// Code generated by gorm.io/gen. DO NOT EDIT.
// Code generated by gorm.io/gen. DO NOT EDIT.
// Code generated by gorm.io/gen. DO NOT EDIT.

package queries

import (
	"context"

	"gorm.io/gorm"
	"gorm.io/gorm/clause"
	"gorm.io/gorm/schema"

	"gorm.io/gen"
	"gorm.io/gen/field"

	"gorm.io/plugin/dbresolver"

	"platform/web/models"
)

func newCoupon(db *gorm.DB, opts ...gen.DOOption) coupon {
	_coupon := coupon{}

	_coupon.couponDo.UseDB(db, opts...)
	_coupon.couponDo.UseModel(&models.Coupon{})

	tableName := _coupon.couponDo.TableName()
	_coupon.ALL = field.NewAsterisk(tableName)
	_coupon.ID = field.NewInt32(tableName, "id")
	_coupon.CreatedAt = field.NewTime(tableName, "created_at")
	_coupon.UpdatedAt = field.NewTime(tableName, "updated_at")
	_coupon.DeletedAt = field.NewField(tableName, "deleted_at")
	_coupon.Name = field.NewString(tableName, "name")
	_coupon.Amount = field.NewField(tableName, "amount")
	_coupon.MinAmount = field.NewField(tableName, "min_amount")
	_coupon.Count_ = field.NewInt32(tableName, "count")
	_coupon.Status = field.NewInt(tableName, "status")
	_coupon.ExpireType = field.NewInt(tableName, "expire_type")
	_coupon.ExpireAt = field.NewTime(tableName, "expire_at")
	_coupon.ExpireIn = field.NewInt(tableName, "expire_in")

	_coupon.fillFieldMap()

	return _coupon
}

type coupon struct {
	couponDo

	ALL        field.Asterisk
	ID         field.Int32
	CreatedAt  field.Time
	UpdatedAt  field.Time
	DeletedAt  field.Field
	Name       field.String
	Amount     field.Field
	MinAmount  field.Field
	Count_     field.Int32
	Status     field.Int
	ExpireType field.Int
	ExpireAt   field.Time
	ExpireIn   field.Int

	fieldMap map[string]field.Expr
}

func (c coupon) Table(newTableName string) *coupon {
	c.couponDo.UseTable(newTableName)
	return c.updateTableName(newTableName)
}

func (c coupon) As(alias string) *coupon {
	c.couponDo.DO = *(c.couponDo.As(alias).(*gen.DO))
	return c.updateTableName(alias)
}

func (c *coupon) updateTableName(table string) *coupon {
	c.ALL = field.NewAsterisk(table)
	c.ID = field.NewInt32(table, "id")
	c.CreatedAt = field.NewTime(table, "created_at")
	c.UpdatedAt = field.NewTime(table, "updated_at")
	c.DeletedAt = field.NewField(table, "deleted_at")
	c.Name = field.NewString(table, "name")
	c.Amount = field.NewField(table, "amount")
	c.MinAmount = field.NewField(table, "min_amount")
	c.Count_ = field.NewInt32(table, "count")
	c.Status = field.NewInt(table, "status")
	c.ExpireType = field.NewInt(table, "expire_type")
	c.ExpireAt = field.NewTime(table, "expire_at")
	c.ExpireIn = field.NewInt(table, "expire_in")

	c.fillFieldMap()

	return c
}

func (c *coupon) GetFieldByName(fieldName string) (field.OrderExpr, bool) {
	_f, ok := c.fieldMap[fieldName]
	if !ok || _f == nil {
		return nil, false
	}
	_oe, ok := _f.(field.OrderExpr)
	return _oe, ok
}

func (c *coupon) fillFieldMap() {
	c.fieldMap = make(map[string]field.Expr, 12)
	c.fieldMap["id"] = c.ID
	c.fieldMap["created_at"] = c.CreatedAt
	c.fieldMap["updated_at"] = c.UpdatedAt
	c.fieldMap["deleted_at"] = c.DeletedAt
	c.fieldMap["name"] = c.Name
	c.fieldMap["amount"] = c.Amount
	c.fieldMap["min_amount"] = c.MinAmount
	c.fieldMap["count"] = c.Count_
	c.fieldMap["status"] = c.Status
	c.fieldMap["expire_type"] = c.ExpireType
	c.fieldMap["expire_at"] = c.ExpireAt
	c.fieldMap["expire_in"] = c.ExpireIn
}

func (c coupon) clone(db *gorm.DB) coupon {
	c.couponDo.ReplaceConnPool(db.Statement.ConnPool)
	return c
}

func (c coupon) replaceDB(db *gorm.DB) coupon {
	c.couponDo.ReplaceDB(db)
	return c
}

type couponDo struct{ gen.DO }

func (c couponDo) Debug() *couponDo {
	return c.withDO(c.DO.Debug())
}

func (c couponDo) WithContext(ctx context.Context) *couponDo {
	return c.withDO(c.DO.WithContext(ctx))
}

func (c couponDo) ReadDB() *couponDo {
	return c.Clauses(dbresolver.Read)
}

func (c couponDo) WriteDB() *couponDo {
	return c.Clauses(dbresolver.Write)
}

func (c couponDo) Session(config *gorm.Session) *couponDo {
	return c.withDO(c.DO.Session(config))
}

func (c couponDo) Clauses(conds ...clause.Expression) *couponDo {
	return c.withDO(c.DO.Clauses(conds...))
}

func (c couponDo) Returning(value interface{}, columns ...string) *couponDo {
	return c.withDO(c.DO.Returning(value, columns...))
}

func (c couponDo) Not(conds ...gen.Condition) *couponDo {
	return c.withDO(c.DO.Not(conds...))
}

func (c couponDo) Or(conds ...gen.Condition) *couponDo {
	return c.withDO(c.DO.Or(conds...))
}

func (c couponDo) Select(conds ...field.Expr) *couponDo {
	return c.withDO(c.DO.Select(conds...))
}

func (c couponDo) Where(conds ...gen.Condition) *couponDo {
	return c.withDO(c.DO.Where(conds...))
}

func (c couponDo) Order(conds ...field.Expr) *couponDo {
	return c.withDO(c.DO.Order(conds...))
}

func (c couponDo) Distinct(cols ...field.Expr) *couponDo {
	return c.withDO(c.DO.Distinct(cols...))
}

func (c couponDo) Omit(cols ...field.Expr) *couponDo {
	return c.withDO(c.DO.Omit(cols...))
}

func (c couponDo) Join(table schema.Tabler, on ...field.Expr) *couponDo {
	return c.withDO(c.DO.Join(table, on...))
}

func (c couponDo) LeftJoin(table schema.Tabler, on ...field.Expr) *couponDo {
	return c.withDO(c.DO.LeftJoin(table, on...))
}

func (c couponDo) RightJoin(table schema.Tabler, on ...field.Expr) *couponDo {
	return c.withDO(c.DO.RightJoin(table, on...))
}

func (c couponDo) Group(cols ...field.Expr) *couponDo {
	return c.withDO(c.DO.Group(cols...))
}

func (c couponDo) Having(conds ...gen.Condition) *couponDo {
	return c.withDO(c.DO.Having(conds...))
}

func (c couponDo) Limit(limit int) *couponDo {
	return c.withDO(c.DO.Limit(limit))
}

func (c couponDo) Offset(offset int) *couponDo {
	return c.withDO(c.DO.Offset(offset))
}

func (c couponDo) Scopes(funcs ...func(gen.Dao) gen.Dao) *couponDo {
	return c.withDO(c.DO.Scopes(funcs...))
}

func (c couponDo) Unscoped() *couponDo {
	return c.withDO(c.DO.Unscoped())
}

func (c couponDo) Create(values ...*models.Coupon) error {
	if len(values) == 0 {
		return nil
	}
	return c.DO.Create(values)
}

func (c couponDo) CreateInBatches(values []*models.Coupon, batchSize int) error {
	return c.DO.CreateInBatches(values, batchSize)
}

// Save : !!! underlying implementation is different with GORM
// The method is equivalent to executing the statement: db.Clauses(clause.OnConflict{UpdateAll: true}).Create(values)
func (c couponDo) Save(values ...*models.Coupon) error {
	if len(values) == 0 {
		return nil
	}
	return c.DO.Save(values)
}

func (c couponDo) First() (*models.Coupon, error) {
	if result, err := c.DO.First(); err != nil {
		return nil, err
	} else {
		return result.(*models.Coupon), nil
	}
}

func (c couponDo) Take() (*models.Coupon, error) {
	if result, err := c.DO.Take(); err != nil {
		return nil, err
	} else {
		return result.(*models.Coupon), nil
	}
}

func (c couponDo) Last() (*models.Coupon, error) {
	if result, err := c.DO.Last(); err != nil {
		return nil, err
	} else {
		return result.(*models.Coupon), nil
	}
}

func (c couponDo) Find() ([]*models.Coupon, error) {
	result, err := c.DO.Find()
	return result.([]*models.Coupon), err
}

func (c couponDo) FindInBatch(batchSize int, fc func(tx gen.Dao, batch int) error) (results []*models.Coupon, err error) {
	buf := make([]*models.Coupon, 0, batchSize)
	err = c.DO.FindInBatches(&buf, batchSize, func(tx gen.Dao, batch int) error {
		defer func() { results = append(results, buf...) }()
		return fc(tx, batch)
	})
	return results, err
}

func (c couponDo) FindInBatches(result *[]*models.Coupon, batchSize int, fc func(tx gen.Dao, batch int) error) error {
	return c.DO.FindInBatches(result, batchSize, fc)
}

func (c couponDo) Attrs(attrs ...field.AssignExpr) *couponDo {
	return c.withDO(c.DO.Attrs(attrs...))
}

func (c couponDo) Assign(attrs ...field.AssignExpr) *couponDo {
	return c.withDO(c.DO.Assign(attrs...))
}

func (c couponDo) Joins(fields ...field.RelationField) *couponDo {
	for _, _f := range fields {
		c = *c.withDO(c.DO.Joins(_f))
	}
	return &c
}

func (c couponDo) Preload(fields ...field.RelationField) *couponDo {
	for _, _f := range fields {
		c = *c.withDO(c.DO.Preload(_f))
	}
	return &c
}

func (c couponDo) FirstOrInit() (*models.Coupon, error) {
	if result, err := c.DO.FirstOrInit(); err != nil {
		return nil, err
	} else {
		return result.(*models.Coupon), nil
	}
}

func (c couponDo) FirstOrCreate() (*models.Coupon, error) {
	if result, err := c.DO.FirstOrCreate(); err != nil {
		return nil, err
	} else {
		return result.(*models.Coupon), nil
	}
}

func (c couponDo) FindByPage(offset int, limit int) (result []*models.Coupon, count int64, err error) {
	result, err = c.Offset(offset).Limit(limit).Find()
	if err != nil {
		return
	}

	if size := len(result); 0 < limit && 0 < size && size < limit {
		count = int64(size + offset)
		return
	}

	count, err = c.Offset(-1).Limit(-1).Count()
	return
}

func (c couponDo) ScanByPage(result interface{}, offset int, limit int) (count int64, err error) {
	count, err = c.Count()
	if err != nil {
		return
	}

	err = c.Offset(offset).Limit(limit).Scan(result)
	return
}

func (c couponDo) Scan(result interface{}) (err error) {
	return c.DO.Scan(result)
}

func (c couponDo) Delete(models ...*models.Coupon) (result gen.ResultInfo, err error) {
	return c.DO.Delete(models)
}

func (c *couponDo) withDO(do gen.Dao) *couponDo {
	c.DO = *do.(*gen.DO)
	return c
}