refactor: move on result action into FolderPickerPreference

Author: WhiredPlanck

app/src/main/java/com/osfans/trime/ui/components/FolderPickerPreference.kt

@@ -14,6 +14,7 @@ import androidx.appcompat.app.AlertDialog
 import androidx.preference.Preference
 import com.osfans.trime.R
 import com.osfans.trime.databinding.FolderPickerDialogBinding
+import com.osfans.trime.util.getFileFromUri
 import com.osfans.trime.util.getUriForFile
 import java.io.File
 
@@ -25,11 +26,12 @@ class FolderPickerPreference
         defStyleAttr: Int = androidx.preference.R.attr.preferenceStyle,
     ) : Preference(context, attrs, defStyleAttr) {
         private var value = ""
-        lateinit var documentTreeLauncher: ActivityResultLauncher<Uri?>
-        lateinit var dialogView: FolderPickerDialogBinding
+        private lateinit var dialogView: FolderPickerDialogBinding
 
         var default = ""
 
+        var documentTreeLauncher: ActivityResultLauncher<Uri?>? = null
+
         init {
             context.theme.obtainStyledAttributes(attrs, R.styleable.FolderPickerPreferenceAttrs, 0, 0).run {
                 try {
@@ -68,7 +70,7 @@ class FolderPickerPreference
             dialogView = FolderPickerDialogBinding.inflate(LayoutInflater.from(context))
             dialogView.editText.setText(initValue)
             dialogView.button.setOnClickListener {
-                documentTreeLauncher.launch(context.getUriForFile(File(initValue)))
+                documentTreeLauncher?.launch(context.getUriForFile(File(initValue)))
             }
             AlertDialog
                 .Builder(context)
@@ -89,4 +91,8 @@ class FolderPickerPreference
                 notifyChanged()
             }
         }
+
+        fun onResult(result: Uri) {
+            dialogView.editText.setText(context.getFileFromUri(result)?.absolutePath)
+        }
     }

app/src/main/java/com/osfans/trime/ui/fragments/ProfileFragment.kt

@@ -31,7 +31,6 @@ import com.osfans.trime.ui.main.MainViewModel
 import com.osfans.trime.util.ResourceUtils
 import com.osfans.trime.util.appContext
 import com.osfans.trime.util.formatDateTime
-import com.osfans.trime.util.getFileFromUri
 import com.osfans.trime.util.rimeActionWithResultDialog
 import com.osfans.trime.util.toast
 import com.osfans.trime.util.withLoadingDialog
@@ -55,7 +54,7 @@ class ProfileFragment :
                         it,
                         DocumentsContract.getTreeDocumentId(it),
                     )
-                dialogView.editText.setText(context.getFileFromUri(uri)?.absolutePath)
+                onResult(uri)
             }
     }