优化发布截图上传与押金提示

frontend/src/features/seller/composables/usePublishDraft.ts

@@ -28,7 +28,7 @@ export function buildPublishDraft(options: {
   form: PublishForm
   quantityValues: Record<QuantityKey, number>
   quantityModes: Record<QuantityKey, ChargeMode>
-  screenshotFiles: Record<ScreenshotKey, string>
+  screenshotFiles: Record<ScreenshotKey, string[]>
   selectedSkins: string[]
 }): PublishDraft {
   return {
@@ -38,7 +38,7 @@ export function buildPublishDraft(options: {
     },
     quantityValues: { ...options.quantityValues },
     quantityModes: { ...options.quantityModes },
-    screenshotFiles: { ...options.screenshotFiles },
+    screenshotFiles: cloneScreenshotFiles(options.screenshotFiles),
     selectedSkins: [...options.selectedSkins],
   }
 }
@@ -52,7 +52,7 @@ export function readPublishDraft(draftKey: string) {
       form: normalizeDraftForm(draft.form),
       quantityValues: normalizeNumberRecord(draft.quantityValues),
       quantityModes: normalizeQuantityModes(draft.quantityModes),
-      screenshotFiles: normalizeStringRecord(draft.screenshotFiles),
+      screenshotFiles: normalizeScreenshotFiles(draft.screenshotFiles),
       selectedSkins: Array.isArray(draft.selectedSkins)
         ? draft.selectedSkins.filter((skin): skin is string => typeof skin === 'string')
         : [],
@@ -105,15 +105,25 @@ function normalizeNumberRecord(value: unknown) {
   return record
 }
 
-function normalizeStringRecord(value: unknown) {
-  const record: Record<string, string> = {}
+function normalizeScreenshotFiles(value: unknown) {
+  const record: Record<string, string[]> = {}
   if (!isRecord(value)) return record
   for (const [key, item] of Object.entries(value)) {
-    if (typeof item === 'string') record[key] = item
+    if (typeof item === 'string') {
+      record[key] = item ? [item] : []
+      continue
+    }
+    if (Array.isArray(item)) {
+      record[key] = item.filter((url): url is string => typeof url === 'string' && Boolean(url))
+    }
   }
   return record
 }
 
+function cloneScreenshotFiles(value: Record<string, string[]>) {
+  return Object.fromEntries(Object.entries(value).map(([key, urls]) => [key, [...urls]]))
+}
+
 function normalizeQuantityModes(value: unknown) {
   const record: Record<string, ChargeMode> = {}
   if (!isRecord(value)) return record