From 5bd0dcd564e377cbcd3ef956208acc4bddb6d0a1 Mon Sep 17 00:00:00 2001
From: biroder <107300789+biroder@users.noreply.github.com>
Date: Fri, 3 Mar 2023 17:46:00 +0200
Subject: [PATCH] DocumentsProvider refreshing after changing files (#197)

* DocumentsProvider refreshing after changing files

* Add a flags for notifyChange function
---
 .../DoukutsuDocumentsProvider.java            | 38 +++++++++++++++++--
 1 file changed, 34 insertions(+), 4 deletions(-)

diff --git a/app/app/src/main/java/io/github/doukutsu_rs/DoukutsuDocumentsProvider.java b/app/app/src/main/java/io/github/doukutsu_rs/DoukutsuDocumentsProvider.java
index d06b8fc..9802e54 100644
--- a/app/app/src/main/java/io/github/doukutsu_rs/DoukutsuDocumentsProvider.java
+++ b/app/app/src/main/java/io/github/doukutsu_rs/DoukutsuDocumentsProvider.java
@@ -1,11 +1,14 @@
 package io.github.doukutsu_rs;
 
+import android.content.ContentResolver;
 import android.database.Cursor;
 import android.database.MatrixCursor;
 import android.database.MatrixCursor.RowBuilder;
+import android.net.Uri;
 import android.os.Build;
 import android.os.CancellationSignal;
 import android.os.ParcelFileDescriptor;
+import android.provider.DocumentsContract;
 import android.provider.DocumentsContract.Document;
 import android.provider.DocumentsContract.Root;
 import android.provider.DocumentsProvider;
@@ -98,7 +101,9 @@ public class DoukutsuDocumentsProvider extends DocumentsProvider {
                 pushFile(result, file);
             }
         }
-
+        
+        result.setNotificationUri(getContext().getContentResolver(), DocumentsContract.buildDocumentUri(BuildConfig.DOCUMENTS_AUTHORITY, parentDocumentId));
+        
         return result;
     }
 
@@ -137,7 +142,16 @@ public class DoukutsuDocumentsProvider extends DocumentsProvider {
         } catch (IOException e) {
             throw new FileNotFoundException("Couldn't create file: " + e.getMessage());
         }
-
+        
+        Uri uri = DocumentsContract.buildDocumentUri(BuildConfig.DOCUMENTS_AUTHORITY, file.getParent());
+        
+        if (SDK_INT >= Build.VERSION_CODES.R) {
+            getContext().getContentResolver().notifyChange(uri, null, ContentResolver.NOTIFY_INSERT);
+        } else {
+            getContext().getContentResolver().notifyChange(uri, null);
+        }
+        
+        
         return file.getAbsolutePath();
     }
 
@@ -150,8 +164,15 @@ public class DoukutsuDocumentsProvider extends DocumentsProvider {
         }
 
         deleteRecursive(file);
-        // todo refresh this shit
-        // getContext().getContentResolver().refresh()
+        
+        
+        Uri uri = DocumentsContract.buildDocumentUri(BuildConfig.DOCUMENTS_AUTHORITY, file.getParent());
+       
+        if (SDK_INT >= Build.VERSION_CODES.R) {
+            getContext().getContentResolver().notifyChange(uri, null, ContentResolver.NOTIFY_DELETE);
+        } else {
+            getContext().getContentResolver().notifyChange(uri, null);
+        }
     }
 
     @Override
@@ -201,6 +222,15 @@ public class DoukutsuDocumentsProvider extends DocumentsProvider {
             throw new FileNotFoundException(e.getMessage());
         }
 
+
+        Uri uri = DocumentsContract.buildDocumentUri(BuildConfig.DOCUMENTS_AUTHORITY, file.getParent());
+        
+        if (SDK_INT >= Build.VERSION_CODES.R) {
+            getContext().getContentResolver().notifyChange(uri, null, ContentResolver.NOTIFY_UPDATE);
+        } else {
+            getContext().getContentResolver().notifyChange(uri, null);
+        }
+        
         return newPath.getAbsolutePath();
     }