// Code generated by ent, DO NOT EDIT.

package ent

import (
	"context"
	"errors"
	"fmt"
	"sync"
	"time"

	"entgo.io/ent"
	"entgo.io/ent/dialect/sql"
	"github.com/dalbodeule/hop-gate/ent/domain"
	"github.com/dalbodeule/hop-gate/ent/predicate"
	"github.com/google/uuid"
)

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

	// Node types.
	TypeDomain = "Domain"
)

// DomainMutation represents an operation that mutates the Domain nodes in the graph.
type DomainMutation struct {
	config
	op             Op
	typ            string
	id             *uuid.UUID
	domain         *string
	client_api_key *string
	memo           *string
	created_at     *time.Time
	updated_at     *time.Time
	clearedFields  map[string]struct{}
	done           bool
	oldValue       func(context.Context) (*Domain, error)
	predicates     []predicate.Domain
}

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

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

// newDomainMutation creates new mutation for the Domain entity.
func newDomainMutation(c config, op Op, opts ...domainOption) *DomainMutation {
	m := &DomainMutation{
		config:        c,
		op:            op,
		typ:           TypeDomain,
		clearedFields: make(map[string]struct{}),
	}
	for _, opt := range opts {
		opt(m)
	}
	return m
}

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

// withDomain sets the old Domain of the mutation.
func withDomain(node *Domain) domainOption {
	return func(m *DomainMutation) {
		m.oldValue = func(context.Context) (*Domain, 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 DomainMutation) 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 DomainMutation) 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
}

// SetID sets the value of the id field. Note that this
// operation is only accepted on creation of Domain entities.
func (m *DomainMutation) SetID(id uuid.UUID) {
	m.id = &id
}

// 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 *DomainMutation) ID() (id uuid.UUID, 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 *DomainMutation) IDs(ctx context.Context) ([]uuid.UUID, error) {
	switch {
	case m.op.Is(OpUpdateOne | OpDeleteOne):
		id, exists := m.ID()
		if exists {
			return []uuid.UUID{id}, nil
		}
		fallthrough
	case m.op.Is(OpUpdate | OpDelete):
		return m.Client().Domain.Query().Where(m.predicates...).IDs(ctx)
	default:
		return nil, fmt.Errorf("IDs is not allowed on %s operations", m.op)
	}
}

// SetDomain sets the "domain" field.
func (m *DomainMutation) SetDomain(s string) {
	m.domain = &s
}

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

// OldDomain returns the old "domain" field's value of the Domain entity.
// If the Domain 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 *DomainMutation) OldDomain(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, errors.New("OldDomain is only allowed on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, errors.New("OldDomain requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldDomain: %w", err)
	}
	return oldValue.Domain, nil
}

// ResetDomain resets all changes to the "domain" field.
func (m *DomainMutation) ResetDomain() {
	m.domain = nil
}

// SetClientAPIKey sets the "client_api_key" field.
func (m *DomainMutation) SetClientAPIKey(s string) {
	m.client_api_key = &s
}

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

// OldClientAPIKey returns the old "client_api_key" field's value of the Domain entity.
// If the Domain 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 *DomainMutation) OldClientAPIKey(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, errors.New("OldClientAPIKey is only allowed on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, errors.New("OldClientAPIKey requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldClientAPIKey: %w", err)
	}
	return oldValue.ClientAPIKey, nil
}

// ResetClientAPIKey resets all changes to the "client_api_key" field.
func (m *DomainMutation) ResetClientAPIKey() {
	m.client_api_key = nil
}

// SetMemo sets the "memo" field.
func (m *DomainMutation) SetMemo(s string) {
	m.memo = &s
}

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

// OldMemo returns the old "memo" field's value of the Domain entity.
// If the Domain 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 *DomainMutation) OldMemo(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, errors.New("OldMemo is only allowed on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, errors.New("OldMemo requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldMemo: %w", err)
	}
	return oldValue.Memo, nil
}

// ResetMemo resets all changes to the "memo" field.
func (m *DomainMutation) ResetMemo() {
	m.memo = nil
}

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

// CreatedAt returns the value of the "created_at" field in the mutation.
func (m *DomainMutation) 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 Domain entity.
// If the Domain 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 *DomainMutation) 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
}

// ResetCreatedAt resets all changes to the "created_at" field.
func (m *DomainMutation) ResetCreatedAt() {
	m.created_at = nil
}

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

// UpdatedAt returns the value of the "updated_at" field in the mutation.
func (m *DomainMutation) 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 Domain entity.
// If the Domain 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 *DomainMutation) 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
}

// ResetUpdatedAt resets all changes to the "updated_at" field.
func (m *DomainMutation) ResetUpdatedAt() {
	m.updated_at = nil
}

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

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

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

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

// Type returns the node type of this mutation (Domain).
func (m *DomainMutation) 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 *DomainMutation) Fields() []string {
	fields := make([]string, 0, 5)
	if m.domain != nil {
		fields = append(fields, domain.FieldDomain)
	}
	if m.client_api_key != nil {
		fields = append(fields, domain.FieldClientAPIKey)
	}
	if m.memo != nil {
		fields = append(fields, domain.FieldMemo)
	}
	if m.created_at != nil {
		fields = append(fields, domain.FieldCreatedAt)
	}
	if m.updated_at != nil {
		fields = append(fields, domain.FieldUpdatedAt)
	}
	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 *DomainMutation) Field(name string) (ent.Value, bool) {
	switch name {
	case domain.FieldDomain:
		return m.Domain()
	case domain.FieldClientAPIKey:
		return m.ClientAPIKey()
	case domain.FieldMemo:
		return m.Memo()
	case domain.FieldCreatedAt:
		return m.CreatedAt()
	case domain.FieldUpdatedAt:
		return m.UpdatedAt()
	}
	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 *DomainMutation) OldField(ctx context.Context, name string) (ent.Value, error) {
	switch name {
	case domain.FieldDomain:
		return m.OldDomain(ctx)
	case domain.FieldClientAPIKey:
		return m.OldClientAPIKey(ctx)
	case domain.FieldMemo:
		return m.OldMemo(ctx)
	case domain.FieldCreatedAt:
		return m.OldCreatedAt(ctx)
	case domain.FieldUpdatedAt:
		return m.OldUpdatedAt(ctx)
	}
	return nil, fmt.Errorf("unknown Domain 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 *DomainMutation) SetField(name string, value ent.Value) error {
	switch name {
	case domain.FieldDomain:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetDomain(v)
		return nil
	case domain.FieldClientAPIKey:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetClientAPIKey(v)
		return nil
	case domain.FieldMemo:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetMemo(v)
		return nil
	case domain.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 domain.FieldUpdatedAt:
		v, ok := value.(time.Time)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetUpdatedAt(v)
		return nil
	}
	return fmt.Errorf("unknown Domain field %s", name)
}

// AddedFields returns all numeric fields that were incremented/decremented during
// this mutation.
func (m *DomainMutation) 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 *DomainMutation) 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 *DomainMutation) AddField(name string, value ent.Value) error {
	switch name {
	}
	return fmt.Errorf("unknown Domain numeric field %s", name)
}

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

// FieldCleared returns a boolean indicating if a field with the given name was
// cleared in this mutation.
func (m *DomainMutation) 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 *DomainMutation) ClearField(name string) error {
	return fmt.Errorf("unknown Domain 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 *DomainMutation) ResetField(name string) error {
	switch name {
	case domain.FieldDomain:
		m.ResetDomain()
		return nil
	case domain.FieldClientAPIKey:
		m.ResetClientAPIKey()
		return nil
	case domain.FieldMemo:
		m.ResetMemo()
		return nil
	case domain.FieldCreatedAt:
		m.ResetCreatedAt()
		return nil
	case domain.FieldUpdatedAt:
		m.ResetUpdatedAt()
		return nil
	}
	return fmt.Errorf("unknown Domain field %s", name)
}

// AddedEdges returns all edge names that were set/added in this mutation.
func (m *DomainMutation) AddedEdges() []string {
	edges := make([]string, 0, 0)
	return edges
}

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

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

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

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

// EdgeCleared returns a boolean which indicates if the edge with the given name
// was cleared in this mutation.
func (m *DomainMutation) EdgeCleared(name string) bool {
	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 *DomainMutation) ClearEdge(name string) error {
	return fmt.Errorf("unknown Domain 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 *DomainMutation) ResetEdge(name string) error {
	return fmt.Errorf("unknown Domain edge %s", name)
}