import * as THREE from 'three';

import {Keycodes} from '../../utils/Keycodes';

import {SimulatorControlMode} from './SimulatorControlMode';

const vector3 = new THREE.Vector3();
const {A_CODE, D_CODE, E_CODE, Q_CODE, S_CODE, SPACE_CODE, T_CODE, W_CODE} =
  Keycodes;

export class SimulatorControllerMode extends SimulatorControlMode {
  onPointerMove(event: MouseEvent) {
    if (event.buttons) {
      const controllerOrientation =
        this.simulatorControllerState.localControllerOrientations[
          this.simulatorControllerState.currentControllerIndex
        ];
      this.rotateOnPointerMove(event, controllerOrientation, -0.002);
    }
  }

  override update() {
    this.updateControllerPositions();
  }

  onModeActivated() {
    this.enableSimulatorHands();
  }

  updateControllerPositions() {
    const deltaTime = this.timer.getDelta();
    const downKeys = this.downKeys;
    vector3
      .set(
        Number(downKeys.has(D_CODE)) - Number(downKeys.has(A_CODE)),
        Number(downKeys.has(Q_CODE)) - Number(downKeys.has(E_CODE)),
        Number(downKeys.has(S_CODE)) - Number(downKeys.has(W_CODE))
      )
      .multiplyScalar(deltaTime);
    this.simulatorControllerState.localControllerPositions[
      this.simulatorControllerState.currentControllerIndex
    ].add(vector3);
    super.updateControllerPositions();
  }

  toggleControllerIndex() {
    this.hands.toggleHandedness();
  }

  onKeyDown(event: KeyboardEvent) {
    super.onKeyDown(event);
    if (event.code == T_CODE) {
      this.toggleControllerIndex();
    } else if (event.code == SPACE_CODE) {
      const controllerSelecting =
        this.input.controllers[
          this.simulatorControllerState.currentControllerIndex
        ].userData?.selected;
      const newSelectingState = !controllerSelecting;
      if (this.simulatorControllerState.currentControllerIndex == 0) {
        this.hands.setLeftHandPinching(newSelectingState);
      } else {
        this.hands.setRightHandPinching(newSelectingState);
      }
    }
  }
}