feat(rock): 支持手动采购指定数量通用 Token 弹窗与实时积分试算

1. 新增手动采购 Modal 弹窗，支持自由输入指定数量（InputNumber）与快捷胶囊选择（10/20/50/100/全部可购）；
2. 动态联动 0666.pro 实时积分余额，提供单价折算（21点/个）、预计消耗与结余防超支校验；
3. PageHeader 采购按钮与指标看板无缝唤起采购弹窗，采购完成后自动关闭并刷新数据。

frontend/src/pages/PlatformRock.tsx

@@ -46,6 +46,8 @@ export default function PlatformRock() {
   const [testingConn, setTestingConn] = useState(false)
   const [savingConfig, setSavingConfig] = useState(false)
   const [purchasing, setPurchasing] = useState(false)
+  const [purchaseModalOpen, setPurchaseModalOpen] = useState(false)
+  const [purchaseCount, setPurchaseCount] = useState(50)
 
   // Token 列表与筛选
   const [tokens, setTokens] = useState<RockTokenItem[]>([])
@@ -169,12 +171,22 @@ export default function PlatformRock() {
     }
   }
 
-  // 批量采购 50 个
-  const handlePurchase = async (count = 50) => {
+  const openPurchaseModal = (count = 50) => {
+    setPurchaseCount(count)
+    setPurchaseModalOpen(true)
+  }
+
+  // 采购指定数量 Token
+  const handlePurchase = async (count: number) => {
+    if (!count || count <= 0) {
+      message.warning('请输入有效的采购数量')
+      return
+    }
     setPurchasing(true)
     try {
       const res = await rockApi.purchaseTokens(count)
       message.success(res.message || `成功采购 ${count} 个通用黑色 Token！`)
+      setPurchaseModalOpen(false)
       loadData()
       loadTokens()
     } catch (e) {
@@ -371,6 +383,10 @@ export default function PlatformRock() {
   const warningStock = config?.token_warning_stock ?? 10
   const isStockLow = availableStock <= warningStock
   const hasMismatch = (stats?.mismatch_stock ?? 0) > 0
+  const upstreamPoints = stats?.upstream_points ?? 0
+  const maxPurchasable = Math.max(0, Math.floor(upstreamPoints / 21))
+  const estimatedCost = (purchaseCount || 0) * 21
+  const isPointsInsufficient = estimatedCost > upstreamPoints
 
   return (
     <div style={{ padding: '0 4px' }}>
@@ -382,14 +398,14 @@ export default function PlatformRock() {
             <Button
               type="primary"
               icon={<ShoppingCartOutlined />}
-              onClick={() => handlePurchase(50)}
+              onClick={() => openPurchaseModal(50)}
               loading={purchasing}
               style={{
                 background: 'linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%)',
                 boxShadow: '0 2px 4px rgba(37,99,235,0.2)',
               }}
             >
-              一键采购 50 个通用 Token
+              采购通用 Token
             </Button>
             <Button icon={<ReloadOutlined />} onClick={loadData} loading={loadingStats}>
               刷新状态
@@ -474,12 +490,18 @@ export default function PlatformRock() {
               </div>
             </div>
             <div className="metric-card-value" style={{ color: '#7c3aed' }}>
-              {(stats?.upstream_points ?? 0).toFixed(1)}
+              {upstreamPoints.toFixed(1)}
               <span style={{ fontSize: 13, fontWeight: 500, marginLeft: 4, color: '#64748b' }}>点</span>
             </div>
             <div className="metric-card-footer">
               <span>账号: {stats?.username || '未同步'}</span>
-              <span>约可采购 <strong style={{ color: '#0f172a' }}>{Math.floor((stats?.upstream_points ?? 0) / 21)}</strong> 个</span>
+              <a
+                onClick={() => openPurchaseModal(maxPurchasable > 0 ? Math.min(50, maxPurchasable) : 10)}
+                style={{ fontWeight: 600, color: '#2563eb', cursor: 'pointer' }}
+                title="点击快速打开手动采购弹窗"
+              >
+                约可采购 {maxPurchasable} 个 ➔
+              </a>
             </div>
           </div>
         </Col>
@@ -761,7 +783,159 @@ export default function PlatformRock() {
           },
         }}
       />
+
+      {/* 手动采购指定数量 Token 弹窗 */}
+      <Modal
+        title={
+          <Space>
+            <ShoppingCartOutlined style={{ color: '#2563eb' }} />
+            <span>手动采购通用黑色 Token (0666.pro)</span>
+          </Space>
+        }
+        open={purchaseModalOpen}
+        onCancel={() => setPurchaseModalOpen(false)}
+        footer={[
+          <Button key="cancel" onClick={() => setPurchaseModalOpen(false)}>
+            取消
+          </Button>,
+          <Button
+            key="submit"
+            type="primary"
+            icon={<ShoppingCartOutlined />}
+            loading={purchasing}
+            disabled={isPointsInsufficient || purchaseCount <= 0}
+            onClick={() => handlePurchase(purchaseCount)}
+            style={{
+              background: isPointsInsufficient
+                ? undefined
+                : 'linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%)',
+            }}
+          >
+            确认采购 {purchaseCount} 个 ({estimatedCost} 点)
+          </Button>,
+        ]}
+        destroyOnClose
+        width={500}
+      >
+        <div style={{ marginTop: 16 }}>
+          {/* 账户与资产概览 */}
+          <div
+            style={{
+              background: '#f8fafc',
+              border: '1px solid #e2e8f0',
+              borderRadius: 8,
+              padding: '12px 16px',
+              marginBottom: 18,
+            }}
+          >
+            <Row gutter={16}>
+              <Col span={12}>
+                <div style={{ fontSize: 12, color: '#64748b' }}>0666.pro 采购商户</div>
+                <div style={{ fontSize: 15, fontWeight: 600, color: '#0f172a', marginTop: 2 }}>
+                  {stats?.username || '正常商户'}
+                </div>
+              </Col>
+              <Col span={12}>
+                <div style={{ fontSize: 12, color: '#64748b' }}>当前实时积分余额</div>
+                <div style={{ fontSize: 15, fontWeight: 700, color: '#7c3aed', marginTop: 2 }}>
+                  {upstreamPoints.toFixed(1)} 点
+                </div>
+              </Col>
+            </Row>
+            <Divider style={{ margin: '10px 0' }} />
+            <div style={{ display: 'flex', justifyContent: 'space-between', fontSize: 12, color: '#64748b' }}>
+              <span>采购单价：<strong style={{ color: '#0f172a' }}>21 点 / 个</strong></span>
+              <span>最大可采购：<strong style={{ color: '#2563eb' }}>{maxPurchasable} 个</strong></span>
+            </div>
+          </div>
+
+          {/* 采购数量输入 */}
+          <div style={{ marginBottom: 14 }}>
+            <div style={{ fontWeight: 600, marginBottom: 8, color: '#0f172a' }}>
+              采购数量：
+            </div>
+            <InputNumber
+              min={1}
+              max={maxPurchasable > 0 ? maxPurchasable : 10000}
+              value={purchaseCount}
+              onChange={(val) => setPurchaseCount(val || 1)}
+              style={{ width: '100%' }}
+              addonAfter="个 Token"
+              size="large"
+            />
+          </div>
+
+          {/* 快捷数量选择胶囊 */}
+          <div style={{ marginBottom: 18 }}>
+            <div style={{ fontSize: 12, color: '#64748b', marginBottom: 8 }}>快捷选择：</div>
+            <Space wrap size={[8, 8]}>
+              {[10, 20, 50, 100].map((num) => (
+                <Button
+                  key={num}
+                  size="small"
+                  type={purchaseCount === num ? 'primary' : 'default'}
+                  onClick={() => setPurchaseCount(num)}
+                  disabled={maxPurchasable > 0 && num > maxPurchasable}
+                >
+                  {num} 个
+                </Button>
+              ))}
+              {maxPurchasable > 0 && (
+                <Button
+                  size="small"
+                  type={purchaseCount === maxPurchasable ? 'primary' : 'dashed'}
+                  onClick={() => setPurchaseCount(maxPurchasable)}
+                  style={{ color: '#2563eb', borderColor: '#bfdbfe' }}
+                >
+                  全部可购 ({maxPurchasable} 个)
+                </Button>
+              )}
+            </Space>
+          </div>
+
+          {/* 实时消耗与结余试算 */}
+          <div
+            style={{
+              background: isPointsInsufficient ? '#fef2f2' : '#f0fdf4',
+              border: `1px solid ${isPointsInsufficient ? '#fecaca' : '#bbf7d0'}`,
+              borderRadius: 8,
+              padding: '12px 16px',
+              fontSize: 13,
+            }}
+          >
+            <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center' }}>
+              <span style={{ color: isPointsInsufficient ? '#991b1b' : '#166534' }}>
+                本次采购消耗积分：
+              </span>
+              <strong style={{ color: isPointsInsufficient ? '#dc2626' : '#16a34a', fontSize: 16 }}>
+                {estimatedCost} 点
+              </strong>
+            </div>
+            <div
+              style={{
+                display: 'flex',
+                justifyContent: 'space-between',
+                alignItems: 'center',
+                marginTop: 6,
+                fontSize: 12,
+              }}
+            >
+              <span style={{ color: isPointsInsufficient ? '#b91c1c' : '#15803d' }}>
+                {isPointsInsufficient
+                  ? '⚠️ 账户积分不足，请先充值或减少采购数量'
+                  : '采购后预计剩余积分：'}
+              </span>
+              {!isPointsInsufficient && (
+                <span style={{ color: '#64748b' }}>
+                  {(upstreamPoints - estimatedCost).toFixed(1)} 点
+                </span>
+              )}
+            </div>
+          </div>
+        </div>
+      </Modal>
     </div>
   )
 }
 
+