// Code generated by ent, DO NOT EDIT.

package ent

import (
	"context"
	"errors"
	"fmt"
	"sync"
	"t/ent/card"
	"t/ent/group"
	"t/ent/predicate"
	"t/ent/user"
	"time"

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

const (
	// Operation types.
	OpCreate    = ent.OpCreate
	OpDelete    = ent.OpDelete
	OpDeleteOne = ent.OpDeleteOne
	OpUpdate    = ent.OpUpdate
	OpUpdateOne = ent.OpUpdateOne

	// Node types.
	TypeCard  = "Card"
	TypeGroup = "Group"
	TypeUser  = "User"
)

// CardMutation represents an operation that mutates the Card nodes in the graph.
type CardMutation struct {
	config
	op            Op
	typ           string
	id            *int
	card          *int
	addcard       *int
	status        *string
	cp            *int
	addcp         *int
	url           *string
	created_at    *time.Time
	clearedFields map[string]struct{}
	owner         *int
	clearedowner  bool
	done          bool
	oldValue      func(context.Context) (*Card, error)
	predicates    []predicate.Card
}

var _ ent.Mutation = (*CardMutation)(nil)

// cardOption allows management of the mutation configuration using functional options.
type cardOption func(*CardMutation)

// newCardMutation creates new mutation for the Card entity.
func newCardMutation(c config, op Op, opts ...cardOption) *CardMutation {
	m := &CardMutation{
		config:        c,
		op:            op,
		typ:           TypeCard,
		clearedFields: make(map[string]struct{}),
	}
	for _, opt := range opts {
		opt(m)
	}
	return m
}

// withCardID sets the ID field of the mutation.
func withCardID(id int) cardOption {
	return func(m *CardMutation) {
		var (
			err   error
			once  sync.Once
			value *Card
		)
		m.oldValue = func(ctx context.Context) (*Card, error) {
			once.Do(func() {
				if m.done {
					err = errors.New("querying old values post mutation is not allowed")
				} else {
					value, err = m.Client().Card.Get(ctx, id)
				}
			})
			return value, err
		}
		m.id = &id
	}
}

// withCard sets the old Card of the mutation.
func withCard(node *Card) cardOption {
	return func(m *CardMutation) {
		m.oldValue = func(context.Context) (*Card, error) {
			return node, nil
		}
		m.id = &node.ID
	}
}

// Client returns a new `ent.Client` from the mutation. If the mutation was
// executed in a transaction (ent.Tx), a transactional client is returned.
func (m CardMutation) Client() *Client {
	client := &Client{config: m.config}
	client.init()
	return client
}

// Tx returns an `ent.Tx` for mutations that were executed in transactions;
// it returns an error otherwise.
func (m CardMutation) Tx() (*Tx, error) {
	if _, ok := m.driver.(*txDriver); !ok {
		return nil, errors.New("ent: mutation is not running in a transaction")
	}
	tx := &Tx{config: m.config}
	tx.init()
	return tx, nil
}

// ID returns the ID value in the mutation. Note that the ID is only available
// if it was provided to the builder or after it was returned from the database.
func (m *CardMutation) ID() (id int, exists bool) {
	if m.id == nil {
		return
	}
	return *m.id, true
}

// IDs queries the database and returns the entity ids that match the mutation's predicate.
// That means, if the mutation is applied within a transaction with an isolation level such
// as sql.LevelSerializable, the returned ids match the ids of the rows that will be updated
// or updated by the mutation.
func (m *CardMutation) IDs(ctx context.Context) ([]int, error) {
	switch {
	case m.op.Is(OpUpdateOne | OpDeleteOne):
		id, exists := m.ID()
		if exists {
			return []int{id}, nil
		}
		fallthrough
	case m.op.Is(OpUpdate | OpDelete):
		return m.Client().Card.Query().Where(m.predicates...).IDs(ctx)
	default:
		return nil, fmt.Errorf("IDs is not allowed on %s operations", m.op)
	}
}

// SetCard sets the "card" field.
func (m *CardMutation) SetCard(i int) {
	m.card = &i
	m.addcard = nil
}

// Card returns the value of the "card" field in the mutation.
func (m *CardMutation) Card() (r int, exists bool) {
	v := m.card
	if v == nil {
		return
	}
	return *v, true
}

// OldCard returns the old "card" field's value of the Card entity.
// If the Card object wasn't provided to the builder, the object is fetched from the database.
// An error is returned if the mutation operation is not UpdateOne, or the database query fails.
func (m *CardMutation) OldCard(ctx context.Context) (v int, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, errors.New("OldCard is only allowed on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, errors.New("OldCard requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldCard: %w", err)
	}
	return oldValue.Card, nil
}

// AddCard adds i to the "card" field.
func (m *CardMutation) AddCard(i int) {
	if m.addcard != nil {
		*m.addcard += i
	} else {
		m.addcard = &i
	}
}

// AddedCard returns the value that was added to the "card" field in this mutation.
func (m *CardMutation) AddedCard() (r int, exists bool) {
	v := m.addcard
	if v == nil {
		return
	}
	return *v, true
}

// ClearCard clears the value of the "card" field.
func (m *CardMutation) ClearCard() {
	m.card = nil
	m.addcard = nil
	m.clearedFields[card.FieldCard] = struct{}{}
}

// CardCleared returns if the "card" field was cleared in this mutation.
func (m *CardMutation) CardCleared() bool {
	_, ok := m.clearedFields[card.FieldCard]
	return ok
}

// ResetCard resets all changes to the "card" field.
func (m *CardMutation) ResetCard() {
	m.card = nil
	m.addcard = nil
	delete(m.clearedFields, card.FieldCard)
}

// SetStatus sets the "status" field.
func (m *CardMutation) SetStatus(s string) {
	m.status = &s
}

// Status returns the value of the "status" field in the mutation.
func (m *CardMutation) Status() (r string, exists bool) {
	v := m.status
	if v == nil {
		return
	}
	return *v, true
}

// OldStatus returns the old "status" field's value of the Card entity.
// If the Card object wasn't provided to the builder, the object is fetched from the database.
// An error is returned if the mutation operation is not UpdateOne, or the database query fails.
func (m *CardMutation) OldStatus(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, errors.New("OldStatus is only allowed on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, errors.New("OldStatus requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldStatus: %w", err)
	}
	return oldValue.Status, nil
}

// ClearStatus clears the value of the "status" field.
func (m *CardMutation) ClearStatus() {
	m.status = nil
	m.clearedFields[card.FieldStatus] = struct{}{}
}

// StatusCleared returns if the "status" field was cleared in this mutation.
func (m *CardMutation) StatusCleared() bool {
	_, ok := m.clearedFields[card.FieldStatus]
	return ok
}

// ResetStatus resets all changes to the "status" field.
func (m *CardMutation) ResetStatus() {
	m.status = nil
	delete(m.clearedFields, card.FieldStatus)
}

// SetCp sets the "cp" field.
func (m *CardMutation) SetCp(i int) {
	m.cp = &i
	m.addcp = nil
}

// Cp returns the value of the "cp" field in the mutation.
func (m *CardMutation) Cp() (r int, exists bool) {
	v := m.cp
	if v == nil {
		return
	}
	return *v, true
}

// OldCp returns the old "cp" field's value of the Card entity.
// If the Card object wasn't provided to the builder, the object is fetched from the database.
// An error is returned if the mutation operation is not UpdateOne, or the database query fails.
func (m *CardMutation) OldCp(ctx context.Context) (v int, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, errors.New("OldCp is only allowed on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, errors.New("OldCp requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldCp: %w", err)
	}
	return oldValue.Cp, nil
}

// AddCp adds i to the "cp" field.
func (m *CardMutation) AddCp(i int) {
	if m.addcp != nil {
		*m.addcp += i
	} else {
		m.addcp = &i
	}
}

// AddedCp returns the value that was added to the "cp" field in this mutation.
func (m *CardMutation) AddedCp() (r int, exists bool) {
	v := m.addcp
	if v == nil {
		return
	}
	return *v, true
}

// ClearCp clears the value of the "cp" field.
func (m *CardMutation) ClearCp() {
	m.cp = nil
	m.addcp = nil
	m.clearedFields[card.FieldCp] = struct{}{}
}

// CpCleared returns if the "cp" field was cleared in this mutation.
func (m *CardMutation) CpCleared() bool {
	_, ok := m.clearedFields[card.FieldCp]
	return ok
}

// ResetCp resets all changes to the "cp" field.
func (m *CardMutation) ResetCp() {
	m.cp = nil
	m.addcp = nil
	delete(m.clearedFields, card.FieldCp)
}

// SetURL sets the "url" field.
func (m *CardMutation) SetURL(s string) {
	m.url = &s
}

// URL returns the value of the "url" field in the mutation.
func (m *CardMutation) URL() (r string, exists bool) {
	v := m.url
	if v == nil {
		return
	}
	return *v, true
}

// OldURL returns the old "url" field's value of the Card entity.
// If the Card object wasn't provided to the builder, the object is fetched from the database.
// An error is returned if the mutation operation is not UpdateOne, or the database query fails.
func (m *CardMutation) OldURL(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, errors.New("OldURL is only allowed on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, errors.New("OldURL requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldURL: %w", err)
	}
	return oldValue.URL, nil
}

// ClearURL clears the value of the "url" field.
func (m *CardMutation) ClearURL() {
	m.url = nil
	m.clearedFields[card.FieldURL] = struct{}{}
}

// URLCleared returns if the "url" field was cleared in this mutation.
func (m *CardMutation) URLCleared() bool {
	_, ok := m.clearedFields[card.FieldURL]
	return ok
}

// ResetURL resets all changes to the "url" field.
func (m *CardMutation) ResetURL() {
	m.url = nil
	delete(m.clearedFields, card.FieldURL)
}

// SetCreatedAt sets the "created_at" field.
func (m *CardMutation) SetCreatedAt(t time.Time) {
	m.created_at = &t
}

// CreatedAt returns the value of the "created_at" field in the mutation.
func (m *CardMutation) CreatedAt() (r time.Time, exists bool) {
	v := m.created_at
	if v == nil {
		return
	}
	return *v, true
}

// OldCreatedAt returns the old "created_at" field's value of the Card entity.
// If the Card object wasn't provided to the builder, the object is fetched from the database.
// An error is returned if the mutation operation is not UpdateOne, or the database query fails.
func (m *CardMutation) OldCreatedAt(ctx context.Context) (v time.Time, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, errors.New("OldCreatedAt is only allowed on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, errors.New("OldCreatedAt requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldCreatedAt: %w", err)
	}
	return oldValue.CreatedAt, nil
}

// ClearCreatedAt clears the value of the "created_at" field.
func (m *CardMutation) ClearCreatedAt() {
	m.created_at = nil
	m.clearedFields[card.FieldCreatedAt] = struct{}{}
}

// CreatedAtCleared returns if the "created_at" field was cleared in this mutation.
func (m *CardMutation) CreatedAtCleared() bool {
	_, ok := m.clearedFields[card.FieldCreatedAt]
	return ok
}

// ResetCreatedAt resets all changes to the "created_at" field.
func (m *CardMutation) ResetCreatedAt() {
	m.created_at = nil
	delete(m.clearedFields, card.FieldCreatedAt)
}

// SetOwnerID sets the "owner" edge to the User entity by id.
func (m *CardMutation) SetOwnerID(id int) {
	m.owner = &id
}

// ClearOwner clears the "owner" edge to the User entity.
func (m *CardMutation) ClearOwner() {
	m.clearedowner = true
}

// OwnerCleared reports if the "owner" edge to the User entity was cleared.
func (m *CardMutation) OwnerCleared() bool {
	return m.clearedowner
}

// OwnerID returns the "owner" edge ID in the mutation.
func (m *CardMutation) OwnerID() (id int, exists bool) {
	if m.owner != nil {
		return *m.owner, true
	}
	return
}

// OwnerIDs returns the "owner" edge IDs in the mutation.
// Note that IDs always returns len(IDs) <= 1 for unique edges, and you should use
// OwnerID instead. It exists only for internal usage by the builders.
func (m *CardMutation) OwnerIDs() (ids []int) {
	if id := m.owner; id != nil {
		ids = append(ids, *id)
	}
	return
}

// ResetOwner resets all changes to the "owner" edge.
func (m *CardMutation) ResetOwner() {
	m.owner = nil
	m.clearedowner = false
}

// Where appends a list predicates to the CardMutation builder.
func (m *CardMutation) Where(ps ...predicate.Card) {
	m.predicates = append(m.predicates, ps...)
}

// WhereP appends storage-level predicates to the CardMutation builder. Using this method,
// users can use type-assertion to append predicates that do not depend on any generated package.
func (m *CardMutation) WhereP(ps ...func(*sql.Selector)) {
	p := make([]predicate.Card, len(ps))
	for i := range ps {
		p[i] = ps[i]
	}
	m.Where(p...)
}

// Op returns the operation name.
func (m *CardMutation) Op() Op {
	return m.op
}

// SetOp allows setting the mutation operation.
func (m *CardMutation) SetOp(op Op) {
	m.op = op
}

// Type returns the node type of this mutation (Card).
func (m *CardMutation) Type() string {
	return m.typ
}

// Fields returns all fields that were changed during this mutation. Note that in
// order to get all numeric fields that were incremented/decremented, call
// AddedFields().
func (m *CardMutation) Fields() []string {
	fields := make([]string, 0, 5)
	if m.card != nil {
		fields = append(fields, card.FieldCard)
	}
	if m.status != nil {
		fields = append(fields, card.FieldStatus)
	}
	if m.cp != nil {
		fields = append(fields, card.FieldCp)
	}
	if m.url != nil {
		fields = append(fields, card.FieldURL)
	}
	if m.created_at != nil {
		fields = append(fields, card.FieldCreatedAt)
	}
	return fields
}

// Field returns the value of a field with the given name. The second boolean
// return value indicates that this field was not set, or was not defined in the
// schema.
func (m *CardMutation) Field(name string) (ent.Value, bool) {
	switch name {
	case card.FieldCard:
		return m.Card()
	case card.FieldStatus:
		return m.Status()
	case card.FieldCp:
		return m.Cp()
	case card.FieldURL:
		return m.URL()
	case card.FieldCreatedAt:
		return m.CreatedAt()
	}
	return nil, false
}

// OldField returns the old value of the field from the database. An error is
// returned if the mutation operation is not UpdateOne, or the query to the
// database failed.
func (m *CardMutation) OldField(ctx context.Context, name string) (ent.Value, error) {
	switch name {
	case card.FieldCard:
		return m.OldCard(ctx)
	case card.FieldStatus:
		return m.OldStatus(ctx)
	case card.FieldCp:
		return m.OldCp(ctx)
	case card.FieldURL:
		return m.OldURL(ctx)
	case card.FieldCreatedAt:
		return m.OldCreatedAt(ctx)
	}
	return nil, fmt.Errorf("unknown Card field %s", name)
}

// SetField sets the value of a field with the given name. It returns an error if
// the field is not defined in the schema, or if the type mismatched the field
// type.
func (m *CardMutation) SetField(name string, value ent.Value) error {
	switch name {
	case card.FieldCard:
		v, ok := value.(int)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetCard(v)
		return nil
	case card.FieldStatus:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetStatus(v)
		return nil
	case card.FieldCp:
		v, ok := value.(int)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetCp(v)
		return nil
	case card.FieldURL:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetURL(v)
		return nil
	case card.FieldCreatedAt:
		v, ok := value.(time.Time)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetCreatedAt(v)
		return nil
	}
	return fmt.Errorf("unknown Card field %s", name)
}

// AddedFields returns all numeric fields that were incremented/decremented during
// this mutation.
func (m *CardMutation) AddedFields() []string {
	var fields []string
	if m.addcard != nil {
		fields = append(fields, card.FieldCard)
	}
	if m.addcp != nil {
		fields = append(fields, card.FieldCp)
	}
	return fields
}

// AddedField returns the numeric value that was incremented/decremented on a field
// with the given name. The second boolean return value indicates that this field
// was not set, or was not defined in the schema.
func (m *CardMutation) AddedField(name string) (ent.Value, bool) {
	switch name {
	case card.FieldCard:
		return m.AddedCard()
	case card.FieldCp:
		return m.AddedCp()
	}
	return nil, false
}

// AddField adds the value to the field with the given name. It returns an error if
// the field is not defined in the schema, or if the type mismatched the field
// type.
func (m *CardMutation) AddField(name string, value ent.Value) error {
	switch name {
	case card.FieldCard:
		v, ok := value.(int)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.AddCard(v)
		return nil
	case card.FieldCp:
		v, ok := value.(int)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.AddCp(v)
		return nil
	}
	return fmt.Errorf("unknown Card numeric field %s", name)
}

// ClearedFields returns all nullable fields that were cleared during this
// mutation.
func (m *CardMutation) ClearedFields() []string {
	var fields []string
	if m.FieldCleared(card.FieldCard) {
		fields = append(fields, card.FieldCard)
	}
	if m.FieldCleared(card.FieldStatus) {
		fields = append(fields, card.FieldStatus)
	}
	if m.FieldCleared(card.FieldCp) {
		fields = append(fields, card.FieldCp)
	}
	if m.FieldCleared(card.FieldURL) {
		fields = append(fields, card.FieldURL)
	}
	if m.FieldCleared(card.FieldCreatedAt) {
		fields = append(fields, card.FieldCreatedAt)
	}
	return fields
}

// FieldCleared returns a boolean indicating if a field with the given name was
// cleared in this mutation.
func (m *CardMutation) FieldCleared(name string) bool {
	_, ok := m.clearedFields[name]
	return ok
}

// ClearField clears the value of the field with the given name. It returns an
// error if the field is not defined in the schema.
func (m *CardMutation) ClearField(name string) error {
	switch name {
	case card.FieldCard:
		m.ClearCard()
		return nil
	case card.FieldStatus:
		m.ClearStatus()
		return nil
	case card.FieldCp:
		m.ClearCp()
		return nil
	case card.FieldURL:
		m.ClearURL()
		return nil
	case card.FieldCreatedAt:
		m.ClearCreatedAt()
		return nil
	}
	return fmt.Errorf("unknown Card nullable field %s", name)
}

// ResetField resets all changes in the mutation for the field with the given name.
// It returns an error if the field is not defined in the schema.
func (m *CardMutation) ResetField(name string) error {
	switch name {
	case card.FieldCard:
		m.ResetCard()
		return nil
	case card.FieldStatus:
		m.ResetStatus()
		return nil
	case card.FieldCp:
		m.ResetCp()
		return nil
	case card.FieldURL:
		m.ResetURL()
		return nil
	case card.FieldCreatedAt:
		m.ResetCreatedAt()
		return nil
	}
	return fmt.Errorf("unknown Card field %s", name)
}

// AddedEdges returns all edge names that were set/added in this mutation.
func (m *CardMutation) AddedEdges() []string {
	edges := make([]string, 0, 1)
	if m.owner != nil {
		edges = append(edges, card.EdgeOwner)
	}
	return edges
}

// AddedIDs returns all IDs (to other nodes) that were added for the given edge
// name in this mutation.
func (m *CardMutation) AddedIDs(name string) []ent.Value {
	switch name {
	case card.EdgeOwner:
		if id := m.owner; id != nil {
			return []ent.Value{*id}
		}
	}
	return nil
}

// RemovedEdges returns all edge names that were removed in this mutation.
func (m *CardMutation) RemovedEdges() []string {
	edges := make([]string, 0, 1)
	return edges
}

// RemovedIDs returns all IDs (to other nodes) that were removed for the edge with
// the given name in this mutation.
func (m *CardMutation) RemovedIDs(name string) []ent.Value {
	return nil
}

// ClearedEdges returns all edge names that were cleared in this mutation.
func (m *CardMutation) ClearedEdges() []string {
	edges := make([]string, 0, 1)
	if m.clearedowner {
		edges = append(edges, card.EdgeOwner)
	}
	return edges
}

// EdgeCleared returns a boolean which indicates if the edge with the given name
// was cleared in this mutation.
func (m *CardMutation) EdgeCleared(name string) bool {
	switch name {
	case card.EdgeOwner:
		return m.clearedowner
	}
	return false
}

// ClearEdge clears the value of the edge with the given name. It returns an error
// if that edge is not defined in the schema.
func (m *CardMutation) ClearEdge(name string) error {
	switch name {
	case card.EdgeOwner:
		m.ClearOwner()
		return nil
	}
	return fmt.Errorf("unknown Card unique edge %s", name)
}

// ResetEdge resets all changes to the edge with the given name in this mutation.
// It returns an error if the edge is not defined in the schema.
func (m *CardMutation) ResetEdge(name string) error {
	switch name {
	case card.EdgeOwner:
		m.ResetOwner()
		return nil
	}
	return fmt.Errorf("unknown Card edge %s", name)
}

// GroupMutation represents an operation that mutates the Group nodes in the graph.
type GroupMutation struct {
	config
	op            Op
	typ           string
	id            *int
	name          *string
	clearedFields map[string]struct{}
	users         map[int]struct{}
	removedusers  map[int]struct{}
	clearedusers  bool
	done          bool
	oldValue      func(context.Context) (*Group, error)
	predicates    []predicate.Group
}

var _ ent.Mutation = (*GroupMutation)(nil)

// groupOption allows management of the mutation configuration using functional options.
type groupOption func(*GroupMutation)

// newGroupMutation creates new mutation for the Group entity.
func newGroupMutation(c config, op Op, opts ...groupOption) *GroupMutation {
	m := &GroupMutation{
		config:        c,
		op:            op,
		typ:           TypeGroup,
		clearedFields: make(map[string]struct{}),
	}
	for _, opt := range opts {
		opt(m)
	}
	return m
}

// withGroupID sets the ID field of the mutation.
func withGroupID(id int) groupOption {
	return func(m *GroupMutation) {
		var (
			err   error
			once  sync.Once
			value *Group
		)
		m.oldValue = func(ctx context.Context) (*Group, error) {
			once.Do(func() {
				if m.done {
					err = errors.New("querying old values post mutation is not allowed")
				} else {
					value, err = m.Client().Group.Get(ctx, id)
				}
			})
			return value, err
		}
		m.id = &id
	}
}

// withGroup sets the old Group of the mutation.
func withGroup(node *Group) groupOption {
	return func(m *GroupMutation) {
		m.oldValue = func(context.Context) (*Group, error) {
			return node, nil
		}
		m.id = &node.ID
	}
}

// Client returns a new `ent.Client` from the mutation. If the mutation was
// executed in a transaction (ent.Tx), a transactional client is returned.
func (m GroupMutation) Client() *Client {
	client := &Client{config: m.config}
	client.init()
	return client
}

// Tx returns an `ent.Tx` for mutations that were executed in transactions;
// it returns an error otherwise.
func (m GroupMutation) Tx() (*Tx, error) {
	if _, ok := m.driver.(*txDriver); !ok {
		return nil, errors.New("ent: mutation is not running in a transaction")
	}
	tx := &Tx{config: m.config}
	tx.init()
	return tx, nil
}

// ID returns the ID value in the mutation. Note that the ID is only available
// if it was provided to the builder or after it was returned from the database.
func (m *GroupMutation) ID() (id int, exists bool) {
	if m.id == nil {
		return
	}
	return *m.id, true
}

// IDs queries the database and returns the entity ids that match the mutation's predicate.
// That means, if the mutation is applied within a transaction with an isolation level such
// as sql.LevelSerializable, the returned ids match the ids of the rows that will be updated
// or updated by the mutation.
func (m *GroupMutation) IDs(ctx context.Context) ([]int, error) {
	switch {
	case m.op.Is(OpUpdateOne | OpDeleteOne):
		id, exists := m.ID()
		if exists {
			return []int{id}, nil
		}
		fallthrough
	case m.op.Is(OpUpdate | OpDelete):
		return m.Client().Group.Query().Where(m.predicates...).IDs(ctx)
	default:
		return nil, fmt.Errorf("IDs is not allowed on %s operations", m.op)
	}
}

// SetName sets the "name" field.
func (m *GroupMutation) SetName(s string) {
	m.name = &s
}

// Name returns the value of the "name" field in the mutation.
func (m *GroupMutation) Name() (r string, exists bool) {
	v := m.name
	if v == nil {
		return
	}
	return *v, true
}

// OldName returns the old "name" field's value of the Group entity.
// If the Group object wasn't provided to the builder, the object is fetched from the database.
// An error is returned if the mutation operation is not UpdateOne, or the database query fails.
func (m *GroupMutation) OldName(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, errors.New("OldName is only allowed on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, errors.New("OldName requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldName: %w", err)
	}
	return oldValue.Name, nil
}

// ResetName resets all changes to the "name" field.
func (m *GroupMutation) ResetName() {
	m.name = nil
}

// AddUserIDs adds the "users" edge to the User entity by ids.
func (m *GroupMutation) AddUserIDs(ids ...int) {
	if m.users == nil {
		m.users = make(map[int]struct{})
	}
	for i := range ids {
		m.users[ids[i]] = struct{}{}
	}
}

// ClearUsers clears the "users" edge to the User entity.
func (m *GroupMutation) ClearUsers() {
	m.clearedusers = true
}

// UsersCleared reports if the "users" edge to the User entity was cleared.
func (m *GroupMutation) UsersCleared() bool {
	return m.clearedusers
}

// RemoveUserIDs removes the "users" edge to the User entity by IDs.
func (m *GroupMutation) RemoveUserIDs(ids ...int) {
	if m.removedusers == nil {
		m.removedusers = make(map[int]struct{})
	}
	for i := range ids {
		delete(m.users, ids[i])
		m.removedusers[ids[i]] = struct{}{}
	}
}

// RemovedUsers returns the removed IDs of the "users" edge to the User entity.
func (m *GroupMutation) RemovedUsersIDs() (ids []int) {
	for id := range m.removedusers {
		ids = append(ids, id)
	}
	return
}

// UsersIDs returns the "users" edge IDs in the mutation.
func (m *GroupMutation) UsersIDs() (ids []int) {
	for id := range m.users {
		ids = append(ids, id)
	}
	return
}

// ResetUsers resets all changes to the "users" edge.
func (m *GroupMutation) ResetUsers() {
	m.users = nil
	m.clearedusers = false
	m.removedusers = nil
}

// Where appends a list predicates to the GroupMutation builder.
func (m *GroupMutation) Where(ps ...predicate.Group) {
	m.predicates = append(m.predicates, ps...)
}

// WhereP appends storage-level predicates to the GroupMutation builder. Using this method,
// users can use type-assertion to append predicates that do not depend on any generated package.
func (m *GroupMutation) WhereP(ps ...func(*sql.Selector)) {
	p := make([]predicate.Group, len(ps))
	for i := range ps {
		p[i] = ps[i]
	}
	m.Where(p...)
}

// Op returns the operation name.
func (m *GroupMutation) Op() Op {
	return m.op
}

// SetOp allows setting the mutation operation.
func (m *GroupMutation) SetOp(op Op) {
	m.op = op
}

// Type returns the node type of this mutation (Group).
func (m *GroupMutation) Type() string {
	return m.typ
}

// Fields returns all fields that were changed during this mutation. Note that in
// order to get all numeric fields that were incremented/decremented, call
// AddedFields().
func (m *GroupMutation) Fields() []string {
	fields := make([]string, 0, 1)
	if m.name != nil {
		fields = append(fields, group.FieldName)
	}
	return fields
}

// Field returns the value of a field with the given name. The second boolean
// return value indicates that this field was not set, or was not defined in the
// schema.
func (m *GroupMutation) Field(name string) (ent.Value, bool) {
	switch name {
	case group.FieldName:
		return m.Name()
	}
	return nil, false
}

// OldField returns the old value of the field from the database. An error is
// returned if the mutation operation is not UpdateOne, or the query to the
// database failed.
func (m *GroupMutation) OldField(ctx context.Context, name string) (ent.Value, error) {
	switch name {
	case group.FieldName:
		return m.OldName(ctx)
	}
	return nil, fmt.Errorf("unknown Group field %s", name)
}

// SetField sets the value of a field with the given name. It returns an error if
// the field is not defined in the schema, or if the type mismatched the field
// type.
func (m *GroupMutation) SetField(name string, value ent.Value) error {
	switch name {
	case group.FieldName:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetName(v)
		return nil
	}
	return fmt.Errorf("unknown Group field %s", name)
}

// AddedFields returns all numeric fields that were incremented/decremented during
// this mutation.
func (m *GroupMutation) AddedFields() []string {
	return nil
}

// AddedField returns the numeric value that was incremented/decremented on a field
// with the given name. The second boolean return value indicates that this field
// was not set, or was not defined in the schema.
func (m *GroupMutation) AddedField(name string) (ent.Value, bool) {
	return nil, false
}

// AddField adds the value to the field with the given name. It returns an error if
// the field is not defined in the schema, or if the type mismatched the field
// type.
func (m *GroupMutation) AddField(name string, value ent.Value) error {
	switch name {
	}
	return fmt.Errorf("unknown Group numeric field %s", name)
}

// ClearedFields returns all nullable fields that were cleared during this
// mutation.
func (m *GroupMutation) ClearedFields() []string {
	return nil
}

// FieldCleared returns a boolean indicating if a field with the given name was
// cleared in this mutation.
func (m *GroupMutation) FieldCleared(name string) bool {
	_, ok := m.clearedFields[name]
	return ok
}

// ClearField clears the value of the field with the given name. It returns an
// error if the field is not defined in the schema.
func (m *GroupMutation) ClearField(name string) error {
	return fmt.Errorf("unknown Group nullable field %s", name)
}

// ResetField resets all changes in the mutation for the field with the given name.
// It returns an error if the field is not defined in the schema.
func (m *GroupMutation) ResetField(name string) error {
	switch name {
	case group.FieldName:
		m.ResetName()
		return nil
	}
	return fmt.Errorf("unknown Group field %s", name)
}

// AddedEdges returns all edge names that were set/added in this mutation.
func (m *GroupMutation) AddedEdges() []string {
	edges := make([]string, 0, 1)
	if m.users != nil {
		edges = append(edges, group.EdgeUsers)
	}
	return edges
}

// AddedIDs returns all IDs (to other nodes) that were added for the given edge
// name in this mutation.
func (m *GroupMutation) AddedIDs(name string) []ent.Value {
	switch name {
	case group.EdgeUsers:
		ids := make([]ent.Value, 0, len(m.users))
		for id := range m.users {
			ids = append(ids, id)
		}
		return ids
	}
	return nil
}

// RemovedEdges returns all edge names that were removed in this mutation.
func (m *GroupMutation) RemovedEdges() []string {
	edges := make([]string, 0, 1)
	if m.removedusers != nil {
		edges = append(edges, group.EdgeUsers)
	}
	return edges
}

// RemovedIDs returns all IDs (to other nodes) that were removed for the edge with
// the given name in this mutation.
func (m *GroupMutation) RemovedIDs(name string) []ent.Value {
	switch name {
	case group.EdgeUsers:
		ids := make([]ent.Value, 0, len(m.removedusers))
		for id := range m.removedusers {
			ids = append(ids, id)
		}
		return ids
	}
	return nil
}

// ClearedEdges returns all edge names that were cleared in this mutation.
func (m *GroupMutation) ClearedEdges() []string {
	edges := make([]string, 0, 1)
	if m.clearedusers {
		edges = append(edges, group.EdgeUsers)
	}
	return edges
}

// EdgeCleared returns a boolean which indicates if the edge with the given name
// was cleared in this mutation.
func (m *GroupMutation) EdgeCleared(name string) bool {
	switch name {
	case group.EdgeUsers:
		return m.clearedusers
	}
	return false
}

// ClearEdge clears the value of the edge with the given name. It returns an error
// if that edge is not defined in the schema.
func (m *GroupMutation) ClearEdge(name string) error {
	switch name {
	}
	return fmt.Errorf("unknown Group unique edge %s", name)
}

// ResetEdge resets all changes to the edge with the given name in this mutation.
// It returns an error if the edge is not defined in the schema.
func (m *GroupMutation) ResetEdge(name string) error {
	switch name {
	case group.EdgeUsers:
		m.ResetUsers()
		return nil
	}
	return fmt.Errorf("unknown Group edge %s", name)
}

// UserMutation represents an operation that mutates the User nodes in the graph.
type UserMutation struct {
	config
	op            Op
	typ           string
	id            *int
	username      *string
	created_at    *time.Time
	updated_at    *time.Time
	next          *string
	clearedFields map[string]struct{}
	card          map[int]struct{}
	removedcard   map[int]struct{}
	clearedcard   bool
	done          bool
	oldValue      func(context.Context) (*User, error)
	predicates    []predicate.User
}

var _ ent.Mutation = (*UserMutation)(nil)

// userOption allows management of the mutation configuration using functional options.
type userOption func(*UserMutation)

// newUserMutation creates new mutation for the User entity.
func newUserMutation(c config, op Op, opts ...userOption) *UserMutation {
	m := &UserMutation{
		config:        c,
		op:            op,
		typ:           TypeUser,
		clearedFields: make(map[string]struct{}),
	}
	for _, opt := range opts {
		opt(m)
	}
	return m
}

// withUserID sets the ID field of the mutation.
func withUserID(id int) userOption {
	return func(m *UserMutation) {
		var (
			err   error
			once  sync.Once
			value *User
		)
		m.oldValue = func(ctx context.Context) (*User, error) {
			once.Do(func() {
				if m.done {
					err = errors.New("querying old values post mutation is not allowed")
				} else {
					value, err = m.Client().User.Get(ctx, id)
				}
			})
			return value, err
		}
		m.id = &id
	}
}

// withUser sets the old User of the mutation.
func withUser(node *User) userOption {
	return func(m *UserMutation) {
		m.oldValue = func(context.Context) (*User, error) {
			return node, nil
		}
		m.id = &node.ID
	}
}

// Client returns a new `ent.Client` from the mutation. If the mutation was
// executed in a transaction (ent.Tx), a transactional client is returned.
func (m UserMutation) Client() *Client {
	client := &Client{config: m.config}
	client.init()
	return client
}

// Tx returns an `ent.Tx` for mutations that were executed in transactions;
// it returns an error otherwise.
func (m UserMutation) Tx() (*Tx, error) {
	if _, ok := m.driver.(*txDriver); !ok {
		return nil, errors.New("ent: mutation is not running in a transaction")
	}
	tx := &Tx{config: m.config}
	tx.init()
	return tx, nil
}

// ID returns the ID value in the mutation. Note that the ID is only available
// if it was provided to the builder or after it was returned from the database.
func (m *UserMutation) ID() (id int, exists bool) {
	if m.id == nil {
		return
	}
	return *m.id, true
}

// IDs queries the database and returns the entity ids that match the mutation's predicate.
// That means, if the mutation is applied within a transaction with an isolation level such
// as sql.LevelSerializable, the returned ids match the ids of the rows that will be updated
// or updated by the mutation.
func (m *UserMutation) IDs(ctx context.Context) ([]int, error) {
	switch {
	case m.op.Is(OpUpdateOne | OpDeleteOne):
		id, exists := m.ID()
		if exists {
			return []int{id}, nil
		}
		fallthrough
	case m.op.Is(OpUpdate | OpDelete):
		return m.Client().User.Query().Where(m.predicates...).IDs(ctx)
	default:
		return nil, fmt.Errorf("IDs is not allowed on %s operations", m.op)
	}
}

// SetUsername sets the "username" field.
func (m *UserMutation) SetUsername(s string) {
	m.username = &s
}

// Username returns the value of the "username" field in the mutation.
func (m *UserMutation) Username() (r string, exists bool) {
	v := m.username
	if v == nil {
		return
	}
	return *v, true
}

// OldUsername returns the old "username" field's value of the User entity.
// If the User object wasn't provided to the builder, the object is fetched from the database.
// An error is returned if the mutation operation is not UpdateOne, or the database query fails.
func (m *UserMutation) OldUsername(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, errors.New("OldUsername is only allowed on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, errors.New("OldUsername requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldUsername: %w", err)
	}
	return oldValue.Username, nil
}

// ResetUsername resets all changes to the "username" field.
func (m *UserMutation) ResetUsername() {
	m.username = nil
}

// SetCreatedAt sets the "created_at" field.
func (m *UserMutation) SetCreatedAt(t time.Time) {
	m.created_at = &t
}

// CreatedAt returns the value of the "created_at" field in the mutation.
func (m *UserMutation) CreatedAt() (r time.Time, exists bool) {
	v := m.created_at
	if v == nil {
		return
	}
	return *v, true
}

// OldCreatedAt returns the old "created_at" field's value of the User entity.
// If the User object wasn't provided to the builder, the object is fetched from the database.
// An error is returned if the mutation operation is not UpdateOne, or the database query fails.
func (m *UserMutation) OldCreatedAt(ctx context.Context) (v time.Time, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, errors.New("OldCreatedAt is only allowed on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, errors.New("OldCreatedAt requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldCreatedAt: %w", err)
	}
	return oldValue.CreatedAt, nil
}

// ClearCreatedAt clears the value of the "created_at" field.
func (m *UserMutation) ClearCreatedAt() {
	m.created_at = nil
	m.clearedFields[user.FieldCreatedAt] = struct{}{}
}

// CreatedAtCleared returns if the "created_at" field was cleared in this mutation.
func (m *UserMutation) CreatedAtCleared() bool {
	_, ok := m.clearedFields[user.FieldCreatedAt]
	return ok
}

// ResetCreatedAt resets all changes to the "created_at" field.
func (m *UserMutation) ResetCreatedAt() {
	m.created_at = nil
	delete(m.clearedFields, user.FieldCreatedAt)
}

// SetUpdatedAt sets the "updated_at" field.
func (m *UserMutation) SetUpdatedAt(t time.Time) {
	m.updated_at = &t
}

// UpdatedAt returns the value of the "updated_at" field in the mutation.
func (m *UserMutation) UpdatedAt() (r time.Time, exists bool) {
	v := m.updated_at
	if v == nil {
		return
	}
	return *v, true
}

// OldUpdatedAt returns the old "updated_at" field's value of the User entity.
// If the User object wasn't provided to the builder, the object is fetched from the database.
// An error is returned if the mutation operation is not UpdateOne, or the database query fails.
func (m *UserMutation) OldUpdatedAt(ctx context.Context) (v time.Time, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, errors.New("OldUpdatedAt is only allowed on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, errors.New("OldUpdatedAt requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldUpdatedAt: %w", err)
	}
	return oldValue.UpdatedAt, nil
}

// ClearUpdatedAt clears the value of the "updated_at" field.
func (m *UserMutation) ClearUpdatedAt() {
	m.updated_at = nil
	m.clearedFields[user.FieldUpdatedAt] = struct{}{}
}

// UpdatedAtCleared returns if the "updated_at" field was cleared in this mutation.
func (m *UserMutation) UpdatedAtCleared() bool {
	_, ok := m.clearedFields[user.FieldUpdatedAt]
	return ok
}

// ResetUpdatedAt resets all changes to the "updated_at" field.
func (m *UserMutation) ResetUpdatedAt() {
	m.updated_at = nil
	delete(m.clearedFields, user.FieldUpdatedAt)
}

// SetNext sets the "next" field.
func (m *UserMutation) SetNext(s string) {
	m.next = &s
}

// Next returns the value of the "next" field in the mutation.
func (m *UserMutation) Next() (r string, exists bool) {
	v := m.next
	if v == nil {
		return
	}
	return *v, true
}

// OldNext returns the old "next" field's value of the User entity.
// If the User object wasn't provided to the builder, the object is fetched from the database.
// An error is returned if the mutation operation is not UpdateOne, or the database query fails.
func (m *UserMutation) OldNext(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, errors.New("OldNext is only allowed on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, errors.New("OldNext requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldNext: %w", err)
	}
	return oldValue.Next, nil
}

// ClearNext clears the value of the "next" field.
func (m *UserMutation) ClearNext() {
	m.next = nil
	m.clearedFields[user.FieldNext] = struct{}{}
}

// NextCleared returns if the "next" field was cleared in this mutation.
func (m *UserMutation) NextCleared() bool {
	_, ok := m.clearedFields[user.FieldNext]
	return ok
}

// ResetNext resets all changes to the "next" field.
func (m *UserMutation) ResetNext() {
	m.next = nil
	delete(m.clearedFields, user.FieldNext)
}

// AddCardIDs adds the "card" edge to the Card entity by ids.
func (m *UserMutation) AddCardIDs(ids ...int) {
	if m.card == nil {
		m.card = make(map[int]struct{})
	}
	for i := range ids {
		m.card[ids[i]] = struct{}{}
	}
}

// ClearCard clears the "card" edge to the Card entity.
func (m *UserMutation) ClearCard() {
	m.clearedcard = true
}

// CardCleared reports if the "card" edge to the Card entity was cleared.
func (m *UserMutation) CardCleared() bool {
	return m.clearedcard
}

// RemoveCardIDs removes the "card" edge to the Card entity by IDs.
func (m *UserMutation) RemoveCardIDs(ids ...int) {
	if m.removedcard == nil {
		m.removedcard = make(map[int]struct{})
	}
	for i := range ids {
		delete(m.card, ids[i])
		m.removedcard[ids[i]] = struct{}{}
	}
}

// RemovedCard returns the removed IDs of the "card" edge to the Card entity.
func (m *UserMutation) RemovedCardIDs() (ids []int) {
	for id := range m.removedcard {
		ids = append(ids, id)
	}
	return
}

// CardIDs returns the "card" edge IDs in the mutation.
func (m *UserMutation) CardIDs() (ids []int) {
	for id := range m.card {
		ids = append(ids, id)
	}
	return
}

// ResetCard resets all changes to the "card" edge.
func (m *UserMutation) ResetCard() {
	m.card = nil
	m.clearedcard = false
	m.removedcard = nil
}

// Where appends a list predicates to the UserMutation builder.
func (m *UserMutation) Where(ps ...predicate.User) {
	m.predicates = append(m.predicates, ps...)
}

// WhereP appends storage-level predicates to the UserMutation builder. Using this method,
// users can use type-assertion to append predicates that do not depend on any generated package.
func (m *UserMutation) WhereP(ps ...func(*sql.Selector)) {
	p := make([]predicate.User, len(ps))
	for i := range ps {
		p[i] = ps[i]
	}
	m.Where(p...)
}

// Op returns the operation name.
func (m *UserMutation) Op() Op {
	return m.op
}

// SetOp allows setting the mutation operation.
func (m *UserMutation) SetOp(op Op) {
	m.op = op
}

// Type returns the node type of this mutation (User).
func (m *UserMutation) Type() string {
	return m.typ
}

// Fields returns all fields that were changed during this mutation. Note that in
// order to get all numeric fields that were incremented/decremented, call
// AddedFields().
func (m *UserMutation) Fields() []string {
	fields := make([]string, 0, 4)
	if m.username != nil {
		fields = append(fields, user.FieldUsername)
	}
	if m.created_at != nil {
		fields = append(fields, user.FieldCreatedAt)
	}
	if m.updated_at != nil {
		fields = append(fields, user.FieldUpdatedAt)
	}
	if m.next != nil {
		fields = append(fields, user.FieldNext)
	}
	return fields
}

// Field returns the value of a field with the given name. The second boolean
// return value indicates that this field was not set, or was not defined in the
// schema.
func (m *UserMutation) Field(name string) (ent.Value, bool) {
	switch name {
	case user.FieldUsername:
		return m.Username()
	case user.FieldCreatedAt:
		return m.CreatedAt()
	case user.FieldUpdatedAt:
		return m.UpdatedAt()
	case user.FieldNext:
		return m.Next()
	}
	return nil, false
}

// OldField returns the old value of the field from the database. An error is
// returned if the mutation operation is not UpdateOne, or the query to the
// database failed.
func (m *UserMutation) OldField(ctx context.Context, name string) (ent.Value, error) {
	switch name {
	case user.FieldUsername:
		return m.OldUsername(ctx)
	case user.FieldCreatedAt:
		return m.OldCreatedAt(ctx)
	case user.FieldUpdatedAt:
		return m.OldUpdatedAt(ctx)
	case user.FieldNext:
		return m.OldNext(ctx)
	}
	return nil, fmt.Errorf("unknown User field %s", name)
}

// SetField sets the value of a field with the given name. It returns an error if
// the field is not defined in the schema, or if the type mismatched the field
// type.
func (m *UserMutation) SetField(name string, value ent.Value) error {
	switch name {
	case user.FieldUsername:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetUsername(v)
		return nil
	case user.FieldCreatedAt:
		v, ok := value.(time.Time)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetCreatedAt(v)
		return nil
	case user.FieldUpdatedAt:
		v, ok := value.(time.Time)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetUpdatedAt(v)
		return nil
	case user.FieldNext:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetNext(v)
		return nil
	}
	return fmt.Errorf("unknown User field %s", name)
}

// AddedFields returns all numeric fields that were incremented/decremented during
// this mutation.
func (m *UserMutation) AddedFields() []string {
	return nil
}

// AddedField returns the numeric value that was incremented/decremented on a field
// with the given name. The second boolean return value indicates that this field
// was not set, or was not defined in the schema.
func (m *UserMutation) AddedField(name string) (ent.Value, bool) {
	return nil, false
}

// AddField adds the value to the field with the given name. It returns an error if
// the field is not defined in the schema, or if the type mismatched the field
// type.
func (m *UserMutation) AddField(name string, value ent.Value) error {
	switch name {
	}
	return fmt.Errorf("unknown User numeric field %s", name)
}

// ClearedFields returns all nullable fields that were cleared during this
// mutation.
func (m *UserMutation) ClearedFields() []string {
	var fields []string
	if m.FieldCleared(user.FieldCreatedAt) {
		fields = append(fields, user.FieldCreatedAt)
	}
	if m.FieldCleared(user.FieldUpdatedAt) {
		fields = append(fields, user.FieldUpdatedAt)
	}
	if m.FieldCleared(user.FieldNext) {
		fields = append(fields, user.FieldNext)
	}
	return fields
}

// FieldCleared returns a boolean indicating if a field with the given name was
// cleared in this mutation.
func (m *UserMutation) FieldCleared(name string) bool {
	_, ok := m.clearedFields[name]
	return ok
}

// ClearField clears the value of the field with the given name. It returns an
// error if the field is not defined in the schema.
func (m *UserMutation) ClearField(name string) error {
	switch name {
	case user.FieldCreatedAt:
		m.ClearCreatedAt()
		return nil
	case user.FieldUpdatedAt:
		m.ClearUpdatedAt()
		return nil
	case user.FieldNext:
		m.ClearNext()
		return nil
	}
	return fmt.Errorf("unknown User nullable field %s", name)
}

// ResetField resets all changes in the mutation for the field with the given name.
// It returns an error if the field is not defined in the schema.
func (m *UserMutation) ResetField(name string) error {
	switch name {
	case user.FieldUsername:
		m.ResetUsername()
		return nil
	case user.FieldCreatedAt:
		m.ResetCreatedAt()
		return nil
	case user.FieldUpdatedAt:
		m.ResetUpdatedAt()
		return nil
	case user.FieldNext:
		m.ResetNext()
		return nil
	}
	return fmt.Errorf("unknown User field %s", name)
}

// AddedEdges returns all edge names that were set/added in this mutation.
func (m *UserMutation) AddedEdges() []string {
	edges := make([]string, 0, 1)
	if m.card != nil {
		edges = append(edges, user.EdgeCard)
	}
	return edges
}

// AddedIDs returns all IDs (to other nodes) that were added for the given edge
// name in this mutation.
func (m *UserMutation) AddedIDs(name string) []ent.Value {
	switch name {
	case user.EdgeCard:
		ids := make([]ent.Value, 0, len(m.card))
		for id := range m.card {
			ids = append(ids, id)
		}
		return ids
	}
	return nil
}

// RemovedEdges returns all edge names that were removed in this mutation.
func (m *UserMutation) RemovedEdges() []string {
	edges := make([]string, 0, 1)
	if m.removedcard != nil {
		edges = append(edges, user.EdgeCard)
	}
	return edges
}

// RemovedIDs returns all IDs (to other nodes) that were removed for the edge with
// the given name in this mutation.
func (m *UserMutation) RemovedIDs(name string) []ent.Value {
	switch name {
	case user.EdgeCard:
		ids := make([]ent.Value, 0, len(m.removedcard))
		for id := range m.removedcard {
			ids = append(ids, id)
		}
		return ids
	}
	return nil
}

// ClearedEdges returns all edge names that were cleared in this mutation.
func (m *UserMutation) ClearedEdges() []string {
	edges := make([]string, 0, 1)
	if m.clearedcard {
		edges = append(edges, user.EdgeCard)
	}
	return edges
}

// EdgeCleared returns a boolean which indicates if the edge with the given name
// was cleared in this mutation.
func (m *UserMutation) EdgeCleared(name string) bool {
	switch name {
	case user.EdgeCard:
		return m.clearedcard
	}
	return false
}

// ClearEdge clears the value of the edge with the given name. It returns an error
// if that edge is not defined in the schema.
func (m *UserMutation) ClearEdge(name string) error {
	switch name {
	}
	return fmt.Errorf("unknown User unique edge %s", name)
}

// ResetEdge resets all changes to the edge with the given name in this mutation.
// It returns an error if the edge is not defined in the schema.
func (m *UserMutation) ResetEdge(name string) error {
	switch name {
	case user.EdgeCard:
		m.ResetCard()
		return nil
	}
	return fmt.Errorf("unknown User edge %s", name)
}