quartz-research-note/assets/js/full-text-search.js

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; (async function() {
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const encoder = (str) => str.toLowerCase().split(/([^a-z]|[^\x00-\x7F])/)
const contentIndex = new FlexSearch.Document({
cache: true,
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charset: "latin:extra",
optimize: true,
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index: [
{
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field: "content",
tokenize: "reverse",
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encode: encoder,
},
{
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field: "title",
tokenize: "forward",
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encode: encoder,
},
],
})
const { content } = await fetchData
for (const [key, value] of Object.entries(content)) {
contentIndex.add({
id: key,
title: value.title,
content: removeMarkdown(value.content),
})
}
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const formatForDisplay = (id) => ({
id,
url: id,
title: content[id].title,
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content: content[id].content,
})
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registerHandlers((e) => {
const term = e.target.value
const searchResults = contentIndex.search(term, [
{
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field: "content",
limit: 10,
},
{
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field: "title",
limit: 5,
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},
])
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const getByField = (field) => {
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const results = searchResults.filter((x) => x.field === field)
if (results.length === 0) {
return []
} else {
return [...results[0].result]
}
}
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const allIds = new Set([...getByField("title"), ...getByField("content")])
const finalResults = [...allIds].map(formatForDisplay)
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displayResults(term, finalResults, true)
})
})()