fix: actually get all creature_movement

for some reason, previous approach was only getting me 1 entry

lib/behavior/wander.ex

@@ -1,8 +1,6 @@
 defmodule ThistleTea.WanderBehavior do
   use GenServer
-
   alias ThistleTea.Pathfinding
-
   require Logger
 
   def start_link(initial) do

lib/spatial_hash.ex

@@ -2,6 +2,11 @@ defmodule SpatialHash do
   @cell_size 125
   # TODO: benchmark different cell sizes
 
+  # TODO: benchmark some different options:
+  # - :write_concurrency
+  # - :read_concurrency
+  # - :decentralized_counters
+  # - :compressed: doesn't seem worth it, since data is small
   def setup_tables do
     :ets.new(:players, [:named_table, :public, :duplicate_bag])
     :ets.new(:mobs, [:named_table, :public, :duplicate_bag])

lib/state/mobsupervisor.ex

@@ -17,14 +17,28 @@ defmodule ThistleTea.MobSupervisor do
       from(c in Creature,
         join: ct in assoc(c, :creature_template),
         left_join: cm in assoc(c, :creature_movement),
-        preload: [creature_template: ct, creature_movement: cm],
         where: c.modelid != 0,
-        select: c
+        select: {c, ct, cm}
       )
 
     children =
       Mangos.all(query)
-      |> Enum.map(fn creature ->
+      # workaround since this wasn't working in ecto
+      |> Enum.group_by(fn {%{guid: guid}, _, _} -> guid end)
+      |> Enum.map(fn {_, entries} ->
+        {creature, creature_template, _} = List.first(entries)
+
+        movements =
+          entries
+          |> Enum.map(fn {_, _, cm} -> cm end)
+          |> Enum.filter(fn cm -> cm end)
+
+        creature = %Creature{
+          creature
+          | creature_template: creature_template,
+            creature_movement: movements
+        }
+
         %{
           id: {ThistleTea.Mob, creature.guid},
           start: {ThistleTea.Mob, :start_link, [creature]}