feat: batch STRM tree generation

web/src/api/strm.ts

@@ -40,6 +40,7 @@ export type GenerateSTRMTreeInput = {
   overwrite?: boolean
   cleanup?: boolean
   dry_run?: boolean
+  batch_limit?: number
 }
 
 export const strmAPI = {

web/src/pages/StrmTreeGenerateSection.tsx

@@ -29,6 +29,7 @@ const outputPrefixPresets = [
 
 export function StrmTreeGenerateSection({
   baseURL,
+  batchLimit,
   cleanup,
   generating,
   onGenerate,
@@ -42,6 +43,7 @@ export function StrmTreeGenerateSection({
   result,
   runningMode,
   setBaseURL,
+  setBatchLimit,
   setCleanup,
   setOutputDir,
   setOutputPrefix,
@@ -53,6 +55,8 @@ export function StrmTreeGenerateSection({
   sourceRoot,
   treeText,
 }: StrmTreeGenerateSectionProps) {
+  const batchLimitEnabled = Number.parseInt(batchLimit, 10) > 0
+
   return (
     <section className="glass-panel space-y-4">
       <div>
@@ -112,11 +116,21 @@ export function StrmTreeGenerateSection({
           <option value="成人">成人</option>
         </select>
         <input
-          className="input-base md:col-span-2"
+          className="input-base"
           placeholder="输出分类，如 电影/欧美电影"
           value={outputPrefix}
           onChange={(e) => setOutputPrefix(e.target.value)}
         />
+        <input
+          className="input-base"
+          inputMode="numeric"
+          min={0}
+          placeholder="每批数量"
+          step={1}
+          type="number"
+          value={batchLimit}
+          onChange={(e) => setBatchLimit(e.target.value)}
+        />
         <input
           className="input-base md:col-span-3"
           placeholder="http://NAS-IP:18080 或 https://media.example.com"
@@ -166,7 +180,12 @@ export function StrmTreeGenerateSection({
           覆盖已存在
         </label>
         <label className="flex min-h-10 items-center gap-2 rounded-2xl border border-gray-200 bg-white/70 px-3 py-2 text-sm text-ink-50 md:col-span-4">
-          <input type="checkbox" checked={cleanup} onChange={(e) => setCleanup(e.target.checked)} />
+          <input
+            type="checkbox"
+            checked={!batchLimitEnabled && cleanup}
+            disabled={batchLimitEnabled}
+            onChange={(e) => setCleanup(e.target.checked)}
+          />
           清理不在当前目录树中的旧 STRM
         </label>
         <button

web/src/pages/useStrmTreeGenerateForm.ts

@@ -12,6 +12,7 @@ export function useStrmTreeGenerateForm() {
   const [outputPrefix, setOutputPrefix] = useState('')
   const [baseURL, setBaseURL] = useState(currentOrigin())
   const [outputDir, setOutputDir] = useState('data/strm/tree')
+  const [batchLimit, setBatchLimit] = useState('')
   const [treeText, setTreeText] = useState('')
   const [pathsText, setPathsText] = useState('')
   const [overwrite, setOverwrite] = useState(false)
@@ -49,6 +50,11 @@ export function useStrmTreeGenerateForm() {
       toast.error('域名必须以 http:// 或 https:// 开头')
       return
     }
+    const parsedBatchLimit = parseBatchLimit(batchLimit)
+    if (parsedBatchLimit === null) {
+      toast.error('每批数量必须为非负整数')
+      return
+    }
     setRunningMode(dryRun ? 'preview' : 'generate')
     try {
       const next = await strmAPI.generateFromTree({
@@ -60,8 +66,9 @@ export function useStrmTreeGenerateForm() {
         tree_text: treeText.trim() || undefined,
         paths: paths.length > 0 ? paths : undefined,
         overwrite,
-        cleanup,
+        cleanup: parsedBatchLimit > 0 ? false : cleanup,
         dry_run: dryRun,
+        batch_limit: parsedBatchLimit || undefined,
       })
       setResult(next)
       if (dryRun) {
@@ -87,6 +94,7 @@ export function useStrmTreeGenerateForm() {
 
   return {
     baseURL,
+    batchLimit,
     cleanup,
     generating: runningMode !== null,
     onImportTreeFile,
@@ -100,6 +108,7 @@ export function useStrmTreeGenerateForm() {
     result,
     runningMode,
     setBaseURL,
+    setBatchLimit,
     setCleanup,
     setOutputDir,
     setOutputPrefix,
@@ -128,3 +137,12 @@ function parsePathList(raw: string): string[] {
     })
   return out
 }
+
+function parseBatchLimit(raw: string): number | null {
+  const value = raw.trim()
+  if (value === '') return 0
+  if (!/^\d+$/.test(value)) return null
+  const parsed = Number.parseInt(value, 10)
+  if (!Number.isSafeInteger(parsed)) return null
+  return parsed
+}