Creating classes that handle the jobject/class conversions.

app/src/main/cpp/CMakeLists.txt

@@ -35,6 +35,7 @@ set (HEADERS
         types/RepeatTypes.h
         types/ShuffleTypes.h
         utility/GeneralUtility.h
+        utility/JNIObjectConversion.h
 )
 
 set(JSON_BuildTests OFF CACHE INTERNAL "")

app/src/main/cpp/model/Token.h

@@ -14,8 +14,7 @@ namespace model {
     public:
         Token() = default;
         Token(const std::string& accessToken) : accessToken(accessToken) { }
-        Token(const std::string&& accessToken) :
-            accessToken(accessToken) { }
+        Token(const std::string&& accessToken) : accessToken(accessToken) { }
 
         std::string accessToken;
     };

app/src/main/cpp/utility/JNIObjectConversion.h

@@ -0,0 +1,49 @@
+//
+// Created by brahmix on 1/13/20.
+//
+
+#ifndef MEAR_JNIOBJECTCONVERSION_H
+#define MEAR_JNIOBJECTCONVERSION_H
+
+#include <string>
+#include <algorithm>
+#include <memory>
+
+#include "../model/Token.h"
+#include "../model/User.h"
+
+namespace utility {
+    template<typename Obj>
+    class JNIObjectConversion {
+    public:
+        // jobject to classes
+        template<typename Token, typename JE>
+        static Token ObjToToken(JE *env, Obj tokenObj) {
+            auto tokenClass = env->GetObjectClass(tokenObj);
+
+            auto accessTokenId = env->GetFieldId(tokenClass, "accessToken", "Ljava/lang/String;");
+
+            auto accessTokenVal = env->GetObjectField(tokenObj, accessTokenId);
+
+            Token token(std::move(env->GetStringUTFChars(accessTokenVal, nullptr)));
+
+            return token;
+        }
+
+
+        // classes to jobject
+        template<typename Token, typename JE>
+        static Obj TokenToObj(JE *env, const Token& token) {
+            auto tokenClass = env->FindClass("com/example/mear/models/Token");
+            auto tokenConstructor = env->GetMethodID(tokenClass, "<init>", "()V");
+            auto tokenObj = env->NewObject(tokenClass, tokenConstructor);
+
+            auto accessTokenId = env->GetFieldID(tokenClass, "accessToken", "Ljava/lang/String;");
+
+            // TODO: left off here
+        }
+    private:
+    };
+}
+
+#endif //MEAR_JNIOBJECTCONVERSION_H

app/src/main/java/com/example/mear/activities/LoginActivity.kt

@@ -5,7 +5,6 @@ import kotlinx.android.synthetic.main.content_login.*
 
 import android.content.Intent
 import android.os.Bundle
-import com.google.android.material.snackbar.Snackbar
 import org.jetbrains.anko.toast
 
 import com.example.mear.models.*
@@ -25,11 +24,6 @@ class LoginActivity : BaseServiceActivity() {
         login.setOnClickListener {
             loginButton()
         }
-
-        fab.setOnClickListener {view ->
-            Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
-                .setAction("Action", null).show()
-        }
     }
 
 
@@ -40,7 +34,7 @@ class LoginActivity : BaseServiceActivity() {
         }
 
         val saveCred = saveUserCred.isChecked
-        var apiInfo = APIInfo(apiUri.text.toString(), 1)
+        val apiInfo = APIInfo(apiUri.text.toString(), 1)
         val usr = User(username.text.toString(), password.text.toString())
 
         val usrRepo = UserRepository()

app/src/main/res/layout/activity_login.xml

@@ -20,14 +20,6 @@
 
     </com.google.android.material.appbar.AppBarLayout>
 
-    <com.google.android.material.floatingactionbutton.FloatingActionButton
-        android:id="@+id/fab"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_gravity="bottom|end"
-        android:layout_margin="@dimen/fab_margin"
-        app:srcCompat="@android:drawable/ic_dialog_email" />
-
     <include layout="@layout/content_login" />
 
 </androidx.coordinatorlayout.widget.CoordinatorLayout>

app/src/main/res/layout/content_login.xml

@@ -8,17 +8,6 @@
     tools:context=".activities.LoginActivity"
     tools:showIn="@layout/activity_login">
 
-    <Button
-        android:id="@+id/demoStream"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_marginStart="16dp"
-        android:text="Stream"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintVertical_bias="0.954" />
-
     <EditText
         android:id="@+id/username"
         android:layout_width="245dp"