// Code generated by ent, DO NOT EDIT.

package attachment

import (
	"time"

	"entgo.io/ent/dialect/sql"
)

const (
	// Label holds the string label denoting the attachment type in the database.
	Label = "attachment"
	// FieldID holds the string denoting the id field in the database.
	FieldID = "id"
	// FieldBizType holds the string denoting the biztype field in the database.
	FieldBizType = "biz_type"
	// FieldBizId holds the string denoting the bizid field in the database.
	FieldBizId = "biz_id"
	// FieldFileName holds the string denoting the filename field in the database.
	FieldFileName = "file_name"
	// FieldFilePath holds the string denoting the filepath field in the database.
	FieldFilePath = "file_path"
	// FieldFileSize holds the string denoting the filesize field in the database.
	FieldFileSize = "file_size"
	// FieldUploader holds the string denoting the uploader field in the database.
	FieldUploader = "uploader"
	// FieldCreatedAt holds the string denoting the createdat field in the database.
	FieldCreatedAt = "created_at"
	// Table holds the table name of the attachment in the database.
	Table = "attachment"
)

// Columns holds all SQL columns for attachment fields.
var Columns = []string{
	FieldID,
	FieldBizType,
	FieldBizId,
	FieldFileName,
	FieldFilePath,
	FieldFileSize,
	FieldUploader,
	FieldCreatedAt,
}

// ValidColumn reports if the column name is valid (part of the table columns).
func ValidColumn(column string) bool {
	for i := range Columns {
		if column == Columns[i] {
			return true
		}
	}
	return false
}

var (
	// BizTypeValidator is a validator for the "bizType" field. It is called by the builders before save.
	BizTypeValidator func(string) error
	// BizIdValidator is a validator for the "bizId" field. It is called by the builders before save.
	BizIdValidator func(string) error
	// FileNameValidator is a validator for the "fileName" field. It is called by the builders before save.
	FileNameValidator func(string) error
	// FilePathValidator is a validator for the "filePath" field. It is called by the builders before save.
	FilePathValidator func(string) error
	// DefaultFileSize holds the default value on creation for the "fileSize" field.
	DefaultFileSize int
	// DefaultUploader holds the default value on creation for the "uploader" field.
	DefaultUploader string
	// UploaderValidator is a validator for the "uploader" field. It is called by the builders before save.
	UploaderValidator func(string) error
	// DefaultCreatedAt holds the default value on creation for the "createdAt" field.
	DefaultCreatedAt func() time.Time
	// IDValidator is a validator for the "id" field. It is called by the builders before save.
	IDValidator func(int) error
)

// OrderOption defines the ordering options for the Attachment queries.
type OrderOption func(*sql.Selector)

// ByID orders the results by the id field.
func ByID(opts ...sql.OrderTermOption) OrderOption {
	return sql.OrderByField(FieldID, opts...).ToFunc()
}

// ByBizType orders the results by the bizType field.
func ByBizType(opts ...sql.OrderTermOption) OrderOption {
	return sql.OrderByField(FieldBizType, opts...).ToFunc()
}

// ByBizId orders the results by the bizId field.
func ByBizId(opts ...sql.OrderTermOption) OrderOption {
	return sql.OrderByField(FieldBizId, opts...).ToFunc()
}

// ByFileName orders the results by the fileName field.
func ByFileName(opts ...sql.OrderTermOption) OrderOption {
	return sql.OrderByField(FieldFileName, opts...).ToFunc()
}

// ByFilePath orders the results by the filePath field.
func ByFilePath(opts ...sql.OrderTermOption) OrderOption {
	return sql.OrderByField(FieldFilePath, opts...).ToFunc()
}

// ByFileSize orders the results by the fileSize field.
func ByFileSize(opts ...sql.OrderTermOption) OrderOption {
	return sql.OrderByField(FieldFileSize, opts...).ToFunc()
}

// ByUploader orders the results by the uploader field.
func ByUploader(opts ...sql.OrderTermOption) OrderOption {
	return sql.OrderByField(FieldUploader, opts...).ToFunc()
}

// ByCreatedAt orders the results by the createdAt field.
func ByCreatedAt(opts ...sql.OrderTermOption) OrderOption {
	return sql.OrderByField(FieldCreatedAt, opts...).ToFunc()
}