package svc import ( "godemo/category/internal/config" "godemo/category/internal/model" _ "github.com/lib/pq" "github.com/zeromicro/go-zero/core/stores/sqlx" ) type ServiceContext struct { Config config.Config CategoryModel model.CategoriesModel SqlConn sqlx.SqlConn // 添加这个字段 } func NewServiceContext(c config.Config) *ServiceContext { conn := sqlx.NewSqlConn("postgres", c.DB.DataSource) return &ServiceContext{ Config: c, CategoryModel: model.NewCategoriesModel(conn), SqlConn: conn, // 赋值 } }