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Merge pull request from kchadha/emit-cloud-data-update

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Emit cloud data update
This commit is contained in:
Karishma Chadha 2018-11-28 17:23:29 -05:00 • committed by GitHub
commit ff2566fec4
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6 changed files with 67 additions and 70 deletions
src/engine
runtime.js

59
src/engine/runtime.js
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@ -364,16 +364,20 @@ class Runtime extends EventEmitter {
/**
* A function that tracks a new cloud variable in the runtime,
* updating the cloud variable limit.
* updating the cloud variable limit. Calling this function will
* emit a cloud data update event if this is the first cloud variable
* being added.
* @type {function}
*/
this.addCloudVariable = newCloudDataManager.addCloudVariable;
this.addCloudVariable = this._initializeAddCloudVariable(newCloudDataManager);
/**
* A function which updates the runtime's cloud variable limit
* when removing a cloud variable.
* when removing a cloud variable and emits a cloud update event
* if the last of the cloud variables is being removed.
* @type {function}
*/
this.removeCloudVariable = newCloudDataManager.removeCloudVariable;
this.removeCloudVariable = this._initializeRemoveCloudVariable(newCloudDataManager);
}
/**
@ -424,6 +428,15 @@ class Runtime extends EventEmitter {
return 'BLOCK_GLOW_OFF';
}
/**
* Event name for a cloud data update
* to this project.
* @const {string}
*/
static get HAS_CLOUD_DATA_UPDATE () {
return 'HAS_CLOUD_DATA_UPDATE';
}
/**
* Event name for turning on turbo mode.
* @const {string}
@ -646,6 +659,29 @@ class Runtime extends EventEmitter {
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// Helper function for initializing the addCloudVariable function
_initializeAddCloudVariable (newCloudDataManager) {
// The addCloudVariable function
return (() => {
const hadCloudVarsBefore = this.hasCloudData();
newCloudDataManager.addCloudVariable();
if (!hadCloudVarsBefore && this.hasCloudData()) {
this.emit(Runtime.HAS_CLOUD_DATA_UPDATE, true);
}
});
}
// Helper function for initializing the removeCloudVariable function
_initializeRemoveCloudVariable (newCloudDataManager) {
return (() => {
const hadCloudVarsBefore = this.hasCloudData();
newCloudDataManager.removeCloudVariable();
if (hadCloudVarsBefore && !this.hasCloudData()) {
this.emit(Runtime.HAS_CLOUD_DATA_UPDATE, false);
}
});
}
/**
* Register default block packages with this runtime.
* @todo Prefix opcodes with package name.
@ -1512,15 +1548,24 @@ class Runtime extends EventEmitter {
this.targets.map(this.disposeTarget, this);
this._monitorState = OrderedMap({});
// @todo clear out extensions? turboMode? etc.
// *********** Cloud *******************
// If the runtime currently has cloud data,
// emit a has cloud data update event resetting
// it to false
if (this.hasCloudData()) {
this.emit(Runtime.HAS_CLOUD_DATA_UPDATE, false);
}
this.ioDevices.cloud.clear();
// Reset runtime cloud data info
const newCloudDataManager = cloudDataManager();
this.hasCloudData = newCloudDataManager.hasCloudVariables;
this.canAddCloudVariable = newCloudDataManager.canAddCloudVariable;
this.addCloudVariable = newCloudDataManager.addCloudVariable;
this.removeCloudVariable = newCloudDataManager.removeCloudVariable;
this.addCloudVariable = this._initializeAddCloudVariable(newCloudDataManager);
this.removeCloudVariable = this._initializeRemoveCloudVariable(newCloudDataManager);
}
/**