ZipCoin-RED/ZipCoinRedIonicClient/node_modules/ionic-angular/es2015/components/app/app.js

import { EventEmitter, Injectable, Optional } from '@angular/core';
import { DOCUMENT, Title } from '@angular/platform-browser';
import * as Constants from './app-constants';
import { Config } from '../../config/config';
import { DIRECTION_BACK, DIRECTION_FORWARD, isTabs } from '../../navigation/nav-util';
import { MenuController } from './menu-controller';
import { Platform } from '../../platform/platform';
import { IOSTransition } from '../../transitions/transition-ios';
import { MDTransition } from '../../transitions/transition-md';
import { WPTransition } from '../../transitions/transition-wp';
/**
 * @name App
 * @description
 * App is a utility class used in Ionic to get information about various aspects of an app
 */
export class App {
    constructor(_config, _plt, _menuCtrl) {
        this._config = _config;
        this._plt = _plt;
        this._menuCtrl = _menuCtrl;
        this._disTime = 0;
        this._scrollTime = 0;
        this._title = '';
        this._titleSrv = new Title(DOCUMENT);
        this._rootNavs = new Map();
        this._didScroll = false;
        /**
         * Observable that emits whenever a view loads in the app.
         * @returns {Observable} Returns an observable
         */
        this.viewDidLoad = new EventEmitter();
        /**
         * Observable that emits before any view is entered in the app.
         * @returns {Observable} Returns an observable
         */
        this.viewWillEnter = new EventEmitter();
        /**
         * Observable that emits after any view is entered in the app.
         * @returns {Observable} Returns an observable
         */
        this.viewDidEnter = new EventEmitter();
        /**
         * Observable that emits before any view is exited in the app.
         * @returns {Observable} Returns an observable
         */
        this.viewWillLeave = new EventEmitter();
        /**
         * Observable that emits after any view is exited in the app.
         * @returns {Observable} Returns an observable
         */
        this.viewDidLeave = new EventEmitter();
        /**
         * Observable that emits before any view unloads in the app.
         * @returns {Observable} Returns an observable
         */
        this.viewWillUnload = new EventEmitter();
        // listen for hardware back button events
        // register this back button action with a default priority
        _plt.registerBackButtonAction(this.goBack.bind(this));
        this._disableScrollAssist = _config.getBoolean('disableScrollAssist', false);
        const blurring = _config.getBoolean('inputBlurring', false);
        if (blurring) {
            this._enableInputBlurring();
        }
        (void 0) /* runInDev */;
        _config.setTransition('ios-transition', IOSTransition);
        _config.setTransition('md-transition', MDTransition);
        _config.setTransition('wp-transition', WPTransition);
    }
    /**
     * Sets the document title.
     * @param {string} val  Value to set the document title to.
     */
    setTitle(val) {
        if (val !== this._title) {
            this._title = val;
            this._titleSrv.setTitle(val);
        }
    }
    /**
     * @hidden
     */
    setElementClass(className, isAdd) {
        this._appRoot.setElementClass(className, isAdd);
    }
    /**
     * @hidden
     * Sets if the app is currently enabled or not, meaning if it's
     * available to accept new user commands. For example, this is set to `false`
     * while views transition, a modal slides up, an action-sheet
     * slides up, etc. After the transition completes it is set back to `true`.
     * @param {boolean} isEnabled `true` for enabled, `false` for disabled
     * @param {number} duration  When `isEnabled` is set to `false`, this argument
     * is used to set the maximum number of milliseconds that app will wait until
     * it will automatically enable the app again. It's basically a fallback incase
     * something goes wrong during a transition and the app wasn't re-enabled correctly.
     */
    setEnabled(isEnabled, duration = 700, minDuration = 0) {
        this._disTime = (isEnabled ? 0 : Date.now() + duration);
        if (this._clickBlock) {
            if (isEnabled) {
                // disable the click block if it's enabled, or the duration is tiny
                this._clickBlock.activate(false, CLICK_BLOCK_BUFFER_IN_MILLIS, minDuration);
            }
            else {
                // show the click block for duration + some number
                this._clickBlock.activate(true, duration + CLICK_BLOCK_BUFFER_IN_MILLIS, minDuration);
            }
        }
    }
    /**
     * @hidden
     * Toggles whether an application can be scrolled
     * @param {boolean} disableScroll when set to `false`, the application's
     * scrolling is enabled. When set to `true`, scrolling is disabled.
     */
    _setDisableScroll(disableScroll) {
        if (this._disableScrollAssist) {
            this._appRoot._disableScroll(disableScroll);
        }
    }
    /**
     * @hidden
     * Boolean if the app is actively enabled or not.
     * @return {boolean}
     */
    isEnabled() {
        const disTime = this._disTime;
        if (disTime === 0) {
            return true;
        }
        return (disTime < Date.now());
    }
    /**
     * @hidden
     */
    setScrolling() {
        this._scrollTime = Date.now() + ACTIVE_SCROLLING_TIME;
        this._didScroll = true;
    }
    /**
     * Boolean if the app is actively scrolling or not.
     * @return {boolean} returns true or false
     */
    isScrolling() {
        const scrollTime = this._scrollTime;
        if (scrollTime === 0) {
            return false;
        }
        if (scrollTime < Date.now()) {
            this._scrollTime = 0;
            return false;
        }
        return true;
    }
    /**
     * @return {NavController} Returns the first Active Nav Controller from the list. This method is deprecated
     */
    getActiveNav() {
        console.warn('(getActiveNav) is deprecated and will be removed in the next major release. Use getActiveNavs instead.');
        const navs = this.getActiveNavs();
        if (navs && navs.length) {
            return navs[0];
        }
        return null;
    }
    /**
     * @return {NavController[]} Returns the active NavControllers. Using this method is preferred when we need access to the top-level navigation controller while on the outside views and handlers like `registerBackButtonAction()`
     */
    getActiveNavs(rootNavId) {
        const portal = this._appRoot._getPortal(Constants.PORTAL_MODAL);
        if (portal.length() > 0) {
            return findTopNavs(portal);
        }
        if (!this._rootNavs || !this._rootNavs.size) {
            return [];
        }
        if (this._rootNavs.size === 1) {
            return findTopNavs(this._rootNavs.values().next().value);
        }
        if (rootNavId) {
            return findTopNavs(this._rootNavs.get(rootNavId));
        }
        // fallback to just using all root names
        let activeNavs = [];
        this._rootNavs.forEach(nav => {
            const topNavs = findTopNavs(nav);
            activeNavs = activeNavs.concat(topNavs);
        });
        return activeNavs;
    }
    getRootNav() {
        console.warn('(getRootNav) is deprecated and will be removed in the next major release. Use getRootNavById instead.');
        const rootNavs = this.getRootNavs();
        if (rootNavs.length === 0) {
            return null;
        }
        else if (rootNavs.length > 1) {
            console.warn('(getRootNav) there are multiple root navs, use getRootNavs instead');
        }
        return rootNavs[0];
    }
    getRootNavs() {
        const navs = [];
        this._rootNavs.forEach(nav => navs.push(nav));
        return navs;
    }
    /**
     * @return {NavController} Returns the root NavController
     */
    getRootNavById(navId) {
        return this._rootNavs.get(navId);
    }
    /**
     * @hidden
     */
    registerRootNav(nav) {
        this._rootNavs.set(nav.id, nav);
    }
    /**
     * @hidden
     */
    unregisterRootNav(nav) {
        this._rootNavs.delete(nav.id);
    }
    getActiveNavContainers() {
        // for each root nav container, get it's active nav
        let list = [];
        this._rootNavs.forEach((container) => {
            list = list.concat(findTopNavs(container));
        });
        return list;
    }
    /**
     * @hidden
     */
    present(enteringView, opts, appPortal) {
        (void 0) /* assert */;
        const portal = this._appRoot._getPortal(appPortal);
        // Set Nav must be set here in order to dimiss() work synchnously.
        // TODO: move _setNav() to the earlier stages of NavController. _queueTrns()
        enteringView._setNav(portal);
        opts.direction = DIRECTION_FORWARD;
        if (!opts.animation) {
            opts.animation = enteringView.getTransitionName(DIRECTION_FORWARD);
        }
        enteringView.setLeavingOpts({
            keyboardClose: opts.keyboardClose,
            direction: DIRECTION_BACK,
            animation: enteringView.getTransitionName(DIRECTION_BACK),
            ev: opts.ev
        });
        return portal.insertPages(-1, [enteringView], opts);
    }
    /**
     * @hidden
     */
    goBack() {
        if (this._menuCtrl && this._menuCtrl.isOpen()) {
            return this._menuCtrl.close();
        }
        const navPromise = this.navPop();
        if (!navPromise) {
            // no views to go back to
            // let's exit the app
            if (this._config.getBoolean('navExitApp', true)) {
                (void 0) /* console.debug */;
                this._plt.exitApp();
            }
        }
        return navPromise;
    }
    /**
     * @hidden
     */
    navPop() {
        if (!this._rootNavs || this._rootNavs.size === 0 || !this.isEnabled()) {
            return Promise.resolve();
        }
        // If there are any alert/actionsheet open, let's do nothing
        const portal = this._appRoot._getPortal(Constants.PORTAL_DEFAULT);
        if (portal.length() > 0) {
            return Promise.resolve();
        }
        let navToPop = null;
        let mostRecentVC = null;
        this._rootNavs.forEach((navContainer) => {
            const activeNavs = this.getActiveNavs(navContainer.id);
            const poppableNavs = activeNavs.map(activeNav => getPoppableNav(activeNav)).filter(nav => !!nav);
            poppableNavs.forEach(poppable => {
                const topViewController = poppable.last();
                if (poppable._isPortal || (topViewController && poppable.length() > 1 && (!mostRecentVC || topViewController._ts >= mostRecentVC._ts))) {
                    mostRecentVC = topViewController;
                    navToPop = poppable;
                }
            });
        });
        if (navToPop) {
            return navToPop.pop();
        }
    }
    /**
     * @hidden
     */
    _enableInputBlurring() {
        (void 0) /* console.debug */;
        let focused = true;
        const self = this;
        const platform = this._plt;
        platform.registerListener(platform.doc(), 'focusin', onFocusin, { capture: true, zone: false, passive: true });
        platform.registerListener(platform.doc(), 'touchend', onTouchend, { capture: false, zone: false, passive: true });
        function onFocusin() {
            focused = true;
        }
        function onTouchend(ev) {
            // if app did scroll return early
            if (self._didScroll) {
                self._didScroll = false;
                return;
            }
            const active = self._plt.getActiveElement();
            if (!active) {
                return;
            }
            // only blur if the active element is a text-input or a textarea
            if (SKIP_BLURRING.indexOf(active.tagName) === -1) {
                return;
            }
            // if the selected target is the active element, do not blur
            const tapped = ev.target;
            if (tapped === active) {
                return;
            }
            if (SKIP_BLURRING.indexOf(tapped.tagName) >= 0) {
                return;
            }
            // skip if div is a cover
            if (tapped.classList.contains('input-cover')) {
                return;
            }
            focused = false;
            // TODO: find a better way, why 50ms?
            platform.timeout(() => {
                if (!focused) {
                    active.blur();
                }
            }, 50);
        }
    }
    getNavByIdOrName(id) {
        const navs = Array.from(this._rootNavs.values());
        for (const navContainer of navs) {
            const match = getNavByIdOrName(navContainer, id);
            if (match) {
                return match;
            }
        }
        return null;
    }
}
App.decorators = [
    { type: Injectable },
];
/** @nocollapse */
App.ctorParameters = () => [
    { type: Config, },
    { type: Platform, },
    { type: MenuController, decorators: [{ type: Optional },] },
];
export function getNavByIdOrName(nav, id) {
    if (nav.id === id || nav.name === id) {
        return nav;
    }
    for (const child of nav.getAllChildNavs()) {
        const tmp = getNavByIdOrName(child, id);
        if (tmp) {
            return tmp;
        }
    }
    return null;
}
function getPoppableNav(nav) {
    if (!nav) {
        return null;
    }
    if (isTabs(nav)) {
        // tabs aren't a nav, so just call this function again immediately on the parent on tabs
        return getPoppableNav(nav.parent);
    }
    const len = nav.length();
    if (len > 1 || (nav._isPortal && len > 0)) {
        // this nav controller has more than one view
        // use this nav!
        return nav;
    }
    // try again using the parent nav (if there is one)
    return getPoppableNav(nav.parent);
}
export function findTopNavs(nav) {
    let containers = [];
    const childNavs = nav.getActiveChildNavs();
    if (!childNavs || !childNavs.length) {
        containers.push(nav);
    }
    else {
        childNavs.forEach(childNav => {
            const topNavs = findTopNavs(childNav);
            containers = containers.concat(topNavs);
        });
    }
    return containers;
}
const SKIP_BLURRING = ['INPUT', 'TEXTAREA', 'ION-INPUT', 'ION-TEXTAREA'];
const ACTIVE_SCROLLING_TIME = 100;
const CLICK_BLOCK_BUFFER_IN_MILLIS = 64;
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