package models

import (
	"fmt"
	"time"

	"github.com/astaxie/beego/orm"
)

type BulletinQuestion struct {
	Id         int       `orm:"column(id);auto"`
	BulletinId int       `orm:"column(bulletin_id);null" description:"公告id"`
	Type       int8      `orm:"column(type);null" description:"类型：0-单选，1-多选"`
	Title      string    `orm:"column(title);size(2000);null" description:"标题"`
	Content    string    `orm:"column(content);size(2000);null" description:"内容"`
	CreateAt   time.Time `orm:"column(create_at);type(timestamp);null" description:"创建时间"`
	UpdateAt   time.Time `orm:"column(update_at);type(timestamp);null" description:"更新时间"`
}

func (t *BulletinQuestion) TableName() string {
	return "bulletin_question"
}

func init() {
	orm.RegisterModel(new(BulletinQuestion))
}

// AddBulletinQuestion insert a new BulletinQuestion into database and returns
// last inserted Id on success.
func AddBulletinQuestion(m *BulletinQuestion) (id int64, err error) {
	o := orm.NewOrm()
	id, err = o.Insert(m)
	return
}

// GetBulletinQuestionById retrieves BulletinQuestion by Id. Returns error if
// Id doesn't exist
func GetBulletinQuestionById(id int) (v *BulletinQuestion, err error) {
	o := orm.NewOrm()
	v = &BulletinQuestion{Id: id}
	if err = o.Read(v); err == nil {
		return v, nil
	}
	return nil, err
}

// UpdateBulletinQuestion updates BulletinQuestion by Id and returns error if
// the record to be updated doesn't exist
func UpdateBulletinQuestionById(m *BulletinQuestion) (err error) {
	o := orm.NewOrm()
	v := BulletinQuestion{Id: m.Id}
	// ascertain id exists in the database
	if err = o.Read(&v); err == nil {
		var num int64
		if num, err = o.Update(m); err == nil {
			fmt.Println("Number of records updated in database:", num)
		}
	}
	return
}

// DeleteBulletinQuestion deletes BulletinQuestion by Id and returns error if
// the record to be deleted doesn't exist
func DeleteBulletinQuestion(id int) (err error) {
	o := orm.NewOrm()
	v := BulletinQuestion{Id: id}
	// ascertain id exists in the database
	if err = o.Read(&v); err == nil {
		var num int64
		if num, err = o.Delete(&BulletinQuestion{Id: id}); err == nil {
			fmt.Println("Number of records deleted in database:", num)
		}
	}
	return
}

func GetBulletinQuestionByBulletinId(id int) (v *BulletinQuestion, err error) {
	o := orm.NewOrm()
	sql := "select * from bulletin_question where bulletin_id=?"
	if err = o.Raw(sql, id).QueryRow(&v); err == nil {
		return v, nil
	}
	return nil, err
}