feat(park):增加园区列表功能。

repository/park.go

@@ -0,0 +1,24 @@
+package repository
+
+import (
+	"electricity_bill_calc/global"
+	"electricity_bill_calc/model"
+
+	"xorm.io/builder"
+)
+
+type _ParkRepository struct{}
+
+var ParkRepo _ParkRepository
+
+func (_ParkRepository) ListAllParkBelongsTo(uid string) ([]model.Park, error) {
+	var parks []model.Park
+	err := global.DBConn.
+		Where(builder.Eq{"user_id": uid}).
+		NoAutoCondition().
+		Find(&parks)
+	if err != nil {
+		return make([]model.Park, 0), err
+	}
+	return parks, nil
+}