Game_CodeMM/Assets/00_scripts/CardScripts/CardManager.cs

using System;
using System.Collections;
using System.Collections.Generic;
using DG.Tweening;
using TMPro.EditorUtilities;
using UnityEngine;
using UnityEngine.Splines;

public class CardManager : MonoBehaviour
{
    // ======== serializeField ========
    [SerializeField] private int maxCardNumber = 10;
    [SerializeField] private List<GameObject> cardPrefabs;
    [SerializeField] private SplineContainer splineContainer;
    [SerializeField] private RectTransform dealCardPlace;
    [SerializeField] private RectTransform dropCardPlace;
    [SerializeField] private Camera mainCamera;
    [SerializeField] private Transform cardContainer;

    // ======== private ========
    // private readonly List<CardHandler> hand_card_list = new List<CardHandler>();
    private readonly List<Card> card_list = new List<Card>();
    private Vector3 deal_card_point_world_position;
    private Vector3 drop_card_point_world_position;
    private const float card_dotween_duration = 0.25f;

    private void Start()
    {
        RectTransformUtility.ScreenPointToWorldPointInRectangle(
            rect: dealCardPlace,
            screenPoint: dealCardPlace.position,
            cam: mainCamera,
            out deal_card_point_world_position);
        RectTransformUtility.ScreenPointToWorldPointInRectangle(
            rect: dropCardPlace,
            screenPoint: dropCardPlace.position,
            cam: mainCamera,
            out drop_card_point_world_position);
    }

    private void Update()
    {
        if (Input.GetKeyDown(KeyCode.Space))
        {
            if (CardOS.Instance.LOCK_GET(CardOSData.LOCK_EXCLUSIVE_CARD_ENUM.SORRY_PLEASE_LOCK_I_DRAG_CARD))
            {
                print($"状态已被锁定: {CardOSData.LOCK_EXCLUSIVE_CARD_ENUM.SORRY_PLEASE_LOCK_I_DRAG_CARD}");
                return;
            }

            if (card_list.Count >= maxCardNumber) return;
            this.m_self_create_card();
        }
        else if (Input.GetKeyDown(KeyCode.R))
        {
            // this.m_self_drop_all_card();
        }
    }

    // private void m_self_drop_all_card()
    // {
    //     foreach (CardHandler card_handler in hand_card_list)
    //     {
    //         card_handler.m_recv_drop_a_card(drop_card_point_world_position, card_dotween_duration - 0.1f);
    //     }
    //
    //     hand_card_list.Clear();
    // }

    private void m_self_create_card()
    {
        GameObject _card = Instantiate<GameObject>(
            cardPrefabs[UnityEngine.Random.Range(0, cardPrefabs.Count)],
            position: deal_card_point_world_position,
            rotation: Quaternion.identity,
            parent: cardContainer);
        _card.gameObject.name = $"Card_{card_list.Count}";
        Card _card_handler = _card.GetComponent<Card>();
        _card_handler.ID = card_list.Count;
        card_list.Add(_card_handler);
        this.m_self_update_card_position();
    }

    private void m_self_update_card_position()
    {
        int hand_card_list_count = card_list.Count;
        if (hand_card_list_count == 0) return;
        // 卡牌间距 
        float card_spacing = hand_card_list_count switch
        {
            <= 4 => 0.5f / (hand_card_list_count + 1),
            <= 5 => 0.75f / (hand_card_list_count + 1),
            _ => 1f / (hand_card_list_count + 1)
        };

        float first_card_position = 0.5f - (hand_card_list_count - 1) * card_spacing / 2; // 获取第一个卡牌的位置
        Spline spline = splineContainer.Spline; // 获取曲线
        for (int i = 0; i < hand_card_list_count; i++)
        {
            float position = first_card_position + i * card_spacing;
            Vector3 card_world_position = spline.EvaluatePosition(position); // 获取曲线指定位置的坐标
            card_world_position += cardContainer.position;
            Vector3 forward = spline.EvaluateTangent(position); // 获取曲线指定的切线方向
            Vector3 up = spline.EvaluateUpVector(position); // 获取曲线指定的UP向量
            Vector3 upwards = Vector3.Cross(up, forward).normalized; // 切线和向上的夹角计算方向
            Quaternion rotation = Quaternion.LookRotation(up, upwards);
            CardOS.Instance.EVENT_TRIGGER(CardOSData.EVENT_REGISTER_CARD_ENUM.EXCUSE_ME_PLEASE_LET_ME_DRAW_CARD,
                new CardOSData.STRUCT_EVENT_DRAW_CARD
                {
                    ID = i,
                    POSITION = card_world_position,
                    ROTATION = rotation,
                    DURATION = card_dotween_duration,
                    LAYER_SORT_ORDER = i + 1,
                    SCALE = Vector3.one,
                });
        }
    }
}