emotion-89 : bottom items 추가

presentation/src/main/java/com/teamtuna/emotionaldiary/main/MainActivity.kt

@@ -1,10 +1,21 @@
 package com.teamtuna.emotionaldiary.main
 
 import android.os.Bundle
+import androidx.activity.compose.setContent
 import androidx.activity.viewModels
 import androidx.appcompat.app.AppCompatActivity
-import com.teamtuna.emotionaldiary.add.EmotionAddFragment
-import com.teamtuna.emotionaldiary.presentation.R
+import androidx.compose.foundation.background
+import androidx.compose.foundation.layout.Arrangement.SpaceBetween
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.material.Text
+import androidx.compose.material.TextButton
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import com.google.accompanist.insets.ProvideWindowInsets
+import com.teamtuna.emotionaldiary.compose.theme.EmotionalDiaryTheme
 import dagger.hilt.android.AndroidEntryPoint
 
 @AndroidEntryPoint
@@ -14,9 +25,58 @@ class MainActivity : AppCompatActivity() {
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
-        setContentView(R.layout.activity_main)
+        setContent {
+            MainScene()
+        }
 
-        val fragment = EmotionAddFragment()
-        supportFragmentManager.beginTransaction().replace(R.id.fragment, fragment).commit()
+    }
+
+    @Composable
+    fun MainScene() {
+        EmotionalDiaryTheme {
+            ProvideWindowInsets {
+
+                BottomMenu()
+                // fixme bottomAppBar
+//                Scaffold(
+//                    bottomAppBar = {
+//
+//                    }
+//                )
+            }
+        }
+    }
+
+    @Composable
+    fun BottomMenu() {
+        val selectedMenu = viewModel.selectedMenu
+        Row(
+            Modifier
+                .background(Color(0xFFEDEAE0))
+                .fillMaxSize(),
+            horizontalArrangement = SpaceBetween,
+            verticalAlignment = Alignment.Bottom
+        ) {
+            TextButton(onClick = { viewModel.onSelectBottomMenu(BottomMenu.CALENDAR) }) {
+                val color =
+                    if (selectedMenu.value == BottomMenu.CALENDAR) Color.Blue else Color.DarkGray
+                Text(text = "달력", color = color)
+            }
+            TextButton(onClick = { viewModel.onSelectBottomMenu(BottomMenu.TIMELINE) }) {
+                val color =
+                    if (selectedMenu.value == BottomMenu.TIMELINE) Color.Blue else Color.DarkGray
+                Text(text = "타임라인", color = color)
+            }
+            TextButton(onClick = { viewModel.onSelectBottomMenu(BottomMenu.ANALYSIS) }) {
+                val color =
+                    if (selectedMenu.value == BottomMenu.ANALYSIS) Color.Blue else Color.DarkGray
+                Text(text = "분석", color = color)
+            }
+            TextButton(onClick = { viewModel.onSelectBottomMenu(BottomMenu.SETTING) }) {
+                val color =
+                    if (selectedMenu.value == BottomMenu.SETTING) Color.Blue else Color.DarkGray
+                Text(text = "설정", color = color)
+            }
+        }
     }
 }

presentation/src/main/java/com/teamtuna/emotionaldiary/main/MainViewModel.kt

@@ -1,5 +1,6 @@
 package com.teamtuna.emotionaldiary.main
 
+import androidx.compose.runtime.mutableStateOf
 import androidx.lifecycle.ViewModel
 import com.teamtuna.emotionaldiary.usecase.MainUseCase
 import dagger.hilt.android.lifecycle.HiltViewModel
@@ -8,4 +9,15 @@ import javax.inject.Inject
 @HiltViewModel
 class MainViewModel @Inject constructor(private val mainUseCase: MainUseCase) : ViewModel() {
     fun test() = mainUseCase()
+
+    private val _selectedMenu = mutableStateOf<BottomMenu>(BottomMenu.CALENDAR)
+    val selectedMenu get() = _selectedMenu
+
+    fun onSelectBottomMenu(menu: BottomMenu) {
+        _selectedMenu.value = menu
+    }
+}
+
+enum class BottomMenu {
+    CALENDAR, TIMELINE, ANALYSIS, SETTING
 }