Add backend support and modularises and cleans the artitecture of whole app

app/build.gradle

@@ -39,24 +39,24 @@ android {
     }
 }
 def lifecycle_version = "2.2.0"
-def room_version ="2.3.0"
+def room_version = "2.3.0"
 dependencies {
 
     implementation 'androidx.core:core-ktx:1.7.0'
     implementation 'androidx.appcompat:appcompat:1.3.1'
     implementation 'com.google.android.material:material:1.4.0'
     implementation 'androidx.constraintlayout:constraintlayout:2.1.2'
 
-    //added deps for hilt.
-    implementation "com.google.dagger:hilt-android:2.38.1"
+
     implementation 'androidx.legacy:legacy-support-v4:1.0.0'
     implementation 'androidx.navigation:navigation-fragment-ktx:2.3.5'
     implementation 'androidx.navigation:navigation-ui-ktx:2.3.5'
-    kapt "com.google.dagger:hilt-compiler:2.38.1"
 
-    testImplementation 'junit:junit:4.+'
-    androidTestImplementation 'androidx.test.ext:junit:1.1.3'
-    androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
+    //added deps for hilt.
+    implementation "com.google.dagger:hilt-android:$hilt_version"
+    implementation "androidx.hilt:hilt-lifecycle-viewmodel:1.0.0-alpha03"
+    kapt "com.google.dagger:hilt-compiler:$hilt_version"
+    kapt "com.google.dagger:hilt-android-compiler:$hilt_version"
 
     //Slider View
     implementation 'com.github.smarteist:autoimageslider:1.4.0'
@@ -106,4 +106,11 @@ dependencies {
     implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.6'
 
     implementation 'com.android.support:multidex:1.0.3'
-}
+
+    implementation project(path: ':data')
+    implementation project(path: ':model')
+
+    testImplementation 'junit:junit:4.+'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.3'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
+}

app/src/main/java/com/iiitlucknow/android/festify/application/FestifyApplication.kt

@@ -2,8 +2,6 @@ package com.iiitlucknow.android.festify.application
 
 import android.app.Application
 import dagger.hilt.android.HiltAndroidApp
-import javax.inject.Inject
 
 @HiltAndroidApp
-class FestifyApplication
-@Inject constructor() : Application()
+class FestifyApplication : Application()

app/src/main/java/com/iiitlucknow/android/festify/LoginFragment.kt → app/src/main/java/com/iiitlucknow/android/festify/authentication/login/LoginFragment.kt

@@ -1,4 +1,4 @@
-package com.iiitlucknow.android.festify
+package com.iiitlucknow.android.festify.authentication.login
 
 import android.content.Intent
 import android.os.Bundle
@@ -11,16 +11,17 @@ import androidx.fragment.app.Fragment
 import androidx.lifecycle.ViewModelProvider
 import androidx.navigation.fragment.findNavController
 import com.google.gson.Gson
-import com.iiitlucknow.android.festify.ViewModels.Login_view_model
-import com.iiitlucknow.android.festify.data_classes.login_data
+import com.iiitlucknow.android.data.backends.model.LoginData
+import com.iiitlucknow.android.festify.MainActivity
+import com.iiitlucknow.android.festify.R
 import com.iiitlucknow.android.festify.databinding.FragmentLoginBinding
 import org.json.JSONException
 import org.json.JSONObject
 
 class LoginFragment : Fragment() {
     private var _binding: FragmentLoginBinding? = null
     private val binding get() = _binding!!
-    lateinit var vm: Login_view_model
+    lateinit var vm: LoginViewModel
     lateinit var log_msg: String
     lateinit var log_er_msg: String
     override fun onCreateView(
@@ -31,7 +32,7 @@ class LoginFragment : Fragment() {
         // Inflate the layout for this fragment
         _binding = FragmentLoginBinding.inflate(inflater, container, false)
         vm = ViewModelProvider.AndroidViewModelFactory(requireActivity().application)
-            .create(Login_view_model::class.java)
+            .create(LoginViewModel::class.java)
         vm.log_Response.observe(
             viewLifecycleOwner,
             {
@@ -88,7 +89,7 @@ class LoginFragment : Fragment() {
                 .isNotEmpty() && binding.logPassword!!.text.toString().trim().isNotEmpty()
             ) {
                 vm.checkLogin(
-                    login_data(
+                    LoginData(
                         binding.logUser!!.text.toString().trim(),
                         binding.logPassword!!.text.toString().trim()
                     )

app/src/main/java/com/iiitlucknow/android/festify/authentication/login/LoginViewModel.kt

@@ -0,0 +1,34 @@
+package com.iiitlucknow.android.festify.authentication.login
+
+import android.app.Application
+import android.widget.Toast
+import androidx.lifecycle.AndroidViewModel
+import androidx.lifecycle.MutableLiveData
+import com.iiitlucknow.android.data.backends.RetrofitModule
+import com.iiitlucknow.android.data.backends.model.DefaultResponse
+import com.iiitlucknow.android.data.backends.model.LoginData
+import retrofit2.Call
+import retrofit2.Callback
+import retrofit2.Response
+
+class LoginViewModel(application: Application) : AndroidViewModel(application) {
+
+    var log_Response: MutableLiveData<Response<DefaultResponse>> = MutableLiveData()
+    fun checkLogin(loginData: LoginData) {
+        RetrofitModule.api.loginUser(
+            loginData.usernameOrEmail,
+            loginData.password
+        ).enqueue(object : Callback<DefaultResponse> {
+            override fun onResponse(
+                call: Call<DefaultResponse>,
+                response: Response<DefaultResponse>
+            ) {
+                log_Response.value = response
+            }
+
+            override fun onFailure(call: Call<DefaultResponse>, t: Throwable) {
+                Toast.makeText(getApplication(), t.message, Toast.LENGTH_LONG).show()
+            }
+        })
+    }
+}

app/src/main/java/com/iiitlucknow/android/festify/SignUpFragment.kt → app/src/main/java/com/iiitlucknow/android/festify/authentication/signup/SignUpFragment.kt

@@ -1,4 +1,4 @@
-package com.iiitlucknow.android.festify
+package com.iiitlucknow.android.festify.authentication.signup
 
 import android.app.Activity
 import android.content.Intent
@@ -17,8 +17,9 @@ import androidx.fragment.app.Fragment
 import androidx.lifecycle.ViewModelProvider
 import androidx.navigation.fragment.findNavController
 import com.google.gson.Gson
-import com.iiitlucknow.android.festify.ViewModels.Signup_view_model
-import com.iiitlucknow.android.festify.data_classes.my_post
+import com.iiitlucknow.android.data.backends.model.SignUpRequestBody
+import com.iiitlucknow.android.festify.MainActivity
+import com.iiitlucknow.android.festify.R
 import com.iiitlucknow.android.festify.databinding.FragmentSignUpBinding
 import com.theartofdev.edmodo.cropper.CropImage
 import com.theartofdev.edmodo.cropper.CropImageView
@@ -31,7 +32,7 @@ class SignUpFragment : Fragment() {
     private val IMAGE_PICK_CODE = 1000
     private var _binding: FragmentSignUpBinding? = null
     private val binding get() = _binding!!
-    private lateinit var viewModel: Signup_view_model
+    private lateinit var viewModel: SignUpViewModel
     lateinit var bitmap: Bitmap
     lateinit var encodedImage: String
     lateinit var s_msg: String
@@ -43,7 +44,7 @@ class SignUpFragment : Fragment() {
     ): View? {
         _binding = FragmentSignUpBinding.inflate(inflater, container, false)
         viewModel = ViewModelProvider.AndroidViewModelFactory(requireActivity().application)
-            .create(Signup_view_model::class.java)
+            .create(SignUpViewModel::class.java)
         viewModel.sign_Response.observe(
             viewLifecycleOwner,
             {
@@ -135,13 +136,13 @@ class SignUpFragment : Fragment() {
 
             if (checks()) {
                 uploadImage()
-                val my_post = my_post(
+                val SignUpRequestBody = SignUpRequestBody(
                     binding.setUsername.text.toString().trim(),
                     binding.setPassword.text.toString().trim(),
                     binding.setEmail.text.toString().trim(),
                     encodedImage
                 )
-                viewModel.pushPost(my_post)
+                viewModel.pushPost(SignUpRequestBody)
             } else {
 
                 Toast.makeText(