Base Weapons

Place in world, pick up and drop working on multiplayer

level/scripts/base_weapon.gd

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+extends Node3D
+class_name BaseWeapon
+
+## Base class for equipped weapons
+## Attached to player's hand via BoneAttachment3D
+## Provides common weapon functionality and stats
+
+signal attack_performed()
+
+@export var weapon_data: WeaponData
+
+# Runtime references
+var owner_character: Character = null
+var _mesh_instance: Node3D = null
+var _attack_timer: float = 0.0
+
+func _ready():
+	if weapon_data and weapon_data.mesh_scene:
+		_spawn_mesh()
+
+func _process(delta):
+	if _attack_timer > 0:
+		_attack_timer -= delta
+
+## Spawn the visual mesh for this weapon
+func _spawn_mesh():
+	# Remove old mesh if exists
+	if _mesh_instance:
+		_mesh_instance.queue_free()
+
+	# Instantiate new mesh
+	_mesh_instance = weapon_data.mesh_scene.instantiate()
+	add_child(_mesh_instance)
+
+## Perform an attack with this weapon
+## Called by the character who owns this weapon
+func perform_attack() -> bool:
+	if not weapon_data or not owner_character:
+		return false
+
+	# Check cooldown
+	if _attack_timer > 0:
+		return false
+
+	_attack_timer = weapon_data.attack_cooldown
+
+	# Play attack animation on owner
+	if owner_character._body:
+		owner_character._body.play_attack()
+
+	# Find targets in range
+	_find_and_damage_targets()
+
+	attack_performed.emit()
+	return true
+
+## Find targets in range and apply damage
+func _find_and_damage_targets():
+	if not owner_character:
+		return
+
+	# Check if the owner character has authority (not this node)
+	if not owner_character.is_multiplayer_authority():
+		return
+
+	var space_state = get_world_3d().direct_space_state
+	var query = PhysicsShapeQueryParameters3D.new()
+	var sphere = SphereShape3D.new()
+	sphere.radius = weapon_data.attack_range
+	query.shape = sphere
+	query.transform = global_transform
+	query.collision_mask = 1  # Player layer
+
+	var results = space_state.intersect_shape(query)
+
+	for result in results:
+		var hit_body = result["collider"]
+		if hit_body != owner_character and hit_body is BaseUnit:
+			var attacker_id = multiplayer.get_unique_id()
+
+			# If we're the server, apply damage directly
+			if multiplayer.is_server():
+				owner_character._server_apply_damage(hit_body.name, weapon_data.damage, attacker_id)
+			else:
+				# Otherwise, request server to apply damage
+				owner_character.rpc_id(1, "_server_apply_damage", hit_body.name, weapon_data.damage, attacker_id)
+			break  # Only hit one target per attack
+
+## Check if weapon can attack
+func can_attack() -> bool:
+	return _attack_timer <= 0
+
+## Set the character who owns this weapon
+func set_owner_character(character: Character):
+	owner_character = character
+
+## Get weapon stats
+func get_damage() -> float:
+	return weapon_data.damage if weapon_data else 0.0
+
+func get_range() -> float:
+	return weapon_data.attack_range if weapon_data else 0.0
+
+func get_cooldown() -> float:
+	return weapon_data.attack_cooldown if weapon_data else 0.0