优化文件选择

app/src/main/java/io/legado/app/ui/book/read/config/BgTextConfigDialog.kt

@@ -27,6 +27,7 @@ import io.legado.app.lib.theme.bottomBackground
 import io.legado.app.lib.theme.getPrimaryTextColor
 import io.legado.app.lib.theme.getSecondaryTextColor
 import io.legado.app.ui.book.read.ReadBookActivityHelp
+import io.legado.app.ui.filechooser.FilePicker
 import io.legado.app.utils.*
 import kotlinx.android.synthetic.main.dialog_read_bg_text.*
 import kotlinx.android.synthetic.main.item_bg_image.view.*
@@ -147,10 +148,14 @@ class BgTextConfigDialog : BaseDialogFragment() {
             postEvent(EventBus.UP_CONFIG, false)
         }
         tv_import.onClick {
-
+            FilePicker.selectFile(
+                this@BgTextConfigDialog,
+                requestCodeImport,
+                allowExtensions = arrayOf("zip")
+            )
         }
         tv_export.onClick {
-
+            FilePicker.selectFolder(this@BgTextConfigDialog, requestCodeExport)
         }
     }
 
@@ -187,6 +192,10 @@ class BgTextConfigDialog : BaseDialogFragment() {
         }
     }
 
+    private fun exportConfig(uri: Uri) {
+
+    }
+
     override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
         super.onActivityResult(requestCode, resultCode, data)
         when (requestCode) {

app/src/main/java/io/legado/app/ui/book/source/manage/BookSourceActivity.kt

@@ -92,7 +92,6 @@ class BookSourceActivity : VMBaseActivity<BookSourceViewModel>(R.layout.activity
                 .selectFile(
                     this,
                     importRequestCode,
-                    type = arrayOf("text/*", "application/json"),
                     allowExtensions = arrayOf("txt", "json")
                 )
             R.id.menu_import_source_onLine -> showImportDialog()

app/src/main/java/io/legado/app/ui/filechooser/FilePicker.kt

@@ -92,8 +92,7 @@ object FilePicker {
         activity: BaseActivity,
         requestCode: Int,
         title: String = activity.getString(R.string.select_file),
-        type: Array<String>,
+        allowExtensions: Array<String>,
-        allowExtensions: Array<String>?,
         default: (() -> Unit)? = null
     ) {
         activity.alert(title = title) {
@@ -108,7 +107,10 @@ object FilePicker {
                     1 -> {
                         try {
                             val intent = createSelectFileIntent()
-                            intent.putExtra(Intent.EXTRA_MIME_TYPES, type)
+                            intent.putExtra(
+                                Intent.EXTRA_MIME_TYPES,
+                                typesOfExtensions(allowExtensions)
+                            )
                             activity.startActivityForResult(intent, requestCode)
                         } catch (e: java.lang.Exception) {
                             e.printStackTrace()
@@ -132,7 +134,6 @@ object FilePicker {
         fragment: Fragment,
         requestCode: Int,
         title: String = fragment.getString(R.string.select_file),
-        type: Array<String>,
         allowExtensions: Array<String>,
         default: (() -> Unit)? = null
     ) {
@@ -149,7 +150,10 @@ object FilePicker {
                         1 -> {
                             try {
                                 val intent = createSelectFileIntent()
-                                intent.putExtra(Intent.EXTRA_MIME_TYPES, type)
+                                intent.putExtra(
+                                    Intent.EXTRA_MIME_TYPES,
+                                    typesOfExtensions(allowExtensions)
+                                )
                                 fragment.startActivityForResult(intent, requestCode)
                             } catch (e: java.lang.Exception) {
                                 e.printStackTrace()
@@ -202,4 +206,16 @@ object FilePicker {
             }
             .request()
     }
+
+    private fun typesOfExtensions(allowExtensions: Array<String>): Array<String> {
+        val types = hashSetOf<String>()
+        allowExtensions.forEach {
+            when (it) {
+                "txt", "xml" -> types.add("text/*")
+                "zip" -> types.add("application/x-zip-compressed")
+                else -> types.add("application/$it")
+            }
+        }
+        return types.toTypedArray()
+    }
 }

app/src/main/java/io/legado/app/ui/replacerule/ReplaceRuleActivity.kt

@@ -168,7 +168,6 @@ class ReplaceRuleActivity : VMBaseActivity<ReplaceRuleViewModel>(R.layout.activi
                 .selectFile(
                     this,
                     importRequestCode,
-                    type = arrayOf("text/*", "application/json"),
                     allowExtensions = arrayOf("txt", "json")
                 )
             else -> if (item.groupId == R.id.replace_group) {

app/src/main/java/io/legado/app/ui/rss/source/manage/RssSourceActivity.kt

@@ -86,7 +86,6 @@ class RssSourceActivity : VMBaseActivity<RssSourceViewModel>(R.layout.activity_r
                 .selectFile(
                     this,
                     importRequestCode,
-                    type = arrayOf("text/*", "application/json"),
                     allowExtensions = arrayOf("txt", "json")
                 )
             R.id.menu_import_source_onLine -> showImportDialog()