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Updating code to conform to code style

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This commit is contained in:
Henry 2015-12-11 15:39:53 -08:00
parent ef0a918b59
commit 2e65a6a63e
2 changed files with 71 additions and 63 deletions
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6
example/msl/src/RemsDataDictionary.js → example/msl/src/MSLDataDictionary.js
View File

@ -23,6 +23,12 @@
define(
[],
/**
* A data dictionary describes the telemetry available from a data
* source and its data types. The data dictionary will be parsed by a custom
* server provider for this data source (in this case
* {@link RemsTelemetryServerAdapter}).
*/
function () {
return {
"name": "Mars Science Laboratory",

128
example/msl/src/RemsTelemetryServerAdapter.js
View File

@ -22,74 +22,76 @@
/*global define*/
define(
["./RemsDataDictionary"],
function (RemsDataDictionary) {
["./MSLDataDictionary"],
function (MSLDataDictionary) {
"use strict";
var TERRESTRIAL_DATE = "terrestrial_date",
NO_DATA = "--";
var TERRESTRIAL_DATE = "terrestrial_date";
/**
* For now just returns a hard-coded data dictionary, but in future
* could be adapted to provide data from remote source.
* Fetches historical data from the REMS instrument on the Curiosity
* Rover. Exposes two services to client code, one
* @param $q
* @param $http
* @param REMS_WS_URL
* @returns {{dictionary: exports, history: Function}}
* @constructor
*/
function RemsTelemetryServerAdapter($q, $http, REMS_WS_URL){
var histories = {},
deferreds = {};
function statisticalRejection(values){
//First, calculate mean
var mean = values.reduce(function(accumulator, value){
return accumulator += parseInt(value.value);
}, 0) / values.length;
var variance = values.reduce(function(accumulator, value){
return accumulator+= Math.pow(parseInt(value.value) - mean, 2);
}, 0) / values.length;
var stddev = Math.sqrt(variance);
return values.filter(function(value){
return mean - stddev < parseInt(value.value) && parseInt(value.value) < mean + stddev;
})
}
function requestHistory (id) {
$http.get(REMS_WS_URL).then(
function(response){
histories = {};
/**
* All history is fetched in one go, cache it all to save round trips to the server on subsequent requests
*/
response.data.soles.forEach(function(solData){
for (var prop in solData){
histories[prop] = histories[prop] || [];
if (!isNaN(solData[prop])) {
//var value = isNaN(solData[prop]) ? lastGoodValue : (lastGoodValue = solData[prop]);
histories[prop].unshift({
date: Date.parse(solData[TERRESTRIAL_DATE]),
value: solData[prop]
});
}
}
});
//deferreds[id].resolve({id: id, values: statisticalRejection(histories[id])});
deferreds[id].resolve({id: id, values: histories[id]});
}, function (error){
deferreds[id].reject(error);
});
}
return {
dictionary: RemsDataDictionary,
history: function(id) {
deferreds[id] = deferreds[id] || $q.defer();
if (histories[id]) {
deferreds[id].resolve({id: id, values: histories[id]});
} else {
histories = {};
requestHistory(id);
}
return deferreds[id].promise;
}
};
function RemsTelemetryServerAdapter($q, $http, REMS_WS_URL) {
this.histories = {},
this.deferreds = {};
this.REMS_WS_URL = REMS_WS_URL;
this.$q = $q;
this.$http = $http;
}
/**
* @private
*/
RemsTelemetryServerAdapter.prototype.requestHistory = function(id) {
var self = this;
return this.$http.get(this.REMS_WS_URL).then(function(response){
self.histories = {};
/**
* All history is fetched in one go, cache it all to save round trips to the server on subsequent requests
*/
response.data.soles.forEach(function(solData){
for (var prop in solData){
self.histories[prop] = self.histories[prop] || [];
if (!isNaN(solData[prop])) {
self.histories[prop].unshift({
date: Date.parse(solData[TERRESTRIAL_DATE]),
value: solData[prop]
});
}
}
});
self.deferreds[id].resolve({id: id, values: self.histories[id]});
});
};
/**
*
* @type {exports}
*/
RemsTelemetryServerAdapter.prototype.dictionary = MSLDataDictionary;
/**
*
* @param id
* @returns {p.promise|{then, fail, end}|performPromise|deferred.promise|{}|*}
*/
RemsTelemetryServerAdapter.prototype.history = function(id) {
this.deferreds[id] = this.deferreds[id] || this.$q.defer();
if (this.histories[id]) {
this.deferreds[id].resolve({id: id, values: this.histories[id]});
} else {
this.histories = {};
this.requestHistory(id);
}
return this.deferreds[id].promise;
};
return RemsTelemetryServerAdapter;
});