Improve new field naming

apps/champions/lib/champions/battle.ex

@@ -31,7 +31,7 @@ defmodule Champions.Battle do
          {:level_valid, true} <- {:level_valid, level_valid?(level, current_level_id, user)},
          units <- Units.get_selected_units(user_id),
          {:max_units_met, true} <- {:max_units_met, Enum.count(units) <= (level.max_units || @default_max_units)},
-         {:can_afford, true} <- {:can_afford, Currencies.can_afford(user_id, level.attempt_costs)} do
+         {:can_afford, true} <- {:can_afford, Currencies.can_afford(user_id, level.attempt_cost)} do
       units =
         if level.campaign.super_campaign.name == "Dungeon" do
           apply_buffs(units, user_id)
@@ -42,7 +42,7 @@ defmodule Champions.Battle do
       {:ok, response} =
         Multi.new()
         |> Multi.run(:substract_currencies, fn _repo, _changes ->
-          Currencies.substract_currencies(user_id, level.attempt_costs)
+          Currencies.substract_currencies(user_id, level.attempt_cost)
         end)
         |> Multi.run(:run_battle, fn _repo, _changes -> run_battle(user_id, level, units) end)
         |> Repo.transaction()

apps/game_backend/lib/game_backend/campaigns/level.ex

@@ -26,7 +26,7 @@ defmodule GameBackend.Campaigns.Level do
     has_many(:item_rewards, ItemReward)
     has_many(:unit_rewards, UnitReward)
 
-    embeds_many(:attempt_costs, CurrencyCost)
+    embeds_many(:attempt_cost, CurrencyCost)
     timestamps()
   end
 
@@ -38,7 +38,7 @@ defmodule GameBackend.Campaigns.Level do
     |> cast_assoc(:currency_rewards)
     |> cast_assoc(:item_rewards)
     |> cast_assoc(:unit_rewards)
-    |> cast_embed(:attempt_costs)
+    |> cast_embed(:attempt_cost)
     |> validate_required([:game_id, :level_number, :campaign_id])
   end
 end

apps/game_backend/priv/repo/migrations/20240514200245_add_currency_cost_to_levels.exs

@@ -3,7 +3,7 @@ defmodule GameBackend.Repo.Migrations.AddCurrencyCostToLevels do
 
   def change do
     alter table(:levels) do
-      add(:attempt_costs, {:array, :map})
+      add(:attempt_cost, {:array, :map})
     end
   end
 end

apps/gateway/lib/gateway/serialization/gateway.pb.ex

@@ -639,10 +639,10 @@ defmodule Gateway.Serialization.Level do
 
   field(:experience_reward, 6, type: :uint32, json_name: "experienceReward")
 
-  field(:attempt_costs, 7,
+  field(:attempt_cost, 7,
     repeated: true,
     type: Gateway.Serialization.CurrencyCost,
-    json_name: "attemptCosts"
+    json_name: "attemptCost"
   )
 end
 

apps/serialization/gateway.proto

@@ -298,7 +298,7 @@ syntax = "proto3";
     repeated Unit units = 4;
     repeated CurrencyReward currency_rewards = 5;
     uint32 experience_reward = 6;    
-    repeated CurrencyCost attempt_costs = 7;
+    repeated CurrencyCost attempt_cost = 7;
   }
 
   message CurrencyReward {