package rag

import (
	"database/sql"
	"eta/eta_api/global"
	"eta/eta_api/utils"
	"fmt"
	"time"
)

type Question struct {
	QuestionId      int       `gorm:"column:question_id;type:int(9) UNSIGNED;primaryKey;not null;" description:"question_id"`
	QuestionTitle   string    `gorm:"column:question_title;type:varchar(255);comment:问题标题;" description:"问题标题"`
	QuestionContent string    `gorm:"column:question_content;type:varchar(255);comment:问题内容;" description:"问题内容"`
	Sort            int       `gorm:"column:sort;type:int(11);comment:排序;default:0;" description:"排序"`
	SysUserId       int       `gorm:"column:sys_user_id;type:int(11);comment:添加人id;default:0;" description:"添加人id"`
	SysUserRealName string    `gorm:"column:sys_user_real_name;type:varchar(255);comment:添加人真实名称;" description:"添加人真实名称"`
	ModifyTime      time.Time `gorm:"column:modify_time;type:datetime;default:NULL;" description:"modify_time"`
	CreateTime      time.Time `gorm:"column:create_time;type:datetime;default:NULL;" description:"create_time"`
}

// TableName get sql table name.获取数据库表名
func (m *Question) TableName() string {
	return "question"
}

// QuestionColumns get sql column name.获取数据库列名
var QuestionColumns = struct {
	QuestionID      string
	QuestionTitle   string
	QuestionContent string
	Sort            string
	ModifyTime      string
	CreateTime      string
}{
	QuestionID:      "question_id",
	QuestionTitle:   "question_title",
	QuestionContent: "question_content",
	Sort:            "sort",
	ModifyTime:      "modify_time",
	CreateTime:      "create_time",
}

func (m *Question) Create() (err error) {
	err = global.DbMap[utils.DbNameAI].Create(&m).Error

	return
}

func (m *Question) Update(updateCols []string) (err error) {
	err = global.DbMap[utils.DbNameAI].Select(updateCols).Updates(&m).Error

	return
}

func (m *Question) Del() (err error) {
	err = global.DbMap[utils.DbNameAI].Delete(&m).Error

	return
}

type QuestionView struct {
	QuestionId      int    `gorm:"column:question_id;type:int(9) UNSIGNED;primaryKey;not null;" description:"question_id"`
	QuestionTitle   string `gorm:"column:question_title;type:varchar(255);comment:问题标题;" description:"问题标题"`
	QuestionContent string `gorm:"column:question_content;type:varchar(255);comment:问题内容;" description:"问题内容"`
	Sort            int    `gorm:"column:sort;type:int(11);comment:排序;default:0;" description:"排序"`
	SysUserId       int    `gorm:"column:sys_user_id;type:int(11);comment:添加人id;default:0;" description:"添加人id"`
	SysUserRealName string `gorm:"column:sys_user_real_name;type:varchar(255);comment:添加人真实名称;" description:"添加人真实名称"`
	ModifyTime      string `gorm:"column:modify_time;type:datetime;default:NULL;" description:"modify_time"`
	CreateTime      string `gorm:"column:create_time;type:datetime;default:NULL;" description:"create_time"`
}

func (m *Question) ToView() QuestionView {
	var modifyTime, createTime string

	if !m.CreateTime.IsZero() {
		createTime = m.CreateTime.Format(utils.FormatDateTime)
	}
	if !m.ModifyTime.IsZero() {
		modifyTime = m.ModifyTime.Format(utils.FormatDateTime)
	}
	return QuestionView{
		QuestionId:      m.QuestionId,
		QuestionTitle:   m.QuestionTitle,
		QuestionContent: m.QuestionContent,
		Sort:            m.Sort,
		SysUserId:       m.SysUserId,
		SysUserRealName: m.SysUserRealName,
		ModifyTime:      modifyTime,
		CreateTime:      createTime,
	}
}

func (m *Question) ListToViewList(list []*Question) (wechatArticleViewList []QuestionView) {
	wechatArticleViewList = make([]QuestionView, 0)

	for _, v := range list {
		wechatArticleViewList = append(wechatArticleViewList, v.ToView())
	}
	return
}

func (m *Question) GetByID(id int) (item *Question, err error) {
	err = global.DbMap[utils.DbNameAI].Where(fmt.Sprintf("%s = ?", QuestionColumns.QuestionID), id).First(&item).Error

	return
}

func (m *Question) GetByCondition(condition string, pars []interface{}) (item *Question, err error) {
	sqlStr := fmt.Sprintf(`SELECT * FROM %s WHERE 1=1 %s`, m.TableName(), condition)
	err = global.DbMap[utils.DbNameAI].Raw(sqlStr, pars...).First(&item).Error

	return
}

func (m *Question) GetListByCondition(field, condition string, pars []interface{}, startSize, pageSize int) (items []*Question, err error) {
	if field == "" {
		field = "*"
	}
	sqlStr := fmt.Sprintf(`SELECT %s FROM %s WHERE 1=1 %s order by question_id desc LIMIT ?,?`, field, m.TableName(), condition)
	pars = append(pars, startSize, pageSize)
	err = global.DbMap[utils.DbNameAI].Raw(sqlStr, pars...).Find(&items).Error

	return
}

func (m *Question) GetCountByCondition(condition string, pars []interface{}) (total int, err error) {
	var intNull sql.NullInt64
	sqlStr := fmt.Sprintf(`SELECT COUNT(1) total FROM %s WHERE 1=1 %s`, m.TableName(), condition)
	err = global.DbMap[utils.DbNameAI].Raw(sqlStr, pars...).Scan(&intNull).Error
	if err == nil && intNull.Valid {
		total = int(intNull.Int64)
	}

	return
}

func (m *Question) GetPageListByCondition(condition string, pars []interface{}, startSize, pageSize int) (total int, items []*Question, err error) {

	total, err = m.GetCountByCondition(condition, pars)
	if err != nil {
		return
	}
	if total > 0 {
		items, err = m.GetListByCondition(``, condition, pars, startSize, pageSize)
	}

	return
}

func (m *Question) GetTitlePageListByCondition(condition string, pars []interface{}, startSize, pageSize int) (total int, items []*Question, err error) {
	total, err = m.GetCountByCondition(condition, pars)
	if err != nil {
		return
	}
	if total > 0 {
		items, err = m.GetListByCondition(`question_id,question_title,sort`, condition, pars, startSize, pageSize)
	}

	return
}