Force site to be defined in Android application

In order to be consistent with all other implementations, we need to disable the generate button if site empty.

Fixes https://github.com/lesspass/lesspass/issues/388

mobile/package.json

@@ -1,6 +1,6 @@
 {
   "name": "lesspass-mobile",
-  "version": "3.1.2",
+  "version": "3.1.3",
   "description": "LessPass mobile application",
   "license": "(MPL-2.0 OR GPL-3.0)",
   "author": {

mobile/src/password/validations.js

@@ -22,9 +22,12 @@ export function areOptionsValid(options) {
 }
 
 export function isProfileValid(profile) {
-  const { options } = profile;
+  const { site, options } = profile;
   const { length, counter } = options;
   return (
-    isLengthValid(length) && isCounterValid(counter) && areOptionsValid(options)
+    isLengthValid(length) &&
+    isCounterValid(counter) &&
+    areOptionsValid(options) &&
+    site !== ""
   );
 }

mobile/src/password/validations.test.js

@@ -98,6 +98,22 @@ describe("validation", () => {
             symbols: true
           }
         })
+      ).toBe(false);
+    });
+    it("with only site", () => {
+      expect(
+        isProfileValid({
+          site: "lesspass",
+          login: "",
+          options: {
+            length: 16,
+            counter: 1,
+            lowercase: true,
+            uppercase: true,
+            digits: true,
+            symbols: true
+          }
+        })
       ).toBe(true);
     });
     it("no options", () => {