feat(auth-files): add WRR weight management and update priority handling

src/features/authFiles/components/AuthFileCard.module.scss

@@ -383,7 +383,7 @@
   color: var(--text-secondary);
 }
 
-/* ---------- 元数据行：size · modified · P{n} ---------- */
+/* ---------- 元数据行：size · modified · priority · WRR weight ---------- */
 
 .metaRow {
   display: flex;
@@ -401,9 +401,36 @@
   user-select: none;
 }
 
-.metaPriority {
+.metaPriority,
+.metaWeight {
+  display: inline-flex;
+  align-items: baseline;
+  gap: 4px;
+  padding: 2px 6px;
+  border: 1px solid transparent;
+  border-radius: $radius-full;
   font-weight: 650;
+  line-height: 1.35;
+  white-space: nowrap;
+}
+
+.metaPriority {
   color: var(--text-secondary);
+  background: color-mix(in srgb, var(--text-quaternary) 10%, transparent);
+  border-color: color-mix(in srgb, var(--text-quaternary) 24%, transparent);
+}
+
+.metaWeight {
+  color: var(--primary-active);
+  background: var(--primary-10);
+  border-color: var(--primary-30);
+}
+
+.metaMetricLabel {
+  font-size: 10px;
+  font-weight: 600;
+  color: currentColor;
+  opacity: 0.78;
 }
 
 /* ---------- 页脚动作区 ---------- */

src/features/authFiles/components/AuthFileCard.tsx

@@ -114,7 +114,8 @@ export function AuthFileCard(props: AuthFileCardProps) {
   const rawStatusMessage = getAuthFileStatusMessage(file);
   const hasStatusWarning = hasAuthFileStatusWarning(file);
 
-  const priorityValue = typeof file.priority === 'number' ? file.priority : undefined;
+  const priorityValue = Number.isSafeInteger(file.priority) ? file.priority : undefined;
+  const weightValue = Number.isSafeInteger(file.weight) ? file.weight : undefined;
   const noteValue = typeof file.note === 'string' ? file.note.trim() : '';
 
   const stateLabel = isRuntimeOnly
@@ -243,9 +244,7 @@ export function AuthFileCard(props: AuthFileCardProps) {
       </div>
 
       <div className={styles.metaRow}>
-        <span title={t('auth_files.file_size')}>
-          {file.size ? formatFileSize(file.size) : '-'}
-        </span>
+        <span title={t('auth_files.file_size')}>{file.size ? formatFileSize(file.size) : '-'}</span>
         <span className={styles.metaDivider} aria-hidden="true">
           ·
         </span>
@@ -255,8 +254,20 @@ export function AuthFileCard(props: AuthFileCardProps) {
             <span className={styles.metaDivider} aria-hidden="true">
               ·
             </span>
-            <span className={styles.metaPriority} title={t('auth_files.priority_display')}>
-              P{priorityValue}
+            <span className={styles.metaPriority} title={t('auth_files.priority_hint')}>
+              <span className={styles.metaMetricLabel}>{t('auth_files.priority_display')}</span>
+              <span>{priorityValue}</span>
+            </span>
+          </>
+        )}
+        {weightValue !== undefined && (
+          <>
+            <span className={styles.metaDivider} aria-hidden="true">
+              ·
+            </span>
+            <span className={styles.metaWeight} title={t('auth_files.weight_hint')}>
+              <span className={styles.metaMetricLabel}>{t('auth_files.weight_display')}</span>
+              <span>{weightValue}</span>
             </span>
           </>
         )}

src/i18n/locales/en.json

@@ -284,6 +284,7 @@
     "sort_az": "A-Z Name",
     "sort_priority": "Priority",
     "priority_display": "Priority",
+    "weight_display": "WRR weight",
     "page_size_label": "Per page",
     "view_mode_paged": "Paged",
     "view_mode_all": "Show all",

src/i18n/locales/ru.json

@@ -283,6 +283,7 @@
     "sort_az": "A-Z Имя",
     "sort_priority": "Приоритет",
     "priority_display": "Приоритет",
+    "weight_display": "Вес WRR",
     "page_size_label": "На странице",
     "view_mode_paged": "Постранично",
     "view_mode_all": "Показать все",

src/i18n/locales/zh-CN.json

@@ -284,6 +284,7 @@
     "sort_az": "A-Z 名称",
     "sort_priority": "优先级",
     "priority_display": "优先级",
+    "weight_display": "WRR 权重",
     "page_size_label": "单页数量",
     "view_mode_paged": "按页显示",
     "view_mode_all": "显示全部",

src/i18n/locales/zh-TW.json

@@ -284,6 +284,7 @@
     "sort_az": "A-Z 名稱",
     "sort_priority": "優先順序",
     "priority_display": "優先順序",
+    "weight_display": "WRR 權重",
     "page_size_label": "單頁數量",
     "view_mode_paged": "分頁顯示",
     "view_mode_all": "顯示全部",

src/services/api/authFiles.ts

@@ -215,8 +215,8 @@ const mergeAuthFileEntries = (entries: AuthFileEntry[]): AuthFileEntry => {
 
 const INTEGER_STRING_PATTERN = /^[+-]?\d+$/;
 
-const readPriorityField = (value: unknown): number | undefined => {
-  if (typeof value === 'number') return Number.isInteger(value) ? value : undefined;
+const readIntegerField = (value: unknown): number | undefined => {
+  if (typeof value === 'number') return Number.isSafeInteger(value) ? value : undefined;
   if (typeof value !== 'string') return undefined;
   const trimmed = value.trim();
   if (!trimmed || !INTEGER_STRING_PATTERN.test(trimmed)) return undefined;
@@ -242,7 +242,8 @@ const normalizeAuthFileEntry = (entry: AuthFileEntry): AuthFileEntry => {
   const statusMessage = readTextField(entry, 'status_message') || declaredStatusMessage;
   const note = readTextField(entry, 'note');
   const modified = readDateField(entry);
-  const priority = readPriorityField(entry['priority']);
+  const priority = readIntegerField(entry['priority']);
+  const weight = readIntegerField(entry['weight']);
 
   return {
     ...entry,
@@ -253,12 +254,13 @@ const normalizeAuthFileEntry = (entry: AuthFileEntry): AuthFileEntry => {
     failureCount: normalizeUsageTotal(entry.failed),
     ...(statusMessage ? { statusMessage } : {}),
     ...(modified > 0 ? { modified } : {}),
-    ...(priority !== undefined ? { priority } : {}),
+    priority,
+    weight,
     ...(note ? { note } : {}),
   };
 };
 
-const dedupeAuthFilesResponse = (payload: AuthFilesResponse): AuthFilesResponse => {
+export const normalizeAuthFilesResponse = (payload: AuthFilesResponse): AuthFilesResponse => {
   const files = Array.isArray(payload?.files) ? payload.files : [];
   const grouped = new Map<string, AuthFileEntry[]>();
 
@@ -398,7 +400,8 @@ export const buildManualRefreshExpiredAt = (nowMs = Date.now()): string =>
   new Date(nowMs - MANUAL_REFRESH_EXPIRY_OFFSET_MS).toISOString();
 
 export const authFilesApi = {
-  list: async () => dedupeAuthFilesResponse(await apiClient.get<AuthFilesResponse>('/auth-files')),
+  list: async () =>
+    normalizeAuthFilesResponse(await apiClient.get<AuthFilesResponse>('/auth-files')),
 
   setStatus: (name: string, disabled: boolean) =>
     apiClient.patch<AuthFileStatusResponse>('/auth-files/status', { name, disabled }),

tests/authFilesResponseNormalization.test.ts

@@ -0,0 +1,44 @@
+import { describe, expect, test } from 'bun:test';
+import { normalizeAuthFilesResponse } from '../src/services/api/authFiles';
+import type { AuthFilesResponse } from '../src/types/authFile';
+
+const responseWithRawFiles = (files: Array<Record<string, unknown>>): AuthFilesResponse =>
+  ({ files }) as unknown as AuthFilesResponse;
+
+describe('auth-files response normalization', () => {
+  test('normalizes WRR weights while preserving zero and negative values', () => {
+    const result = normalizeAuthFilesResponse(
+      responseWithRawFiles([
+        { name: 'positive.json', weight: 5 },
+        { name: 'string.json', weight: '7' },
+        { name: 'zero.json', weight: 0 },
+        { name: 'negative.json', weight: -2 },
+      ])
+    );
+
+    expect(result.files.map((file) => file.weight)).toEqual([-2, 5, 7, 0]);
+  });
+
+  test('omits missing, fractional, and unsafe WRR weights from the normalized field', () => {
+    const result = normalizeAuthFilesResponse(
+      responseWithRawFiles([
+        { name: 'missing.json' },
+        { name: 'fractional.json', weight: '1.5' },
+        { name: 'unsafe.json', weight: Number.MAX_SAFE_INTEGER + 1 },
+      ])
+    );
+
+    expect(result.files.map((file) => file.weight)).toEqual([undefined, undefined, undefined]);
+  });
+
+  test('applies the same safe-integer normalization to priority', () => {
+    const result = normalizeAuthFilesResponse(
+      responseWithRawFiles([
+        { name: 'valid.json', priority: '-3' },
+        { name: 'invalid.json', priority: '3.5' },
+      ])
+    );
+
+    expect(result.files.map((file) => file.priority)).toEqual([undefined, -3]);
+  });
+});