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Issue #1 Fix - Removed the need for Wolfram Alpha #4

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Issue #1 Fix - Removed the need for Wolfram Alpha #4

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3 changes: 1 addition & 2 deletions api/nest/.credentials.json
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Original file line number Diff line number Diff line change
@@ -1,5 +1,4 @@
{
"username": "NestUsername",
"password": "NestPassword",
"wolframAlphaApiKey": "WolframAlphaAPIKey"
"password": "NestPassword"
}
45 changes: 34 additions & 11 deletions api/nest/index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -56,18 +56,41 @@ NestTask.prototype.setTemperature = function(temp) {
};

NestTask.prototype.convertTemperature = function(temp, callback) {
var self = this;
var wolfram = require('wolfram-alpha')
var client = wolfram.createClient(self.credentials.wolframAlphaApiKey, null);
client.query(temp, function(err, results) {
if(err) {
throw err;
var words = temp.toLowerCase().split(' '),
placeCount = 0,
digits = 0,
noNumber = true,
negative = words[0] == 'negative' ? true : false,
numberNames = {
ones: ['zero', 'one', 'two', 'three', 'four', 'five', 'six', 'seven', 'eight', 'nine', 'ten', 'eleven', 'twelve', 'thirteen', 'fourteen', 'fifteen', 'sixteen', 'seventeen', 'eighteen', 'nineteen'],
tens: ['twenty', 'thirty', 'fourty', 'fifty', 'sixty', 'seventy', 'eighty', 'ninety'],
large: ['thousand', 'million', 'billion', 'trillion', 'quadrillion'] // Number.MAX_VALUE is around 9 quadrillion
};
for(var i = 0; i < words.length; i++) {
var ones = numberNames.ones.indexOf(words[i]),
tens = numberNames.tens.indexOf(words[i]),
large = numberNames.large.indexOf(words[i]);
if(ones > -1)
placeCount += ones;
if(tens > -1)
placeCount += 10*(tens+2);
if(words[i] == 'hundred')
placeCount *= 100;
if(large > -1) {
placeCount *= Math.pow(1000, large+1),
digits += placeCount,
placeCount = 0;
}
// filter results to find input
var text = results[0].subpods[0].text;
var number = parseInt(text);
callback(number);
});
noNumber = ones > -1 || tens > -1 || words[i] == 'hundred' || large > -1 ? false : true;
}
if(placeCount > 0 && placeCount < 1000)
digits += placeCount;
if(negative)
digits *= -1;
if(!noNumber)
callback(digits);
else
console.log('Couldn\'t understand temperature!');
};

NestTask.prototype.setHome = function() {
Expand Down