// Code generated by ent, DO NOT EDIT.

package node

import (
	"fmt"
	"time"

	"entgo.io/ent"
	"entgo.io/ent/dialect/sql"
	"entgo.io/ent/dialect/sql/sqlgraph"
	"github.com/cloudreve/Cloudreve/v4/inventory/types"
)

const (
	// Label holds the string label denoting the node type in the database.
	Label = "node"
	// 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"
	// FieldStatus holds the string denoting the status field in the database.
	FieldStatus = "status"
	// FieldName holds the string denoting the name field in the database.
	FieldName = "name"
	// FieldType holds the string denoting the type field in the database.
	FieldType = "type"
	// FieldServer holds the string denoting the server field in the database.
	FieldServer = "server"
	// FieldSlaveKey holds the string denoting the slave_key field in the database.
	FieldSlaveKey = "slave_key"
	// FieldCapabilities holds the string denoting the capabilities field in the database.
	FieldCapabilities = "capabilities"
	// FieldSettings holds the string denoting the settings field in the database.
	FieldSettings = "settings"
	// FieldWeight holds the string denoting the weight field in the database.
	FieldWeight = "weight"
	// EdgeStoragePolicy holds the string denoting the storage_policy edge name in mutations.
	EdgeStoragePolicy = "storage_policy"
	// Table holds the table name of the node in the database.
	Table = "nodes"
	// StoragePolicyTable is the table that holds the storage_policy relation/edge.
	StoragePolicyTable = "storage_policies"
	// StoragePolicyInverseTable is the table name for the StoragePolicy entity.
	// It exists in this package in order to avoid circular dependency with the "storagepolicy" package.
	StoragePolicyInverseTable = "storage_policies"
	// StoragePolicyColumn is the table column denoting the storage_policy relation/edge.
	StoragePolicyColumn = "node_id"
)

// Columns holds all SQL columns for node fields.
var Columns = []string{
	FieldID,
	FieldCreatedAt,
	FieldUpdatedAt,
	FieldDeletedAt,
	FieldStatus,
	FieldName,
	FieldType,
	FieldServer,
	FieldSlaveKey,
	FieldCapabilities,
	FieldSettings,
	FieldWeight,
}

// 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 _ "github.com/cloudreve/Cloudreve/v4/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
	// DefaultSettings holds the default value on creation for the "settings" field.
	DefaultSettings *types.NodeSetting
	// DefaultWeight holds the default value on creation for the "weight" field.
	DefaultWeight int
)

// Status defines the type for the "status" enum field.
type Status string

// Status values.
const (
	StatusActive    Status = "active"
	StatusSuspended Status = "suspended"
)

func (s Status) String() string {
	return string(s)
}

// StatusValidator is a validator for the "status" field enum values. It is called by the builders before save.
func StatusValidator(s Status) error {
	switch s {
	case StatusActive, StatusSuspended:
		return nil
	default:
		return fmt.Errorf("node: invalid enum value for status field: %q", s)
	}
}

// Type defines the type for the "type" enum field.
type Type string

// Type values.
const (
	TypeMaster Type = "master"
	TypeSlave  Type = "slave"
)

func (_type Type) String() string {
	return string(_type)
}

// TypeValidator is a validator for the "type" field enum values. It is called by the builders before save.
func TypeValidator(_type Type) error {
	switch _type {
	case TypeMaster, TypeSlave:
		return nil
	default:
		return fmt.Errorf("node: invalid enum value for type field: %q", _type)
	}
}

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

// ByStatus orders the results by the status field.
func ByStatus(opts ...sql.OrderTermOption) OrderOption {
	return sql.OrderByField(FieldStatus, opts...).ToFunc()
}

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

// ByType orders the results by the type field.
func ByType(opts ...sql.OrderTermOption) OrderOption {
	return sql.OrderByField(FieldType, opts...).ToFunc()
}

// ByServer orders the results by the server field.
func ByServer(opts ...sql.OrderTermOption) OrderOption {
	return sql.OrderByField(FieldServer, opts...).ToFunc()
}

// BySlaveKey orders the results by the slave_key field.
func BySlaveKey(opts ...sql.OrderTermOption) OrderOption {
	return sql.OrderByField(FieldSlaveKey, opts...).ToFunc()
}

// ByWeight orders the results by the weight field.
func ByWeight(opts ...sql.OrderTermOption) OrderOption {
	return sql.OrderByField(FieldWeight, opts...).ToFunc()
}

// ByStoragePolicyCount orders the results by storage_policy count.
func ByStoragePolicyCount(opts ...sql.OrderTermOption) OrderOption {
	return func(s *sql.Selector) {
		sqlgraph.OrderByNeighborsCount(s, newStoragePolicyStep(), opts...)
	}
}

// ByStoragePolicy orders the results by storage_policy terms.
func ByStoragePolicy(term sql.OrderTerm, terms ...sql.OrderTerm) OrderOption {
	return func(s *sql.Selector) {
		sqlgraph.OrderByNeighborTerms(s, newStoragePolicyStep(), append([]sql.OrderTerm{term}, terms...)...)
	}
}
func newStoragePolicyStep() *sqlgraph.Step {
	return sqlgraph.NewStep(
		sqlgraph.From(Table, FieldID),
		sqlgraph.To(StoragePolicyInverseTable, FieldID),
		sqlgraph.Edge(sqlgraph.O2M, false, StoragePolicyTable, StoragePolicyColumn),
	)
}