentActive: [{ type: Input }],
    leafClick: [{ type: Output }]
};
class TieredMenu {
    constructor(el, renderer, cd) {
        this.el = el;
        this.renderer = renderer;
        this.cd = cd;
        this.autoZIndex = true;
        this.baseZIndex = 0;
        this.showTransitionOptions = '.12s cubic-bezier(0, 0, 0.2, 1)';
        this.hideTransitionOptions = '.1s linear';
    }
    toggle(event) {
        if (this.visible)
            this.hide();
        else
            this.show(event);
        this.preventDocumentDefault = true;
    }
    show(event) {
        this.target = event.currentTarget;
        this.visible = true;
        this.parentActive = true;
        this.preventDocumentDefault = true;
        this.cd.markForCheck();
    }
    onOverlayAnimationStart(event) {
        switch (event.toState) {
            case 'visible':
                if (this.popup) {
                    this.container = event.element;
                    this.moveOnTop();
                    this.appendOverlay();
                    DomHandler.absolutePosition(this.container, this.target);
                    this.bindDocumentClickListener();
                    this.bindDocumentResizeListener();
                    this.bindScrollListener();
                }
                break;
            case 'void':
                this.onOverlayHide();
                break;
        }
    }
    appendOverlay() {
        if (this.appendTo) {
            if (this.appendTo === 'body')
                document.body.appendChild(this.container);
            else
                DomHandler.appendChild(this.container, this.appendTo);
        }
    }
    restoreOverlayAppend() {
        if (this.container && this.appendTo) {
            this.el.nativeElement.appendChild(this.container);
        }
    }
    moveOnTop() {
        if (this.autoZIndex) {
            this.container.style.zIndex = String(this.baseZIndex + (++DomHandler.zindex));
        }
    }
    hide() {
        this.visible = false;
        this.parentActive = false;
        this.cd.markForCheck();
    }
    onWindowResize() {
        this.hide();
    }
    onLeafClick() {
        this.unbindDocumentClickListener();
    }
    bindDocumentClickListener() {
        if (!this.documentClickListener) {
            const documentTarget = this.el ? this.el.nativeElement.ownerDocument : 'document';
            this.documentClickListener = this.renderer.listen(documentTarget, 'click', () => {
                if (!this.preventDocumentDefault && this.popup) {
                    this.hide();
                }
                this.preventDocumentDefault = false;
            });
        }
    }
    unbindDocumentClickListener() {
        if (this.documentClickListener) {
            this.documentClickListener();
            this.documentClickListener = null;
        }
    }
    bindDocumentResizeListener() {
        this.documentResizeListener = this.onWindowResize.bind(this);
        window.addEventListener('resize', this.documentResizeListener);
    }
    unbindDocumentResizeListener() {
        if (this.documentResizeListener) {
            window.removeEventListener('resize', this.documentResizeListener);
            this.documentResizeListener = null;
        }
    }
    bindScrollListener() {
        if (!this.scrollHandler) {
            this.scrollHandler = new ConnectedOverlayScrollHandler(this.target, () => {
                if (this.visible) {
                    this.hide();
                }
            });
        }
        this.scrollHandler.bindScrollListener();
    }
    unbindScrollListener() {
        if (this.scrollHandler) {
            this.scrollHandler.unbindScrollListener();
        }
    }
    onOverlayHide() {
        this.unbindDocumentClickListener();
        this.unbindDocumentResizeListener();
        this.unbindScrollListener();
        this.preventDocumentDefault = false;
        this.target = null;
    }
    ngOnDestroy() {
        if (this.popup) {
            if (this.scrollHandler) {
                this.scrollHandler.destroy();
                this.scrollHandler = null;
            }
            this.restoreOverlayAppend();
            this.onOverlayHide();
        }
    }
}
TieredMenu.decorators = [
    { type: Component, args: [{
                selector: 'p-tieredMenu',
                template: `
        <div [ngClass]="{'p-tieredmenu p-component':true, 'p-tieredmenu-overlay':popup}" [class]="styleClass" [ngStyle]="style"
            [@overlayAnimation]="{value: 'visible', params: {showTransitionParams: showTransitionOptions, hideTransitionParams: hideTransitionOptions}}" [@.disabled]="popup !== true"
            (@overlayAnimation.start)="onOverlayAnimationStart($event)" (click)="preventDocumentDefault=true" *ngIf="!popup || visible">
            <p-tieredMenuSub [item]="model" root="root" [parentActive]="parentActive" [baseZIndex]="baseZIndex" [autoZIndex]="autoZIndex" (leafClick)="onLeafClick()"></p-tieredMenuSub>
        </div>
    `,
                animations: [
                    trigger('overlayAnimation', [
                        transition(':enter', [
                            style({ opacity: 0, transform: 'scaleY(0.8)' }),
                            animate('{{showTransitionParams}}')
                        ]),
                        transition(':leave', [
                            animate('{{hideTransitionParams}}', style({ opacity: 0 }))
                        ])
                    ])
                ],
                changeDetection: ChangeDetectionStrategy.OnPush,
                encapsulation: ViewEncapsulation.None,
                styles: [".p-tieredmenu-overlay{position:absolute}.p-tieredmenu ul{list-style:none;margin:0;padding:0}.p-tieredmenu .p-submenu-list{display:none;min-width:100%;position:absolute;z-index:1}.p-tieredmenu .p-menuitem-link{-ms-flex-align:center;align-items:center;cursor:pointer;display:-ms-flexbox;display:flex;overflow:hidden;position:relative;text-decoration:none}.p-tieredmenu .p-menuitem-text{line-height:1}.p-tieredmenu .p-menuitem{position:relative}.p-tieredmenu .p-menuitem-link .p-submenu-icon{margin-left:auto}.p-tieredmenu .p-menuitem-active>p-tieredmenusub>.p-submenu-list{display:block;left:100%;top:0}"]
            },] }
];
TieredMenu.ctorParameters = () => [
    { type: ElementRef },
    { type: Renderer2 },
    { type: ChangeDetectorRef }
];
TieredMenu.propDecorators = {
    model: [{ type: Input }],
    popup: [{ type: Input }],
    style: [{ type: Input }],
    styleClass: [{ type: Input }],
    appendTo: [{ type: Input }],
    autoZIndex: [{ type: Input }],
    baseZIndex: [{ type: Input }],
    showTransitionOptions: [{ type: Input }],
    hideTransitionOptions: [{ type: Input }]
};
class TieredMenuModule {
}
TieredMenuModule.decorators = [
    { type: NgModule, args: [{
                imports: [CommonModule, RouterModule, RippleModule],
                exports: [TieredMenu, RouterModule],
                declarations: [TieredMenu, TieredMenuSub]
            },] }
];

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

export { TieredMenu, TieredMenuModule, TieredMenuSub };
//# sourceMappingURL=primeng-tieredmenu.js.map