// Code generated by ent, DO NOT EDIT.

package tutorial

import (
	"time"

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

const (
	// Label holds the string label denoting the tutorial type in the database.
	Label = "tutorial"
	// FieldID holds the string denoting the id field in the database.
	FieldID = "id"
	// FieldCreatedAt holds the string denoting the created_at field in the database.
	FieldCreatedAt = "created_at"
	// FieldUpdatedAt holds the string denoting the updated_at field in the database.
	FieldUpdatedAt = "updated_at"
	// FieldDeletedAt holds the string denoting the deleted_at field in the database.
	FieldDeletedAt = "deleted_at"
	// FieldEmployeeID holds the string denoting the employee_id field in the database.
	FieldEmployeeID = "employee_id"
	// FieldIndex holds the string denoting the index field in the database.
	FieldIndex = "index"
	// FieldTitle holds the string denoting the title field in the database.
	FieldTitle = "title"
	// FieldContent holds the string denoting the content field in the database.
	FieldContent = "content"
	// FieldOrganizationID holds the string denoting the organization_id field in the database.
	FieldOrganizationID = "organization_id"
	// EdgeEmployee holds the string denoting the employee edge name in mutations.
	EdgeEmployee = "employee"
	// Table holds the table name of the tutorial in the database.
	Table = "tutorial"
	// EmployeeTable is the table that holds the employee relation/edge.
	EmployeeTable = "tutorial"
	// EmployeeInverseTable is the table name for the Employee entity.
	// It exists in this package in order to avoid circular dependency with the "employee" package.
	EmployeeInverseTable = "employee"
	// EmployeeColumn is the table column denoting the employee relation/edge.
	EmployeeColumn = "employee_id"
)

// Columns holds all SQL columns for tutorial fields.
var Columns = []string{
	FieldID,
	FieldCreatedAt,
	FieldUpdatedAt,
	FieldDeletedAt,
	FieldEmployeeID,
	FieldIndex,
	FieldTitle,
	FieldContent,
	FieldOrganizationID,
}

// 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
}

// Note that the variables below are initialized by the runtime
// package on the initialization of the application. Therefore,
// it should be imported in the main as follows:
//
//	import _ "wechat-api/ent/runtime"
var (
	Hooks        [1]ent.Hook
	Interceptors [1]ent.Interceptor
	// DefaultCreatedAt holds the default value on creation for the "created_at" field.
	DefaultCreatedAt func() time.Time
	// DefaultUpdatedAt holds the default value on creation for the "updated_at" field.
	DefaultUpdatedAt func() time.Time
	// UpdateDefaultUpdatedAt holds the default value on update for the "updated_at" field.
	UpdateDefaultUpdatedAt func() time.Time
	// EmployeeIDValidator is a validator for the "employee_id" field. It is called by the builders before save.
	EmployeeIDValidator func(uint64) error
	// OrganizationIDValidator is a validator for the "organization_id" field. It is called by the builders before save.
	OrganizationIDValidator func(uint64) error
)

// OrderOption defines the ordering options for the Tutorial 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()
}

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

// ByUpdatedAt orders the results by the updated_at field.
func ByUpdatedAt(opts ...sql.OrderTermOption) OrderOption {
	return sql.OrderByField(FieldUpdatedAt, opts...).ToFunc()
}

// ByDeletedAt orders the results by the deleted_at field.
func ByDeletedAt(opts ...sql.OrderTermOption) OrderOption {
	return sql.OrderByField(FieldDeletedAt, opts...).ToFunc()
}

// ByEmployeeID orders the results by the employee_id field.
func ByEmployeeID(opts ...sql.OrderTermOption) OrderOption {
	return sql.OrderByField(FieldEmployeeID, opts...).ToFunc()
}

// ByIndex orders the results by the index field.
func ByIndex(opts ...sql.OrderTermOption) OrderOption {
	return sql.OrderByField(FieldIndex, opts...).ToFunc()
}

// ByTitle orders the results by the title field.
func ByTitle(opts ...sql.OrderTermOption) OrderOption {
	return sql.OrderByField(FieldTitle, opts...).ToFunc()
}

// ByContent orders the results by the content field.
func ByContent(opts ...sql.OrderTermOption) OrderOption {
	return sql.OrderByField(FieldContent, opts...).ToFunc()
}

// ByOrganizationID orders the results by the organization_id field.
func ByOrganizationID(opts ...sql.OrderTermOption) OrderOption {
	return sql.OrderByField(FieldOrganizationID, opts...).ToFunc()
}

// ByEmployeeField orders the results by employee field.
func ByEmployeeField(field string, opts ...sql.OrderTermOption) OrderOption {
	return func(s *sql.Selector) {
		sqlgraph.OrderByNeighborTerms(s, newEmployeeStep(), sql.OrderByField(field, opts...))
	}
}
func newEmployeeStep() *sqlgraph.Step {
	return sqlgraph.NewStep(
		sqlgraph.From(Table, FieldID),
		sqlgraph.To(EmployeeInverseTable, FieldID),
		sqlgraph.Edge(sqlgraph.M2O, true, EmployeeTable, EmployeeColumn),
	)
}