fix(导出): 修复立减金批次号在不同数据源和订单类型下的显示与过滤逻辑

调整前端条件渲染和后端过滤逻辑，确保立减金批次号字段仅在营销数据源类型2或易码通数据源类型3时显示和生效
修复易码通直充卡密订单不应包含立减金相关字段的问题

server/internal/api/exports.go

@@ -190,6 +190,24 @@ func (a *ExportsAPI) create(w http.ResponseWriter, r *http.Request) {
 		}
 	}
     // 过滤非法字段，保持列头与查询列一致
+    // 计算订单类型（若提供）以便做场景化列过滤
+    tv := 0
+    if v, ok := p.Filters["type_eq"]; ok {
+        switch t := v.(type) {
+        case float64:
+            tv = int(t)
+        case int:
+            tv = t
+        case string:
+            s := strings.TrimSpace(t)
+            for i := 0; i < len(s); i++ {
+                c := s[i]
+                if c >= '0' && c <= '9' {
+                    tv = tv*10 + int(c-'0')
+                }
+            }
+        }
+    }
     filtered := make([]string, 0, len(fs))
     for _, tf := range fs {
         if ds == "ymt" && strings.HasPrefix(tf, "order_info.") {
@@ -198,6 +216,12 @@ func (a *ExportsAPI) create(w http.ResponseWriter, r *http.Request) {
         if ds == "marketing" && tf == "order_voucher.channel_batch_no" {
             tf = "order_voucher.channel_activity_id"
         }
+        // 易码通直充卡密订单不输出立减金相关列
+        if ds == "ymt" && tv == 2 {
+            if strings.HasPrefix(tf, "order_voucher.") || strings.HasPrefix(tf, "goods_voucher_batch.") || strings.HasPrefix(tf, "goods_voucher_subject_config.") {
+                continue
+            }
+        }
         if wl[tf] {
             filtered = append(filtered, tf)
         }

server/internal/exporter/sqlbuilder.go

@@ -262,8 +262,8 @@ func BuildSQL(req BuildRequest, whitelist map[string]bool) (string, []interface{
 		}
 		args = append(args, arr[0], arr[1])
 	}
-	if v, ok := req.Filters["type_eq"]; ok {
     var tv int
+    if v, ok := req.Filters["type_eq"]; ok {
         switch t := v.(type) {
         case float64:
             tv = int(t)
@@ -387,6 +387,10 @@ func BuildSQL(req BuildRequest, whitelist map[string]bool) (string, []interface{
 		}
 	}
     if v, ok := req.Filters["order_voucher_channel_activity_id_eq"]; ok {
+        // 易码通直充卡密订单不允许使用立减金批次号过滤
+        if req.Datasource == "ymt" && tv == 2 {
+            // skip
+        } else {
             s := toString(v)
             if s != "" {
                 if tbl, col, ok := sch.FilterColumn("order_voucher_channel_activity_id_eq"); ok {
@@ -395,6 +399,7 @@ func BuildSQL(req BuildRequest, whitelist map[string]bool) (string, []interface{
                 args = append(args, s)
             }
         }
+    }
 	if v, ok := req.Filters["voucher_batch_channel_activity_id_eq"]; ok {
 		s := toString(v)
 		if s != "" {

web/index.html

@@ -295,7 +295,7 @@
       
       
       <el-row :gutter="8" v-if="isOrder">
-        <el-col :span="12" v-if="exportType===2">
+        <el-col :span="12" v-if="(exportForm.datasource==='marketing' && exportType===2) || (exportForm.datasource==='ymt' && exportType===3)">
           <el-form-item label="立减金批次号" prop="voucherChannelActivityId"><el-input v-model="exportForm.voucherChannelActivityId" placeholder="请输入立减金批次号" /></el-form-item>
         </el-col>
       </el-row>

web/main.js

@@ -1044,8 +1044,12 @@ const app = createApp({
           filters.reseller_id_eq = Number(state.exportForm.resellerId);
         }
         if (state.exportForm.voucherChannelActivityId) {
+          const ds2 = state.exportForm.datasource;
+          const t2 = exportType.value;
+          if ((ds2 === 'marketing' && t2 === 2) || (ds2 === 'ymt' && t2 === 3)) {
             filters.order_voucher_channel_activity_id_eq = state.exportForm.voucherChannelActivityId;
           }
+        }
         
         if (Array.isArray(state.exportForm.creatorIds) && state.exportForm.creatorIds.length) {
           filters.creator_in = state.exportForm.creatorIds.map(Number);