17 files changed, 26 insertions, 25 deletions

diff --git a/api/src/main/java/market/guess/api/MarketStateDTO.java b/api/src/main/java/market/guess/api/MarketStateDTO.java
index 1f7e79b..da2fff0 100644
--- a/api/src/main/java/market/guess/api/MarketStateDTO.java
+++ b/api/src/main/java/market/guess/api/MarketStateDTO.java
@@ -1,6 +1,7 @@
 package market.guess.api;
 
 import java.util.List;
+import market.guess.model.event.MechanismType;
 
 public record MarketStateDTO(
     String eventKey,
diff --git a/api/src/main/java/market/guess/api/CommissionTiming.java b/api/src/main/java/market/guess/model/event/CommissionTiming.java
index 29861e3..fff8b6b 100644
--- a/api/src/main/java/market/guess/api/CommissionTiming.java
+++ b/api/src/main/java/market/guess/model/event/CommissionTiming.java
@@ -1,4 +1,4 @@
-package market.guess.api;
+package market.guess.model.event;
 
 public enum CommissionTiming {
   ON_CLOSE,
diff --git a/api/src/main/java/market/guess/model/event/EventSummaryDTO.java b/api/src/main/java/market/guess/model/event/EventSummaryDTO.java
index 1595f81..42762c2 100644
--- a/api/src/main/java/market/guess/model/event/EventSummaryDTO.java
+++ b/api/src/main/java/market/guess/model/event/EventSummaryDTO.java
@@ -1,8 +1,6 @@
 package market.guess.model.event;
 
 import java.util.List;
-import market.guess.api.CommissionTiming;
-import market.guess.api.MechanismType;
 
 public record EventSummaryDTO(
     String key,
diff --git a/api/src/main/java/market/guess/api/MechanismType.java b/api/src/main/java/market/guess/model/event/MechanismType.java
index f478041..6063881 100644
--- a/api/src/main/java/market/guess/api/MechanismType.java
+++ b/api/src/main/java/market/guess/model/event/MechanismType.java
@@ -1,4 +1,4 @@
-package market.guess.api;
+package market.guess.model.event;
 
 public enum MechanismType {
   LMSR,
diff --git a/service/src/main/java/market/guess/service/catalog/infrastructure/adapter/EventDeserializer.java b/service/src/main/java/market/guess/service/catalog/infrastructure/adapter/EventDeserializer.java
index 69a8447..e40d633 100644
--- a/service/src/main/java/market/guess/service/catalog/infrastructure/adapter/EventDeserializer.java
+++ b/service/src/main/java/market/guess/service/catalog/infrastructure/adapter/EventDeserializer.java
@@ -7,7 +7,7 @@ import com.google.gson.JsonParseException;
 import com.google.gson.reflect.TypeToken;
 import java.lang.reflect.Type;
 import java.util.List;
-import market.guess.api.CommissionTiming;
+import market.guess.model.event.CommissionTiming;
 import market.guess.model.event.EventStatus;
 import market.guess.service.domain.Event;
 import market.guess.service.domain.Market;
@@ -45,7 +45,9 @@ public final class EventDeserializer implements JsonDeserializer<Event> {
         obj.get("runningId").getAsInt(),
         trades,
         context.deserialize(obj.get("state"), EventStatus.class),
-        winningOptionKey == null || winningOptionKey.isJsonNull() ? null : winningOptionKey.getAsString(),
+        winningOptionKey == null || winningOptionKey.isJsonNull()
+            ? null
+            : winningOptionKey.getAsString(),
         obj.get("settlementCommission").getAsBigDecimal());
   }
 }
diff --git a/service/src/main/java/market/guess/service/catalog/infrastructure/adapter/TradingMechanismAdapter.java b/service/src/main/java/market/guess/service/catalog/infrastructure/adapter/TradingMechanismAdapter.java
index ac3da8b..1fa2b9a 100644
--- a/service/src/main/java/market/guess/service/catalog/infrastructure/adapter/TradingMechanismAdapter.java
+++ b/service/src/main/java/market/guess/service/catalog/infrastructure/adapter/TradingMechanismAdapter.java
@@ -7,14 +7,14 @@ import com.google.gson.JsonParseException;
 import com.google.gson.JsonSerializationContext;
 import com.google.gson.JsonSerializer;
 import java.lang.reflect.Type;
-import market.guess.api.MechanismType;
+import market.guess.model.event.MechanismType;
 import market.guess.service.mechanism.LmsrTradingMechanism;
 import market.guess.service.mechanism.OrderBookTradingMechanism;
 import market.guess.service.mechanism.TradingMechanism;
 
 /**
- * TradingMechanism is a sealed interface, so Gson can't tell which implementation to build from
- * the JSON alone; this tags the JSON with a type discriminator and dispatches on it.
+ * TradingMechanism is a sealed interface, so Gson can't tell which implementation to build from the
+ * JSON alone; this tags the JSON with a type discriminator and dispatches on it.
  */
 public final class TradingMechanismAdapter
     implements JsonSerializer<TradingMechanism>, JsonDeserializer<TradingMechanism> {
diff --git a/service/src/main/java/market/guess/service/catalog/infrastructure/mapper/v1/EventMapperV1.java b/service/src/main/java/market/guess/service/catalog/infrastructure/mapper/v1/EventMapperV1.java
index b9c43bb..fa1c5ab 100644
--- a/service/src/main/java/market/guess/service/catalog/infrastructure/mapper/v1/EventMapperV1.java
+++ b/service/src/main/java/market/guess/service/catalog/infrastructure/mapper/v1/EventMapperV1.java
@@ -2,7 +2,7 @@ package market.guess.service.catalog.infrastructure.mapper.v1;
 
 import java.util.ArrayList;
 import java.util.List;
-import market.guess.api.CommissionTiming;
+import market.guess.model.event.CommissionTiming;
 import market.guess.model.event.EventStatus;
 import market.guess.service.catalog.infrastructure.mapper.Mapper;
 import market.guess.service.catalog.model.v1.GMEvent;
diff --git a/service/src/main/java/market/guess/service/catalog/infrastructure/mapper/v2/EventMapperV2.java b/service/src/main/java/market/guess/service/catalog/infrastructure/mapper/v2/EventMapperV2.java
index 82455f1..bcdce94 100644
--- a/service/src/main/java/market/guess/service/catalog/infrastructure/mapper/v2/EventMapperV2.java
+++ b/service/src/main/java/market/guess/service/catalog/infrastructure/mapper/v2/EventMapperV2.java
@@ -2,7 +2,7 @@ package market.guess.service.catalog.infrastructure.mapper.v2;
 
 import java.util.ArrayList;
 import java.util.List;
-import market.guess.api.CommissionTiming;
+import market.guess.model.event.CommissionTiming;
 import market.guess.model.event.EventStatus;
 import market.guess.service.catalog.infrastructure.mapper.Mapper;
 import market.guess.service.catalog.model.v2.GMEvent;
diff --git a/service/src/main/java/market/guess/service/domain/Event.java b/service/src/main/java/market/guess/service/domain/Event.java
index e1b366e..1e17457 100644
--- a/service/src/main/java/market/guess/service/domain/Event.java
+++ b/service/src/main/java/market/guess/service/domain/Event.java
@@ -4,10 +4,10 @@ import java.math.BigDecimal;
 import java.time.Instant;
 import java.util.ArrayList;
 import java.util.List;
-import market.guess.api.CommissionTiming;
 import market.guess.api.MarketDTO;
 import market.guess.api.MarketStateDTO;
 import market.guess.api.TradeRowDTO;
+import market.guess.model.event.CommissionTiming;
 import market.guess.model.event.EventStatus;
 import market.guess.model.event.EventSummaryDTO;
 import market.guess.model.ledger.LedgerType;
diff --git a/service/src/main/java/market/guess/service/fulfillment/LocalFulfillmentContext.java b/service/src/main/java/market/guess/service/fulfillment/LocalFulfillmentContext.java
index cbbfafd..d1006bc 100644
--- a/service/src/main/java/market/guess/service/fulfillment/LocalFulfillmentContext.java
+++ b/service/src/main/java/market/guess/service/fulfillment/LocalFulfillmentContext.java
@@ -3,7 +3,7 @@ package market.guess.service.fulfillment;
 import java.math.BigDecimal;
 import java.util.ArrayList;
 import java.util.List;
-import market.guess.api.CommissionTiming;
+import market.guess.model.event.CommissionTiming;
 import market.guess.model.ledger.LedgerType;
 import market.guess.service.domain.Order;
 import market.guess.service.domain.Trade;
diff --git a/service/src/main/java/market/guess/service/mechanism/LmsrTradingMechanism.java b/service/src/main/java/market/guess/service/mechanism/LmsrTradingMechanism.java
index 981e733..c133ac7 100644
--- a/service/src/main/java/market/guess/service/mechanism/LmsrTradingMechanism.java
+++ b/service/src/main/java/market/guess/service/mechanism/LmsrTradingMechanism.java
@@ -5,7 +5,7 @@ import java.time.Clock;
 import java.time.Instant;
 import java.util.Arrays;
 import java.util.List;
-import market.guess.api.MechanismType;
+import market.guess.model.event.MechanismType;
 import market.guess.service.domain.Event;
 import market.guess.service.domain.Market;
 import market.guess.service.domain.Trade;
diff --git a/service/src/main/java/market/guess/service/mechanism/OrderBookTradingMechanism.java b/service/src/main/java/market/guess/service/mechanism/OrderBookTradingMechanism.java
index fd03750..ba88d06 100644
--- a/service/src/main/java/market/guess/service/mechanism/OrderBookTradingMechanism.java
+++ b/service/src/main/java/market/guess/service/mechanism/OrderBookTradingMechanism.java
@@ -5,7 +5,7 @@ import java.math.RoundingMode;
 import java.time.Instant;
 import java.util.ArrayList;
 import java.util.List;
-import market.guess.api.MechanismType;
+import market.guess.model.event.MechanismType;
 import market.guess.service.domain.Event;
 import market.guess.service.domain.Market;
 import market.guess.service.domain.Trade;
diff --git a/service/src/main/java/market/guess/service/mechanism/TradingMechanism.java b/service/src/main/java/market/guess/service/mechanism/TradingMechanism.java
index 30d076d..90e696d 100644
--- a/service/src/main/java/market/guess/service/mechanism/TradingMechanism.java
+++ b/service/src/main/java/market/guess/service/mechanism/TradingMechanism.java
@@ -3,7 +3,7 @@ package market.guess.service.mechanism;
 import java.math.BigDecimal;
 import java.time.Instant;
 import java.util.List;
-import market.guess.api.MechanismType;
+import market.guess.model.event.MechanismType;
 import market.guess.service.domain.Event;
 import market.guess.service.domain.Market;
 import market.guess.service.domain.Trade;
diff --git a/service/src/main/java/market/guess/service/settlement/LocalSettlementContext.java b/service/src/main/java/market/guess/service/settlement/LocalSettlementContext.java
index f6e9b67..d970b03 100644
--- a/service/src/main/java/market/guess/service/settlement/LocalSettlementContext.java
+++ b/service/src/main/java/market/guess/service/settlement/LocalSettlementContext.java
@@ -2,7 +2,7 @@ package market.guess.service.settlement;
 
 import java.math.BigDecimal;
 import java.util.HashMap;
-import market.guess.api.CommissionTiming;
+import market.guess.model.event.CommissionTiming;
 import market.guess.model.event.EventStatus;
 import market.guess.model.ledger.LedgerType;
 import market.guess.service.domain.Event;
@@ -20,6 +20,7 @@ public final class LocalSettlementContext implements SettlementContext {
   public BigDecimal settle(Event event, String winningOptionKey) {
     event.setWinningOptionKey(winningOptionKey);
 
+    // TODO: abstract the commission charge away
     var chargeCommission = event.getCommissionTiming() == CommissionTiming.ON_CLOSE;
     var rate = BigDecimal.valueOf(event.getCommissionPercent()).divide(BigDecimal.valueOf(100));
     var winningOption = event.getOption(winningOptionKey);
@@ -40,8 +41,7 @@ public final class LocalSettlementContext implements SettlementContext {
       var net = gross.subtract(commission);
 
       ledger.credit(entry.getKey(), LedgerType.PAYOUT, net, "Payout: " + winningOption.getName());
-      ledger.debit(
-          event.getLedger(), LedgerType.PAYOUT, net, "Payout: " + winningOption.getName());
+      ledger.debit(event.getLedger(), LedgerType.PAYOUT, net, "Payout: " + winningOption.getName());
       event.addSettlementCommission(commission);
       totalPayout = totalPayout.add(net);
     }
diff --git a/service/src/test/java/market/guess/service/Ex1FullTest.java b/service/src/test/java/market/guess/service/Ex1FullTest.java
index 6718142..38d21c2 100644
--- a/service/src/test/java/market/guess/service/Ex1FullTest.java
+++ b/service/src/test/java/market/guess/service/Ex1FullTest.java
@@ -7,7 +7,7 @@ import java.nio.file.Files;
 import java.nio.file.Path;
 import java.time.Instant;
 import java.util.List;
-import market.guess.api.CommissionTiming;
+import market.guess.model.event.CommissionTiming;
 import market.guess.model.event.EventStatus;
 import market.guess.service.catalog.LocalCatalogContext;
 import market.guess.service.catalog.infrastructure.MarketContext;
@@ -18,9 +18,7 @@ import market.guess.service.catalog.infrastructure.repository.InMemoryEventRepos
 import market.guess.service.catalog.infrastructure.repository.InMemoryUserRepository;
 import market.guess.service.domain.Event;
 import market.guess.service.domain.Market;
-import market.guess.service.domain.User;
 import market.guess.service.fulfillment.LocalFulfillmentContext;
-import market.guess.service.helpers.BigDecimalOptions;
 import market.guess.service.ledger.LedgerContext;
 import market.guess.service.matching.LocalMatchingEngine;
 import market.guess.service.mechanism.LmsrTradingMechanism;
diff --git a/ui-console/src/main/java/market/guess/ui/console/command/EventDetailsMenuCommand.java b/ui-console/src/main/java/market/guess/ui/console/command/EventDetailsMenuCommand.java
index bdd3eb1..642ad78 100644
--- a/ui-console/src/main/java/market/guess/ui/console/command/EventDetailsMenuCommand.java
+++ b/ui-console/src/main/java/market/guess/ui/console/command/EventDetailsMenuCommand.java
@@ -1,6 +1,7 @@
 package market.guess.ui.console.command;
 
 import market.guess.api.CatalogContext;
+import market.guess.model.event.CommissionTiming;
 import market.guess.model.event.EventStatus;
 import market.guess.ui.console.io.InputProcessor;
 
@@ -65,7 +66,7 @@ public final class EventDetailsMenuCommand implements MenuCommand {
         "Commission:   %d%% (%s)"
             .formatted(
                 event.summary().commissionPercent(),
-                event.summary().commissionTiming() == market.guess.api.CommissionTiming.ON_CLOSE
+                event.summary().commissionTiming() == CommissionTiming.ON_CLOSE
                     ? "on-close"
                     : "on-purchase"));
     io.println("Status:       %s".formatted(event.summary().status()));
diff --git a/ui-console/src/main/java/market/guess/ui/console/command/ListEventsMenuCommand.java b/ui-console/src/main/java/market/guess/ui/console/command/ListEventsMenuCommand.java
index 01e93bd..3dfe662 100644
--- a/ui-console/src/main/java/market/guess/ui/console/command/ListEventsMenuCommand.java
+++ b/ui-console/src/main/java/market/guess/ui/console/command/ListEventsMenuCommand.java
@@ -1,7 +1,7 @@
 package market.guess.ui.console.command;
 
 import market.guess.api.CatalogContext;
-import market.guess.api.CommissionTiming;
+import market.guess.model.event.CommissionTiming;
 import market.guess.ui.console.io.InputProcessor;
 
 public final class ListEventsMenuCommand implements MenuCommand {
@@ -41,7 +41,8 @@ public final class ListEventsMenuCommand implements MenuCommand {
 
     for (var event : events) {
       io.newLine();
-      io.println("    [%d] %s (ID: %d)".formatted(event.displayId(), event.name(), event.displayId()));
+      io.println(
+          "    [%d] %s (ID: %d)".formatted(event.displayId(), event.name(), event.displayId()));
       io.println("        Description: %s".formatted(event.description()));
       io.println(
           "        Commission:  %d%% (%s)"