In 8.x, fix map ID display on world map

Other.lua

@@ -202,12 +202,16 @@ end)
 -- World Map
 --
 
-hooksecurefunc("WorldMapFrame_UpdateMap", function()
-    local frame = WorldMapDetailFrame
-    local display = frame._alltheid_display
-    if not frame._alltheid_display then
-        display = frame:CreateFontString(nil, "OVERLAY")
-        frame._alltheid_display = display
+hooksecurefunc(WorldMapFrame, "OnMapChanged", function(self)
+    local display = self._alltheid_display
+    if not self._alltheid_display then
+        -- create a frame that sits on top of map
+        local displayFrame = CreateFrame("FRAME", nil, WorldMapFrame.ScrollContainer)
+        displayFrame:SetAllPoints()
+
+        -- create text
+        display = displayFrame:CreateFontString(nil, "OVERLAY")
+        self._alltheid_display = display
         display:SetFontObject(GameFontHighlightLeft)
         display:SetJustifyH("LEFT")
         display:SetHeight(24)
@@ -215,5 +219,5 @@ hooksecurefunc("WorldMapFrame_UpdateMap", function()
         display:SetPoint("BOTTOMLEFT")
     end
 
-    display:SetText(addon:IDLine("Map", GetCurrentMapAreaID(), "Continent", GetCurrentMapContinent()))
+    display:SetText(addon:IDLine("Map", self:GetMapID()))
 end)