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(function() {
"use strict";
BX.namespace("BX.UI.Notification");
var instance = null;
/**
* @memberOf BX.UI.Notification
* @name BX.UI.Notification#Center
* @type BX.UI.Notification.Manager
* @static
* @readonly
*/
Object.defineProperty(BX.UI.Notification, "Center", {
enumerable: false,
get: function()
{
if (instance === null)
{
instance = new BX.UI.Notification.Manager({});
}
return instance;
}
});
BX.UI.Notification.Manager = function()
{
this.stacks = Object.create(null);
this.balloons = Object.create(null);
this.balloonDefaults = {};
this.stackDefaults = {};
this.defaultPosition = BX.UI.Notification.Position.TOP_RIGHT;
BX.addCustomEvent(
BX.UI.Notification.Event.getFullName("onClose"),
this.handleBalloonClose.bind(this)
);
};
BX.UI.Notification.Manager.prototype =
{
/**
* @public
* @param {BX.UI.Notification.BalloonOptions} options
* @param {BX.UI.Notification.Position} [options.position]
* @param {string} [options.type]
* @param {boolean} [options.blinkOnUpdate]
*/
notify: function(options)
{
options = BX.type.isPlainObject(options) ? options : {};
var currentBalloon = this.getBalloonById(options.id) || this.getBalloonByCategory(options.category);
if (currentBalloon)
{
currentBalloon.setOptions(options);
currentBalloon.show();
if (options.blinkOnUpdate === false)
{
currentBalloon.update(null);
}
else
{
currentBalloon.blink();
}
return;
}
var stack = null;
if (options.stack instanceof BX.UI.Notification.Stack)
{
stack = options.stack;
this.addStack(stack);
}
else
{
if (BX.type.isNotEmptyString(options.position))
{
stack = this.getStackByPosition(options.position);
}
else
{
stack = this.getDefaultStack();
}
options.stack = stack;
}
var balloonOptions = BX.mergeEx({}, this.getBalloonDefaults(), options);
var balloonType = stack.getBalloonType(options.type);
var balloon = new balloonType(balloonOptions);
if (!(balloon instanceof BX.UI.Notification.Balloon))
{
throw new Error("Balloon type must be an instance of BX.UI.Notification.Balloon");
}
this.balloons[balloon.getId()] = balloon;
balloon.show();
return balloon;
},
/**
* @public
* @param {string} balloonId
* @return {BX.UI.Notification.Balloon|null}
*/
getBalloonById: function(balloonId)
{
return this.balloons[balloonId] ? this.balloons[balloonId] : null;
},
/**
* @public
* @param {string} category
* @return {BX.UI.Notification.Balloon|null}
*/
getBalloonByCategory: function(category)
{
if (BX.type.isNotEmptyString(category))
{
for (var id in this.balloons)
{
var balloon = this.balloons[id];
if (balloon.getCategory() === category)
{
return balloon;
}
}
}
return null;
},
/**
* @private
* @param {BX.UI.Notification.Balloon} balloon
*/
removeBalloon: function(balloon)
{
delete this.balloons[balloon.getId()];
},
/**
* @private
* @param {BX.UI.Notification.Event} event
*/
handleBalloonClose: function(event)
{
this.removeBalloon(event.getBalloon());
},
/**
* @public
* @param {string} stackId
* @return {BX.UI.Notification.Stack}
*/
getStack: function(stackId)
{
return this.stacks[stackId] ? this.stacks[stackId] : null;
},
/**
* @public
* @return {BX.UI.Notification.Stack}
*/
getDefaultStack: function()
{
return this.getStackByPosition(this.getDefaultPosition());
},
/**
* @private
* @param {string} position
* @return {BX.UI.Notification.Stack}
*/
getStackByPosition: function(position)
{
var stack = this.getStack(position);
if (stack === null)
{
stack = new BX.UI.Notification.Stack(BX.mergeEx(
{},
this.getStackDefaults(),
{
id: position,
position: position
}
));
this.addStack(stack);
}
return stack;
},
/**
* @private
* @param {BX.UI.Notification.Stack} stack
*/
addStack: function(stack)
{
if (stack instanceof BX.UI.Notification.Stack && this.getStack(stack.getId()) === null)
{
this.stacks[stack.getId()] = stack;
}
},
/**
* @public
* @param {BX.UI.Notification.BalloonOptions} options
*/
setBalloonDefaults: function(options)
{
if (BX.type.isPlainObject(options))
{
BX.mergeEx(this.balloonDefaults, options);
}
},
/**
* @private
* @return {object}
*/
getBalloonDefaults: function()
{
return this.balloonDefaults;
},
/**
* @public
* @param {BX.UI.Notification.Position|BX.UI.Notification.StackOptions} position
* @param {BX.UI.Notification.StackOptions} [options]
*/
setStackDefaults: function(position, options)
{
if (BX.UI.Notification.Stack.getPositionCode(position))
{
var stack = this.getStackByPosition(position);
stack.setOptions(options);
}
else if (BX.type.isPlainObject(position))
{
//Set defaults for all stacks.
options = position;
for (var code in BX.UI.Notification.Position)
{
position = BX.UI.Notification.Position[code];
this.setStackDefaults(position, options);
}
}
},
/**
* @public
* @param {BX.UI.Notification.Position} position
*/
setDefaultPosition: function(position)
{
if (BX.UI.Notification.Stack.getPositionCode(position))
{
this.defaultPosition = position;
}
},
/**
* @public
* @return {BX.UI.Notification.Position}
*/
getDefaultPosition: function()
{
return this.defaultPosition;
},
/**
* @private
* @return {object}
*/
getStackDefaults: function()
{
return this.stackDefaults;
}
};
})();