Restructure ClassesRouter as a class.

Author: nlutsenko

src/Routers/ClassesRouter.js

@@ -0,0 +1,87 @@
+
+import PromiseRouter from '../PromiseRouter';
+import rest from '../rest';
+
+export class ClassesRouter {
+  // Returns a promise that resolves to a {response} object.
+  handleFind(req) {
+    let body = Object.assign(req.body, req.query);
+    let options = {};
+    if (body.skip) {
+      options.skip = Number(body.skip);
+    }
+    if (body.limit) {
+      options.limit = Number(body.limit);
+    }
+    if (body.order) {
+      options.order = String(body.order);
+    }
+    if (body.count) {
+      options.count = true;
+    }
+    if (typeof body.keys == 'string') {
+      options.keys = body.keys;
+    }
+    if (body.include) {
+      options.include = String(body.include);
+    }
+    if (body.redirectClassNameForKey) {
+      options.redirectClassNameForKey = String(body.redirectClassNameForKey);
+    }
+    if (typeof body.where === 'string') {
+      body.where = JSON.parse(body.where);
+    }
+    return rest.find(req.config, req.auth, req.params.className, body.where, options)
+      .then((response) => {
+        if (response && response.results) {
+          for (let result of response.results) {
+            if (result.sessionToken) {
+              result.sessionToken = req.info.sessionToken || result.sessionToken;
+            }
+          }
+        }
+        return { response: response };
+      });
+  }
+
+  // Returns a promise for a {response} object.
+  handleGet(req) {
+    return rest.find(req.config, req.auth, req.params.className, {objectId: req.params.objectId})
+      .then((response) => {
+        if (!response.results || response.results.length == 0) {
+          throw new Parse.Error(Parse.Error.OBJECT_NOT_FOUND, 'Object not found.');
+        }
+        return { response: response.results[0] };
+      });
+  }
+
+  handleCreate(req) {
+    return rest.create(req.config, req.auth, req.params.className, req.body);
+  }
+
+  handleUpdate(req) {
+    return rest.update(req.config, req.auth, req.params.className, req.params.objectId, req.body)
+      .then((response) => {
+        return {response: response};
+      });
+  }
+
+  handleDelete(req) {
+    return rest.del(req.config, req.auth, req.params.className, req.params.objectId)
+      .then(() => {
+        return {response: {}};
+      });
+  }
+
+  getExpressRouter() {
+    var router = new PromiseRouter();
+    router.route('GET', '/classes/:className', (req) => { return this.handleFind(req); });
+    router.route('GET', '/classes/:className/:objectId', (req) => { return this.handleGet(req); });
+    router.route('POST', '/classes/:className', (req) => { return this.handleCreate(req); });
+    router.route('PUT', '/classes/:className/:objectId', (req) => { return this.handleUpdate(req); });
+    router.route('DELETE',  '/classes/:className/:objectId', (req) => { return this.handleDelete(req); });
+    return router;
+  }
+}
+
+export default ClassesRouter;

src/classes.js

@@ -18,6 +18,7 @@ import { FilesController } from './Controllers/FilesController';
 import ParsePushAdapter from './Adapters/Push/ParsePushAdapter';
 import { PushController } from './Controllers/PushController';
 
+import { ClassesRouter } from './Routers/ClassesRouter';
 
 // Mutate the Parse object to add the Cloud Code handlers
 addParseCloud();
@@ -125,25 +126,28 @@ function ParseServer(args) {
   api.use(middlewares.allowMethodOverride);
   api.use(middlewares.handleParseHeaders);
 
-  var router = new PromiseRouter();
-
-  router.merge(require('./classes'));
-  router.merge(require('./users'));
-  router.merge(require('./sessions'));
-  router.merge(require('./roles'));
-  router.merge(require('./analytics'));
-  router.merge(require('./installations'));
-  router.merge(require('./functions'));
-  router.merge(require('./schemas'));
+  let routers = [
+    new ClassesRouter().getExpressRouter(),
+    require('./users'),
+    require('./sessions'),
+    require('./roles'),
+    require('./analytics'),
+    require('./installations'),
+    require('./functions'),
+    require('./schemas'),
+    new PushController(pushAdapter).getExpressRouter()
+  ];
   if (process.env.PARSE_EXPERIMENTAL_CONFIG_ENABLED || process.env.TESTING) {
-    router.merge(require('./global_config'));
+    routers.push(require('./global_config'));
   }
-  let pushController = new PushController(pushAdapter);
-  router.merge(pushController.getExpressRouter());
 
-  batch.mountOnto(router);
+  let appRouter = new PromiseRouter();
+  routers.forEach((router) => {
+    appRouter.merge(router);
+  });
+  batch.mountOnto(appRouter);
 
-  router.mountOnto(api);
+  appRouter.mountOnto(api);
 
   api.use(middlewares.handleParseErrors);
 

src/index.js

@@ -91,7 +91,7 @@ function handleLogIn(req) {
 }
 
 // Returns a promise that resolves to a {response} object.
-// TODO: share code with classes.js
+// TODO: share code with ClassesRouter.js
 function handleFind(req) {
   var options = {};
   if (req.body.skip) {