Strickler: Fix undo command.

src/View/Stricklers/Table.py

@@ -48,6 +48,20 @@ _translate = QCoreApplication.translate
 
 
 class TableModel(PamhyrTableModel):
+    def get_true_data_row(self, row):
+        el = self._data.get(row)
+
+        return next(
+            map(
+                lambda e: e[0],
+                filter(
+                    lambda e: e[1] == el,
+                    enumerate(self._data._lst)
+                )
+            ), 0
+        )
+
+
     def data(self, index, role):
         if role != Qt.ItemDataRole.DisplayRole:
             return QVariant()
@@ -109,6 +123,8 @@ class TableModel(PamhyrTableModel):
     def add(self, row, parent=QModelIndex()):
         self.beginInsertRows(parent, row, row - 1)
 
+        row = self.get_true_data_row(row)
+
         self._undo.push(
             AddCommand(
                 self._data, row
@@ -123,7 +139,12 @@ class TableModel(PamhyrTableModel):
 
         self._undo.push(
             DelCommand(
-                self._data, rows
+                self._data, list(
+                    map(
+                        lambda r: self._data.get(r),
+                        rows
+                    )
+                )
             )
         )
 

src/View/Stricklers/UndoCommand.py

@@ -102,33 +102,29 @@ class AddCommand(QUndoCommand):
         self._new = None
 
     def undo(self):
-        self._data.delete_i([self._index])
+        self._new.set_as_deleted()
 
     def redo(self):
         if self._new is None:
             self._new = self._data.new(self._index)
         else:
-            self._data.undelete([self._new])
+            self._new.set_as_not_deleted()
-            # self._data.insert(self._index, self._new)
 
 
 class DelCommand(QUndoCommand):
-    def __init__(self, data, rows):
+    def __init__(self, data, lines):
         QUndoCommand.__init__(self)
 
         self._data = data
-        self._rows = rows
+        self._lines = lines
-
-        self._el = []
-        for row in rows:
-            self._el.append(self._data.get(row))
-        self._el.sort()
 
     def undo(self):
-        self._data.undelete(self._el)
+        for line in self._lines:
+            line.set_as_not_deleted()
 
     def redo(self):
-        self._data.delete(self._el)
+        for line in self._lines:
+            line.set_as_deleted()
 
 
 class SortCommand(QUndoCommand):