선호학과 정보 저장

app/src/main/java/com/wafflestudio/snutt2/data/SNUTTStorage.kt

@@ -158,6 +158,16 @@ class SNUTTStorage @Inject constructor(
         ),
     )
 
+    val recentSearchedDepartments = PrefValue<List<TagDto>>(
+        prefContext,
+        PrefListValueMetaData(
+            domain = DOMAIN_SCOPE_LOGIN,
+            key = "recent_searched_departments",
+            type = TagDto::class.java,
+            defaultValue = listOf(),
+        ),
+    )
+
     fun clearLoginScope() {
         prefContext.clear(DOMAIN_SCOPE_LOGIN)
         prefContext.clear(DOMAIN_SCOPE_CURRENT_VERSION)

app/src/main/java/com/wafflestudio/snutt2/data/lecture_search/LectureSearchRepository.kt

@@ -5,10 +5,14 @@ import com.wafflestudio.snutt2.lib.network.dto.core.LectureBuildingDto
 import com.wafflestudio.snutt2.lib.network.dto.core.LectureDto
 import com.wafflestudio.snutt2.model.SearchTimeDto
 import com.wafflestudio.snutt2.model.TagDto
+import com.wafflestudio.snutt2.model.TagType
 import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.StateFlow
 
 interface LectureSearchRepository {
 
+    val recentSearchedDepartments: StateFlow<List<TagDto>>
+
     fun getLectureSearchResultStream(
         year: Long,
         semester: Long,
@@ -23,4 +27,6 @@ interface LectureSearchRepository {
     suspend fun getBuildings(
         places: String,
     ): List<LectureBuildingDto>
+
+    fun storeRecentSearchedDepartment(tag: TagDto)
 }

app/src/main/java/com/wafflestudio/snutt2/data/lecture_search/LectureSearchRepositoryImpl.kt

@@ -1,8 +1,10 @@
 package com.wafflestudio.snutt2.data.lecture_search
 
+import android.util.Log
 import androidx.paging.Pager
 import androidx.paging.PagingConfig
 import androidx.paging.PagingData
+import com.wafflestudio.snutt2.data.SNUTTStorage
 import com.wafflestudio.snutt2.lib.SnuttUrls
 import com.wafflestudio.snutt2.lib.network.SNUTTRestApi
 import com.wafflestudio.snutt2.lib.network.dto.core.LectureBuildingDto
@@ -18,8 +20,11 @@ import javax.inject.Singleton
 class LectureSearchRepositoryImpl @Inject constructor(
     private val api: SNUTTRestApi,
     private val snuttUrls: SnuttUrls,
+    private val stoarge: SNUTTStorage
 ) : LectureSearchRepository {
 
+    override val recentSearchedDepartments = stoarge.recentSearchedDepartments.asStateFlow()
+
     override fun getLectureSearchResultStream(
         year: Long,
         semester: Long,
@@ -66,6 +71,16 @@ class LectureSearchRepositoryImpl @Inject constructor(
         return response.content
     }
 
+    override fun storeRecentSearchedDepartment(tag: TagDto) {
+        stoarge.recentSearchedDepartments.update(
+            stoarge.recentSearchedDepartments.get().toMutableList().apply {
+                if (contains(tag)) remove(tag)
+                add(tag)
+                while (count() > 5) removeAt(0)
+            }
+        )
+    }
+
     companion object {
         const val LECTURES_LOAD_PAGE_SIZE = 30
     }

app/src/main/java/com/wafflestudio/snutt2/views/logged_in/home/search/SearchPage.kt

@@ -1,5 +1,6 @@
 package com.wafflestudio.snutt2.views.logged_in.home.search
 
+import android.util.Log
 import androidx.activity.compose.BackHandler
 import androidx.compose.animation.AnimatedContent
 import androidx.compose.animation.SizeTransform
@@ -20,6 +21,7 @@ import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.shape.RoundedCornerShape
 import androidx.compose.material.Text
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
@@ -84,6 +86,7 @@ fun SearchPage(
     val pageMode by searchViewModel.pageMode.collectAsState()
     val firstBookmarkAlert by userViewModel.firstBookmarkAlert.collectAsState()
     val draggedTimeBlock = searchViewModel.draggedTimeBlock.collectAsState()
+    val recentSearchedDepartments by searchViewModel.recentSearchedDepartments.collectAsState()
 
     var searchEditTextFocused by remember { mutableStateOf(false) }
     val isDarkMode = isDarkMode()
@@ -96,6 +99,10 @@ fun SearchPage(
         }
     }
 
+    LaunchedEffect(recentSearchedDepartments) {
+        Log.d("plgafhdtest",recentSearchedDepartments.toString())
+    }
+
     BackHandler(pageMode == SearchPageMode.Bookmark) {
         searchViewModel.togglePageMode()
     }
@@ -169,6 +176,7 @@ fun SearchPage(
                                                             launchSuspendApi(apiOnProgress, apiOnError) {
                                                                 searchViewModel.query()
                                                             }
+                                                            searchViewModel.storeRecentSearchedDepartments()
                                                         }
                                                         scope.launch { bottomSheet.hide() }
                                                     },

app/src/main/java/com/wafflestudio/snutt2/views/logged_in/home/search/SearchViewModel.kt

@@ -88,6 +88,8 @@ class SearchViewModel @Inject constructor(
     // 검색 쿼리에 들어가는 시간대 검색 시간대 목록
     private val _searchTimeList = MutableStateFlow<List<SearchTimeDto>?>(null)
 
+    val recentSearchedDepartments: StateFlow<List<TagDto>> = lectureSearchRepository.recentSearchedDepartments
+
     init {
         viewModelScope.launch {
             semesterChange.distinctUntilChanged().collectLatest {
@@ -254,6 +256,12 @@ class SearchViewModel @Inject constructor(
         }
     }
 
+    fun storeRecentSearchedDepartments() {
+        _selectedTags.value.filter { it.type == TagType.DEPARTMENT }.forEach { tag ->
+            lectureSearchRepository.storeRecentSearchedDepartment(tag)
+        }
+    }
+
     private suspend fun clear() {
         _searchTitle.emit("")
         _selectedLecture.emit(null)