feat: 增加店铺规格只读对比工具 (#193)

2026-08-12 18:16:33 +08:00
parent 9ba7419856
commit cf1d0ab497
4 changed files with 362 additions and 0 deletions
@@ -0,0 +1,73 @@
+package repository
+
+import (
+	"database/sql"
+	"fmt"
+	"strings"
+)
+
+// ComparableShopeeSpec 是一条可用于只读对比的蝦皮正式规格。
+type ComparableShopeeSpec struct {
+	Color   string
+	Size    string
+	ParseOK bool
+}
+
+// ShopSpecSource 汇总一件蝦皮商品及其关联 PDD 商品的原始对比数据。
+type ShopSpecSource struct {
+	ShopeeGoodsID string
+	PDDGoodsID    string
+	PDDExists     bool
+	PDDDeleted    bool
+	PDDSKUsJSON   string
+	ShopeeSpecs   []ComparableShopeeSpec
+}
+
+// ListShopSpecSources 按店铺名精确读取规格对比数据。本函数只执行 SELECT。
+func ListShopSpecSources(q Execer, shopName string) ([]ShopSpecSource, error) {
+	rows, err := q.Query(`
+		SELECT sp.goods_id, sp.pdd_goods_id,
+		       pp.goods_id, pp.deleted_at, pp.skus_json,
+		       sk.color, sk.size, sk.parse_ok
+		  FROM shopee_products sp
+		  LEFT JOIN shopee_skus sk ON sk.goods_id = sp.goods_id
+		  LEFT JOIN pdd_products pp ON pp.goods_id = sp.pdd_goods_id
+		 WHERE sp.shopee_shop_name = ?
+		 ORDER BY sp.goods_id, sk.sku_id`, strings.TrimSpace(shopName))
+	if err != nil {
+		return nil, fmt.Errorf("读取店铺规格对比数据失败: %w", err)
+	}
+	defer rows.Close()
+
+	var list []ShopSpecSource
+	var current *ShopSpecSource
+	for rows.Next() {
+		var shopeeID string
+		var pddID, existingPDDID, deletedAt, skusJSON sql.NullString
+		var color, size sql.NullString
+		var parseOK sql.NullInt64
+		if err := rows.Scan(&shopeeID, &pddID, &existingPDDID, &deletedAt,
+			&skusJSON, &color, &size, &parseOK); err != nil {
+			return nil, fmt.Errorf("解析店铺规格对比数据失败: %w", err)
+		}
+		if current == nil || current.ShopeeGoodsID != shopeeID {
+			list = append(list, ShopSpecSource{
+				ShopeeGoodsID: shopeeID,
+				PDDGoodsID:    pddID.String,
+				PDDExists:     existingPDDID.Valid,
+				PDDDeleted:    strings.TrimSpace(deletedAt.String) != "",
+				PDDSKUsJSON:   skusJSON.String,
+			})
+			current = &list[len(list)-1]
+		}
+		if parseOK.Valid {
+			current.ShopeeSpecs = append(current.ShopeeSpecs, ComparableShopeeSpec{
+				Color: color.String, Size: size.String, ParseOK: parseOK.Int64 == 1,
+			})
+		}
+	}
+	if err := rows.Err(); err != nil {
+		return nil, fmt.Errorf("遍历店铺规格对比数据失败: %w", err)
+	}
+	return list, nil
+}