snappymail/dev/Knoin/Knoin.js
2016-07-05 22:52:52 +03:00

496 lines
12 KiB
JavaScript

var
_ = require('_'),
$ = require('$'),
ko = require('ko'),
hasher = require('hasher'),
crossroads = require('crossroads'),
Globals = require('Common/Globals'),
Plugins = require('Common/Plugins'),
Utils = require('Common/Utils');
/**
* @constructor
*/
function Knoin()
{
this.oScreens = {};
this.sDefaultScreenName = '';
this.oCurrentScreen = null;
}
Knoin.prototype.oScreens = {};
Knoin.prototype.sDefaultScreenName = '';
Knoin.prototype.oCurrentScreen = null;
Knoin.prototype.hideLoading = function()
{
$('#rl-content').addClass('rl-content-show');
$('#rl-loading').hide().remove();
};
/**
* @param {Object} context
*/
Knoin.prototype.constructorEnd = function(context)
{
if (Utils.isFunc(context.__constructor_end))
{
context.__constructor_end();
}
};
/**
* @param {string|Array} mName
* @param {Function} ViewModelClass
*/
Knoin.prototype.extendAsViewModel = function(mName, ViewModelClass)
{
if (ViewModelClass)
{
if (Utils.isArray(mName))
{
ViewModelClass.__names = mName;
}
else
{
ViewModelClass.__names = [mName];
}
ViewModelClass.__name = ViewModelClass.__names[0];
}
};
/**
* @param {Function} SettingsViewModelClass
* @param {string} sLabelName
* @param {string} sTemplate
* @param {string} sRoute
* @param {boolean=} bDefault
*/
Knoin.prototype.addSettingsViewModel = function(SettingsViewModelClass, sTemplate, sLabelName, sRoute, bDefault)
{
SettingsViewModelClass.__rlSettingsData = {
Label: sLabelName,
Template: sTemplate,
Route: sRoute,
IsDefault: !!bDefault
};
Globals.aViewModels.settings.push(SettingsViewModelClass);
};
/**
* @param {Function} SettingsViewModelClass
*/
Knoin.prototype.removeSettingsViewModel = function(SettingsViewModelClass)
{
Globals.aViewModels['settings-removed'].push(SettingsViewModelClass);
};
/**
* @param {Function} SettingsViewModelClass
*/
Knoin.prototype.disableSettingsViewModel = function(SettingsViewModelClass)
{
Globals.aViewModels['settings-disabled'].push(SettingsViewModelClass);
};
Knoin.prototype.routeOff = function()
{
hasher.changed.active = false;
};
Knoin.prototype.routeOn = function()
{
hasher.changed.active = true;
};
/**
* @param {string} sScreenName
* @returns {?Object}
*/
Knoin.prototype.screen = function(sScreenName)
{
return ('' !== sScreenName && !Utils.isUnd(this.oScreens[sScreenName])) ? this.oScreens[sScreenName] : null;
};
/**
* @param {Function} ViewModelClass
* @param {Object=} oScreen
*/
Knoin.prototype.buildViewModel = function(ViewModelClass, oScreen)
{
if (ViewModelClass && !ViewModelClass.__builded)
{
var
oViewModel = new ViewModelClass(oScreen),
sPosition = oViewModel.viewModelPosition(),
oViewModelPlace = $('#rl-content #rl-' + sPosition.toLowerCase()),
oViewModelDom = null;
ViewModelClass.__builded = true;
ViewModelClass.__vm = oViewModel;
oViewModel.onShowTrigger = ko.observable(false);
oViewModel.onHideTrigger = ko.observable(false);
oViewModel.viewModelName = ViewModelClass.__name;
oViewModel.viewModelNames = ViewModelClass.__names;
if (oViewModelPlace && 1 === oViewModelPlace.length)
{
oViewModelDom = $('<div></div>').addClass('rl-view-model').addClass('RL-' + oViewModel.viewModelTemplate()).hide();
oViewModelDom.appendTo(oViewModelPlace);
oViewModel.viewModelDom = oViewModelDom;
ViewModelClass.__dom = oViewModelDom;
if ('Popups' === sPosition)
{
oViewModel.cancelCommand = oViewModel.closeCommand = Utils.createCommand(oViewModel, _.bind(function() {
this.hideScreenPopup(ViewModelClass);
}, this));
oViewModel.modalVisibility.subscribe(function(bValue) {
var self = this;
if (bValue)
{
this.viewModelDom.show();
this.storeAndSetKeyScope();
Globals.popupVisibilityNames.push(this.viewModelName);
oViewModel.viewModelDom.css('z-index', 3000 + Globals.popupVisibilityNames().length + 10);
if (this.onShowTrigger)
{
this.onShowTrigger(!this.onShowTrigger());
}
Utils.delegateRun(this, 'onShowWithDelay', [], 500);
}
else
{
Utils.delegateRun(this, 'onHide');
Utils.delegateRun(this, 'onHideWithDelay', [], 500);
if (this.onHideTrigger)
{
this.onHideTrigger(!this.onHideTrigger());
}
this.restoreKeyScope();
_.each(this.viewModelNames, function(sName) {
Plugins.runHook('view-model-on-hide', [sName, self]);
});
Globals.popupVisibilityNames.remove(this.viewModelName);
oViewModel.viewModelDom.css('z-index', 2000);
_.delay(function() {
self.viewModelDom.hide();
}, 300);
}
}, oViewModel);
}
_.each(ViewModelClass.__names, function(sName) {
Plugins.runHook('view-model-pre-build', [sName, oViewModel, oViewModelDom]);
});
ko.applyBindingAccessorsToNode(oViewModelDom[0], {
translatorInit: true,
template: function() {
return {
name: oViewModel.viewModelTemplate()
};
}
}, oViewModel);
Utils.delegateRun(oViewModel, 'onBuild', [oViewModelDom]);
if (oViewModel && 'Popups' === sPosition)
{
oViewModel.registerPopupKeyDown();
}
_.each(ViewModelClass.__names, function(sName) {
Plugins.runHook('view-model-post-build', [sName, oViewModel, oViewModelDom]);
});
}
else
{
Utils.log('Cannot find view model position: ' + sPosition);
}
}
return ViewModelClass ? ViewModelClass.__vm : null;
};
/**
* @param {Function} ViewModelClassToHide
*/
Knoin.prototype.hideScreenPopup = function(ViewModelClassToHide)
{
if (ViewModelClassToHide && ViewModelClassToHide.__vm && ViewModelClassToHide.__dom)
{
ViewModelClassToHide.__vm.modalVisibility(false);
}
};
/**
* @param {Function} ViewModelClassToShow
* @param {Array=} aParameters
*/
Knoin.prototype.showScreenPopup = function(ViewModelClassToShow, aParameters)
{
if (ViewModelClassToShow)
{
this.buildViewModel(ViewModelClassToShow);
if (ViewModelClassToShow.__vm && ViewModelClassToShow.__dom)
{
Utils.delegateRun(ViewModelClassToShow.__vm, 'onBeforeShow', aParameters || []);
ViewModelClassToShow.__vm.modalVisibility(true);
Utils.delegateRun(ViewModelClassToShow.__vm, 'onShow', aParameters || []);
_.each(ViewModelClassToShow.__names, function(sName) {
Plugins.runHook('view-model-on-show', [sName, ViewModelClassToShow.__vm, aParameters || []]);
});
}
}
};
/**
* @param {Function} ViewModelClassToShow
* @returns {boolean}
*/
Knoin.prototype.isPopupVisible = function(ViewModelClassToShow)
{
return ViewModelClassToShow && ViewModelClassToShow.__vm ? ViewModelClassToShow.__vm.modalVisibility() : false;
};
/**
* @param {string} sScreenName
* @param {string} sSubPart
*/
Knoin.prototype.screenOnRoute = function(sScreenName, sSubPart)
{
var
self = this,
oScreen = null,
bSameScreen = false,
oCross = null;
if ('' === Utils.pString(sScreenName))
{
sScreenName = this.sDefaultScreenName;
}
if ('' !== sScreenName)
{
oScreen = this.screen(sScreenName);
if (!oScreen)
{
oScreen = this.screen(this.sDefaultScreenName);
if (oScreen)
{
sSubPart = sScreenName + '/' + sSubPart;
sScreenName = this.sDefaultScreenName;
}
}
if (oScreen && oScreen.__started)
{
bSameScreen = this.oCurrentScreen && oScreen === this.oCurrentScreen;
if (!oScreen.__builded)
{
oScreen.__builded = true;
if (Utils.isNonEmptyArray(oScreen.viewModels()))
{
_.each(oScreen.viewModels(), function(ViewModelClass) {
this.buildViewModel(ViewModelClass, oScreen);
}, this);
}
Utils.delegateRun(oScreen, 'onBuild');
}
_.defer(function() {
// hide screen
if (self.oCurrentScreen && !bSameScreen)
{
Utils.delegateRun(self.oCurrentScreen, 'onHide');
Utils.delegateRun(self.oCurrentScreen, 'onHideWithDelay', [], 500);
if (self.oCurrentScreen.onHideTrigger)
{
self.oCurrentScreen.onHideTrigger(!self.oCurrentScreen.onHideTrigger());
}
if (Utils.isNonEmptyArray(self.oCurrentScreen.viewModels()))
{
_.each(self.oCurrentScreen.viewModels(), function(ViewModelClass) {
if (ViewModelClass.__vm && ViewModelClass.__dom &&
'Popups' !== ViewModelClass.__vm.viewModelPosition())
{
ViewModelClass.__dom.hide();
ViewModelClass.__vm.viewModelVisibility(false);
Utils.delegateRun(ViewModelClass.__vm, 'onHide');
Utils.delegateRun(ViewModelClass.__vm, 'onHideWithDelay', [], 500);
if (ViewModelClass.__vm.onHideTrigger)
{
ViewModelClass.__vm.onHideTrigger(!ViewModelClass.__vm.onHideTrigger());
}
}
});
}
}
// --
self.oCurrentScreen = oScreen;
// show screen
if (self.oCurrentScreen && !bSameScreen)
{
Utils.delegateRun(self.oCurrentScreen, 'onShow');
if (self.oCurrentScreen.onShowTrigger)
{
self.oCurrentScreen.onShowTrigger(!self.oCurrentScreen.onShowTrigger());
}
Plugins.runHook('screen-on-show', [self.oCurrentScreen.screenName(), self.oCurrentScreen]);
if (Utils.isNonEmptyArray(self.oCurrentScreen.viewModels()))
{
_.each(self.oCurrentScreen.viewModels(), function(ViewModelClass) {
if (ViewModelClass.__vm && ViewModelClass.__dom &&
'Popups' !== ViewModelClass.__vm.viewModelPosition())
{
Utils.delegateRun(ViewModelClass.__vm, 'onBeforeShow');
ViewModelClass.__dom.show();
ViewModelClass.__vm.viewModelVisibility(true);
Utils.delegateRun(ViewModelClass.__vm, 'onShow');
if (ViewModelClass.__vm.onShowTrigger)
{
ViewModelClass.__vm.onShowTrigger(!ViewModelClass.__vm.onShowTrigger());
}
Utils.delegateRun(ViewModelClass.__vm, 'onShowWithDelay', [], 200);
_.each(ViewModelClass.__names, function(sName) {
Plugins.runHook('view-model-on-show', [sName, ViewModelClass.__vm]);
});
}
}, self);
}
}
// --
oCross = oScreen.__cross ? oScreen.__cross() : null;
if (oCross)
{
oCross.parse(sSubPart);
}
});
}
}
};
/**
* @param {Array} aScreensClasses
*/
Knoin.prototype.startScreens = function(aScreensClasses)
{
_.each(aScreensClasses, function(CScreen) {
if (CScreen)
{
var
oScreen = new CScreen(),
sScreenName = oScreen ? oScreen.screenName() : '';
if (oScreen && '' !== sScreenName)
{
if ('' === this.sDefaultScreenName)
{
this.sDefaultScreenName = sScreenName;
}
this.oScreens[sScreenName] = oScreen;
}
}
}, this);
_.each(this.oScreens, function(oScreen) {
if (oScreen && !oScreen.__started && oScreen.__start)
{
oScreen.__started = true;
oScreen.__start();
Plugins.runHook('screen-pre-start', [oScreen.screenName(), oScreen]);
Utils.delegateRun(oScreen, 'onStart');
Plugins.runHook('screen-post-start', [oScreen.screenName(), oScreen]);
}
}, this);
var oCross = crossroads.create();
oCross.addRoute(/^([a-zA-Z0-9\-]*)\/?(.*)$/, _.bind(this.screenOnRoute, this));
hasher.initialized.add(oCross.parse, oCross);
hasher.changed.add(oCross.parse, oCross);
hasher.init();
_.delay(function() {
Globals.$html.removeClass('rl-started-trigger').addClass('rl-started');
}, 100);
_.delay(function() {
Globals.$html.addClass('rl-started-delay');
}, 200);
};
/**
* @param {string} sHash
* @param {boolean=} bSilence = false
* @param {boolean=} bReplace = false
*/
Knoin.prototype.setHash = function(sHash, bSilence, bReplace)
{
sHash = '#' === sHash.substr(0, 1) ? sHash.substr(1) : sHash;
sHash = '/' === sHash.substr(0, 1) ? sHash.substr(1) : sHash;
bReplace = Utils.isUnd(bReplace) ? false : !!bReplace;
if (Utils.isUnd(bSilence) ? false : !!bSilence)
{
hasher.changed.active = false;
hasher[bReplace ? 'replaceHash' : 'setHash'](sHash);
hasher.changed.active = true;
}
else
{
hasher.changed.active = true;
hasher[bReplace ? 'replaceHash' : 'setHash'](sHash);
hasher.setHash(sHash);
}
};
module.exports = new Knoin();