video_course/repository/postgres/test.go

package postgres

import (
	"encoding/json"
	"fmt"
	"github.com/jackc/pgx/v4"
)

type Test struct {
	base
}

func (t Test) UserAdd(name string) {
	stCode := -999
	sql := `select fn_user_add2($1,$2);`
	_, err := t.writeDB().QueryFunc(t.ctx(), sql, []interface{}{name, stCode}, []interface{}{&stCode}, func(pgx.QueryFuncRow) error {
		fmt.Printf("%v", stCode)
		return nil
	})
	if err != nil {
		fmt.Printf("QueryFunc error: %v", err)
	}

}

type UserListInfo struct {
	Id   int
	Name string
}

func (t Test) UserList1() (rs []interface{}, err error) {
	//var id int32
	//var name string
	//var ct time.Time
	var one interface{}
	var rs_ struct {
		Rs []interface{}
	}
	//var a interface{}

	sql := `select id,name from func_userlist_query();`
	_, err = t.writeDB().QueryFunc(t.ctx(), sql, []interface{}{}, []interface{}{&one}, func(rows pgx.QueryFuncRow) error {

		rs_.Rs = append(rs_.Rs, one)
		return nil
	})
	if err != nil {
		fmt.Printf("QueryFunc error: %v", err)
	}

	data, err := json.Marshal(rs_)
	println(string(data))
	return
}
func (t Test) UserList2() (rs []interface{}, err error) {
	//var id int32
	//var name string
	//var ct time.Time
	usone := UserListInfo{}

	sql := `select id,name from func_userlist_query();`
	_, err = t.writeDB().QueryFunc(t.ctx(), sql, []interface{}{}, []interface{}{&usone.Id, &usone.Name}, func(pgx.QueryFuncRow) error {

		fmt.Printf("%v\n", usone)
		rs = append(rs, usone)

		return nil
	})
	if err != nil {
		fmt.Printf("QueryFunc error: %v", err)
	}
	return
}
func (t Test) UserList() (rs []interface{}, err error) {
	var id int
	var name string
	//var ct time.Time
	//usone := UserListInfo{}

	sql := `select id,name from func_userlist_query();`
	_, err = t.writeDB().QueryFunc(t.ctx(), sql, []interface{}{}, []interface{}{&id, &name}, func(pgx.QueryFuncRow) error {
		usone := UserListInfo{id, name}
		fmt.Printf("%v\n", usone)
		rs = append(rs, usone)

		return nil
	})
	if err != nil {
		fmt.Printf("QueryFunc error: %v", err)
	}
	return
}