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搜索优化

This commit is contained in:
cwchen 2025-11-11 10:17:01 +08:00
parent 55bff30922
commit 8ba255e11a
1 changed files with 21 additions and 15 deletions
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36
src/views/common/DocumentSearch.vue
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@ -185,7 +185,7 @@ export default {
console.log('PDF 文档加载成功', this.pdfDoc) console.log('PDF 文档加载成功', this.pdfDoc)
await this.renderAllPages() await this.renderAllPages()
if (this.keyword) { if (this.keyword) {
this.highlightMatches() await this.highlightMatches()
} }
} catch (err) { } catch (err) {
console.error('加载 PDF 失败:', err) console.error('加载 PDF 失败:', err)
@ -545,7 +545,7 @@ export default {
} }
this.highlightMatches() await this.highlightMatches()
} finally { } finally {
this.searching = false this.searching = false
} }
@ -563,7 +563,7 @@ export default {
} }
}, },
highlightMatches(options = {}) { async highlightMatches(options = {}) {
const { preserveIndex = false, skipNavigate = false } = options const { preserveIndex = false, skipNavigate = false } = options
const keyword = this.keyword.trim() const keyword = this.keyword.trim()
if (!keyword) { if (!keyword) {
@ -577,11 +577,19 @@ export default {
const escapedKeyword = keyword.replace(/[.*+?^${}()|[\]\\]/g, '\\$&') const escapedKeyword = keyword.replace(/[.*+?^${}()|[\]\\]/g, '\\$&')
const pattern = new RegExp(`(${escapedKeyword})`, 'gi') const pattern = new RegExp(`(${escapedKeyword})`, 'gi')
const results = [] const results = []
this.pageMatchRanges = Array.from({ length: this.totalPages || 0 }, () => []) const matchRanges = Array.from({ length: this.totalPages || 0 }, () => [])
this.pageTextDivs.forEach((textDivs, pageIndex) => { for (let pageIndex = 0; pageIndex < this.totalPages; pageIndex += 1) {
let textDivs = this.pageTextDivs[pageIndex]
if (!textDivs || !textDivs.length) { if (!textDivs || !textDivs.length) {
return const container = this.pageContainers[pageIndex]
const isRendered = container?.dataset.status === 'rendered'
await this.renderTextLayer(pageIndex + 1, { visible: !!isRendered, force: true })
await this.$nextTick()
textDivs = this.pageTextDivs[pageIndex]
}
if (!textDivs || !textDivs.length) {
continue
} }
const segments = [] const segments = []
@ -599,12 +607,12 @@ export default {
}) })
if (!segments.length) { if (!segments.length) {
return continue
} }
const pageText = segments.map((seg) => seg.text).join('') const pageText = segments.map((seg) => seg.text).join('')
if (!pageText) { if (!pageText) {
return continue
} }
pattern.lastIndex = 0 pattern.lastIndex = 0
@ -654,7 +662,7 @@ export default {
} }
if (!matchRecords.length) { if (!matchRecords.length) {
return continue
} }
perDivHighlights.forEach((ranges, div) => { perDivHighlights.forEach((ranges, div) => {
@ -692,8 +700,7 @@ export default {
}) })
}) })
const pageMatches = this.pageMatchRanges[pageIndex] || [] const pageMatches = matchRanges[pageIndex]
matchRecords.forEach((record) => { matchRecords.forEach((record) => {
if (!record.elements.length) return if (!record.elements.length) return
const newIndex = results.length const newIndex = results.length
@ -710,10 +717,9 @@ export default {
segments: record.segments.map((item) => ({ ...item })), segments: record.segments.map((item) => ({ ...item })),
}) })
}) })
}
this.pageMatchRanges[pageIndex] = pageMatches this.pageMatchRanges = matchRanges
})
this.searchResults = results this.searchResults = results
if (!results.length) { if (!results.length) {
this.currentResultIndex = -1 this.currentResultIndex = -1
@ -728,7 +734,7 @@ export default {
} }
if (!skipNavigate) { if (!skipNavigate) {
this.navigateToResult(this.currentResultIndex, true) await this.navigateToResult(this.currentResultIndex, true)
} else { } else {
this.scheduleActiveHighlightRefresh() this.scheduleActiveHighlightRefresh()
} }