first commit

app/main/model/authorizationDocumentModel.go

@@ -0,0 +1,43 @@
+package model
+
+import (
+	"context"
+
+	"github.com/zeromicro/go-zero/core/stores/cache"
+	"github.com/zeromicro/go-zero/core/stores/sqlx"
+)
+
+var _ AuthorizationDocumentModel = (*customAuthorizationDocumentModel)(nil)
+
+type (
+	// AuthorizationDocumentModel is an interface to be customized, add more methods here,
+	// and implement the added methods in customAuthorizationDocumentModel.
+	AuthorizationDocumentModel interface {
+		authorizationDocumentModel
+		FindByOrderId(ctx context.Context, orderId int64) ([]*AuthorizationDocument, error)
+	}
+
+	customAuthorizationDocumentModel struct {
+		*defaultAuthorizationDocumentModel
+	}
+)
+
+// NewAuthorizationDocumentModel returns a model for the database table.
+func NewAuthorizationDocumentModel(conn sqlx.SqlConn, c cache.CacheConf) AuthorizationDocumentModel {
+	return &customAuthorizationDocumentModel{
+		defaultAuthorizationDocumentModel: newAuthorizationDocumentModel(conn, c),
+	}
+}
+
+// FindByOrderId 根据订单ID查询授权书列表
+func (m *customAuthorizationDocumentModel) FindByOrderId(ctx context.Context, orderId int64) ([]*AuthorizationDocument, error) {
+	query := `SELECT * FROM authorization_document WHERE order_id = ? AND del_state = 0 ORDER BY create_time DESC`
+	
+	var authDocs []*AuthorizationDocument
+	err := m.QueryRowsNoCacheCtx(ctx, &authDocs, query, orderId)
+	if err != nil {
+		return nil, err
+	}
+	
+	return authDocs, nil
+}