refactor(finance)!: 强制渠道模型，移除旧履约方式与同步链路

- 删除 fulfillment_mode 相关的旧同步/回填链路与定时任务
- 删除 cost_finance_sync、成本快照同步、人工商品归一等遗留服务
- 迁移 113 直接删除 order_items.fulfillment_mode 及其索引约束
- 断代脚本自带归档步骤，不再依赖独立回填脚本
- 退款/事实/总账统一走渠道版销售事实

apps/backend/src/routes/admin/cost-center-catalog.ts

@@ -6,7 +6,6 @@
  */
 import { Router } from 'express'
 
-import { normalizeManualProducts } from '../../services/cost-center/manual-product-normalization-service.js'
 import {
   backfillAdminNormalizedQuantities,
   backfillAdminProductMappings,
@@ -27,7 +26,6 @@ import {
   backfillAdminAffiliateDashSkus,
   importAdminAffiliateDashPricesBaseline,
   setAdminAffiliateProductPrice,
-  syncAdminAffiliateDashCostSnapshots,
   syncAdminAffiliateDashProducts,
 } from '../../services/cost-center/affiliate-product-service.js'
 import {
@@ -153,22 +151,6 @@ router.post(
   ),
 )
 
-router.post(
-  '/cost-center/affiliate-products/sync-snapshots',
-  requireAdminPermission('finance.config'),
-  createJsonHandler(() => withBatchTimeout(() => syncAdminAffiliateDashCostSnapshots()), {
-    successMessage: '已重算自动发货预估成本快照与销售事实',
-    errorMessage: '重算自动发货成本快照失败',
-    scope: '[admin/cost-center/affiliate-products/sync-snapshots]',
-    audit: (_req, data) => ({
-      action: 'cost_affiliate_snapshots_synced',
-      targetType: 'cost_snapshots',
-      targetId: '',
-      data: data as Record<string, unknown>,
-    }),
-  }),
-)
-
 router.post(
   '/cost-center/work-order-products/backfill',
   requireAdminPermission('finance.config'),
@@ -204,32 +186,6 @@ router.post(
   }),
 )
 
-router.post(
-  '/cost-center/manual-products/normalize',
-  requireAdminPermission('finance.config'),
-  createJsonHandler(
-    (req) =>
-      withBatchTimeout(() =>
-        normalizeManualProducts({
-          dateFrom: bodyOf(req).dateFrom as string | undefined,
-          dateTo: bodyOf(req).dateTo as string | undefined,
-          dryRun: bodyOf(req).dryRun === true,
-        }),
-      ),
-    {
-      successMessage: '人工商品归一完成',
-      errorMessage: '归一人工商品失败',
-      scope: '[admin/cost-center/manual-products/normalize]',
-      audit: (_req, data) => ({
-        action: 'cost_manual_products_normalized',
-        targetType: 'product_catalog',
-        targetId: '',
-        data: data as Record<string, unknown>,
-      }),
-    },
-  ),
-)
-
 router.get(
   '/cost-center/products',
   requireAdminPermission('finance.view'),

apps/backend/src/routes/admin/cost-center-cost.ts

@@ -21,10 +21,6 @@ import {
   createAdminCostSnapshot,
   previewAdminCost,
 } from '../../services/cost-center/cost-resolution-service.js'
-import {
-  syncActualWorkOrderCostSnapshots,
-  syncEstimatedOrderItemCostSnapshots,
-} from '../../services/cost-center/cost-snapshot-sync-service.js'
 import type { JsonObject } from '../../types/json.js'
 import { bodyOf, idOf, sessionOf } from './request-helpers.js'
 import { createJsonHandler, requireAdminPermission } from './session.js'
@@ -244,50 +240,4 @@ router.post(
   }),
 )
 
-router.post(
-  '/cost-center/snapshots/sync',
-  requireAdminPermission('finance.config'),
-  createJsonHandler(
-    async (req) => {
-      const body = bodyOf(req)
-      const mode = String(body.mode || 'both').trim()
-      const estimated = mode === 'actual' ? null : await syncEstimatedOrderItemCostSnapshots(body)
-      const actual = mode === 'estimated' ? null : await syncActualWorkOrderCostSnapshots(body)
-      return { mode, estimated, actual }
-    },
-    {
-      successMessage: '成本快照回填完成',
-      errorMessage: '回填成本快照失败',
-      scope: '[admin/cost-center/snapshots/sync]',
-      audit: (req, data) => {
-        const result = data as {
-          mode?: string
-          estimated?: { createdCount?: number; exceptionCreatedCount?: number } | null
-          actual?: {
-            createdCount?: number
-            directRewardCount?: number
-            upgradedCount?: number
-            estimatedRewardCount?: number
-          } | null
-        }
-        return {
-          action: 'cost_snapshot_synced',
-          targetType: 'cost_snapshot',
-          targetId: '',
-          data: {
-            mode: result.mode || '',
-            estimatedCreated: result.estimated?.createdCount || 0,
-            actualCreated:
-              (result.actual?.directRewardCount || 0) + (result.actual?.upgradedCount || 0),
-            estimatedRewardCreated: result.actual?.estimatedRewardCount || 0,
-            exceptions: result.estimated?.exceptionCreatedCount || 0,
-            dateFrom: req.body?.dateFrom || '',
-            dateTo: req.body?.dateTo || '',
-          },
-        }
-      },
-    },
-  ),
-)
-
 export default router

apps/backend/src/routes/admin/finance.ts

@@ -7,8 +7,8 @@ import {
 import {
   getSalesProfitOverview,
   listSalesDailyFacts,
-  rebuildSalesDailyFacts,
 } from '../../services/finance/sales-facts-service.js'
+import { rebuildChannelSalesDailyFacts } from '../../services/finance/sales-facts-channel-service.js'
 import {
   confirmManualFulfillment,
   listManualFulfillmentPending,
@@ -70,10 +70,15 @@ router.post(
   requireAdminRoles(['admin', 'operator', 'finance']),
   requireAdminPermission('finance.post'),
   createJsonHandler(
-    (req) =>
-      rebuildSalesDailyFacts(
-        req.body && typeof req.body === 'object' ? (req.body as Record<string, unknown>) : {},
-      ),
+    (req) => {
+      const body =
+        req.body && typeof req.body === 'object' ? (req.body as Record<string, unknown>) : {}
+      const today = new Date().toLocaleDateString('en-CA', { timeZone: 'Asia/Shanghai' })
+      return rebuildChannelSalesDailyFacts({
+        dateFrom: String(body.dateFrom || body.date_from || today).slice(0, 10),
+        dateTo: String(body.dateTo || body.date_to || today).slice(0, 10),
+      })
+    },
     {
       successMessage: '销售事实已重算',
       errorMessage: '重算销售事实失败',