package models

import (
	"fmt"
	"time"

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

type AchievementChance struct {
	Id            int64     `orm:"column(id);pk"`
	AchievementId int64     `orm:"column(achievement_id);null" description:"成果编号 表achievement.id"`
	ChanceId      int64     `orm:"column(chance_id);null" description:"机会编号 表chance.id"`
	ChanceCode    string    `orm:"column(chance_code);size(255);null" description:"机会编号 表chance.code"`
	CreateAt      time.Time `orm:"column(create_at);type(timestamp);null" description:"创建时间"`
}

func (t *AchievementChance) TableName() string {
	return "achievement_chance"
}

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

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

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

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

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