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update gap in database when deleting status 

closes sk22#898
This commit is contained in:
sk 2023-10-27 17:19:59 +02:00
parent 375b5b3133
commit a18a4383e5
1 changed files with 22 additions and 1 deletions
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23
mastodon/src/main/java/org/joinmastodon/android/api/CacheController.java
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@ -273,7 +273,28 @@ public class CacheController{
public void deleteStatus(String id){
runOnDbThread((db)->{
// TODO: set previous status's hasGapAfter flag if the deleted status hasGapAfter
String gapId=null;
int gapFlags=0;
// select to-be-removed and newer row
try(Cursor cursor=db.query("home_timeline", new String[]{"id", "flags"}, "`time`>=(SELECT `time` FROM `home_timeline` WHERE `id`=?)", new String[]{id}, null, null, "`time` ASC", "2")){
boolean hadGapAfter=false;
// always either one or two iterations (only one if there's no newer post)
while(cursor.moveToNext()){
String currentId=cursor.getString(0);
int currentFlags=cursor.getInt(1);
if(currentId.equals(id)){
hadGapAfter=((currentFlags & POST_FLAG_GAP_AFTER)!=0);
}else if(hadGapAfter){
gapFlags=currentFlags|POST_FLAG_GAP_AFTER;
gapId=currentId;
}
}
}
if(gapId!=null){
ContentValues values=new ContentValues();
values.put("flags", gapFlags);
db.update("home_timeline", values, "`id`=?", new String[]{gapId});
}
db.delete("home_timeline", "`id`=?", new String[]{id});
});
}