import { __decorate, __param } from 'tslib';
import { ElementRef, Renderer2, Input, ViewChild, ContentChildren, forwardRef, HostBinding, HostListener, Component, Optional, Directive, EventEmitter, Output, NgModule } from '@angular/core';
import { StyleCollection, shadowBuilder, Positioning, LyOverlayPosition, XPosition, YPosition, LyTheme2, StyleRenderer, LyOverlay, LyCommonModule, LyOverlayModule } from '@alyle/ui';
import { trigger, transition, group, style, animate } from '@angular/animations';
import { coerceBooleanProperty } from '@angular/cdk/coercion';
import { ViewportRuler } from '@angular/cdk/scrolling';
import { Subject, asapScheduler } from 'rxjs';
import { take, delay, debounceTime } from 'rxjs/operators';
import { FormsModule } from '@angular/forms';
import { CommonModule } from '@angular/common';

var LyMenu_1;
const STYLE_PRIORITY = -1;
const STYLES = (theme, ref) => {
    const menu = ref.selectorsOf(STYLES);
    const { after } = theme;
    return {
        $name: LyMenu.и,
        $priority: STYLE_PRIORITY,
        root: () => ((theme.menu && theme.menu.root)
            && (theme.menu.root instanceof StyleCollection
                ? theme.menu.root.setTransformer(fn => fn(menu)).css
                : theme.menu.root(menu))),
        container: (className) => `${className}{background:${theme.background.primary.default};border-radius:2px;box-shadow:${shadowBuilder(4)};display:block;padding-top:8px;padding-bottom:8px;transform-origin:inherit;pointer-events:all;overflow:auto;max-height:inherit;max-width:inherit;box-sizing:border-box;}`,
        item: (className) => `${className}{display:flex;min-height:48px;border-radius:0;width:100%;justify-content:flex-start;font-weight:400;}${className} ly-icon{margin-${after}:16px;}`,
        itemSubMenuTrigger: () => (className) => `${className}{padding-${after}:32px;}${className}::after{width:0;height:0;border-style:solid;border-width:5px 0 5px 5px;border-color:transparent transparent transparent currentColor;content:"";display:inline-block;position:absolute;top:50%;${after}:16px;transform:translateY(-50%);}`
    };
};
const ANIMATIONS = [
    trigger('transformMenu', [
        transition('void => enter', group([
            style({
                opacity: 0,
                transform: 'scale(0.8)'
            }),
            animate('100ms linear', style({
                opacity: 1
            })),
            animate('120ms cubic-bezier(0, 0, 0.2, 1)', style({ transform: 'scale(1)' })),
        ]))
    ]),
    trigger('transformMenuLeave', [
        transition('* => void', animate('100ms 25ms linear', style({ opacity: 0 })))
    ])
];
/** Menu container */
let LyMenu = LyMenu_1 = class LyMenu {
    constructor(_theme, _el, _renderer, _viewportRuler, sRenderer) {
        this._theme = _theme;
        this._el = _el;
        this._renderer = _renderer;
        this._viewportRuler = _viewportRuler;
        this.sRenderer = sRenderer;
        /**
         * styles
         * @docs-private
         */
        this.classes = this.sRenderer.renderSheet(STYLES, true);
        /** Emits whenever an animation on the menu completes. */
        this._animationDone = new Subject();
        this._hasBackdrop = true;
    }
    /** Menu Trigger */
    set ref(value) {
        this._ref = value;
        this._menuRef = value._menuRef;
    }
    get ref() {
        return this._ref;
    }
    /** Whether the menu has a backdrop. */
    get hasBackdrop() {
        return this._hasBackdrop;
    }
    set hasBackdrop(value) {
        this._hasBackdrop = coerceBooleanProperty(value);
    }
    ngOnChanges() {
        if (
        // this.ref?._menuRef
        this.ref && this.ref._menuRef
            && this._container) {
            // Update backdrop
            this.ref._menuRef.updateBackdrop(this.ref._isItemSubMenuTrigger() ? false : this.hasBackdrop);
            this._updatePlacement();
            this._checkBackdropAndOpenOnHover();
        }
    }
    ngOnInit() {
        if (!this.ref) {
            throw new Error('LyMenu: require @Input() ref');
        }
    }
    ngAfterViewInit() {
        if (this.ref._menuRef) {
            this.ref._menuRef.onResizeScroll = this._updatePlacement.bind(this);
            this.ref._menuRef.updateBackdrop(this.ref._isItemSubMenuTrigger() ? false : this.hasBackdrop);
            this._checkBackdropAndOpenOnHover();
        }
        this._updatePlacement();
        this.ref.menuOpened.emit();
        Promise.resolve(null).then(() => {
            this.ref._setMenuOpenToTrue();
        });
        const hostTrigger = this._getHostMenuTrigger();
        hostTrigger._menuDetached
            .pipe(take(1))
            .subscribe(() => this._ref.closeMenu());
        this._addOpenOnHover();
    }
    ngOnDestroy() {
        this._removeOpenOnHoverListeners();
    }
    _checkBackdropAndOpenOnHover() {
        const hostTrigger = this._getHostMenuTrigger();
        if (this.hasBackdrop
            // && hostTrigger._menuOpenOnHoverRef?.openOnHover
            && (hostTrigger._menuOpenOnHoverRef && hostTrigger._menuOpenOnHoverRef.openOnHover)) {
            throw new Error(`${LyMenu_1.и}: Can't use [hasBackdrop] with [openOnHover] at the same time, set [hasBackdrop] to false to use [openOnHover]`);
        }
    }
    _getHostMenuTrigger() {
        let menuTrigger = this.ref;
        // while (menuTrigger._menu?.ref) {
        while (menuTrigger._menu && menuTrigger._menu.ref) {
            menuTrigger = menuTrigger._menu.ref;
        }
        return menuTrigger;
    }
    _addOpenOnHover() {
        const hostTrigger = this._getHostMenuTrigger();
        if (
        // hostTrigger._menuOpenOnHoverRef?.openOnHover
        hostTrigger._menuOpenOnHoverRef && hostTrigger._menuOpenOnHoverRef.openOnHover
            && !this._mouseenterListen && !this._mouseleaveListen) {
            hostTrigger._menuOpenOnHoverRef._handleMouseEnterOrLeave(true);
            this._mouseenterListen = this._renderer
                .listen(this._el.nativeElement, 'mouseenter', () => hostTrigger._menuOpenOnHoverRef._handleMouseEnterOrLeave(true));
            this._mouseleaveListen = this._renderer
                .listen(this._el.nativeElement, 'mouseleave', () => hostTrigger._menuOpenOnHoverRef._handleMouseEnterOrLeave(false));
        }
    }
    /** Remove listeners */
    _removeOpenOnHoverListeners() {
        if (this._mouseenterListen) {
            this._mouseenterListen();
        }
        if (this._mouseleaveListen) {
            this._mouseleaveListen();
        }
    }
    /** Update Menu Position */
    _updatePlacement() {
        const el = this.ref._menuRef ? this.ref._menuRef.containerElement : null;
        const container = this._container ? this._container.nativeElement : null;
        // Do not update when not available
        if (!el || !container) {
            return;
        }
        // reset height & width
        this._renderer.setStyle(container, 'height', 'initial');
        this._renderer.setStyle(container, 'width', 'initial');
        const position = this.placement
            ? new Positioning(this.placement, this.xPosition, this.yPosition, this.ref._getHostElement(), el, this._theme.variables)
            : !this.ref._isItemSubMenuTrigger()
                ? new LyOverlayPosition(this._theme, this._viewportRuler, this.ref._getHostElement(), el)
                    .setXAnchor(this.xAnchor)
                    .setYAnchor(this.yAnchor)
                    .setXAxis(this.xAxis)
                    .setYAxis(this.yAxis)
                    .setFlip(true)
                    .build()
                : new LyOverlayPosition(this._theme, this._viewportRuler, this.ref._getHostElement(), el)
                    .setXAnchor(XPosition.after)
                    .setYAnchor(YPosition.above)
                    .setFlip(true)
                    .build();
        if (position instanceof Positioning) {
            // set position deprecated
            this._renderer.setStyle(el, 'transform', `translate3d(${position.x}px, ${position.y}px, 0)`);
            this._renderer.setStyle(this._el.nativeElement, 'transform-origin', `${position.ox} ${position.oy} 0`);
            // set height & width deprecated
            this._renderer.setStyle(container, 'height', position.height === 'initial' ? '100%' : position.height);
            this._renderer.setStyle(container, 'width', position.width === 'initial' ? '100%' : position.width);
        }
        else {
            // set position
            this._renderer.setStyle(el, 'left', `${position.x}px`);
            this._renderer.setStyle(el, 'top', `${position.y}px`);
            this._renderer.setStyle(container, 'width', position.width ? `${position.width}px` : '100%');
            this._renderer.setStyle(container, 'height', position.height ? `${position.height}px` : '100%');
            this._renderer.setStyle(this._el.nativeElement, 'transform-origin', `${position.xo}px ${position.yo}px 0`);
        }
    }
    _onAnimationStart(event) {
        this._isAnimating = true;
        if (event.triggerName === 'transformMenuLeave' && event.toState === 'void') {
            this._isDestroying = true;
        }
    }
    _onAnimationDone(event) {
        this._animationDone.next(event);
        this._isAnimating = false;
        if (event.toState === 'void' && event.triggerName === 'transformMenuLeave') {
            this.ref.destroy(this._menuRef);
        }
    }
};
LyMenu.ctorParameters = () => [
    { type: LyTheme2 },
    { type: ElementRef },
    { type: Renderer2 },
    { type: ViewportRuler },
    { type: StyleRenderer }
];
/** @docs-private */
LyMenu.и = 'LyMenu';
__decorate([
    Input()
], LyMenu.prototype, "ref", null);
__decorate([
    Input()
], LyMenu.prototype, "hasBackdrop", null);
__decorate([
    ViewChild('container', { static: false })
], LyMenu.prototype, "_container", void 0);
__decorate([
    ContentChildren(forwardRef(() => LyMenuItem))
], LyMenu.prototype, "menuItems", void 0);
__decorate([
    Input()
], LyMenu.prototype, "xAnchor", void 0);
__decorate([
    Input()
], LyMenu.prototype, "yAnchor", void 0);
__decorate([
    Input()
], LyMenu.prototype, "xAxis", void 0);
__decorate([
    Input()
], LyMenu.prototype, "yAxis", void 0);
__decorate([
    Input()
], LyMenu.prototype, "placement", void 0);
__decorate([
    Input()
], LyMenu.prototype, "xPosition", void 0);
__decorate([
    Input()
], LyMenu.prototype, "yPosition", void 0);
__decorate([
    HostBinding('@transformMenuLeave')
], LyMenu.prototype, "transformMenuLeave", void 0);
__decorate([
    HostListener('@transformMenuLeave.start', ['$event'])
], LyMenu.prototype, "_onAnimationStart", null);
__decorate([
    HostListener('@transformMenuLeave.done', ['$event'])
], LyMenu.prototype, "_onAnimationDone", null);
LyMenu = LyMenu_1 = __decorate([
    Component({
        selector: 'ly-menu',
        animations: [...ANIMATIONS],
        template: "<div #container\n  [class]=\"classes.container\"\n  [@transformMenu]=\"'enter'\"\n  (@transformMenu.start)=\"_onAnimationStart($event)\"\n  (@transformMenu.done)=\"_onAnimationDone($event)\"\n>\n  <ng-content></ng-content>\n</div>",
        exportAs: 'lyMenu',
        providers: [
            StyleRenderer
        ]
    })
], LyMenu);
let LyMenuItem = class LyMenuItem {
    constructor(_menu, el, renderer) {
        this._menu = _menu;
        renderer.addClass(el.nativeElement, _menu.classes.item);
    }
    _handleClick() {
        if (this._menu.ref && this._menu.ref._menuRef) {
            if (!this._getItemSubMenuTrigger()) {
                let currentTrigger = this._menu.ref;
                while (currentTrigger) {
                    currentTrigger.closeMenu();
                    // currentTrigger = currentTrigger._menu?.ref;
                    let _a;
                    currentTrigger = (_a = currentTrigger._menu) === null || _a === void 0 ? void 0 : _a.ref;
                }
            }
        }
    }
    _handleMouseEnter() {
        const itemSubMenuTrigger = this._getItemSubMenuTrigger();
        if (itemSubMenuTrigger && !this._menu._isDestroying) {
            if (this._menu._isAnimating) {
                this._menu._animationDone
                    .pipe(take(1), delay(0, asapScheduler))
                    .subscribe(() => {
                    itemSubMenuTrigger.openMenu();
                    this._closeOtherMenus();
                });
            }
            else {
                itemSubMenuTrigger.openMenu();
                this._closeOtherMenus();
            }
        }
        else {
            this._closeOtherMenus();
        }
    }
    /** Except for this, close all menus */
    _closeOtherMenus() {
        this._menu.menuItems.forEach(menuItem => {
            if (menuItem !== this) {
                // menuItem._getItemSubMenuTrigger()?.closeMenu();
                let _a;
                // tslint:disable-next-line: no-unused-expression
                (_a = menuItem._getItemSubMenuTrigger()) === null || _a === void 0 ? void 0 : _a.closeMenu();
            }
        });
    }
    _setItemSubMenuTrigger(menuTrigger) {
        this._itemSubMenuTrigger = menuTrigger;
    }
    _getItemSubMenuTrigger() {
        return this._itemSubMenuTrigger;
    }
};
LyMenuItem.ctorParameters = () => [
    { type: LyMenu, decorators: [{ type: Optional }] },
    { type: ElementRef },
    { type: Renderer2 }
];
LyMenuItem = __decorate([
    Directive({
        selector: '[ly-menu-item]',
        host: {
            '(click)': '_handleClick()',
            '(mouseenter)': '_handleMouseEnter()'
        }
    }),
    __param(0, Optional())
], LyMenuItem);
let LyMenuTriggerFor = class LyMenuTriggerFor {
    constructor(elementRef, overlay, _menuItem, sRenderer, _menu) {
        this.elementRef = elementRef;
        this.overlay = overlay;
        this._menuItem = _menuItem;
        this.sRenderer = sRenderer;
        this._menu = _menu;
        this.classes = this.sRenderer.renderSheet(STYLES);
        this._menuOpen = false;
        this._menuDetached = new Subject();
        this.menuOpened = new EventEmitter();
        this.menuClosed = new EventEmitter();
        if (this._isItemSubMenuTrigger()) {
            _menuItem._setItemSubMenuTrigger(this);
            sRenderer.addClass(this.classes.itemSubMenuTrigger);
        }
    }
    /** Whether the menu is open. */
    get menuOpen() {
        return this._menuOpen;
    }
    ngOnDestroy() {
        // Not force destruction if it is already being destroyed
        if (!this._destroying) {
            this.closeMenu();
        }
        this._menuDetached.complete();
    }
    _handleClick() {
        if (!this._isItemSubMenuTrigger()) {
            this.toggleMenu();
        }
    }
    /** Opens the menu */
    openMenu() {
        if (!this._menuRef) {
            this._menuRef = this.overlay.create(this.lyMenuTriggerFor, {
                $implicit: this,
                data: this.menuData
            }, {
                styles: {
                    top: 0,
                    left: 0,
                    pointerEvents: null
                },
                fnDestroy: this.detach.bind(this),
                hasBackdrop: false
            });
        }
    }
    /** Closes the menu */
    closeMenu() {
        this.detach();
    }
    /** Toggle menu */
    toggleMenu() {
        if (this._menuRef) {
            this.closeMenu();
        }
        else {
            this.openMenu();
        }
    }
    /** @docs-private */
    detach() {
        if (this._menuRef) {
            this._menuRef.detach();
            this._menuRef = null;
            this._destroying = true;
            this._menuDetached.next();
        }
    }
    /** @docs-private */
    destroy(menuRef) {
        this.menuClosed.emit(null);
        menuRef.remove();
        this._destroying = false;
        Promise.resolve(null).then(() => this._menuOpen = false);
    }
    _getHostElement() {
        return this.elementRef.nativeElement;
    }
    _setMenuOpenToTrue() {
        this._menuOpen = true;
    }
    /**
     * @docs-private
     */
    _isItemSubMenuTrigger() {
        return !!this._menuItem;
    }
};
LyMenuTriggerFor.ctorParameters = () => [
    { type: ElementRef },
    { type: LyOverlay },
    { type: LyMenuItem, decorators: [{ type: Optional }] },
    { type: StyleRenderer },
    { type: LyMenu, decorators: [{ type: Optional }] }
];
__decorate([
    Input()
], LyMenuTriggerFor.prototype, "lyMenuTriggerFor", void 0);
__decorate([
    Input('lyMenuTriggerData')
], LyMenuTriggerFor.prototype, "menuData", void 0);
__decorate([
    Output()
], LyMenuTriggerFor.prototype, "menuOpened", void 0);
__decorate([
    Output()
], LyMenuTriggerFor.prototype, "menuClosed", void 0);
LyMenuTriggerFor = __decorate([
    Directive({
        selector: '[lyMenuTriggerFor]',
        host: {
            '(click)': '_handleClick()'
        },
        exportAs: 'lyMenuTriggerFor',
        providers: [
            StyleRenderer
        ]
    }),
    __param(2, Optional()),
    __param(4, Optional())
], LyMenuTriggerFor);
let LyMenuOpenOnHover = class LyMenuOpenOnHover {
    constructor(_trigger) {
        this._trigger = _trigger;
        this._events = new Subject();
        this._openOnHover = true;
        _trigger._menuOpenOnHoverRef = this;
        this._events
            .pipe(debounceTime(200))
            .subscribe(enterOrLeave => {
            if (this.openOnHover) {
                if (enterOrLeave) {
                    _trigger.openMenu();
                }
                else {
                    _trigger.closeMenu();
                }
            }
        });
    }
    /** Whether menu should open on hover. */
    get openOnHover() {
        return this._openOnHover;
    }
    set openOnHover(value) {
        this._openOnHover = coerceBooleanProperty(value);
        Promise.resolve(null)
            .then(() => this._openOnHover
            ? this._trigger._menuOpenOnHoverRef = this
            : delete this._trigger._menuOpenOnHoverRef);
    }
    ngOnDestroy() {
        this._events.complete();
    }
    /** Handle mouseenter or mouseleave */
    _handleMouseEnterOrLeave(leaveOrEnter) {
        if (this.openOnHover) {
            if (leaveOrEnter) {
                this._trigger.openMenu();
            }
            this._events.next(leaveOrEnter);
        }
    }
};
LyMenuOpenOnHover.ctorParameters = () => [
    { type: LyMenuTriggerFor }
];
__decorate([
    Input()
], LyMenuOpenOnHover.prototype, "openOnHover", null);
LyMenuOpenOnHover = __decorate([
    Directive({
        selector: '[lyMenuTriggerFor][openOnHover]',
        host: {
            '(mouseenter)': '_handleMouseEnterOrLeave(true)',
            '(mouseleave)': '_handleMouseEnterOrLeave(false)'
        }
    })
], LyMenuOpenOnHover);

let LyMenuModule = class LyMenuModule {
};
LyMenuModule = __decorate([
    NgModule({
        imports: [CommonModule, FormsModule, LyCommonModule, LyOverlayModule],
        exports: [LyMenu, LyMenuItem, LyMenuTriggerFor, LyMenuOpenOnHover],
        declarations: [LyMenu, LyMenuItem, LyMenuTriggerFor, LyMenuOpenOnHover],
    })
], LyMenuModule);

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

export { LyMenu, LyMenuItem, LyMenuModule, LyMenuOpenOnHover, LyMenuTriggerFor, STYLES };
//# sourceMappingURL=alyle-ui-menu.js.map
