Use Prettier JS (#5017)

* Adds prettier

* Run lint before tests

src/Routers/IAPValidationRouter.js

@@ -1,81 +1,97 @@
 import PromiseRouter from '../PromiseRouter';
-var request = require("request");
-var rest = require("../rest");
+var request = require('request');
+var rest = require('../rest');
 import Parse from 'parse/node';
 
 // TODO move validation logic in IAPValidationController
-const IAP_SANDBOX_URL = "https://sandbox.itunes.apple.com/verifyReceipt";
-const IAP_PRODUCTION_URL = "https://buy.itunes.apple.com/verifyReceipt";
+const IAP_SANDBOX_URL = 'https://sandbox.itunes.apple.com/verifyReceipt';
+const IAP_PRODUCTION_URL = 'https://buy.itunes.apple.com/verifyReceipt';
 
 const APP_STORE_ERRORS = {
-  21000: "The App Store could not read the JSON object you provided.",
-  21002: "The data in the receipt-data property was malformed or missing.",
-  21003: "The receipt could not be authenticated.",
-  21004: "The shared secret you provided does not match the shared secret on file for your account.",
-  21005: "The receipt server is not currently available.",
-  21006: "This receipt is valid but the subscription has expired.",
-  21007: "This receipt is from the test environment, but it was sent to the production environment for verification. Send it to the test environment instead.",
-  21008: "This receipt is from the production environment, but it was sent to the test environment for verification. Send it to the production environment instead."
-}
+  21000: 'The App Store could not read the JSON object you provided.',
+  21002: 'The data in the receipt-data property was malformed or missing.',
+  21003: 'The receipt could not be authenticated.',
+  21004: 'The shared secret you provided does not match the shared secret on file for your account.',
+  21005: 'The receipt server is not currently available.',
+  21006: 'This receipt is valid but the subscription has expired.',
+  21007: 'This receipt is from the test environment, but it was sent to the production environment for verification. Send it to the test environment instead.',
+  21008: 'This receipt is from the production environment, but it was sent to the test environment for verification. Send it to the production environment instead.',
+};
 
 function appStoreError(status) {
   status = parseInt(status);
-  var errorString = APP_STORE_ERRORS[status] || "unknown error.";
-  return { status: status, error: errorString }
+  var errorString = APP_STORE_ERRORS[status] || 'unknown error.';
+  return { status: status, error: errorString };
 }
 
 function validateWithAppStore(url, receipt) {
   return new Promise(function(fulfill, reject) {
-    request.post({
-      url: url,
-      body: { "receipt-data": receipt },
-      json: true,
-    }, function(err, res, body) {
-      var status = body.status;
-      if (status == 0) {
-        // No need to pass anything, status is OK
-        return fulfill();
+    request.post(
+      {
+        url: url,
+        body: { 'receipt-data': receipt },
+        json: true,
+      },
+      function(err, res, body) {
+        var status = body.status;
+        if (status == 0) {
+          // No need to pass anything, status is OK
+          return fulfill();
+        }
+        // receipt is from test and should go to test
+        return reject(body);
       }
-      // receipt is from test and should go to test
-      return reject(body);
-    });
+    );
   });
 }
 
 function getFileForProductIdentifier(productIdentifier, req) {
-  return rest.find(req.config, req.auth, '_Product', { productIdentifier: productIdentifier }, undefined, req.info.clientSDK).then(function(result){
-    const products = result.results;
-    if (!products || products.length != 1) {
-      // Error not found or too many
-      throw new Parse.Error(Parse.Error.OBJECT_NOT_FOUND, 'Object not found.')
-    }
+  return rest
+    .find(
+      req.config,
+      req.auth,
+      '_Product',
+      { productIdentifier: productIdentifier },
+      undefined,
+      req.info.clientSDK
+    )
+    .then(function(result) {
+      const products = result.results;
+      if (!products || products.length != 1) {
+        // Error not found or too many
+        throw new Parse.Error(
+          Parse.Error.OBJECT_NOT_FOUND,
+          'Object not found.'
+        );
+      }
 
-    var download = products[0].download;
-    return Promise.resolve({response: download});
-  });
+      var download = products[0].download;
+      return Promise.resolve({ response: download });
+    });
 }
 
-
 export class IAPValidationRouter extends PromiseRouter {
-
   handleRequest(req) {
     let receipt = req.body.receipt;
     const productIdentifier = req.body.productIdentifier;
 
-    if (!receipt || ! productIdentifier) {
+    if (!receipt || !productIdentifier) {
       // TODO: Error, malformed request
-      throw new Parse.Error(Parse.Error.INVALID_JSON, "missing receipt or productIdentifier");
+      throw new Parse.Error(
+        Parse.Error.INVALID_JSON,
+        'missing receipt or productIdentifier'
+      );
     }
 
     // Transform the object if there
     // otherwise assume it's in Base64 already
-    if (typeof receipt == "object") {
-      if (receipt["__type"] == "Bytes") {
+    if (typeof receipt == 'object') {
+      if (receipt['__type'] == 'Bytes') {
         receipt = receipt.base64;
       }
     }
 
-    if (process.env.TESTING == "1" && req.body.bypassAppStoreValidation) {
+    if (process.env.TESTING == '1' && req.body.bypassAppStoreValidation) {
       return getFileForProductIdentifier(productIdentifier, req);
     }
 
@@ -84,28 +100,31 @@ export class IAPValidationRouter extends PromiseRouter {
     }
 
     function errorCallback(error) {
-      return Promise.resolve({response: appStoreError(error.status) });
+      return Promise.resolve({ response: appStoreError(error.status) });
     }
 
-    return validateWithAppStore(IAP_PRODUCTION_URL, receipt).then(() => {
-
-      return successCallback();
-
-    }, (error) => {
-      if (error.status == 21007) {
-        return validateWithAppStore(IAP_SANDBOX_URL, receipt).then(() => {
-          return successCallback();
-        }, (error) => {
-          return errorCallback(error);
+    return validateWithAppStore(IAP_PRODUCTION_URL, receipt).then(
+      () => {
+        return successCallback();
+      },
+      error => {
+        if (error.status == 21007) {
+          return validateWithAppStore(IAP_SANDBOX_URL, receipt).then(
+            () => {
+              return successCallback();
+            },
+            error => {
+              return errorCallback(error);
+            }
+          );
         }
-        );
-      }
 
-      return errorCallback(error);
-    });
+        return errorCallback(error);
+      }
+    );
   }
 
   mountRoutes() {
-    this.route("POST","/validate_purchase", this.handleRequest);
+    this.route('POST', '/validate_purchase', this.handleRequest);
   }
 }