我正在执行数据库查询,然后处理数据,以便生成单个数值。该值需要在后续数组中使用。
数组定义当前如下所示(如下)。问题是 all_kdm_coverage 是一个承诺。但我需要做的是从承诺中提取数值。
const scrolls = [
{
title: "Kadena de Mano",
link: "./Kdm",
coverage: all_kdm_coverage
},
]
这是一个更大的代码片段,可提供更多上下文
async function GetCoverage(scroll_path) {
const apiName = 'foo';
const path = '/scrolls/' + scroll_path;
const myInit = {
headers: {},
response: false,
};
const response = await API.get(apiName, path, myInit)
console.log('response:',response)
return response.Items
}
function GetScroll(scroll_name, scroll_array) {
const scroll_data = scroll_array.find(scroll => scroll.Scroll === scroll_name);
console.log('scroll_data:',scroll_data)
return scroll_data
}
let dataGlobal;
const getData = () => (dataGlobal ??= GetCoverage("all"));
const all_kdm_coverage = getData().then(
(data) => {
const kdm_entry = GetScroll("kdm", data)
const coverage = kdm_entry.Coverage
console.log('kdm coverage:',coverage)
return coverage
}
)
const scrolls = [
{
title: "Kadena de Mano",
link: "./Kdm",
coverage: all_kdm_coverage
},
]
// For completeness, here is how the scrolls array gets used
export const DanzanRyuCollection = () => {
return (
<>
<h1 className="h1_index">Scrolls</h1>
<Collection
type="list"
items={scrolls}
gap="1.0rem"
alignItems="center">
{(item, index) => (
<ScrollCard
key={index}
padding="1rem">
<Link href={item.link}>
{item.title}
</Link>
<Rating ratings={[item.coverage]}/>
</ScrollCard>
)}
</Collection>
</>
);
};
在 scrolls 中设置 coverage: 值的最佳方法是什么?
更新: 建议执行以下操作
const scrolls = [
{
title: "Kadena de Mano",
link: "./Kdm",
coverage: await all_kdm_coverage
},
]
但这会导致以下错误,表明其处于实验阶段且不受完全支持
Module parse failed: The top-level-await experiment is not enabled (set experiments.topLevelAwait: true to enabled it) Error: The top-level-await experiment is not enabled (set experiments.topLevelAwait: true to enabled it) console.error @ client.js:1 window.console.error @ next-dev.js:27 overrideMethod @ react_devtools_backend_compact.js:2367 handleErrors @ hot-dev-client.js:131 processMessage @ hot-dev-client.js:202 eval @ hot-dev-client.js:50 eval @ websocket.js:58 handleMessage @ websocket.js:57```
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const scrolls = []; all_kdm_coverage.then(coverage => { scrolls.push({ title: "Kadena de Mano", link: "./Kdm", coverage, }) })