Fix issue 16

app/build.gradle.kts

@@ -48,9 +48,10 @@ dependencies {
     val hiltVersion = "2.48.1"
     val retrofitVersion = "2.9.0"
     val roomVersion = "2.6.0"
+    val navVersion = "2.7.5"
 
     // Room
-    // implementation("androidx.room:room-runtime:$roomVersion")
+    implementation("androidx.room:room-runtime:$roomVersion")
     ksp("androidx.room:room-compiler:$roomVersion")
     implementation("androidx.room:room-ktx:$roomVersion")
 
@@ -81,6 +82,10 @@ dependencies {
     // Serialization
     implementation("org.jetbrains.kotlinx:kotlinx-serialization-json:1.6.0")
 
+    // Navigation
+    implementation("androidx.navigation:navigation-fragment-ktx:$navVersion")
+    implementation("androidx.navigation:navigation-ui-ktx:$navVersion")
+
     implementation("androidx.core:core-ktx:1.12.0")
     implementation("androidx.appcompat:appcompat:1.6.1")
     implementation("com.google.android.material:material:1.10.0")

app/src/main/java/com/example/weatherapp/MainActivity.kt

@@ -4,13 +4,8 @@ import android.os.Bundle
 import androidx.activity.viewModels
 import androidx.appcompat.app.AppCompatActivity
 import androidx.appcompat.app.AppCompatDelegate
-import androidx.fragment.app.Fragment
 import com.example.weatherapp.databinding.ActivityMainBinding
-import com.example.weatherapp.feature_city_search.present.fragment.CityFragment
-import com.example.weatherapp.feature_settings.presenter.fragment.SettingsFragment
 import com.example.weatherapp.feature_settings.presenter.viewmodel.SettingsViewModel
-import com.example.weatherapp.feature_weather.presenter.fragment.WeatherFragment
-import com.example.weatherapp.core.Screen
 import dagger.hilt.android.AndroidEntryPoint
 
 @AndroidEntryPoint
@@ -24,7 +19,7 @@ class MainActivity : AppCompatActivity() {
         setContentView(binding?.root)
 
         if (savedInstanceState == null) {
-            openScreen(Screen.Weather)
+            // TODO("savedInstanceState == null")
         }
 
         // Set theme from sharedpref
@@ -40,27 +35,4 @@ class MainActivity : AppCompatActivity() {
             }
         }
     }
-
-    private fun openFragment(fragment: Fragment) {
-        supportFragmentManager
-            .beginTransaction()
-            .replace(R.id.placeholder, fragment)
-            .commit()
-    }
-
-    fun openScreen(screen: Screen) {
-        when (screen) {
-            Screen.Weather -> {
-                openFragment(WeatherFragment.newInstance())
-            }
-
-            Screen.SearchCity -> {
-                openFragment(CityFragment.newInstance())
-            }
-
-            Screen.Settings -> {
-                openFragment(SettingsFragment.newInstance())
-            }
-        }
-    }
 }

app/src/main/java/com/example/weatherapp/feature_city_search/domain/model/CityEntity.kt

@@ -26,5 +26,5 @@ data class CityEntity(
     @ColumnInfo("admin")
     val admin: String,
     @ColumnInfo("inFavorite")
-    val inFavorite: Boolean = false
+    var inFavorite: Boolean = false
 )

app/src/main/java/com/example/weatherapp/feature_city_search/domain/use_case/GetNetworkCities.kt

@@ -6,7 +6,7 @@ import com.example.weatherapp.R
 import com.example.weatherapp.WeatherApplication
 import com.example.weatherapp.feature_city_search.domain.model.CityGeo
 import com.example.weatherapp.feature_city_search.domain.repository.NetworkCityRepository
-import com.example.weatherapp.core.NetworkResult
+import com.example.weatherapp.util.NetworkResult
 
 /*
  *  Get Cities from network by city name

app/src/main/java/com/example/weatherapp/feature_city_search/present/adapter/CitiesAdapter.kt

@@ -10,12 +10,12 @@ import com.example.weatherapp.databinding.CardCityBinding
 import com.example.weatherapp.feature_city_search.domain.model.CityEntity
 import com.example.weatherapp.feature_city_search.domain.model.CityResult
 import com.example.weatherapp.feature_city_search.present.adapter.model.CityAdapterModel
-import com.example.weatherapp.core.NetworkResult
+import com.example.weatherapp.util.NetworkResult
 
 class CitiesAdapter(
     private val onCityListener: OnCityListener,
 ) : RecyclerView.Adapter<CitiesAdapter.CityHolder>() {
-    private var cityEntities = listOf<CityEntity>()
+    private var cityEntities = mutableListOf<CityEntity>()
 
     inner class CityHolder(view: View) : RecyclerView.ViewHolder(view) {
         private val binding = CardCityBinding.bind(view)
@@ -25,17 +25,23 @@ class CitiesAdapter(
             tvCityInfo.text = cityAdapterModel.cityInfo
             when (cityAdapterModel.cityEntity.inFavorite){
                 true -> {
-                    imFavorite.setImageResource(R.drawable.ic_star_filled)
+                    imFavorite.setImageResource(R.drawable.ic_favorite_filled)
                 }
                 false -> {
-                    imFavorite.setImageResource(R.drawable.ic_star_outfilled)
+                    imFavorite.setImageResource(R.drawable.ic_favorite_bordered)
                 }
             }
+
             itemView.setOnClickListener {
                 onCityListener.onCityClick(cityAdapterModel.cityResult)
             }
+
             imFavorite.setOnClickListener {
-                onCityListener.onFavoriteClick(cityAdapterModel.cityEntity)
+                onCityListener.toggleFavorite(cityAdapterModel.cityEntity)
+                cityEntities = cityEntities.apply {
+                    this[adapterPosition].inFavorite = !this[adapterPosition].inFavorite
+                }
+                notifyItemChanged(adapterPosition)
             }
         }
     }
@@ -89,13 +95,13 @@ class CitiesAdapter(
 
     @SuppressLint("NotifyDataSetChanged")
     fun setCityEntities(cityEntities: List<CityEntity>) {
-        this.cityEntities = cityEntities
+        this.cityEntities = cityEntities.toMutableList()
         notifyDataSetChanged()
     }
 
     interface OnCityListener {
         fun onCityClick(cityResult: NetworkResult<CityResult>)
 
-        fun onFavoriteClick(cityEntity: CityEntity)
+        fun toggleFavorite(cityEntity: CityEntity)
     }
 }

app/src/main/java/com/example/weatherapp/feature_city_search/present/adapter/model/CityAdapterModel.kt

@@ -3,7 +3,7 @@ package com.example.weatherapp.feature_city_search.present.adapter.model
 import com.example.weatherapp.feature_city_search.domain.model.CityEntity
 import com.example.weatherapp.feature_city_search.domain.model.CityResult
 import com.example.weatherapp.feature_city_search.present.adapter.CitiesAdapter
-import com.example.weatherapp.core.NetworkResult
+import com.example.weatherapp.util.NetworkResult
 
 /*
  *  Model for City Adapter

app/src/main/java/com/example/weatherapp/feature_city_search/present/fragment/CityFragment.kt

@@ -7,8 +7,8 @@ import android.view.ViewGroup
 import android.widget.SearchView
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
+import androidx.navigation.fragment.findNavController
 import androidx.recyclerview.widget.LinearLayoutManager
-import com.example.weatherapp.MainActivity
 import com.example.weatherapp.R
 import com.example.weatherapp.databinding.FragmentCitySearchBinding
 import com.example.weatherapp.feature_city_search.domain.model.CityEntity
@@ -17,8 +17,7 @@ import com.example.weatherapp.feature_city_search.present.adapter.CitiesAdapter
 import com.example.weatherapp.feature_city_search.present.viewmodel.model.CitySearchUIState
 import com.example.weatherapp.feature_city_search.present.viewmodel.CitySearchViewModel
 import com.example.weatherapp.feature_weather.presenter.viewmodel.WeatherViewModel
-import com.example.weatherapp.core.NetworkResult
-import com.example.weatherapp.core.Screen
+import com.example.weatherapp.util.NetworkResult
 
 class CityFragment : Fragment(), CitiesAdapter.OnCityListener {
     private var binding: FragmentCitySearchBinding? = null
@@ -83,10 +82,11 @@ class CityFragment : Fragment(), CitiesAdapter.OnCityListener {
                         false
                     )
                     adapter = citiesAdapter
+                    itemAnimator = null
                 }
 
                 ibBack.setOnClickListener {
-                    (activity as MainActivity?)?.openScreen(Screen.Weather)
+                    findNavController().navigate(R.id.navigateToWeatherFragment)
                 }
 
                 // SearchView
@@ -111,20 +111,13 @@ class CityFragment : Fragment(), CitiesAdapter.OnCityListener {
         binding = null
     }
 
-    companion object {
-        @JvmStatic
-        fun newInstance() = CityFragment()
-    }
-
     override fun onCityClick(cityResult: NetworkResult<CityResult>) {
         weatherViewModel.getWeather(cityResult)
-        (activity as MainActivity).openScreen(Screen.Weather)
+        findNavController().navigate(R.id.navigateToWeatherFragment)
+
     }
 
-    override fun onFavoriteClick(cityEntity: CityEntity) {
+    override fun toggleFavorite(cityEntity: CityEntity) {
         citySearchViewModel.toggleFavorite(cityEntity)
-        // Get cities with new data
-        val cityName = citySearchViewModel.citySearchState.value?.currentCityName ?: ""
-        citySearchViewModel.getCities(cityName, true)
     }
 }

app/src/main/java/com/example/weatherapp/feature_city_search/present/viewmodel/CitySearchViewModel.kt

@@ -9,7 +9,7 @@ import com.example.weatherapp.feature_city_search.domain.model.CityEntity
 import com.example.weatherapp.feature_city_search.domain.use_case.CitySearchUseCases
 import com.example.weatherapp.feature_city_search.present.viewmodel.model.CitySearchState
 import com.example.weatherapp.feature_city_search.present.viewmodel.model.CitySearchUIState
-import com.example.weatherapp.core.NetworkResult
+import com.example.weatherapp.util.NetworkResult
 import dagger.hilt.android.lifecycle.HiltViewModel
 import kotlinx.coroutines.launch
 import javax.inject.Inject

app/src/main/java/com/example/weatherapp/feature_settings/presenter/fragment/SettingsFragment.kt

@@ -8,14 +8,13 @@ import android.view.ViewGroup
 import android.widget.TextView
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
+import androidx.navigation.fragment.findNavController
 import com.example.weatherapp.R
 import com.example.weatherapp.databinding.FragmentSettingsBinding
 import com.example.weatherapp.feature_settings.domain.model.weather_unit.PrecipitationUnit
 import com.example.weatherapp.feature_settings.domain.model.SettingsBundle
 import com.example.weatherapp.feature_settings.domain.model.weather_unit.TempUnit
 import com.example.weatherapp.feature_settings.domain.model.weather_unit.WindSpeedUnit
-import com.example.weatherapp.MainActivity
-import com.example.weatherapp.core.Screen
 import com.example.weatherapp.feature_settings.presenter.viewmodel.SettingsViewModel
 
 class SettingsFragment : Fragment() {
@@ -36,7 +35,7 @@ class SettingsFragment : Fragment() {
         binding?.apply {
             // Back button
             ibBack.setOnClickListener {
-                (activity as MainActivity?)?.openScreen(Screen.Weather)
+                findNavController().navigate(R.id.navigateToWeatherFragment)
             }
 
             // Init Temp Unit
@@ -165,8 +164,4 @@ class SettingsFragment : Fragment() {
         super.onDestroyView()
         binding = null
     }
-
-    companion object {
-        fun newInstance() = SettingsFragment()
-    }
 }

app/src/main/java/com/example/weatherapp/feature_weather/data/repository/WeatherRepositoryImpl.kt

@@ -8,7 +8,7 @@ import com.example.weatherapp.feature_weather.domain.model.CurrentWeather
 import com.example.weatherapp.feature_weather.domain.model.DailyWeather
 import com.example.weatherapp.feature_weather.domain.model.HourlyWeather
 import com.example.weatherapp.feature_weather.domain.repository.WeatherRepository
-import com.example.weatherapp.core.NetworkResult
+import com.example.weatherapp.util.NetworkResult
 import javax.inject.Inject
 
 /*

app/src/main/java/com/example/weatherapp/feature_weather/domain/repository/WeatherRepository.kt

@@ -6,7 +6,7 @@ import com.example.weatherapp.feature_weather.domain.model.HourlyWeather
 import com.example.weatherapp.feature_settings.domain.model.weather_unit.PrecipitationUnit
 import com.example.weatherapp.feature_settings.domain.model.weather_unit.TempUnit
 import com.example.weatherapp.feature_settings.domain.model.weather_unit.WindSpeedUnit
-import com.example.weatherapp.core.NetworkResult
+import com.example.weatherapp.util.NetworkResult
 
 interface WeatherRepository {
     suspend fun getCurrentWeather(

app/src/main/java/com/example/weatherapp/feature_weather/domain/use_case/GetCurrentWeather.kt

@@ -5,7 +5,7 @@ import com.example.weatherapp.feature_settings.domain.model.weather_unit.Precipi
 import com.example.weatherapp.feature_settings.domain.model.weather_unit.TempUnit
 import com.example.weatherapp.feature_settings.domain.model.weather_unit.WindSpeedUnit
 import com.example.weatherapp.feature_weather.domain.repository.WeatherRepository
-import com.example.weatherapp.core.NetworkResult
+import com.example.weatherapp.util.NetworkResult
 
 class GetCurrentWeather(
     private val repository: WeatherRepository

app/src/main/java/com/example/weatherapp/feature_weather/domain/use_case/GetDailyWeather.kt

@@ -5,7 +5,7 @@ import com.example.weatherapp.feature_settings.domain.model.weather_unit.Precipi
 import com.example.weatherapp.feature_settings.domain.model.weather_unit.TempUnit
 import com.example.weatherapp.feature_settings.domain.model.weather_unit.WindSpeedUnit
 import com.example.weatherapp.feature_weather.domain.repository.WeatherRepository
-import com.example.weatherapp.core.NetworkResult
+import com.example.weatherapp.util.NetworkResult
 
 class GetDailyWeather (
     private val repository: WeatherRepository

app/src/main/java/com/example/weatherapp/feature_weather/domain/use_case/GetHourlyWeather.kt

@@ -5,7 +5,7 @@ import com.example.weatherapp.feature_settings.domain.model.weather_unit.Precipi
 import com.example.weatherapp.feature_settings.domain.model.weather_unit.TempUnit
 import com.example.weatherapp.feature_settings.domain.model.weather_unit.WindSpeedUnit
 import com.example.weatherapp.feature_weather.domain.repository.WeatherRepository
-import com.example.weatherapp.core.NetworkResult
+import com.example.weatherapp.util.NetworkResult
 
 class GetHourlyWeather(
     private val repository: WeatherRepository

app/src/main/java/com/example/weatherapp/feature_weather/presenter/adapter/DailyWeatherAdapter.kt

@@ -8,8 +8,8 @@ import androidx.recyclerview.widget.RecyclerView
 import com.example.weatherapp.R
 import com.example.weatherapp.feature_weather.domain.model.DailyWeather
 import com.example.weatherapp.databinding.CardDailyWeatherBinding
-import com.example.weatherapp.core.WeatherType
-import com.example.weatherapp.core.NetworkResult
+import com.example.weatherapp.util.WeatherType
+import com.example.weatherapp.util.NetworkResult
 import com.example.weatherapp.feature_weather.presenter.adapter.model.DailyWeatherAdapterModel
 import java.lang.Exception
 

app/src/main/java/com/example/weatherapp/feature_weather/presenter/adapter/HourlyWeatherAdapter.kt

@@ -9,8 +9,8 @@ import androidx.recyclerview.widget.RecyclerView
 import com.example.weatherapp.R
 import com.example.weatherapp.feature_weather.domain.model.HourlyWeather
 import com.example.weatherapp.databinding.CardHourlyWeatherBinding
-import com.example.weatherapp.core.NetworkResult
-import com.example.weatherapp.core.WeatherType
+import com.example.weatherapp.util.NetworkResult
+import com.example.weatherapp.util.WeatherType
 import com.example.weatherapp.feature_weather.presenter.adapter.model.HourlyWeatherAdapterModel
 import java.lang.Exception
 

app/src/main/java/com/example/weatherapp/feature_weather/presenter/fragment/WeatherFragment.kt

@@ -6,17 +6,16 @@ import android.view.View
 import android.view.ViewGroup
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
+import androidx.navigation.fragment.findNavController
 import androidx.recyclerview.widget.LinearLayoutManager
-import com.example.weatherapp.MainActivity
 import com.example.weatherapp.R
 import com.example.weatherapp.databinding.FragmentWeatherBinding
 import com.example.weatherapp.feature_weather.presenter.adapter.DailyWeatherAdapter
 import com.example.weatherapp.feature_weather.presenter.adapter.HourlyWeatherAdapter
-import com.example.weatherapp.feature_weather.presenter.viewmodel.WeatherUiState
+import com.example.weatherapp.feature_weather.presenter.viewmodel.modle.WeatherUiState
 import com.example.weatherapp.feature_weather.presenter.viewmodel.WeatherViewModel
-import com.example.weatherapp.core.NetworkResult
-import com.example.weatherapp.core.Screen
-import com.example.weatherapp.core.WeatherType
+import com.example.weatherapp.util.NetworkResult
+import com.example.weatherapp.util.WeatherType
 
 class WeatherFragment : Fragment() {
     private var binding: FragmentWeatherBinding? = null
@@ -29,18 +28,20 @@ class WeatherFragment : Fragment() {
     ): View? {
         // Binding
         binding = FragmentWeatherBinding.inflate(inflater, container, false)
+        binding?.apply {
+            ibSettings.setOnClickListener {
+                findNavController().navigate(R.id.navigateToSettingsFragment)
+            }
+            ibAdd.setOnClickListener {
+                findNavController().navigate(R.id.navigateToCitySearchFragment)
+            }
+        }
         return binding?.root
     }
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
         binding?.apply {
-            ibSettings.setOnClickListener {
-                (activity as MainActivity?)?.openScreen(Screen.Settings)
-            }
-            ibAdd.setOnClickListener {
-                (activity as MainActivity?)?.openScreen(Screen.SearchCity)
-            }
 
             weatherViewModel.weatherState.observe(viewLifecycleOwner) { weatherState ->
                 // Adapters

app/src/main/java/com/example/weatherapp/feature_weather/presenter/viewmodel/WeatherViewModel.kt

@@ -7,7 +7,9 @@ import androidx.lifecycle.viewModelScope
 import com.example.weatherapp.feature_city_search.domain.model.CityResult
 import com.example.weatherapp.feature_settings.domain.use_case.SettingsUseCases
 import com.example.weatherapp.feature_weather.domain.use_case.WeatherUseCases
-import com.example.weatherapp.core.NetworkResult
+import com.example.weatherapp.util.NetworkResult
+import com.example.weatherapp.feature_weather.presenter.viewmodel.modle.WeatherState
+import com.example.weatherapp.feature_weather.presenter.viewmodel.modle.WeatherUiState
 import dagger.hilt.android.lifecycle.HiltViewModel
 import kotlinx.coroutines.launch
 import javax.inject.Inject

app/src/main/java/com/example/weatherapp/feature_weather/presenter/viewmodel/WeatherState.kt → app/src/main/java/com/example/weatherapp/feature_weather/presenter/viewmodel/modle/WeatherState.kt

@@ -1,6 +1,6 @@
-package com.example.weatherapp.feature_weather.presenter.viewmodel
+package com.example.weatherapp.feature_weather.presenter.viewmodel.modle
 
-import com.example.weatherapp.core.NetworkResult
+import com.example.weatherapp.util.NetworkResult
 import com.example.weatherapp.feature_city_search.domain.model.CityResult
 import com.example.weatherapp.feature_weather.domain.model.CurrentWeather
 import com.example.weatherapp.feature_weather.domain.model.DailyWeather