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define([
'../res/testDataItemTemplate.html',
'./input/ObjectSelect',
'./input/KeySelect',
'./eventHelpers',
'../../../utils/template/templateHelpers',
'EventEmitter'
], function (
itemTemplate,
ObjectSelect,
KeySelect,
eventHelpers,
templateHelpers,
EventEmitter
) {
/**
* An object representing a single mock telemetry value
* @param {object} itemConfig the configuration for this item, consisting of
* object, key, and value fields
* @param {number} index the index of this TestDataItem object in the data
* model of its parent {TestDataManager} o be injected into callbacks
* for removes
* @param {ConditionManager} conditionManager a conditionManager instance
* for populating selects with configuration data
* @constructor
*/
function TestDataItem(itemConfig, index, conditionManager) {
eventHelpers.extend(this);
this.config = itemConfig;
this.index = index;
this.conditionManager = conditionManager;
this.domElement = templateHelpers.convertTemplateToHTML(itemTemplate)[0];
this.eventEmitter = new EventEmitter();
this.supportedCallbacks = ['remove', 'duplicate', 'change'];
this.deleteButton = this.domElement.querySelector('.t-delete');
this.duplicateButton = this.domElement.querySelector('.t-duplicate');
this.selects = {};
this.valueInputs = [];
this.remove = this.remove.bind(this);
this.duplicate = this.duplicate.bind(this);
const self = this;
/**
* A change event handler for this item's select inputs, which also invokes
* change callbacks registered with this item
* @param {string} value The new value of this select item
* @param {string} property The property of this item to modify
* @private
*/
function onSelectChange(value, property) {
if (property === 'key') {
self.generateValueInput(value);
}
self.eventEmitter.emit('change', {
value: value,
property: property,
index: self.index
});
}
/**
* An input event handler for this item's value field. Invokes any change
* callbacks associated with this item
* @param {Event} event The input event that initiated this callback
* @private
*/
function onValueInput(event) {
const elem = event.target;
const value = (isNaN(elem.valueAsNumber) ? elem.value : elem.valueAsNumber);
if (elem.tagName.toUpperCase() === 'INPUT') {
self.eventEmitter.emit('change', {
value: value,
property: 'value',
index: self.index
});
}
}
this.listenTo(this.deleteButton, 'click', this.remove);
this.listenTo(this.duplicateButton, 'click', this.duplicate);
this.selects.object = new ObjectSelect(this.config, this.conditionManager);
this.selects.key = new KeySelect(
this.config,
this.selects.object,
this.conditionManager,
function (value) {
onSelectChange(value, 'key');
});
this.selects.object.on('change', function (value) {
onSelectChange(value, 'object');
});
Object.values(this.selects).forEach(function (select) {
self.domElement.querySelector('.t-configuration').append(select.getDOM());
});
this.listenTo(this.domElement, 'input', onValueInput);
}
/**
* Gets the DOM associated with this element's view
* @return {Element}
*/
TestDataItem.prototype.getDOM = function (container) {
return this.domElement;
};
/**
* Register a callback with this item: supported callbacks are remove, change,
* and duplicate
* @param {string} event The key for the event to listen to
* @param {function} callback The function that this rule will envoke on this event
* @param {Object} context A reference to a scope to use as the context for
* context for the callback function
*/
TestDataItem.prototype.on = function (event, callback, context) {
if (this.supportedCallbacks.includes(event)) {
this.eventEmitter.on(event, callback, context || this);
}
};
/**
* Implement "off" to complete event emitter interface.
*/
TestDataItem.prototype.off = function (event, callback, context) {
this.eventEmitter.off(event, callback, context);
};
/**
* Hide the appropriate inputs when this is the only item
*/
TestDataItem.prototype.hideButtons = function () {
this.deleteButton.style.display = 'none';
};
/**
* Remove this item from the configuration. Invokes any registered
* remove callbacks
*/
TestDataItem.prototype.remove = function () {
const self = this;
this.eventEmitter.emit('remove', self.index);
this.stopListening();
Object.values(this.selects).forEach(function (select) {
select.destroy();
});
};
/**
* Makes a deep clone of this item's configuration, and invokes any registered
* duplicate callbacks with the cloned configuration as an argument
*/
TestDataItem.prototype.duplicate = function () {
const sourceItem = JSON.parse(JSON.stringify(this.config));
const self = this;
this.eventEmitter.emit('duplicate', {
sourceItem: sourceItem,
index: self.index
});
};
/**
* When a telemetry property key is selected, create the appropriate value input
* and add it to the view
* @param {string} key The key of currently selected telemetry property
*/
TestDataItem.prototype.generateValueInput = function (key) {
const evaluator = this.conditionManager.getEvaluator();
const inputArea = this.domElement.querySelector('.t-value-inputs');
const dataType = this.conditionManager.getTelemetryPropertyType(this.config.object, key);
const inputType = evaluator.getInputTypeById(dataType);
inputArea.innerHTML = '';
if (inputType) {
if (!this.config.value) {
this.config.value = (inputType === 'number' ? 0 : '');
}
const newInput = document.createElement("input");
newInput.type = `${inputType}`;
newInput.value = `${this.config.value}`;
this.valueInput = newInput;
inputArea.append(this.valueInput);
}
};
return TestDataItem;
});
|
