我在选择菜单的情况下很难更新状态

发布于 2025-02-03 17:24:53 字数 1794 浏览 3 评论 0原文

正如标题所暗示的那样,我正在使用SELECT菜单进行更新状态。我不确定问题是否来自我试图从多个来源进行更新的事实?

getSurvivorperks获取一系列对象。在页面上,选择了一个随机4以显示,并且这四个是在每个Handlesubmit上随机分组的。我希望能够使用SELECT菜单手动选择PERK1、2等的各个特权。截至目前,这只是导致PERK1设置为NULL。数据确实在选择菜单中适当显示。

export default function SurvivorRandomizer() {
  const [survivorPerk1, setSurvivorPerk1] = useState({});
  const [survivorPerk2, setSurvivorPerk2] = useState({});
  const [survivorPerk3, setSurvivorPerk3] = useState({});
  const [survivorPerk4, setSurvivorPerk4] = useState({});
  const [perkList, setPerkList] = useState([]);
  const [loading, setLoading] = useState(true);
  const { user } = useUser();

  useEffect(() => {
    const fetchData = async () => {
      const data = await getSurvivorPerks();
      let perks = randomPerks(data);
      setPerkList(data);
      setSurvivorPerk1(perks[0]);
      setSurvivorPerk2(perks[1]);
      setSurvivorPerk3(perks[2]);
      setSurvivorPerk4(perks[3]);
      setLoading(false);
    };
    fetchData();
  }, []);

  const handleSubmit = () => {
    let perks = randomPerks(perkList);
    setSurvivorPerk1(perks[0]);
    setSurvivorPerk2(perks[1]);
    setSurvivorPerk3(perks[2]);
    setSurvivorPerk4(perks[3]);
  };

 if (loading) return <h1>loading...</h1>;
  return (
    <>
      <div className="perk-row-1">
        <div className="perk-card">
          <PerkCard {...survivorPerk1} />
          <select value={perkList.perk} onChange={(e) => setSurvivorPerk1(e.target.value)}>
            <option>Select...</option>
            {perkList.map((perk) => (
              <option key={uuid()} value={perk}>
                {perk.name}
              </option>
            ))}
          </select>
        </div>

As the title suggests, I'm having issues updating state with a select menu. I'm not sure if the trouble is coming from the fact I'm trying to update it from multiple sources?

getSurvivorPerks fetches an array of objects. On page load a random 4 are selected to be displayed, and these four are randomized on each handlesubmit. I would like to be able to manually select the individual perks for perk1, 2, etc with a select menu. As of now, this just results in perk1 getting set to Null. The data does display appropriately in the select menu.

export default function SurvivorRandomizer() {
  const [survivorPerk1, setSurvivorPerk1] = useState({});
  const [survivorPerk2, setSurvivorPerk2] = useState({});
  const [survivorPerk3, setSurvivorPerk3] = useState({});
  const [survivorPerk4, setSurvivorPerk4] = useState({});
  const [perkList, setPerkList] = useState([]);
  const [loading, setLoading] = useState(true);
  const { user } = useUser();

  useEffect(() => {
    const fetchData = async () => {
      const data = await getSurvivorPerks();
      let perks = randomPerks(data);
      setPerkList(data);
      setSurvivorPerk1(perks[0]);
      setSurvivorPerk2(perks[1]);
      setSurvivorPerk3(perks[2]);
      setSurvivorPerk4(perks[3]);
      setLoading(false);
    };
    fetchData();
  }, []);

  const handleSubmit = () => {
    let perks = randomPerks(perkList);
    setSurvivorPerk1(perks[0]);
    setSurvivorPerk2(perks[1]);
    setSurvivorPerk3(perks[2]);
    setSurvivorPerk4(perks[3]);
  };

 if (loading) return <h1>loading...</h1>;
  return (
    <>
      <div className="perk-row-1">
        <div className="perk-card">
          <PerkCard {...survivorPerk1} />
          <select value={perkList.perk} onChange={(e) => setSurvivorPerk1(e.target.value)}>
            <option>Select...</option>
            {perkList.map((perk) => (
              <option key={uuid()} value={perk}>
                {perk.name}
              </option>
            ))}
          </select>
        </div>

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音盲 2025-02-10 17:24:53

这里的问题(让我蒙上了失明)是该值不能是一个对象。

 const handlePerkSelect = async (perk, id) => {
    let setPerk = await getSurvivorPerkById(id);
    perk(setPerk);
  };

-------------
          <select onChange={(e) => handlePerkSelect(setSurvivorPerk1, e.target.value)}>
            <option>Select...</option>
            {perkList.map((perk) => (
              <option key={uuid()} value={perk.ID}>
                {perk.name}
              </option>
            ))}
          </select>

这是我的解决方案。肯定有一种更好的方法来做到这一点,不涉及提出更多的提取请求,我可能会进行重构,但是在偶然的机会上,这对某人有帮助,我想我会分享问题是什么。

The issue here (had my blinders on) is that the value cannot be an object.

 const handlePerkSelect = async (perk, id) => {
    let setPerk = await getSurvivorPerkById(id);
    perk(setPerk);
  };

-------------
          <select onChange={(e) => handlePerkSelect(setSurvivorPerk1, e.target.value)}>
            <option>Select...</option>
            {perkList.map((perk) => (
              <option key={uuid()} value={perk.ID}>
                {perk.name}
              </option>
            ))}
          </select>

This was my solution. There's definitely a better way to do it that doesn't involve making more fetch requests, and I'll likely refactor, but on the off chance this helps someone, I figured I'd share what the issue was.

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