Reload last used logbook

app/src/main/java/it/danieleverducci/lunatracker/MainActivity.kt

@@ -57,6 +57,7 @@ class MainActivity : AppCompatActivity() {
         var currentPopupItems = listOf<LunaEvent.Type>()
     }
 
+    lateinit var settingsRepository : LocalSettingsRepository
     var logbook: Logbook? = null
     var pauseLogbookUpdate = false
     lateinit var progressIndicator: LinearProgressIndicator
@@ -77,6 +78,7 @@ class MainActivity : AppCompatActivity() {
         super.onCreate(savedInstanceState)
 
         handler = Handler(mainLooper)
+        settingsRepository = LocalSettingsRepository(this@MainActivity)
 
         // Show view
         setContentView(R.layout.activity_main)
@@ -139,7 +141,6 @@ class MainActivity : AppCompatActivity() {
     }
 
     private fun populateHeaderMenu() {
-        val settingsRepository = LocalSettingsRepository(this)
         val dynamicMenu = settingsRepository.loadDynamicMenu()
         val eventTypeStats = mutableMapOf<LunaEvent.Type, Int>()
 
@@ -212,7 +213,6 @@ class MainActivity : AppCompatActivity() {
     override fun onStart() {
         super.onStart()
 
-        val settingsRepository = LocalSettingsRepository(this)
         if (settingsRepository.loadDataRepository() == LocalSettingsRepository.DATA_REPO.WEBDAV) {
             val webDavCredentials = settingsRepository.loadWebdavCredentials()
             if (webDavCredentials == null) {
@@ -764,7 +764,7 @@ class MainActivity : AppCompatActivity() {
         val d = AlertDialog.Builder(this)
         d.setTitle(R.string.trim_logbook_dialog_title)
         d.setMessage(
-            when (LocalSettingsRepository(this).loadDataRepository()) {
+            when (settingsRepository.loadDataRepository()) {
                 LocalSettingsRepository.DATA_REPO.WEBDAV -> R.string.trim_logbook_dialog_message_dav
                 else -> R.string.trim_logbook_dialog_message_local
             }
@@ -1000,7 +1000,9 @@ class MainActivity : AppCompatActivity() {
                     val spinner = findViewById<Spinner>(R.id.logbooks_spinner)
                     val sAdapter = ArrayAdapter<String>(this@MainActivity, android.R.layout.simple_spinner_item)
                     sAdapter.setDropDownViewResource(R.layout.row_logbook_spinner)
-                    for (ln in logbooksNames) {
+
+                    val selectedLogbook = settingsRepository.loadSelectedLogbook()
+                    logbooksNames.forEach { ln ->
                         sAdapter.add(
                             ln.ifEmpty { getString(R.string.default_logbook_name) }
                         )
@@ -1013,14 +1015,20 @@ class MainActivity : AppCompatActivity() {
                             position: Int,
                             id: Long
                         ) {
+                            val logbookName = logbooksNames[position]
                             // Changed logbook: empty list
                             setListAdapter(arrayListOf())
                             // Load logbook
-                            loadLogbook(logbooksNames.get(position))
+                            loadLogbook(logbookName)
+                            // Save logbook selection
+                            settingsRepository.saveSelectedLogbook(logbookName)
                         }
 
                         override fun onNothingSelected(parent: AdapterView<*>?) {}
                     }
+
+                    val selected = logbooksNames.indexOf(selectedLogbook)
+                    if (selected > 0) spinner.setSelection(selected)
                 })
             }
 

app/src/main/java/it/danieleverducci/lunatracker/repository/LocalSettingsRepository.kt

@@ -15,6 +15,7 @@ class LocalSettingsRepository(val context: Context) {
         const val SHARED_PREFS_DAV_PASS = "webdav_password"
         const val SHARED_PREFS_DYNAMIC_MENU = "dynamic_menu"
         const val SHARED_PREFS_SIGNATURE = "signature"
+        const val SHARED_PREFS_SELECTED_LOGBOOK = "selected_logbook"
     }
     enum class DATA_REPO {LOCAL_FILE, WEBDAV}
     val sharedPreferences: SharedPreferences
@@ -76,4 +77,14 @@ class LocalSettingsRepository(val context: Context) {
             return null
         return arrayOf(url, user, pass)
     }
+
+    fun saveSelectedLogbook(selectedLogbookName: String) {
+        sharedPreferences.edit (commit = true) {
+            putString(SHARED_PREFS_SELECTED_LOGBOOK, selectedLogbookName)
+        }
+    }
+
+    fun loadSelectedLogbook() : String? {
+        return sharedPreferences.getString(SHARED_PREFS_SELECTED_LOGBOOK, null)
+    }
 }