refactor: split modules and harden scraping workflows

web/src/pages/libraryPageModel.ts

@@ -0,0 +1,59 @@
+import type { CloudScanStatus } from '../api/storage_config'
+import type { Media } from '../types'
+
+export function formatDuration(seconds: number): string {
+  if (!Number.isFinite(seconds) || seconds <= 0) return ''
+  if (seconds < 60) return `${Math.round(seconds)}秒`
+  const minutes = Math.floor(seconds / 60)
+  const rest = Math.round(seconds % 60)
+  if (minutes < 60) return `${minutes}分${rest}秒`
+  const hours = Math.floor(minutes / 60)
+  return `${hours}小时${minutes % 60}分`
+}
+
+export function formatCloudScanStatus(status: CloudScanStatus): string {
+  const stage =
+    status.state === 'queued' ? '扫描已排队'
+      : status.state === 'canceling' ? '正在中断扫描'
+        : status.state === 'finished' ? '扫描完成'
+          : status.stage === 'importing' ? '正在入库'
+            : '正在遍历目录'
+  const speed = Number(status.files_per_second ?? 0)
+  const speedText = speed > 0 && status.state !== 'finished'
+    ? ` · ${speed.toFixed(speed >= 10 ? 0 : 1)} 个/秒`
+    : ''
+  return `${stage}：目录 ${status.dirs ?? 0} · 已发现 ${status.discovered ?? 0} · 已入库 ${status.visited ?? 0} · 新增 ${status.added ?? 0} · 更新 ${status.updated ?? 0}${speedText}`
+}
+
+export function seriesSourceRoot(episodes: Media[]): string {
+  const firstPath = episodes.find((item) => item.path)?.path ?? ''
+  if (!firstPath) return ''
+  const dir = dirname(firstPath)
+  const base = basename(dir)
+  if (/^(?:s\d{1,2}|season[\s._-]*\d{1,2}|第\s*\d{1,2}\s*季|specials?|sp|ova|oad|extra|extras|特别篇|特別篇|番外|特典)$/i.test(base)) {
+    return dirname(dir)
+  }
+  return dir
+}
+
+export function formatSize(bytes: number): string {
+  if (!bytes || bytes <= 0) return '—'
+  const units = ['B', 'KB', 'MB', 'GB', 'TB']
+  let value = bytes
+  let index = 0
+  while (value >= 1024 && index < units.length - 1) {
+    value /= 1024
+    index += 1
+  }
+  return `${value.toFixed(1)} ${units[index]}`
+}
+
+function dirname(value: string): string {
+  const index = Math.max(value.lastIndexOf('/'), value.lastIndexOf('\\'))
+  return index > 0 ? value.slice(0, index) : ''
+}
+
+function basename(value: string): string {
+  const index = Math.max(value.lastIndexOf('/'), value.lastIndexOf('\\'))
+  return index >= 0 ? value.slice(index + 1) : value
+}