// Code generated by ent, DO NOT EDIT.

package ent

import (
	"context"
	"errors"
	"fmt"

	"entgo.io/ent/dialect/sql"
	"entgo.io/ent/dialect/sql/sqlgraph"
	"entgo.io/ent/schema/field"
	"gitserver.in/patialtech/rano/db/ent/predicate"
	"gitserver.in/patialtech/rano/db/ent/user"
	"gitserver.in/patialtech/rano/db/ent/verifytoken"
)

// VerifyTokenUpdate is the builder for updating VerifyToken entities.
type VerifyTokenUpdate struct {
	config
	hooks    []Hook
	mutation *VerifyTokenMutation
}

// Where appends a list predicates to the VerifyTokenUpdate builder.
func (vtu *VerifyTokenUpdate) Where(ps ...predicate.VerifyToken) *VerifyTokenUpdate {
	vtu.mutation.Where(ps...)
	return vtu
}

// SetToken sets the "token" field.
func (vtu *VerifyTokenUpdate) SetToken(s string) *VerifyTokenUpdate {
	vtu.mutation.SetToken(s)
	return vtu
}

// SetNillableToken sets the "token" field if the given value is not nil.
func (vtu *VerifyTokenUpdate) SetNillableToken(s *string) *VerifyTokenUpdate {
	if s != nil {
		vtu.SetToken(*s)
	}
	return vtu
}

// SetPurpose sets the "purpose" field.
func (vtu *VerifyTokenUpdate) SetPurpose(s string) *VerifyTokenUpdate {
	vtu.mutation.SetPurpose(s)
	return vtu
}

// SetNillablePurpose sets the "purpose" field if the given value is not nil.
func (vtu *VerifyTokenUpdate) SetNillablePurpose(s *string) *VerifyTokenUpdate {
	if s != nil {
		vtu.SetPurpose(*s)
	}
	return vtu
}

// ClearPurpose clears the value of the "purpose" field.
func (vtu *VerifyTokenUpdate) ClearPurpose() *VerifyTokenUpdate {
	vtu.mutation.ClearPurpose()
	return vtu
}

// SetUserID sets the "user" edge to the User entity by ID.
func (vtu *VerifyTokenUpdate) SetUserID(id int64) *VerifyTokenUpdate {
	vtu.mutation.SetUserID(id)
	return vtu
}

// SetNillableUserID sets the "user" edge to the User entity by ID if the given value is not nil.
func (vtu *VerifyTokenUpdate) SetNillableUserID(id *int64) *VerifyTokenUpdate {
	if id != nil {
		vtu = vtu.SetUserID(*id)
	}
	return vtu
}

// SetUser sets the "user" edge to the User entity.
func (vtu *VerifyTokenUpdate) SetUser(u *User) *VerifyTokenUpdate {
	return vtu.SetUserID(u.ID)
}

// Mutation returns the VerifyTokenMutation object of the builder.
func (vtu *VerifyTokenUpdate) Mutation() *VerifyTokenMutation {
	return vtu.mutation
}

// ClearUser clears the "user" edge to the User entity.
func (vtu *VerifyTokenUpdate) ClearUser() *VerifyTokenUpdate {
	vtu.mutation.ClearUser()
	return vtu
}

// Save executes the query and returns the number of nodes affected by the update operation.
func (vtu *VerifyTokenUpdate) Save(ctx context.Context) (int, error) {
	return withHooks(ctx, vtu.sqlSave, vtu.mutation, vtu.hooks)
}

// SaveX is like Save, but panics if an error occurs.
func (vtu *VerifyTokenUpdate) SaveX(ctx context.Context) int {
	affected, err := vtu.Save(ctx)
	if err != nil {
		panic(err)
	}
	return affected
}

// Exec executes the query.
func (vtu *VerifyTokenUpdate) Exec(ctx context.Context) error {
	_, err := vtu.Save(ctx)
	return err
}

// ExecX is like Exec, but panics if an error occurs.
func (vtu *VerifyTokenUpdate) ExecX(ctx context.Context) {
	if err := vtu.Exec(ctx); err != nil {
		panic(err)
	}
}

// check runs all checks and user-defined validators on the builder.
func (vtu *VerifyTokenUpdate) check() error {
	if v, ok := vtu.mutation.Token(); ok {
		if err := verifytoken.TokenValidator(v); err != nil {
			return &ValidationError{Name: "token", err: fmt.Errorf(`ent: validator failed for field "VerifyToken.token": %w`, err)}
		}
	}
	if v, ok := vtu.mutation.Purpose(); ok {
		if err := verifytoken.PurposeValidator(v); err != nil {
			return &ValidationError{Name: "purpose", err: fmt.Errorf(`ent: validator failed for field "VerifyToken.purpose": %w`, err)}
		}
	}
	return nil
}

func (vtu *VerifyTokenUpdate) sqlSave(ctx context.Context) (n int, err error) {
	if err := vtu.check(); err != nil {
		return n, err
	}
	_spec := sqlgraph.NewUpdateSpec(verifytoken.Table, verifytoken.Columns, sqlgraph.NewFieldSpec(verifytoken.FieldID, field.TypeInt64))
	if ps := vtu.mutation.predicates; len(ps) > 0 {
		_spec.Predicate = func(selector *sql.Selector) {
			for i := range ps {
				ps[i](selector)
			}
		}
	}
	if value, ok := vtu.mutation.Token(); ok {
		_spec.SetField(verifytoken.FieldToken, field.TypeString, value)
	}
	if value, ok := vtu.mutation.Purpose(); ok {
		_spec.SetField(verifytoken.FieldPurpose, field.TypeString, value)
	}
	if vtu.mutation.PurposeCleared() {
		_spec.ClearField(verifytoken.FieldPurpose, field.TypeString)
	}
	if vtu.mutation.UserCleared() {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.M2O,
			Inverse: true,
			Table:   verifytoken.UserTable,
			Columns: []string{verifytoken.UserColumn},
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(user.FieldID, field.TypeInt64),
			},
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := vtu.mutation.UserIDs(); len(nodes) > 0 {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.M2O,
			Inverse: true,
			Table:   verifytoken.UserTable,
			Columns: []string{verifytoken.UserColumn},
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(user.FieldID, field.TypeInt64),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		_spec.Edges.Add = append(_spec.Edges.Add, edge)
	}
	if n, err = sqlgraph.UpdateNodes(ctx, vtu.driver, _spec); err != nil {
		if _, ok := err.(*sqlgraph.NotFoundError); ok {
			err = &NotFoundError{verifytoken.Label}
		} else if sqlgraph.IsConstraintError(err) {
			err = &ConstraintError{msg: err.Error(), wrap: err}
		}
		return 0, err
	}
	vtu.mutation.done = true
	return n, nil
}

// VerifyTokenUpdateOne is the builder for updating a single VerifyToken entity.
type VerifyTokenUpdateOne struct {
	config
	fields   []string
	hooks    []Hook
	mutation *VerifyTokenMutation
}

// SetToken sets the "token" field.
func (vtuo *VerifyTokenUpdateOne) SetToken(s string) *VerifyTokenUpdateOne {
	vtuo.mutation.SetToken(s)
	return vtuo
}

// SetNillableToken sets the "token" field if the given value is not nil.
func (vtuo *VerifyTokenUpdateOne) SetNillableToken(s *string) *VerifyTokenUpdateOne {
	if s != nil {
		vtuo.SetToken(*s)
	}
	return vtuo
}

// SetPurpose sets the "purpose" field.
func (vtuo *VerifyTokenUpdateOne) SetPurpose(s string) *VerifyTokenUpdateOne {
	vtuo.mutation.SetPurpose(s)
	return vtuo
}

// SetNillablePurpose sets the "purpose" field if the given value is not nil.
func (vtuo *VerifyTokenUpdateOne) SetNillablePurpose(s *string) *VerifyTokenUpdateOne {
	if s != nil {
		vtuo.SetPurpose(*s)
	}
	return vtuo
}

// ClearPurpose clears the value of the "purpose" field.
func (vtuo *VerifyTokenUpdateOne) ClearPurpose() *VerifyTokenUpdateOne {
	vtuo.mutation.ClearPurpose()
	return vtuo
}

// SetUserID sets the "user" edge to the User entity by ID.
func (vtuo *VerifyTokenUpdateOne) SetUserID(id int64) *VerifyTokenUpdateOne {
	vtuo.mutation.SetUserID(id)
	return vtuo
}

// SetNillableUserID sets the "user" edge to the User entity by ID if the given value is not nil.
func (vtuo *VerifyTokenUpdateOne) SetNillableUserID(id *int64) *VerifyTokenUpdateOne {
	if id != nil {
		vtuo = vtuo.SetUserID(*id)
	}
	return vtuo
}

// SetUser sets the "user" edge to the User entity.
func (vtuo *VerifyTokenUpdateOne) SetUser(u *User) *VerifyTokenUpdateOne {
	return vtuo.SetUserID(u.ID)
}

// Mutation returns the VerifyTokenMutation object of the builder.
func (vtuo *VerifyTokenUpdateOne) Mutation() *VerifyTokenMutation {
	return vtuo.mutation
}

// ClearUser clears the "user" edge to the User entity.
func (vtuo *VerifyTokenUpdateOne) ClearUser() *VerifyTokenUpdateOne {
	vtuo.mutation.ClearUser()
	return vtuo
}

// Where appends a list predicates to the VerifyTokenUpdate builder.
func (vtuo *VerifyTokenUpdateOne) Where(ps ...predicate.VerifyToken) *VerifyTokenUpdateOne {
	vtuo.mutation.Where(ps...)
	return vtuo
}

// Select allows selecting one or more fields (columns) of the returned entity.
// The default is selecting all fields defined in the entity schema.
func (vtuo *VerifyTokenUpdateOne) Select(field string, fields ...string) *VerifyTokenUpdateOne {
	vtuo.fields = append([]string{field}, fields...)
	return vtuo
}

// Save executes the query and returns the updated VerifyToken entity.
func (vtuo *VerifyTokenUpdateOne) Save(ctx context.Context) (*VerifyToken, error) {
	return withHooks(ctx, vtuo.sqlSave, vtuo.mutation, vtuo.hooks)
}

// SaveX is like Save, but panics if an error occurs.
func (vtuo *VerifyTokenUpdateOne) SaveX(ctx context.Context) *VerifyToken {
	node, err := vtuo.Save(ctx)
	if err != nil {
		panic(err)
	}
	return node
}

// Exec executes the query on the entity.
func (vtuo *VerifyTokenUpdateOne) Exec(ctx context.Context) error {
	_, err := vtuo.Save(ctx)
	return err
}

// ExecX is like Exec, but panics if an error occurs.
func (vtuo *VerifyTokenUpdateOne) ExecX(ctx context.Context) {
	if err := vtuo.Exec(ctx); err != nil {
		panic(err)
	}
}

// check runs all checks and user-defined validators on the builder.
func (vtuo *VerifyTokenUpdateOne) check() error {
	if v, ok := vtuo.mutation.Token(); ok {
		if err := verifytoken.TokenValidator(v); err != nil {
			return &ValidationError{Name: "token", err: fmt.Errorf(`ent: validator failed for field "VerifyToken.token": %w`, err)}
		}
	}
	if v, ok := vtuo.mutation.Purpose(); ok {
		if err := verifytoken.PurposeValidator(v); err != nil {
			return &ValidationError{Name: "purpose", err: fmt.Errorf(`ent: validator failed for field "VerifyToken.purpose": %w`, err)}
		}
	}
	return nil
}

func (vtuo *VerifyTokenUpdateOne) sqlSave(ctx context.Context) (_node *VerifyToken, err error) {
	if err := vtuo.check(); err != nil {
		return _node, err
	}
	_spec := sqlgraph.NewUpdateSpec(verifytoken.Table, verifytoken.Columns, sqlgraph.NewFieldSpec(verifytoken.FieldID, field.TypeInt64))
	id, ok := vtuo.mutation.ID()
	if !ok {
		return nil, &ValidationError{Name: "id", err: errors.New(`ent: missing "VerifyToken.id" for update`)}
	}
	_spec.Node.ID.Value = id
	if fields := vtuo.fields; len(fields) > 0 {
		_spec.Node.Columns = make([]string, 0, len(fields))
		_spec.Node.Columns = append(_spec.Node.Columns, verifytoken.FieldID)
		for _, f := range fields {
			if !verifytoken.ValidColumn(f) {
				return nil, &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
			}
			if f != verifytoken.FieldID {
				_spec.Node.Columns = append(_spec.Node.Columns, f)
			}
		}
	}
	if ps := vtuo.mutation.predicates; len(ps) > 0 {
		_spec.Predicate = func(selector *sql.Selector) {
			for i := range ps {
				ps[i](selector)
			}
		}
	}
	if value, ok := vtuo.mutation.Token(); ok {
		_spec.SetField(verifytoken.FieldToken, field.TypeString, value)
	}
	if value, ok := vtuo.mutation.Purpose(); ok {
		_spec.SetField(verifytoken.FieldPurpose, field.TypeString, value)
	}
	if vtuo.mutation.PurposeCleared() {
		_spec.ClearField(verifytoken.FieldPurpose, field.TypeString)
	}
	if vtuo.mutation.UserCleared() {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.M2O,
			Inverse: true,
			Table:   verifytoken.UserTable,
			Columns: []string{verifytoken.UserColumn},
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(user.FieldID, field.TypeInt64),
			},
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := vtuo.mutation.UserIDs(); len(nodes) > 0 {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.M2O,
			Inverse: true,
			Table:   verifytoken.UserTable,
			Columns: []string{verifytoken.UserColumn},
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(user.FieldID, field.TypeInt64),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		_spec.Edges.Add = append(_spec.Edges.Add, edge)
	}
	_node = &VerifyToken{config: vtuo.config}
	_spec.Assign = _node.assignValues
	_spec.ScanValues = _node.scanValues
	if err = sqlgraph.UpdateNode(ctx, vtuo.driver, _spec); err != nil {
		if _, ok := err.(*sqlgraph.NotFoundError); ok {
			err = &NotFoundError{verifytoken.Label}
		} else if sqlgraph.IsConstraintError(err) {
			err = &ConstraintError{msg: err.Error(), wrap: err}
		}
		return nil, err
	}
	vtuo.mutation.done = true
	return _node, nil
}