readerhighlight: edit highlighted text

frontend/apps/reader/modules/readerhighlight.lua

@@ -1015,7 +1015,7 @@ function ReaderHighlight:onShowHighlightDialog(page, index, is_auto_text)
         }
     }
 
-    if self.ui.rolling then
+    if self.ui.rolling and not self.view.highlight.saved[page][index].edited then
         local start_prev = "◁▒▒"
         local start_next = "▷▒▒"
         local end_prev = "▒▒◁"
@@ -1812,6 +1812,16 @@ function ReaderHighlight:onUnhighlight(bookmark_item)
     end
 end
 
+function ReaderHighlight:getHighlightByDatetime(datetime)
+    for page, highlights in pairs(self.view.highlight.saved) do
+        for _, highlight in ipairs(highlights) do
+            if highlight.datetime == datetime then
+                return highlight
+            end
+        end
+    end
+end
+
 function ReaderHighlight:getHighlightBookmarkItem()
     if self.hold_pos and not self.selected_text then
         self:highlightFromHoldPos()