get_titles_for_language added, celebrate input value check added

src/routes/title.js

@@ -1,6 +1,20 @@
 const router = require('express').Router()
-const {get_titles} = require('../controllers/title')
+const { celebrate, Joi, Segments} = require('celebrate')
+const {get_titles, get_titles_for_language} = require('../controllers/title')
 
-router.get('/get', get_titles)
+router.get('/get', celebrate({
+    [Segments.QUERY]: Joi.object().keys({
+        start: Joi.string().required(),
+        count: Joi.string().required()
+    })
+}), get_titles)
+
+router.get('/get_for_language', celebrate({
+    [Segments.QUERY]: Joi.object().keys({
+        start: Joi.string().required(),
+        count: Joi.string().required(),
+        language: Joi.string().required()
+    })
+}), get_titles_for_language)
 
 module.exports = router