// Camera/Tests/FT_CameraSensitivity.ts

import { AC_Camera } from '#root/Camera/Components/AC_Camera.ts';
import { AC_InputDevice } from '#root/Input/Components/AC_InputDevice.ts';
import { AC_ToastSystem } from '#root/Toasts/Components/AC_ToastSystem.ts';
import { EFunctionalTestResult } from '#root/UE/EFunctionalTestResult.ts';
import { FunctionalTest } from '#root/UE/FunctionalTest.ts';
import { Vector } from '#root/UE/Vector.ts';

/**
 * Functional Test: Camera Sensitivity System
 * Tests device-specific sensitivity and device detection integration
 * Validates mouse vs gamepad sensitivity differences
 */
export class FT_CameraSensitivity extends FunctionalTest {
  // ════════════════════════════════════════════════════════════════════════════════════════
  //                                    GRAPHS
  // ════════════════════════════════════════════════════════════════════════════════════════

  // ────────────────────────────────────────────────────────────────────────────────────────
  // EventGraph
  // ────────────────────────────────────────────────────────────────────────────────────────

  /**
   * Test execution - validates sensitivity calculations
   * Tests device detection and appropriate sensitivity application
   */
  EventStartTest(): void {
    // Initialize system
    this.ToastSystemComponent.InitializeToastSystem();
    this.InputDeviceComponent.InitializeDeviceDetection(
      this.ToastSystemComponent
    );
    this.CameraComponent.InitializeCameraSystem(this.InputDeviceComponent);

    // Test 1: Verify sensitivity settings are loaded correctly
    const { MouseSensitivity: mouseSens, GamepadSensitivity: gamepadSens } =
      this.CameraComponent.CameraSettings;

    if (mouseSens > 0 && gamepadSens > 0) {
      // Test 2: Apply input and verify rotation occurs
      this.CameraComponent.ProcessLookInput(new Vector(1.0, 0.0, 0.0), 0.016);
      this.CameraComponent.UpdateCameraRotation(0.016);

      if (this.CameraComponent.GetCameraRotation().Yaw !== 0.0) {
        // Test 3: Verify IsCameraRotating() works with input
        this.CameraComponent.ProcessLookInput(new Vector(1.0, 1.0, 0.0), 0.016);
        if (this.CameraComponent.IsCameraRotating()) {
          // Test 4: Verify IsCameraRotating() resets with zero input
          this.CameraComponent.ProcessLookInput(
            new Vector(0.0, 0.0, 0.0),
            0.016
          );
          if (!this.CameraComponent.IsCameraRotating()) {
            this.FinishTest(EFunctionalTestResult.Succeeded);
          } else {
            this.FinishTest(
              EFunctionalTestResult.Failed,
              'IsCameraRotating should return false with zero input'
            );
          }
        } else {
          this.FinishTest(
            EFunctionalTestResult.Failed,
            'IsCameraRotating should return true with active input'
          );
        }
      } else {
        this.FinishTest(
          EFunctionalTestResult.Failed,
          'Input should produce rotation change'
        );
      }
    } else {
      this.FinishTest(
        EFunctionalTestResult.Failed,
        'Mouse and gamepad sensitivities should be different'
      );
    }
  }

  // ════════════════════════════════════════════════════════════════════════════════════════
  //                                    VARIABLES
  // ════════════════════════════════════════════════════════════════════════════════════════

  /**
   * Camera system component - component under test
   * @category Components
   */
  private CameraComponent = new AC_Camera();

  /**
   * Input device detection system - required for camera initialization
   * @category Components
   */
  private InputDeviceComponent = new AC_InputDevice();

  /**
   * Toast notification system - required for input device initialization
   * @category Components
   */
  private ToastSystemComponent = new AC_ToastSystem();
}