From 6559cbe4c7ab84ba1223870a058eed0066d682fc Mon Sep 17 00:00:00 2001
From: jzitnik-dev <email@jzitnik.dev>
Date: Sun, 8 Feb 2026 18:03:08 +0100
Subject: [PATCH] feat: Requirements for game

---
 .../handlers/RoomChangeEventHandler.java      | 16 ++++++++++++++
 .../java/cz/jzitnik/client/game/GameRoom.java |  3 +++
 .../cz/jzitnik/client/game/Requirement.java   | 13 +++++++++++
 .../jzitnik/client/game/ResourceManager.java  | 17 +++++++++++++-
 .../client/game/items/types/ItemType.java     |  3 ++-
 .../jzitnik/client/game/items/types/Junk.java |  8 +++++++
 game/src/main/resources/setup/rooms.yaml      | 22 +++++++++----------
 7 files changed, 68 insertions(+), 14 deletions(-)
 create mode 100644 game/src/main/java/cz/jzitnik/client/game/Requirement.java
 create mode 100644 game/src/main/java/cz/jzitnik/client/game/items/types/Junk.java

diff --git a/game/src/main/java/cz/jzitnik/client/events/handlers/RoomChangeEventHandler.java b/game/src/main/java/cz/jzitnik/client/events/handlers/RoomChangeEventHandler.java
index 34a762b..7e56d27 100644
--- a/game/src/main/java/cz/jzitnik/client/events/handlers/RoomChangeEventHandler.java
+++ b/game/src/main/java/cz/jzitnik/client/events/handlers/RoomChangeEventHandler.java
@@ -7,6 +7,7 @@ import cz.jzitnik.client.events.RoomChangeEvent;
 import cz.jzitnik.client.events.SendSocketMessageEvent;
 import cz.jzitnik.client.game.GameRoom;
 import cz.jzitnik.client.game.GameState;
+import cz.jzitnik.client.game.Requirement;
 import cz.jzitnik.common.models.coordinates.RoomCords;
 import cz.jzitnik.client.utils.events.AbstractEventHandler;
 import cz.jzitnik.client.utils.events.EventManager;
@@ -14,6 +15,7 @@ import cz.jzitnik.client.utils.roomtasks.RoomTaskScheduler;
 import cz.jzitnik.common.socket.messages.room.MovePlayerRoom;
 import lombok.extern.slf4j.Slf4j;
 
+import java.util.Arrays;
 import java.util.concurrent.Executors;
 import java.util.concurrent.ScheduledExecutorService;
 import java.util.concurrent.TimeUnit;
@@ -45,6 +47,20 @@ public class RoomChangeEventHandler extends AbstractEventHandler<RoomChangeEvent
             return;
         }
 
+        if (newRoom.getRequirement() != null) {
+            Requirement requirement = newRoom.getRequirement();
+            String itemType = requirement.itemType();
+            if (Arrays.stream(gameState.getPlayer().getInventory()).noneMatch(item -> {
+                if (item == null) {
+                    return false;
+                }
+
+                return item.getType().getItemType().getSimpleName().equals(itemType);
+            })) {
+                return;
+            }
+        }
+
         switch (event.door()) {
             case LEFT -> playerCords.updateCords(155, playerCords.getY());
             case RIGHT -> playerCords.updateCords(30, playerCords.getY());
diff --git a/game/src/main/java/cz/jzitnik/client/game/GameRoom.java b/game/src/main/java/cz/jzitnik/client/game/GameRoom.java
index d73205a..3bf4625 100644
--- a/game/src/main/java/cz/jzitnik/client/game/GameRoom.java
+++ b/game/src/main/java/cz/jzitnik/client/game/GameRoom.java
@@ -34,6 +34,9 @@ public class GameRoom {
     @JsonIgnore
     private final List<RoomPart> colliders = new ArrayList<>();
 
+    @JsonProperty("requirement")
+    private Requirement requirement;
+
     private GameRoom left;
     private GameRoom right;
     private GameRoom up;
diff --git a/game/src/main/java/cz/jzitnik/client/game/Requirement.java b/game/src/main/java/cz/jzitnik/client/game/Requirement.java
new file mode 100644
index 0000000..3f41071
--- /dev/null
+++ b/game/src/main/java/cz/jzitnik/client/game/Requirement.java
@@ -0,0 +1,13 @@
+package cz.jzitnik.client.game;
+
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+public record Requirement(String itemType) {
+    @JsonCreator
+    public Requirement(
+            @JsonProperty("item") String itemType
+    ) {
+        this.itemType = itemType;
+    }
+}
diff --git a/game/src/main/java/cz/jzitnik/client/game/ResourceManager.java b/game/src/main/java/cz/jzitnik/client/game/ResourceManager.java
index abf3a37..b03cc3b 100644
--- a/game/src/main/java/cz/jzitnik/client/game/ResourceManager.java
+++ b/game/src/main/java/cz/jzitnik/client/game/ResourceManager.java
@@ -36,8 +36,23 @@ public class ResourceManager {
 
         APPLE("food/apple.png"),
 
-        DOORS("rooms/doors.png"),
+        // TEMP TEXTURES JUST TO GET THE GAME WORKING
+        OLD_MAN("player/front.png"),
+        KEY_KEEPER("player/front.png"),
+        CAVE_BEAST("player/front.png"),
+        BLIND_HUNTER("player/front.png"),
+        ZOMBIE("player/front.png"),
 
+        RUSTY_SWORD("tools/wooden_sword.png"),
+        AXE("tools/wooden_sword.png"),
+        DAGGER("tools/wooden_sword.png"),
+        BREAD("food/apple.png"),
+        ROCK("food/apple.png"),
+        KEY("food/apple.png"),
+        BOSS_SKIN("tools/wooden_sword.png"),
+
+        // UI
+        DOORS("rooms/doors.png"),
         STAMINA("ui/stamina.png"),
         HEART("ui/heart.png");
 
diff --git a/game/src/main/java/cz/jzitnik/client/game/items/types/ItemType.java b/game/src/main/java/cz/jzitnik/client/game/items/types/ItemType.java
index 0a5610e..7bbfcef 100644
--- a/game/src/main/java/cz/jzitnik/client/game/items/types/ItemType.java
+++ b/game/src/main/java/cz/jzitnik/client/game/items/types/ItemType.java
@@ -11,7 +11,8 @@ import cz.jzitnik.client.game.items.types.weapons.Sword;
 )
 @JsonSubTypes({
         @JsonSubTypes.Type(value = Food.class, name = "food"),
-        @JsonSubTypes.Type(value = Sword.class, name = "weapon_sword")
+        @JsonSubTypes.Type(value = Sword.class, name = "weapon_sword"),
+        @JsonSubTypes.Type(value = Junk.class, name = "junk")
 })
 public interface ItemType<T> {
     Class<T> getItemType();
diff --git a/game/src/main/java/cz/jzitnik/client/game/items/types/Junk.java b/game/src/main/java/cz/jzitnik/client/game/items/types/Junk.java
new file mode 100644
index 0000000..9c45fa3
--- /dev/null
+++ b/game/src/main/java/cz/jzitnik/client/game/items/types/Junk.java
@@ -0,0 +1,8 @@
+package cz.jzitnik.client.game.items.types;
+
+public class Junk implements ItemType<Junk> {
+    @Override
+    public Class<Junk> getItemType() {
+        return Junk.class;
+    }
+}
diff --git a/game/src/main/resources/setup/rooms.yaml b/game/src/main/resources/setup/rooms.yaml
index 836595c..d8abc62 100644
--- a/game/src/main/resources/setup/rooms.yaml
+++ b/game/src/main/resources/setup/rooms.yaml
@@ -54,11 +54,11 @@
   texture: "ROOM1"
   objects:
     - objectType: "chest"
-      cords: { x: 100, y: 45 }
+      cords: { x: 140, y: 45 }
       items:
         - id: 1
           name: "Dagger"
-          type: { name: "weapon_dagger", dealDamage: 2, attackCooldownMs: 300 }
+          type: { name: "weapon_sword", dealDamage: 2, attackCooldownMs: 300 } # TODO: Make it dagger
           texture: "DAGGER"
         - id: 2
           name: "Bread"
@@ -69,15 +69,13 @@
           type: { name: "junk" }
           texture: "ROCK"
   colliders:
-    - start: { x: 100, y: 45 }
-      end: { x: 140, y: 67 }
+    - start: { x: 140, y: 45 }
+      end: { x: 180, y: 67 }
   west: "spawn"
   east: "filler_1"
   north: "klicnik"
   south: "filler_south_1"
 
-
-
 # =========================
 # KEY KEEPER (QUEST NPC)
 # =========================
@@ -134,7 +132,7 @@
       itemsDrops:
         - id: 200
           name: "Beast Skin"
-          type: { name: "quest_item_boss_skin" }
+          type: { name: "junk" }
           texture: "BOSS_SKIN"
       tasks:
         - type: "following_player"
@@ -155,12 +153,12 @@
 # FINAL ROOM / EXIT
 # =========================
 - id: "final_room"
-  texture: "ROOM_EXIT"
+  texture: "ROOM1"
   requirement:
     item: "quest_item_final_key"
-  objects:
-    - objectType: "exit"
-      cords: { x: 140, y: 40 }
+  #objects:
+  #  - objectType: "exit"
+  #    cords: { x: 140, y: 40 }
   west: null
   east: null
   north: null
@@ -235,7 +233,7 @@
       items:
         - id: 7
           name: "Axe"
-          type: { name: "weapon_axe", dealDamage: 4, attackCooldownMs: 800 }
+          type: { name: "weapon_sword", dealDamage: 4, attackCooldownMs: 800 } # TODO: Make it an axe
           texture: "AXE"
         - id: 8
           name: "Apple"