Progres towards moving mongo logic into its adapter

src/Routers/SchemasRouter.js

@@ -17,7 +17,6 @@ function classNameMismatchResponse(bodyClass, pathClass) {
 function getAllSchemas(req) {
   return req.config.database.schemaCollection()
     .then(collection => collection.getAllSchemas())
-    .then(schemas => schemas.map(Schema.mongoSchemaToSchemaAPIResponse))
     .then(schemas => ({ response: { results: schemas } }));
 }
 
@@ -25,11 +24,13 @@ function getOneSchema(req) {
   const className = req.params.className;
   return req.config.database.schemaCollection()
     .then(collection => collection.findSchema(className))
-    .then(mongoSchema => {
-      if (!mongoSchema) {
+    .then(schema => ({ response: schema }))
+    .catch(error => {
+      if (error === undefined) {
         throw new Parse.Error(Parse.Error.INVALID_CLASS_NAME, `Class ${className} does not exist.`);
+      } else {
+        throw new Parse.Error(Parse.Error.INTERNAL_SERVER_ERROR, 'Database adapter error.');
       }
-      return { response: Schema.mongoSchemaToSchemaAPIResponse(mongoSchema) };
     });
 }
 
@@ -47,7 +48,7 @@ function createSchema(req) {
 
   return req.config.database.loadSchema()
     .then(schema => schema.addClassIfNotExists(className, req.body.fields,  req.body.classLevelPermissions))
-    .then(result => ({ response: Schema.mongoSchemaToSchemaAPIResponse(result) }));
+    .then(schema => ({ response: schema }));
 }
 
 function modifySchema(req) {
@@ -55,8 +56,8 @@ function modifySchema(req) {
     return classNameMismatchResponse(req.body.className, req.params.className);
   }
 
-  var submittedFields = req.body.fields || {};
-  var className = req.params.className;
+  let submittedFields = req.body.fields || {};
+  let className = req.params.className;
 
   return req.config.database.loadSchema()
     .then(schema => {