反应,当使用实体化模态=>时删除具有错误_id的项目

问题描述 投票:0回答:1

我有两个组成部分。单击组件UserItem中的垃圾图标-模式DeleteUserModal会显示确认按钮“删除”。但是,当我删除项目时-它删除了错误的项目...在不同项目上使用模式组件中的onMouseOver={() => console.log(_id)},我可以看到_id并没有变化,但是为什么呢?

顺便说一句,如果我直接在onDelete组件中使用UserItem函数-效果很好。

const UserItem = ({ user, index }) => {
  const userContext = useContext(UserContext);
  const { setIndexUser, deleteUser } = userContext;
  const { firstName, lastName, role, _id } = user;
  const onDelete = () => {
    setIndexUser(null);
    deleteUser(_id);
  };
  useEffect(() => {
    M.AutoInit();
    // eslint-disable-next-line
  }, []);
  return (
    <div className="card">
      <div
        className="right-align card-action"
        onMouseOver={() => console.log(_id)}
      >
        {" "}
        // works fine, shows id of howered item
        <a href="#delete-user-modal" className="modal-trigger">
          <i className="fas fa-trash-alt" />
        </a>
      </div>
      <DeleteUserModal onDelete={onDelete} _id={_id} />
    </div>
  );
};

删除项目的模式:

import React from "react";

const DeleteUserModal = ({ onDelete, _id }) => {
  return (
    <div id="delete-user-modal" className="modal">
      <div className="modal-content">
        <h4>Delete this user, all his RCOMs and devices?</h4>
      </div>
      <div className="modal-footer" onMouseOver={() => console.log(_id)}>
        {" "}
        //works incorrectly, id sticks the same...
        <a
          href="#!"
          className="modal-close waves-effect waves-green btn-flat red-text"
          onClick={onDelete}
        >
          Delete
        </a>
      </div>
    </div>
  );
};
export default DeleteUserModal;

javascript reactjs materialize
1个回答
0
投票

我已经使用Context API解决了这个问题:单击垃圾桶图标时-_id正在保存到商店。然后将其传递给模态。在这种情况下,它可以正常工作。

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