fix a couple of errors, dont give polied players shields, dont let player arrows pop in and out of existance, fix poly players maybe not having movement after unpoly'ing

quant.ew/files/core/player_fns.lua

@@ -369,6 +369,9 @@ function player_fns.serialize_position(player_data)
     local x, y = EntityGetTransform(entity)
     local character_data = EntityGetFirstComponentIncludingDisabled(entity, "CharacterDataComponent")
     local character_platforming_comp = EntityGetFirstComponentIncludingDisabled(entity, "CharacterPlatformingComponent")
+    if character_data == nil or character_platforming_comp == nil then
+        return
+    end
     local vel_x, vel_y = ComponentGetValue2(character_data, "mVelocity")
 
     local c = CharacterPos{

quant.ew/files/system/player_arrows/player_arrows.lua

@@ -4,6 +4,8 @@ local gui = GuiCreate()
 
 local module = {}
 
+local last_coords = {}
+
 -- "Borrowed" from MK VIII QF 2-puntaa NAVAL-ASE in Noita discord server.
 -- https://discord.com/channels/453998283174576133/632303734877192192/1178002118368559175
 local function world2gui( x, y )
@@ -26,6 +28,9 @@ local function is_suitable_target(entity)
 end
 
 function module.on_world_update()
+    if EntityHasTag(ctx.my_player.entity, "polymorphed") then
+        return
+    end
     GuiStartFrame(gui)
 
     GuiZSet(gui, 10)
@@ -40,14 +45,16 @@ function module.on_world_update()
 
     local gui_id = 2
 
-    for _, player_data in pairs(ctx.players) do
-        if player_data.peer_id == ctx.my_id and is_suitable_target(player_data.entity) then
-            goto continue
-        end
-
+    for peer_id, player_data in pairs(ctx.players) do
         local px, py = EntityGetTransform(player_data.entity)
         if px == nil then
-            return
+            if last_coords[peer_id] == nil then
+                return
+            else
+                px, py = last_coords[peer_id]
+            end
+        else
+            last_coords[peer_id] = px, py
         end
         local player_dir_x = px - ccx
         local player_dir_y = py - ccy
@@ -98,7 +105,7 @@ function module.on_world_update()
             if player_data.status and not player_data.status.is_alive then
                 is_notplayer = true
             end
-            if not is_notplayer and EntityHasTag(player_data.entity,"polymorphed_player") then
+            if not is_notplayer and EntityGetIsAlive(player_data.entity) and EntityHasTag(player_data.entity, "polymorphed_player") then
                 goto continue
             end
             local x, y = world2gui(ccx+player_dir_x, ccy+player_dir_y)

quant.ew/files/system/polymorph/polymorph.lua

@@ -15,12 +15,16 @@ local function entity_changed()
     ctx.my_player.currently_polymorphed = currently_polymorphed
     if currently_polymorphed then
         local damage_model = EntityGetFirstComponentIncludingDisabled(ctx.my_player.entity, "DamageModelComponent")
-        ComponentSetValue2(damage_model, "wait_for_kill_flag_on_death", true)
+        if damage_model ~= nil then
+            ComponentSetValue2(damage_model, "wait_for_kill_flag_on_death", true)
+        end
 
         rpc.change_entity({data = np.SerializeEntity(ctx.my_player.entity)})
     else
         rpc.change_entity(nil)
         wandfinder.set_wands_after_poly()
+        local controls = EntityGetFirstComponentIncludingDisabled(ctx.my_player.entity, "ControlsComponent")
+        ComponentSetValue2(controls, "enabled", true)
     end
     ctx.hook.on_local_player_polymorphed(currently_polymorphed)
 end

quant.ew/files/system/spectator_helps/spectator_helps.lua

@@ -66,6 +66,10 @@ local function is_acceptable_help_target(spectating_over)
     if player_data.status == nil or not player_data.status.is_alive then
         return false
     end
+    -- No helping polied players
+    if EntityHasTag(player_data.entity, "polymorphed") then
+        return false
+    end
     return true
 end
 

quant.ew/init.lua

@@ -305,6 +305,9 @@ local function on_world_post_update_inner()
     GlobalsSetValue("ew_wand_fired", "0")
     if times_wand_fired > 0 then
         local inventory_component = EntityGetFirstComponentIncludingDisabled(ctx.my_player.entity, "Inventory2Component")
+        if inventory_component == nil then
+            return
+        end
         local last_switch = ComponentGetValue2(inventory_component, "mLastItemSwitchFrame")
         local switched_now = last_switch == GameGetFrameNum()