snappymail/dev/Knoin/Knoin.js
2019-03-30 01:45:12 +03:00

631 lines
13 KiB
JavaScript

import _ from '_';
import $ from '$';
import ko from 'ko';
import hasher from 'hasher';
import crossroads from 'crossroads';
import {Magics} from 'Common/Enums';
import {runHook} from 'Common/Plugins';
import {$html, VIEW_MODELS, popupVisibilityNames} from 'Common/Globals';
import {
isArray, isUnd, pString, log, isFunc,
createCommandLegacy, delegateRun, isNonEmptyArray
} from 'Common/Utils';
let
currentScreen = null,
defaultScreenName = '';
const SCREENS = {};
export const ViewType = {
Popup: 'Popups',
Left: 'Left',
Right: 'Right',
Center: 'Center'
};
/**
* @returns {void}
*/
export function hideLoading()
{
$('#rl-content').addClass('rl-content-show');
$('#rl-loading').hide().remove();
}
/**
* @param {Function} fExecute
* @param {(Function|boolean|null)=} fCanExecute = true
* @returns {Function}
*/
export function createCommand(fExecute, fCanExecute = true)
{
return createCommandLegacy(null, fExecute, fCanExecute);
}
/**
* @param {Function} SettingsViewModelClass
* @param {string} template
* @param {string} labelName
* @param {string} route
* @param {boolean=} isDefault = false
* @returns {void}
*/
export function addSettingsViewModel(SettingsViewModelClass, template, labelName, route, isDefault = false)
{
SettingsViewModelClass.__rlSettingsData = {
Label: labelName,
Template: template,
Route: route,
IsDefault: !!isDefault
};
VIEW_MODELS.settings.push(SettingsViewModelClass);
}
/**
* @param {Function} SettingsViewModelClass
* @returns {void}
*/
export function removeSettingsViewModel(SettingsViewModelClass)
{
VIEW_MODELS['settings-removed'].push(SettingsViewModelClass);
}
/**
* @param {Function} SettingsViewModelClass
* @returns {void}
*/
export function disableSettingsViewModel(SettingsViewModelClass)
{
VIEW_MODELS['settings-disabled'].push(SettingsViewModelClass);
}
/**
* @returns {void}
*/
export function routeOff()
{
hasher.changed.active = false;
}
/**
* @returns {void}
*/
export function routeOn()
{
hasher.changed.active = true;
}
/**
* @param {string} screenName
* @returns {?Object}
*/
export function screen(screenName)
{
return ('' !== screenName && !isUnd(SCREENS[screenName])) ? SCREENS[screenName] : null;
}
/**
* @param {Function} ViewModelClassToShow
* @returns {Function|null}
*/
export function getScreenPopup(PopuViewModelClass)
{
let result = null;
if (PopuViewModelClass)
{
result = PopuViewModelClass;
if (PopuViewModelClass.default)
{
result = PopuViewModelClass.default;
}
}
return result;
}
/**
* @param {Function} ViewModelClassToHide
* @returns {void}
*/
export function hideScreenPopup(ViewModelClassToHide)
{
const ModalView = getScreenPopup(ViewModelClassToHide);
if (ModalView && ModalView.__vm && ModalView.__dom)
{
ModalView.__vm.modalVisibility(false);
}
}
/**
* @param {string} hookName
* @param {Function} ViewModelClass
* @param {mixed=} params = null
*/
export function vmRunHook(hookName, ViewModelClass, params = null)
{
_.each(ViewModelClass.__names, (name) => {
runHook(hookName, [name, ViewModelClass.__vm, params]);
});
}
/**
* @param {Function} ViewModelClass
* @param {Object=} vmScreen
* @returns {*}
*/
export function buildViewModel(ViewModelClass, vmScreen)
{
if (ViewModelClass && !ViewModelClass.__builded)
{
let vmDom = null;
const
vm = new ViewModelClass(vmScreen),
position = ViewModelClass.__type || '',
vmPlace = position ? $('#rl-content #rl-' + position.toLowerCase()) : null;
ViewModelClass.__builded = true;
ViewModelClass.__vm = vm;
vm.onShowTrigger = ko.observable(false);
vm.onHideTrigger = ko.observable(false);
vm.viewModelName = ViewModelClass.__name;
vm.viewModelNames = ViewModelClass.__names;
vm.viewModelTemplateID = ViewModelClass.__templateID;
vm.viewModelPosition = ViewModelClass.__type;
if (vmPlace && 1 === vmPlace.length)
{
vmDom = $('<div></div>').addClass('rl-view-model').addClass('RL-' + vm.viewModelTemplateID).hide();
vmDom.appendTo(vmPlace);
vm.viewModelDom = vmDom;
ViewModelClass.__dom = vmDom;
if (ViewType.Popup === position)
{
vm.cancelCommand = vm.closeCommand = createCommand(() => {
hideScreenPopup(ViewModelClass);
});
vm.modalVisibility.subscribe((value) => {
if (value)
{
vm.viewModelDom.show();
vm.storeAndSetKeyScope();
popupVisibilityNames.push(vm.viewModelName);
vm.viewModelDom.css('z-index', 3000 + popupVisibilityNames().length + 10);
if (vm.onShowTrigger)
{
vm.onShowTrigger(!vm.onShowTrigger());
}
delegateRun(vm, 'onShowWithDelay', [], 500);
}
else
{
delegateRun(vm, 'onHide');
delegateRun(vm, 'onHideWithDelay', [], 500);
if (vm.onHideTrigger)
{
vm.onHideTrigger(!vm.onHideTrigger());
}
vm.restoreKeyScope();
vmRunHook('view-model-on-hide', ViewModelClass);
popupVisibilityNames.remove(vm.viewModelName);
vm.viewModelDom.css('z-index', 2000);
_.delay(() => vm.viewModelDom.hide(), 300);
}
});
}
vmRunHook('view-model-pre-build', ViewModelClass, vmDom);
ko.applyBindingAccessorsToNode(vmDom[0], {
translatorInit: true,
template: () => ({name: vm.viewModelTemplateID})
}, vm);
delegateRun(vm, 'onBuild', [vmDom]);
if (vm && ViewType.Popup === position)
{
vm.registerPopupKeyDown();
}
vmRunHook('view-model-post-build', ViewModelClass, vmDom);
}
else
{
log('Cannot find view model position: ' + position);
}
}
return ViewModelClass ? ViewModelClass.__vm : null;
}
/**
* @param {Function} ViewModelClassToShow
* @param {Array=} params
* @returns {void}
*/
export function showScreenPopup(ViewModelClassToShow, params = [])
{
const ModalView = getScreenPopup(ViewModelClassToShow);
if (ModalView)
{
buildViewModel(ModalView);
if (ModalView.__vm && ModalView.__dom)
{
delegateRun(ModalView.__vm, 'onBeforeShow', params || []);
ModalView.__vm.modalVisibility(true);
delegateRun(ModalView.__vm, 'onShow', params || []);
vmRunHook('view-model-on-show', ModalView, params || []);
}
}
}
/**
* @param {Function} ViewModelClassToShow
* @returns {void}
*/
export function warmUpScreenPopup(ViewModelClassToShow)
{
const ModalView = getScreenPopup(ViewModelClassToShow);
if (ModalView)
{
buildViewModel(ModalView);
if (ModalView.__vm && ModalView.__dom)
{
delegateRun(ModalView.__vm, 'onWarmUp');
}
}
}
/**
* @param {Function} ViewModelClassToShow
* @returns {boolean}
*/
export function isPopupVisible(ViewModelClassToShow)
{
const ModalView = getScreenPopup(ViewModelClassToShow);
return ModalView && ModalView.__vm ? ModalView.__vm.modalVisibility() : false;
}
/**
* @param {string} screenName
* @param {string} subPart
* @returns {void}
*/
export function screenOnRoute(screenName, subPart)
{
let
vmScreen = null,
isSameScreen = false,
cross = null;
if ('' === pString(screenName))
{
screenName = defaultScreenName;
}
if ('' !== screenName)
{
vmScreen = screen(screenName);
if (!vmScreen)
{
vmScreen = screen(defaultScreenName);
if (vmScreen)
{
subPart = screenName + '/' + subPart;
screenName = defaultScreenName;
}
}
if (vmScreen && vmScreen.__started)
{
isSameScreen = currentScreen && vmScreen === currentScreen;
if (!vmScreen.__builded)
{
vmScreen.__builded = true;
if (isNonEmptyArray(vmScreen.viewModels()))
{
_.each(vmScreen.viewModels(), (ViewModelClass) => {
buildViewModel(ViewModelClass, vmScreen);
});
}
delegateRun(vmScreen, 'onBuild');
}
_.defer(() => {
// hide screen
if (currentScreen && !isSameScreen)
{
delegateRun(currentScreen, 'onHide');
delegateRun(currentScreen, 'onHideWithDelay', [], 500);
if (currentScreen.onHideTrigger)
{
currentScreen.onHideTrigger(!currentScreen.onHideTrigger());
}
if (isNonEmptyArray(currentScreen.viewModels()))
{
_.each(currentScreen.viewModels(), (ViewModelClass) => {
if (ViewModelClass.__vm && ViewModelClass.__dom && ViewType.Popup !== ViewModelClass.__vm.viewModelPosition)
{
ViewModelClass.__dom.hide();
ViewModelClass.__vm.viewModelVisibility(false);
delegateRun(ViewModelClass.__vm, 'onHide');
delegateRun(ViewModelClass.__vm, 'onHideWithDelay', [], 500);
if (ViewModelClass.__vm.onHideTrigger)
{
ViewModelClass.__vm.onHideTrigger(!ViewModelClass.__vm.onHideTrigger());
}
}
});
}
}
// --
currentScreen = vmScreen;
// show screen
if (currentScreen && !isSameScreen)
{
delegateRun(currentScreen, 'onShow');
if (currentScreen.onShowTrigger)
{
currentScreen.onShowTrigger(!currentScreen.onShowTrigger());
}
runHook('screen-on-show', [currentScreen.screenName(), currentScreen]);
if (isNonEmptyArray(currentScreen.viewModels()))
{
_.each(currentScreen.viewModels(), (ViewModelClass) => {
if (ViewModelClass.__vm && ViewModelClass.__dom && ViewType.Popup !== ViewModelClass.__vm.viewModelPosition)
{
delegateRun(ViewModelClass.__vm, 'onBeforeShow');
ViewModelClass.__dom.show();
ViewModelClass.__vm.viewModelVisibility(true);
delegateRun(ViewModelClass.__vm, 'onShow');
if (ViewModelClass.__vm.onShowTrigger)
{
ViewModelClass.__vm.onShowTrigger(!ViewModelClass.__vm.onShowTrigger());
}
delegateRun(ViewModelClass.__vm, 'onShowWithDelay', [], 200);
vmRunHook('view-model-on-show', ViewModelClass);
}
});
}
}
// --
cross = vmScreen && vmScreen.__cross ? vmScreen.__cross() : null;
if (cross)
{
cross.parse(subPart);
}
});
}
}
}
/**
* @param {Array} screensClasses
* @returns {void}
*/
export function startScreens(screensClasses)
{
_.each(screensClasses, (CScreen) => {
if (CScreen)
{
const
vmScreen = new CScreen(),
screenName = vmScreen ? vmScreen.screenName() : '';
if (vmScreen && '' !== screenName)
{
if ('' === defaultScreenName)
{
defaultScreenName = screenName;
}
SCREENS[screenName] = vmScreen;
}
}
});
_.each(SCREENS, (vmScreen) => {
if (vmScreen && !vmScreen.__started && vmScreen.__start)
{
vmScreen.__started = true;
vmScreen.__start();
runHook('screen-pre-start', [vmScreen.screenName(), vmScreen]);
delegateRun(vmScreen, 'onStart');
runHook('screen-post-start', [vmScreen.screenName(), vmScreen]);
}
});
const cross = crossroads.create();
cross.addRoute(/^([a-zA-Z0-9\-]*)\/?(.*)$/, screenOnRoute);
hasher.initialized.add(cross.parse, cross);
hasher.changed.add(cross.parse, cross);
hasher.init();
_.delay(() => $html.removeClass('rl-started-trigger').addClass('rl-started'), 100);
_.delay(() => $html.addClass('rl-started-delay'), 200);
}
/**
* @param {string} sHash
* @param {boolean=} silence = false
* @param {boolean=} replace = false
* @returns {void}
*/
export function setHash(hash, silence = false, replace = false)
{
hash = '#' === hash.substr(0, 1) ? hash.substr(1) : hash;
hash = '/' === hash.substr(0, 1) ? hash.substr(1) : hash;
const cmd = replace ? 'replaceHash' : 'setHash';
if (silence)
{
hasher.changed.active = false;
hasher[cmd](hash);
hasher.changed.active = true;
}
else
{
hasher.changed.active = true;
hasher[cmd](hash);
hasher.setHash(hash);
}
}
/**
* @param {Object} params
* @returns {Function}
*/
function viewDecorator({name, type, templateID})
{
return (target) => {
if (target)
{
if (name)
{
if (isArray(name))
{
target.__names = name;
}
else
{
target.__names = [name];
}
target.__name = target.__names[0];
}
if (type)
{
target.__type = type;
}
if (templateID)
{
target.__templateID = templateID;
}
}
};
}
/**
* @param {Object} params
* @returns {Function}
*/
function popupDecorator({name, templateID})
{
return viewDecorator({name, type: ViewType.Popup, templateID});
}
/**
* @param {Function} canExecute
* @returns {Function}
*/
function commandDecorator(canExecute = true)
{
return (target, key, descriptor) => {
if (!key || !key.match(/Command$/))
{
throw new Error(`name "${key}" should end with Command suffix`);
}
const
value = descriptor.value || descriptor.initializer(),
normCanExecute = isFunc(canExecute) ? canExecute : () => !!canExecute;
descriptor.value = function(...args) {
if (normCanExecute.call(this, this))
{
value.apply(this, args);
}
return false;
};
descriptor.value.__realCanExecute = normCanExecute;
descriptor.value.isCommand = true;
return descriptor;
};
}
/**
* @param {miced} $items
* @returns {Function}
*/
function settingsMenuKeysHandler($items)
{
return _.throttle((event, handler) => {
const up = handler && 'up' === handler.shortcut;
if (event && $items.length)
{
let index = $items.index($items.filter('.selected'));
if (up && 0 < index)
{
index -= 1;
}
else if (!up && index < $items.length - 1)
{
index += 1;
}
const resultHash = $items.eq(index).attr('href');
if (resultHash)
{
setHash(resultHash, false, true);
}
}
}, Magics.Time200ms);
}
export {
commandDecorator, commandDecorator as command,
viewDecorator, viewDecorator as view, viewDecorator as viewModel,
popupDecorator, popupDecorator as popup,
settingsMenuKeysHandler
};