package models

import (
	"fmt"
	"time"

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

type ChanceVideo struct {
	Id       int64     `orm:"column(id);auto"`
	ChanceId int64     `orm:"column(chance_id);null" description:"表chance.id 机会id"`
	Path     string    `orm:"column(path);size(500);null" description:"路径"`
	Cover    string    `orm:"column(cover);size(500);null" description:"封面"`
	CreateAt time.Time `orm:"column(create_at);type(timestamp)"`
}

func (t *ChanceVideo) TableName() string {
	return "chance_video"
}

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

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

// GetChanceVideoById retrieves ChanceVideo by Id. Returns error if
// Id doesn't exist
func GetChanceVideoById(id int64) (v *ChanceVideo, err error) {
	o := orm.NewOrm()
	v = &ChanceVideo{Id: id}
	if err = o.Read(v); err == nil {
		return v, nil
	}
	return nil, err
}

// UpdateChanceVideo updates ChanceVideo by Id and returns error if
// the record to be updated doesn't exist
func UpdateChanceVideoById(m *ChanceVideo) (err error) {
	o := orm.NewOrm()
	v := ChanceVideo{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
}

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