Fix idhme default

src/libs/routes/idhme.js

@@ -123,6 +123,14 @@ rqf.addField({
 
 idhmeApp.get('/', rqf.parse(), (req, res, next) => {
 
+    if(typeof req.filter === 'undefined' || Object.keys(req.filter).length === 0) {
+        res.status(400);
+        next({
+            status: 400,
+            message: 'Wrong/No filter specified'
+        });
+    }
+
     if (("city" in req.dims) || ("city" in req.filter)) {
         req.sql.from('adh_idh')
         .field('adh_idh.idhm_e', 'total')
@@ -131,7 +139,7 @@ idhmeApp.get('/', rqf.parse(), (req, res, next) => {
         .group('adh_idh.idhm_e')
         .group('adh_idh.ano_censo')
         .group('adh_idh.municipio_id');
-    } else {
+    } else if (("state" in req.filter) || ("state" in req.dims) && !("city" in req.filter) && !("city" in req.dims)) {
         req.sql.from('adh_idh_uf')
         .field('adh_idh_uf.idhm_e', 'total')
         .field('adh_idh_uf.ano_censo', 'year')
@@ -139,6 +147,12 @@ idhmeApp.get('/', rqf.parse(), (req, res, next) => {
         .group('adh_idh_uf.idhm_e')
         .group('adh_idh_uf.ano_censo')
         .group('adh_idh_uf.estado_id');
+    } else {
+        res.status(400);
+        next({
+            status: 400,
+            message: 'Wrong/No filter specified'
+        });
     }
     next();
 }, rqf.build(), query, id2str.transform(), response('idhme'));