// Code generated by ent, DO NOT EDIT.

package ent

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

	"entgo.io/ent"
	"entgo.io/ent/dialect/sql"
	"kra/internal/data/ent/admin"
	"kra/internal/data/ent/predicate"
)

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

	// Node types.
	TypeAdmin = "Admin"
)

// AdminMutation represents an operation that mutates the Admin nodes in the graph.
type AdminMutation struct {
	config
	op            Op
	typ           string
	id            *int64
	name          *string
	email         *string
	avatar        *string
	access        *string
	password      *string
	create_time   *time.Time
	update_time   *time.Time
	clearedFields map[string]struct{}
	done          bool
	oldValue      func(context.Context) (*Admin, error)
	predicates    []predicate.Admin
}

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

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

// newAdminMutation creates new mutation for the Admin entity.
func newAdminMutation(c config, op Op, opts ...adminOption) *AdminMutation {
	m := &AdminMutation{
		config:        c,
		op:            op,
		typ:           TypeAdmin,
		clearedFields: make(map[string]struct{}),
	}
	for _, opt := range opts {
		opt(m)
	}
	return m
}

// withAdminID sets the ID field of the mutation.
func withAdminID(id int64) adminOption {
	return func(m *AdminMutation) {
		var (
			err   error
			once  sync.Once
			value *Admin
		)
		m.oldValue = func(ctx context.Context) (*Admin, error) {
			once.Do(func() {
				if m.done {
					err = errors.New("querying old values post mutation is not allowed")
				} else {
					value, err = m.Client().Admin.Get(ctx, id)
				}
			})
			return value, err
		}
		m.id = &id
	}
}

// withAdmin sets the old Admin of the mutation.
func withAdmin(node *Admin) adminOption {
	return func(m *AdminMutation) {
		m.oldValue = func(context.Context) (*Admin, 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 AdminMutation) 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 AdminMutation) 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 Admin entities.
func (m *AdminMutation) SetID(id int64) {
	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 *AdminMutation) ID() (id int64, 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 *AdminMutation) IDs(ctx context.Context) ([]int64, error) {
	switch {
	case m.op.Is(OpUpdateOne | OpDeleteOne):
		id, exists := m.ID()
		if exists {
			return []int64{id}, nil
		}
		fallthrough
	case m.op.Is(OpUpdate | OpDelete):
		return m.Client().Admin.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 *AdminMutation) SetName(s string) {
	m.name = &s
}

// Name returns the value of the "name" field in the mutation.
func (m *AdminMutation) 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 Admin entity.
// If the Admin 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 *AdminMutation) 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 *AdminMutation) ResetName() {
	m.name = nil
}

// SetEmail sets the "email" field.
func (m *AdminMutation) SetEmail(s string) {
	m.email = &s
}

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

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

// ResetEmail resets all changes to the "email" field.
func (m *AdminMutation) ResetEmail() {
	m.email = nil
}

// SetAvatar sets the "avatar" field.
func (m *AdminMutation) SetAvatar(s string) {
	m.avatar = &s
}

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

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

// ResetAvatar resets all changes to the "avatar" field.
func (m *AdminMutation) ResetAvatar() {
	m.avatar = nil
}

// SetAccess sets the "access" field.
func (m *AdminMutation) SetAccess(s string) {
	m.access = &s
}

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

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

// ResetAccess resets all changes to the "access" field.
func (m *AdminMutation) ResetAccess() {
	m.access = nil
}

// SetPassword sets the "password" field.
func (m *AdminMutation) SetPassword(s string) {
	m.password = &s
}

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

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

// ResetPassword resets all changes to the "password" field.
func (m *AdminMutation) ResetPassword() {
	m.password = nil
}

// SetCreateTime sets the "create_time" field.
func (m *AdminMutation) SetCreateTime(t time.Time) {
	m.create_time = &t
}

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

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

// ResetCreateTime resets all changes to the "create_time" field.
func (m *AdminMutation) ResetCreateTime() {
	m.create_time = nil
}

// SetUpdateTime sets the "update_time" field.
func (m *AdminMutation) SetUpdateTime(t time.Time) {
	m.update_time = &t
}

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

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

// ResetUpdateTime resets all changes to the "update_time" field.
func (m *AdminMutation) ResetUpdateTime() {
	m.update_time = nil
}

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

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

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

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

// Type returns the node type of this mutation (Admin).
func (m *AdminMutation) 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 *AdminMutation) Fields() []string {
	fields := make([]string, 0, 7)
	if m.name != nil {
		fields = append(fields, admin.FieldName)
	}
	if m.email != nil {
		fields = append(fields, admin.FieldEmail)
	}
	if m.avatar != nil {
		fields = append(fields, admin.FieldAvatar)
	}
	if m.access != nil {
		fields = append(fields, admin.FieldAccess)
	}
	if m.password != nil {
		fields = append(fields, admin.FieldPassword)
	}
	if m.create_time != nil {
		fields = append(fields, admin.FieldCreateTime)
	}
	if m.update_time != nil {
		fields = append(fields, admin.FieldUpdateTime)
	}
	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 *AdminMutation) Field(name string) (ent.Value, bool) {
	switch name {
	case admin.FieldName:
		return m.Name()
	case admin.FieldEmail:
		return m.Email()
	case admin.FieldAvatar:
		return m.Avatar()
	case admin.FieldAccess:
		return m.Access()
	case admin.FieldPassword:
		return m.Password()
	case admin.FieldCreateTime:
		return m.CreateTime()
	case admin.FieldUpdateTime:
		return m.UpdateTime()
	}
	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 *AdminMutation) OldField(ctx context.Context, name string) (ent.Value, error) {
	switch name {
	case admin.FieldName:
		return m.OldName(ctx)
	case admin.FieldEmail:
		return m.OldEmail(ctx)
	case admin.FieldAvatar:
		return m.OldAvatar(ctx)
	case admin.FieldAccess:
		return m.OldAccess(ctx)
	case admin.FieldPassword:
		return m.OldPassword(ctx)
	case admin.FieldCreateTime:
		return m.OldCreateTime(ctx)
	case admin.FieldUpdateTime:
		return m.OldUpdateTime(ctx)
	}
	return nil, fmt.Errorf("unknown Admin 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 *AdminMutation) SetField(name string, value ent.Value) error {
	switch name {
	case admin.FieldName:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetName(v)
		return nil
	case admin.FieldEmail:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetEmail(v)
		return nil
	case admin.FieldAvatar:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetAvatar(v)
		return nil
	case admin.FieldAccess:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetAccess(v)
		return nil
	case admin.FieldPassword:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetPassword(v)
		return nil
	case admin.FieldCreateTime:
		v, ok := value.(time.Time)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetCreateTime(v)
		return nil
	case admin.FieldUpdateTime:
		v, ok := value.(time.Time)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetUpdateTime(v)
		return nil
	}
	return fmt.Errorf("unknown Admin field %s", name)
}

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

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

// FieldCleared returns a boolean indicating if a field with the given name was
// cleared in this mutation.
func (m *AdminMutation) 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 *AdminMutation) ClearField(name string) error {
	return fmt.Errorf("unknown Admin 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 *AdminMutation) ResetField(name string) error {
	switch name {
	case admin.FieldName:
		m.ResetName()
		return nil
	case admin.FieldEmail:
		m.ResetEmail()
		return nil
	case admin.FieldAvatar:
		m.ResetAvatar()
		return nil
	case admin.FieldAccess:
		m.ResetAccess()
		return nil
	case admin.FieldPassword:
		m.ResetPassword()
		return nil
	case admin.FieldCreateTime:
		m.ResetCreateTime()
		return nil
	case admin.FieldUpdateTime:
		m.ResetUpdateTime()
		return nil
	}
	return fmt.Errorf("unknown Admin field %s", name)
}

// AddedEdges returns all edge names that were set/added in this mutation.
func (m *AdminMutation) 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 *AdminMutation) AddedIDs(name string) []ent.Value {
	return nil
}

// RemovedEdges returns all edge names that were removed in this mutation.
func (m *AdminMutation) 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 *AdminMutation) RemovedIDs(name string) []ent.Value {
	return nil
}

// ClearedEdges returns all edge names that were cleared in this mutation.
func (m *AdminMutation) 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 *AdminMutation) 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 *AdminMutation) ClearEdge(name string) error {
	return fmt.Errorf("unknown Admin 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 *AdminMutation) ResetEdge(name string) error {
	return fmt.Errorf("unknown Admin edge %s", name)
}