feat(admin,api,player): 结算预览分页、统计图表与返水限额

完善结算计算与预览 API（含后端分页），加强管理端结算/返水/权限，并优化玩家端投注单与队徽展示。

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/player/src/components/BetSlipDrawer.vue

@@ -30,19 +30,11 @@ async function placeBet() {
   success.value = '';
 
   try {
-    if (slip.mode === 'parlay' && slip.items.length >= PARLAY_MIN_LEGS) {
-      if (slip.hasSameMatch) {
-        error.value = t('bet.parlay_same_match');
-        return;
-      }
+    if (slip.canPlaceParlay) {
       if (slip.items.length > PARLAY_MAX_LEGS) {
         error.value = t('bet.parlay_max_legs');
         return;
       }
-      if (!slip.canPlaceParlay) {
-        error.value = t('bet.parlay_need_more');
-        return;
-      }
       await api.post('/player/bets/parlay', {
         legs: slip.items.map((i) => ({
           selectionId: i.selectionId,
@@ -51,15 +43,17 @@ async function placeBet() {
         stake: slip.stake,
         requestId: genId(),
       });
-    } else if (slip.items.length === 1) {
-      const item = slip.items[0];
-      await api.post('/player/bets/single', {
-        selectionId: item.selectionId,
-        oddsVersion: item.oddsVersion,
-        stake: slip.stake,
-        requestId: genId(),
-      });
+    } else if (slip.canPlaceBatchSingles) {
+      for (const item of slip.items) {
+        await api.post('/player/bets/single', {
+          selectionId: item.selectionId,
+          oddsVersion: item.oddsVersion,
+          stake: slip.stake,
+          requestId: genId(),
+        });
+      }
     } else {
+      error.value = t('bet.parlay_need_more');
       return;
     }
     success.value = t('bet.place_success');
@@ -100,12 +94,19 @@ async function placeBet() {
         </button>
       </div>
 
-      <p v-if="slip.isParlay" class="mode-hint mode-hint--parlay">
+      <p v-if="slip.canPlaceParlay" class="mode-hint mode-hint--parlay">
         {{ t('bet.parlay') }} · {{ t('bet.slip_parlay_odds', { odds: slip.totalOdds.toFixed(2) }) }}
       </p>
+      <p v-else-if="slip.canPlaceBatchSingles && slip.count > 1" class="mode-hint">
+        {{ t('bet.slip_singles_hint', { n: slip.count }) }}
+      </p>
 
       <div v-if="slip.items.length" class="stake-area">
-        <label>{{ t('bet.stake') }}</label>
+        <label>{{
+          slip.canPlaceBatchSingles && slip.count > 1
+            ? t('bet.slip_stake_per_bet')
+            : t('bet.stake')
+        }}</label>
         <input v-model.number="slip.stake" type="number" min="1" />
         <div class="return">
           {{ t('bet.slip_est_return') }}:
@@ -119,7 +120,7 @@ async function placeBet() {
       <button
         type="button"
         class="btn-primary"
-        :disabled="loading || !slip.items.length || (slip.mode === 'parlay' && !slip.canPlaceParlay)"
+        :disabled="loading || !slip.canSubmit"
         @click="placeBet"
       >
         {{ loading ? t('bet.placing') : t('bet.place_bet') }}