feat: app specific directory storage

app/src/main/java/org/fossasia/badgemagic/database/ClipArtService.kt

@@ -14,6 +14,7 @@ class ClipArtService : KoinComponent {
     private val clipArts = MutableLiveData<SparseArray<Drawable>>()
     private val storageClipArts = MutableLiveData<HashMap<String, Drawable?>>()
     private val resourceHelper: Resource by inject()
+    private val storageUtils: StorageUtils by inject()
 
     init {
         updateClipArts()
@@ -56,7 +57,7 @@ class ClipArtService : KoinComponent {
     }
 
     fun updateClipArts() {
-        storageClipArts.value = StorageUtils.getAllClips()
+        storageClipArts.value = storageUtils.getAllClips()
         clipArts.value = getAllClips()
     }
 
@@ -65,7 +66,7 @@ class ClipArtService : KoinComponent {
     fun getClipsFromStorage(): LiveData<HashMap<String, Drawable?>> = storageClipArts
 
     fun deleteClipart(fileName: String) {
-        StorageUtils.deleteClipart(fileName)
+        storageUtils.deleteClipart(fileName)
         updateClipArts()
     }
 }

app/src/main/java/org/fossasia/badgemagic/database/StorageFilesService.kt

@@ -4,30 +4,33 @@ import androidx.lifecycle.LiveData
 import androidx.lifecycle.MutableLiveData
 import org.fossasia.badgemagic.data.fragments.ConfigInfo
 import org.fossasia.badgemagic.util.StorageUtils
+import org.koin.core.KoinComponent
+import org.koin.core.inject
 
-class StorageFilesService {
+class StorageFilesService : KoinComponent {
     private val files = MutableLiveData<List<ConfigInfo>>()
+    private val storageUtils: StorageUtils by inject()
 
     init {
-        files.value = StorageUtils.getAllFiles()
+        files.value = storageUtils.getAllFiles()
     }
 
     fun deleteFile(fileName: String) {
-        StorageUtils.deleteFile(fileName)
-        files.value = StorageUtils.getAllFiles()
+        storageUtils.deleteFile(fileName)
+        files.value = storageUtils.getAllFiles()
     }
 
     fun getFiles(): LiveData<List<ConfigInfo>> = files
 
     fun update() {
-        files.value = StorageUtils.getAllFiles()
+        files.value = storageUtils.getAllFiles()
     }
 
     fun saveFile(filename: String, json: String) {
-        StorageUtils.saveFile(filename, json)
+        storageUtils.saveFile(filename, json)
     }
 
-    fun getAbsPath(fileName: String): String? = StorageUtils.getAbsolutePathofFiles(fileName)
+    fun getAbsPath(fileName: String): String? = storageUtils.getAbsolutePathofFiles(fileName)
 
-    fun checkIfFilePresent(fileName: String): Boolean = StorageUtils.checkIfFilePresent(fileName)
+    fun checkIfFilePresent(fileName: String): Boolean = storageUtils.checkIfFilePresent(fileName)
 }

app/src/main/java/org/fossasia/badgemagic/di/Modules.kt

@@ -4,6 +4,7 @@ import org.fossasia.badgemagic.database.ClipArtService
 import org.fossasia.badgemagic.database.StorageFilesService
 import org.fossasia.badgemagic.util.PreferenceUtils
 import org.fossasia.badgemagic.util.Resource
+import org.fossasia.badgemagic.util.StorageUtils
 import org.fossasia.badgemagic.viewmodels.DrawViewModel
 import org.fossasia.badgemagic.viewmodels.DrawerViewModel
 import org.fossasia.badgemagic.viewmodels.EditBadgeViewModel
@@ -35,4 +36,5 @@ val singletonModules = module {
 val utilModules = module {
     single { PreferenceUtils(androidContext()) }
     single { Resource(androidContext()) }
+    single { StorageUtils(androidContext()) }
 }

app/src/main/java/org/fossasia/badgemagic/ui/DrawerActivity.kt

@@ -35,6 +35,7 @@ import org.fossasia.badgemagic.ui.fragments.TextArtFragment
 import org.fossasia.badgemagic.util.SendingUtils
 import org.fossasia.badgemagic.util.StorageUtils
 import org.fossasia.badgemagic.viewmodels.DrawerViewModel
+import org.koin.android.ext.android.inject
 import org.koin.androidx.viewmodel.ext.android.viewModel
 
 class DrawerActivity : BaseActivity(), NavigationView.OnNavigationItemSelectedListener {
@@ -48,6 +49,7 @@ class DrawerActivity : BaseActivity(), NavigationView.OnNavigationItemSelectedLi
     private var showMenu: Menu? = null
     private var drawerCheckedID = R.id.create
     private var isItemCheckedNew = false
+    private val storageUtils: StorageUtils by inject()
 
     private val viewModel by viewModel<DrawerViewModel>()
 
@@ -206,10 +208,10 @@ class DrawerActivity : BaseActivity(), NavigationView.OnNavigationItemSelectedLi
     private fun showImportDialog(uri: Uri?) {
         AlertDialog.Builder(this)
                 .setTitle(getString(R.string.import_dialog))
-                .setMessage("${getString(R.string.import_dialog_message)} ${StorageUtils.getFileName(this, uri
+                .setMessage("${getString(R.string.import_dialog_message)} ${storageUtils.getFileName(this, uri
                         ?: Uri.EMPTY)}")
                 .setPositiveButton(android.R.string.ok) { _: DialogInterface, _: Int ->
-                    if (!StorageUtils.checkIfFilePresent(this, uri)) {
+                    if (!storageUtils.checkIfFilePresent(this, uri)) {
                         saveImportFile(uri)
                     } else
                         showOverrideDialog(uri)
@@ -274,7 +276,7 @@ class DrawerActivity : BaseActivity(), NavigationView.OnNavigationItemSelectedLi
     }
 
     private fun saveImportFile(uri: Uri?) {
-        if (StorageUtils.copyFileToDirectory(this, uri)) {
+        if (storageUtils.copyFileToDirectory(this, uri)) {
             Toast.makeText(this, R.string.success_import_json, Toast.LENGTH_SHORT).show()
             viewModel.updateList()
         } else Toast.makeText(this, R.string.invalid_import_json, Toast.LENGTH_SHORT).show()

app/src/main/java/org/fossasia/badgemagic/ui/EditBadgeActivity.kt

@@ -17,12 +17,14 @@ import org.fossasia.badgemagic.util.Converters
 import org.fossasia.badgemagic.util.SendingUtils
 import org.fossasia.badgemagic.util.StorageUtils
 import org.fossasia.badgemagic.viewmodels.EditBadgeViewModel
+import org.koin.android.ext.android.inject
 import org.koin.androidx.viewmodel.ext.android.viewModel
 
 class EditBadgeActivity : AppCompatActivity() {
 
     private val viewModel by viewModel<EditBadgeViewModel>()
     private lateinit var fileName: String
+    private val storageUtils: StorageUtils by inject()
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
@@ -41,7 +43,7 @@ class EditBadgeActivity : AppCompatActivity() {
                         Converters.convertStringsToLEDHex(draw_layout.getCheckedList()),
                         false
                 )
-                badgeConfig?.let { config -> StoreAsync(fileName, config, viewModel).execute() }
+                badgeConfig?.let { config -> StoreAsync(fileName, config, viewModel, storageUtils).execute() }
                 Toast.makeText(this, R.string.saved_edited_badge, Toast.LENGTH_LONG).show()
                 finish()
             }
@@ -73,9 +75,9 @@ class EditBadgeActivity : AppCompatActivity() {
 
     companion object {
 
-        class StoreAsync(private val fileName: String, private val badgeConfig: BadgeConfig, private val viewModel: EditBadgeViewModel) : AsyncTask<Void, Void, Void>() {
+        class StoreAsync(private val fileName: String, private val badgeConfig: BadgeConfig, private val viewModel: EditBadgeViewModel, val storageUtil: StorageUtils) : AsyncTask<Void, Void, Void>() {
             override fun doInBackground(vararg params: Void?): Void? {
-                StorageUtils.saveEditedBadge(badgeConfig, fileName)
+                storageUtil.saveEditedBadge(badgeConfig, fileName)
                 return null
             }
 

app/src/main/java/org/fossasia/badgemagic/ui/EditClipartActivity.kt

@@ -14,12 +14,14 @@ import org.fossasia.badgemagic.databinding.ActivityEditClipartBinding
 import org.fossasia.badgemagic.util.Converters
 import org.fossasia.badgemagic.util.StorageUtils
 import org.fossasia.badgemagic.viewmodels.EditClipartViewModel
+import org.koin.android.ext.android.inject
 import org.koin.androidx.viewmodel.ext.android.viewModel
 
 class EditClipartActivity : AppCompatActivity() {
 
     private val editClipartViewModel by viewModel<EditClipartViewModel>()
     private lateinit var fileName: String
+    private val storageUtils: StorageUtils by inject()
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
@@ -28,12 +30,12 @@ class EditClipartActivity : AppCompatActivity() {
 
         if (intent.hasExtra("fileName")) {
             fileName = intent?.extras?.getString("fileName") ?: ""
-            editClipartViewModel.drawingJSON.set(Converters.convertDrawableToLEDHex(StorageUtils.getClipartFromPath(fileName), false))
+            editClipartViewModel.drawingJSON.set(Converters.convertDrawableToLEDHex(storageUtils.getClipartFromPath(fileName), false))
         }
 
         editClipartViewModel.savedButton.observe(this, Observer {
             if (it) {
-                if (StorageUtils.saveEditedClipart(Converters.convertStringsToLEDHex(draw_layout.getCheckedList()), fileName)) {
+                if (storageUtils.saveEditedClipart(Converters.convertStringsToLEDHex(draw_layout.getCheckedList()), fileName)) {
                     Toast.makeText(this, R.string.clipart_saved_success, Toast.LENGTH_LONG).show()
                     editClipartViewModel.updateClipArts()
                 } else

app/src/main/java/org/fossasia/badgemagic/ui/fragments/DrawFragment.kt

@@ -14,6 +14,7 @@ import org.fossasia.badgemagic.ui.base.BaseFragment
 import org.fossasia.badgemagic.util.Converters
 import org.fossasia.badgemagic.util.StorageUtils
 import org.fossasia.badgemagic.viewmodels.DrawViewModel
+import org.koin.android.ext.android.inject
 import org.koin.androidx.viewmodel.ext.android.viewModel
 
 class DrawFragment : BaseFragment() {
@@ -25,6 +26,7 @@ class DrawFragment : BaseFragment() {
     }
 
     private val drawViewModel by viewModel<DrawViewModel>()
+    private val storageUtils: StorageUtils by inject()
 
     override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
         val binding = DataBindingUtil.inflate<FragmentDrawBinding>(inflater, R.layout.fragment_draw, container, false)
@@ -37,7 +39,7 @@ class DrawFragment : BaseFragment() {
 
         drawViewModel.savedButton.observe(this, Observer {
             if (it) {
-                if (StorageUtils.saveClipArt(Converters.convertStringsToLEDHex(draw_layout.getCheckedList()))) {
+                if (storageUtils.saveClipArt(Converters.convertStringsToLEDHex(draw_layout.getCheckedList()))) {
                     Toast.makeText(requireContext(), R.string.clipart_saved_success, Toast.LENGTH_LONG).show()
                     drawViewModel.updateCliparts()
                 } else

app/src/main/java/org/fossasia/badgemagic/util/StorageUtils.kt

@@ -4,7 +4,6 @@ import android.content.Context
 import android.graphics.Bitmap
 import android.graphics.drawable.Drawable
 import android.net.Uri
-import android.os.Environment
 import java.io.BufferedReader
 import java.io.File
 import java.io.FileOutputStream
@@ -19,12 +18,11 @@ import org.fossasia.badgemagic.data.fragments.CONF_SPEED
 import org.fossasia.badgemagic.data.fragments.ConfigInfo
 import org.json.JSONObject
 
-object StorageUtils {
-    private val EXTERNAL_STORAGE_DIRECTORY = "${Environment.getExternalStorageDirectory()
-        .absolutePath}/Badge-Magic/"
+class StorageUtils(val context: Context) {
+    private val EXTERNAL_STORAGE_DIRECTORY = context.getExternalFilesDir(null)?.absolutePath
     private val EXTERNAL_CLIPART_DIRECTORY = "${EXTERNAL_STORAGE_DIRECTORY}ClipArts/"
-    private const val BADGE_EXTENSION = ".txt"
-    private const val CLIP_EXTENSION = ".png"
+    private val BADGE_EXTENSION = ".txt"
+    private val CLIP_EXTENSION = ".png"
 
     private fun checkDirectory(): Boolean {
         val directory = File(EXTERNAL_STORAGE_DIRECTORY)
@@ -105,11 +103,11 @@ object StorageUtils {
         return try {
             val obj = JSONObject(jsonString)
             return obj.has(CONF_HEX_STRINGS) &&
-                obj.has(CONF_INVERTED) &&
-                obj.has(CONF_MARQUEE) &&
-                obj.has(CONF_FLASH) &&
-                obj.has(CONF_MODE) &&
-                obj.has(CONF_SPEED)
+                    obj.has(CONF_INVERTED) &&
+                    obj.has(CONF_MARQUEE) &&
+                    obj.has(CONF_FLASH) &&
+                    obj.has(CONF_MODE) &&
+                    obj.has(CONF_SPEED)
         } catch (e: Exception) {
             false
         }