package model

import (
	"aps_crm/constvar"
	"aps_crm/pkg/mysqlx"
	"errors"
	"fmt"
	"gorm.io/gorm"
)

type (
	// Faq 常见问题
	Faq struct {
		Id   int    `json:"id" gorm:"column:id;primary_key;AUTO_INCREMENT"`
		Name string `json:"name" gorm:"column:name"`
	}

	// FaqSearch 常见问题搜索条件
	FaqSearch struct {
		Faq
		Orm         *gorm.DB
		QueryClass  constvar.FaqQueryClass
		KeywordType constvar.FaqKeywordType
		Keyword     string
		PageNum     int
		PageSize    int
	}
)

func (Faq) TableName() string {
	return "faq"
}

func NewFaqSearch() *FaqSearch {
	return &FaqSearch{
		Orm: mysqlx.GetDB(),
	}
}

func (slf *FaqSearch) build() *gorm.DB {
	var db = slf.Orm.Model(&Faq{})
	if slf.Id != 0 {
		db = db.Where("id = ?", slf.Id)
	}

	return db
}

func (slf *FaqSearch) Create(record *Faq) error {
	var db = slf.build()
	return db.Create(record).Error
}

func (slf *FaqSearch) CreateBatch(records []*Faq) error {
	var db = slf.build()
	return db.Create(records).Error
}

func (slf *FaqSearch) Delete() error {
	var db = slf.build()
	return db.Delete(&Faq{}).Error
}

func (slf *FaqSearch) Update(record *Faq) error {
	var db = slf.build()
	return db.Updates(record).Error
}

func (slf *FaqSearch) FindAll() ([]*Faq, error) {
	var db = slf.build()
	var record = make([]*Faq, 0)
	err := db.Find(&record).Error
	return record, err
}

func (slf *FaqSearch) SetId(id int) *FaqSearch {
	slf.Id = id
	return slf
}

func (slf *FaqSearch) First() (*Faq, error) {
	var db = slf.build()
	var record = new(Faq)
	err := db.First(record).Error
	return record, err
}

func (slf *FaqSearch) Updates(values interface{}) error {
	var db = slf.build()
	return db.Updates(values).Error
}

func (slf *FaqSearch) Save(record *Faq) error {
	if record.Id == 0 {
		return errors.New("id为空")
	}
	var db = slf.build()

	if err := db.Save(record).Error; err != nil {
		return fmt.Errorf("save err: %v, record: %+v", err, record)
	}

	return nil
}

func (slf *FaqSearch) Find() ([]*Faq, int64, error) {
	var db = slf.build()
	var records = make([]*Faq, 0)
	var total int64
	if err := db.Count(&total).Error; err != nil {
		return records, total, err
	}
	if slf.PageNum > 0 && slf.PageSize > 0 {
		db = db.Limit(slf.PageSize).Offset((slf.PageNum - 1) * slf.PageSize)
	}

	err := db.Find(&records).Error
	return records, total, err
}