Support number keys for campaign save slots

src/game/scenes/CampScene.ts

@@ -10755,6 +10755,7 @@ export class CampScene extends Phaser.Scene {
     this.selectedVisitId = this.availableCampVisits()[0]?.id ?? campVisits[0].id;
     soundDirector.playMusic('militia-theme');
     this.input.keyboard?.on('keydown-ESC', () => this.handleEscapeKey());
+    this.input.keyboard?.on('keydown', (event: KeyboardEvent) => this.handleSaveSlotKey(event));
     loadBattleUiIcons(this, () => this.ensureCampAssets(() => this.drawCampScene()));
   }
 
@@ -11980,6 +11981,20 @@ export class CampScene extends Phaser.Scene {
     this.render();
   }
 
+  private handleSaveSlotKey(event: KeyboardEvent) {
+    if (this.saveSlotObjects.length === 0) {
+      return;
+    }
+
+    const slot = Number(event.key);
+    if (!Number.isInteger(slot) || slot < 1 || slot > campaignSaveSlotCount) {
+      return;
+    }
+
+    event.preventDefault();
+    this.saveCampToSlot(slot);
+  }
+
   private hideCampSaveSlotPanel() {
     this.saveSlotObjects.forEach((object) => object.destroy());
     this.saveSlotObjects = [];

src/game/scenes/TitleScene.ts

@@ -64,6 +64,7 @@ export class TitleScene extends Phaser.Scene {
     this.input.once('pointerdown', unlockAudio);
     this.input.keyboard?.once('keydown', unlockAudio);
     this.input.keyboard?.once('keydown-ENTER', () => this.activateDefaultMenuAction());
+    this.input.keyboard?.on('keydown', (event: KeyboardEvent) => this.handleSaveSlotKey(event));
     this.input.keyboard?.on('keydown-ESC', () => this.handleEscapeKey());
   }
 
@@ -525,14 +526,36 @@ export class TitleScene extends Phaser.Scene {
         background.setStrokeStyle(1, palette.gold, 0.42);
       });
       background.on('pointerdown', () => {
-        this.closeSaveSlotPanel();
-        this.continueGame(slot.slot);
+        this.activateSaveSlot(slot.slot);
       });
     }
 
     return row;
   }
 
+  private handleSaveSlotKey(event: KeyboardEvent) {
+    if (!this.saveSlotPanel) {
+      return;
+    }
+
+    const slot = Number(event.key);
+    if (!Number.isInteger(slot)) {
+      return;
+    }
+
+    event.preventDefault();
+    this.activateSaveSlot(slot);
+  }
+
+  private activateSaveSlot(slot: number) {
+    if (!listCampaignSaveSlots().some((summary) => summary.slot === slot && summary.exists)) {
+      return;
+    }
+
+    this.closeSaveSlotPanel();
+    this.continueGame(slot);
+  }
+
   private closeSaveSlotPanel() {
     this.saveSlotPanel?.destroy();
     this.saveSlotPanel = undefined;