// Copyright 2019-present Facebook Inc. All rights reserved.
// This source code is licensed under the Apache 2.0 license found
// in the LICENSE file in the root directory of this source tree.

// Code generated by ent, DO NOT EDIT.

package role

import (
	"time"

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

const (
	// Label holds the string label denoting the role type in the database.
	Label = "role"
	// FieldID holds the string denoting the id field in the database.
	FieldID = "id"
	// FieldName holds the string denoting the name field in the database.
	FieldName = "name"
	// FieldCreatedAt holds the string denoting the created_at field in the database.
	FieldCreatedAt = "created_at"
	// EdgeUser holds the string denoting the user edge name in mutations.
	EdgeUser = "user"
	// EdgeRolesUsers holds the string denoting the roles_users edge name in mutations.
	EdgeRolesUsers = "roles_users"
	// Table holds the table name of the role in the database.
	Table = "roles"
	// UserTable is the table that holds the user relation/edge. The primary key declared below.
	UserTable = "role_users"
	// UserInverseTable is the table name for the User entity.
	// It exists in this package in order to avoid circular dependency with the "user" package.
	UserInverseTable = "users"
	// RolesUsersTable is the table that holds the roles_users relation/edge.
	RolesUsersTable = "role_users"
	// RolesUsersInverseTable is the table name for the RoleUser entity.
	// It exists in this package in order to avoid circular dependency with the "roleuser" package.
	RolesUsersInverseTable = "role_users"
	// RolesUsersColumn is the table column denoting the roles_users relation/edge.
	RolesUsersColumn = "role_id"
)

// Columns holds all SQL columns for role fields.
var Columns = []string{
	FieldID,
	FieldName,
	FieldCreatedAt,
}

var (
	// UserPrimaryKey and UserColumn2 are the table columns denoting the
	// primary key for the user relation (M2M).
	UserPrimaryKey = []string{"user_id", "role_id"}
)

// 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 (
	// DefaultCreatedAt holds the default value on creation for the "created_at" field.
	DefaultCreatedAt func() time.Time
)

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

// ByName orders the results by the name field.
func ByName(opts ...sql.OrderTermOption) OrderOption {
	return sql.OrderByField(FieldName, opts...).ToFunc()
}

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

// ByUserCount orders the results by user count.
func ByUserCount(opts ...sql.OrderTermOption) OrderOption {
	return func(s *sql.Selector) {
		sqlgraph.OrderByNeighborsCount(s, newUserStep(), opts...)
	}
}

// ByUser orders the results by user terms.
func ByUser(term sql.OrderTerm, terms ...sql.OrderTerm) OrderOption {
	return func(s *sql.Selector) {
		sqlgraph.OrderByNeighborTerms(s, newUserStep(), append([]sql.OrderTerm{term}, terms...)...)
	}
}

// ByRolesUsersCount orders the results by roles_users count.
func ByRolesUsersCount(opts ...sql.OrderTermOption) OrderOption {
	return func(s *sql.Selector) {
		sqlgraph.OrderByNeighborsCount(s, newRolesUsersStep(), opts...)
	}
}

// ByRolesUsers orders the results by roles_users terms.
func ByRolesUsers(term sql.OrderTerm, terms ...sql.OrderTerm) OrderOption {
	return func(s *sql.Selector) {
		sqlgraph.OrderByNeighborTerms(s, newRolesUsersStep(), append([]sql.OrderTerm{term}, terms...)...)
	}
}
func newUserStep() *sqlgraph.Step {
	return sqlgraph.NewStep(
		sqlgraph.From(Table, FieldID),
		sqlgraph.To(UserInverseTable, FieldID),
		sqlgraph.Edge(sqlgraph.M2M, true, UserTable, UserPrimaryKey...),
	)
}
func newRolesUsersStep() *sqlgraph.Step {
	return sqlgraph.NewStep(
		sqlgraph.From(Table, FieldID),
		sqlgraph.To(RolesUsersInverseTable, RolesUsersColumn),
		sqlgraph.Edge(sqlgraph.O2M, true, RolesUsersTable, RolesUsersColumn),
	)
}