// Copyright 2019-present Facebook Inc. All rights reserved.
// This source code is licensed under the Apache 2.0 license found
// in the LICENSE file in the root directory of this source tree.

// Code generated by ent, DO NOT EDIT.

package ent

import (
	"context"
	"errors"
	"fmt"

	"entgo.io/ent/dialect/gremlin"
	"entgo.io/ent/dialect/gremlin/graph/dsl"
	"entgo.io/ent/dialect/gremlin/graph/dsl/__"
	"entgo.io/ent/dialect/gremlin/graph/dsl/g"
	"entgo.io/ent/entc/integration/ent/schema/task"
	"entgo.io/ent/entc/integration/gremlin/ent/predicate"
	enttask "entgo.io/ent/entc/integration/gremlin/ent/task"
)

// TaskUpdate is the builder for updating Task entities.
type TaskUpdate struct {
	config
	hooks    []Hook
	mutation *TaskMutation
}

// Where appends a list predicates to the TaskUpdate builder.
func (_u *TaskUpdate) Where(ps ...predicate.Task) *TaskUpdate {
	_u.mutation.Where(ps...)
	return _u
}

// SetPriority sets the "priority" field.
func (_u *TaskUpdate) SetPriority(v task.Priority) *TaskUpdate {
	_u.mutation.ResetPriority()
	_u.mutation.SetPriority(v)
	return _u
}

// SetNillablePriority sets the "priority" field if the given value is not nil.
func (_u *TaskUpdate) SetNillablePriority(v *task.Priority) *TaskUpdate {
	if v != nil {
		_u.SetPriority(*v)
	}
	return _u
}

// AddPriority adds value to the "priority" field.
func (_u *TaskUpdate) AddPriority(v task.Priority) *TaskUpdate {
	_u.mutation.AddPriority(v)
	return _u
}

// SetPriorities sets the "priorities" field.
func (_u *TaskUpdate) SetPriorities(v map[string]task.Priority) *TaskUpdate {
	_u.mutation.SetPriorities(v)
	return _u
}

// ClearPriorities clears the value of the "priorities" field.
func (_u *TaskUpdate) ClearPriorities() *TaskUpdate {
	_u.mutation.ClearPriorities()
	return _u
}

// SetName sets the "name" field.
func (_u *TaskUpdate) SetName(v string) *TaskUpdate {
	_u.mutation.SetName(v)
	return _u
}

// SetNillableName sets the "name" field if the given value is not nil.
func (_u *TaskUpdate) SetNillableName(v *string) *TaskUpdate {
	if v != nil {
		_u.SetName(*v)
	}
	return _u
}

// ClearName clears the value of the "name" field.
func (_u *TaskUpdate) ClearName() *TaskUpdate {
	_u.mutation.ClearName()
	return _u
}

// SetOwner sets the "owner" field.
func (_u *TaskUpdate) SetOwner(v string) *TaskUpdate {
	_u.mutation.SetOwner(v)
	return _u
}

// SetNillableOwner sets the "owner" field if the given value is not nil.
func (_u *TaskUpdate) SetNillableOwner(v *string) *TaskUpdate {
	if v != nil {
		_u.SetOwner(*v)
	}
	return _u
}

// ClearOwner clears the value of the "owner" field.
func (_u *TaskUpdate) ClearOwner() *TaskUpdate {
	_u.mutation.ClearOwner()
	return _u
}

// SetOrder sets the "order" field.
func (_u *TaskUpdate) SetOrder(v int) *TaskUpdate {
	_u.mutation.ResetOrder()
	_u.mutation.SetOrder(v)
	return _u
}

// SetNillableOrder sets the "order" field if the given value is not nil.
func (_u *TaskUpdate) SetNillableOrder(v *int) *TaskUpdate {
	if v != nil {
		_u.SetOrder(*v)
	}
	return _u
}

// AddOrder adds value to the "order" field.
func (_u *TaskUpdate) AddOrder(v int) *TaskUpdate {
	_u.mutation.AddOrder(v)
	return _u
}

// ClearOrder clears the value of the "order" field.
func (_u *TaskUpdate) ClearOrder() *TaskUpdate {
	_u.mutation.ClearOrder()
	return _u
}

// SetOrderOption sets the "order_option" field.
func (_u *TaskUpdate) SetOrderOption(v int) *TaskUpdate {
	_u.mutation.ResetOrderOption()
	_u.mutation.SetOrderOption(v)
	return _u
}

// SetNillableOrderOption sets the "order_option" field if the given value is not nil.
func (_u *TaskUpdate) SetNillableOrderOption(v *int) *TaskUpdate {
	if v != nil {
		_u.SetOrderOption(*v)
	}
	return _u
}

// AddOrderOption adds value to the "order_option" field.
func (_u *TaskUpdate) AddOrderOption(v int) *TaskUpdate {
	_u.mutation.AddOrderOption(v)
	return _u
}

// ClearOrderOption clears the value of the "order_option" field.
func (_u *TaskUpdate) ClearOrderOption() *TaskUpdate {
	_u.mutation.ClearOrderOption()
	return _u
}

// SetOp sets the "op" field.
func (_u *TaskUpdate) SetOp(v string) *TaskUpdate {
	_u.mutation.SetOpField(v)
	return _u
}

// SetNillableOp sets the "op" field if the given value is not nil.
func (_u *TaskUpdate) SetNillableOp(v *string) *TaskUpdate {
	if v != nil {
		_u.SetOp(*v)
	}
	return _u
}

// Mutation returns the TaskMutation object of the builder.
func (_u *TaskUpdate) Mutation() *TaskMutation {
	return _u.mutation
}

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

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

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

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

// check runs all checks and user-defined validators on the builder.
func (_u *TaskUpdate) check() error {
	if v, ok := _u.mutation.Priority(); ok {
		if err := v.Validate(); err != nil {
			return &ValidationError{Name: "priority", err: fmt.Errorf(`ent: validator failed for field "Task.priority": %w`, err)}
		}
	}
	if v, ok := _u.mutation.GetOp(); ok {
		if err := enttask.OpValidator(v); err != nil {
			return &ValidationError{Name: "op", err: fmt.Errorf(`ent: validator failed for field "Task.op": %w`, err)}
		}
	}
	return nil
}

func (_u *TaskUpdate) gremlinSave(ctx context.Context) (int, error) {
	if err := _u.check(); err != nil {
		return 0, err
	}
	res := &gremlin.Response{}
	query, bindings := _u.gremlin().Query()
	if err := _u.driver.Exec(ctx, query, bindings, res); err != nil {
		return 0, err
	}
	if err, ok := isConstantError(res); ok {
		return 0, err
	}
	_u.mutation.done = true
	return res.ReadInt()
}

func (_u *TaskUpdate) gremlin() *dsl.Traversal {
	v := g.V().HasLabel(enttask.Label)
	for _, p := range _u.mutation.Predicates() {
		p(v)
	}
	var (
		trs []*dsl.Traversal
	)
	if value, ok := _u.mutation.Priority(); ok {
		v.Property(dsl.Single, enttask.FieldPriority, value)
	}
	if value, ok := _u.mutation.AddedPriority(); ok {
		v.Property(dsl.Single, enttask.FieldPriority, __.Union(__.Values(enttask.FieldPriority), __.Constant(value)).Sum())
	}
	if value, ok := _u.mutation.Priorities(); ok {
		v.Property(dsl.Single, enttask.FieldPriorities, value)
	}
	if value, ok := _u.mutation.Name(); ok {
		v.Property(dsl.Single, enttask.FieldName, value)
	}
	if value, ok := _u.mutation.Owner(); ok {
		v.Property(dsl.Single, enttask.FieldOwner, value)
	}
	if value, ok := _u.mutation.Order(); ok {
		v.Property(dsl.Single, enttask.FieldOrder, value)
	}
	if value, ok := _u.mutation.AddedOrder(); ok {
		v.Property(dsl.Single, enttask.FieldOrder, __.Union(__.Values(enttask.FieldOrder), __.Constant(value)).Sum())
	}
	if value, ok := _u.mutation.OrderOption(); ok {
		v.Property(dsl.Single, enttask.FieldOrderOption, value)
	}
	if value, ok := _u.mutation.AddedOrderOption(); ok {
		v.Property(dsl.Single, enttask.FieldOrderOption, __.Union(__.Values(enttask.FieldOrderOption), __.Constant(value)).Sum())
	}
	if value, ok := _u.mutation.GetOp(); ok {
		v.Property(dsl.Single, enttask.FieldOp, value)
	}
	var properties []any
	if _u.mutation.PrioritiesCleared() {
		properties = append(properties, enttask.FieldPriorities)
	}
	if _u.mutation.NameCleared() {
		properties = append(properties, enttask.FieldName)
	}
	if _u.mutation.OwnerCleared() {
		properties = append(properties, enttask.FieldOwner)
	}
	if _u.mutation.OrderCleared() {
		properties = append(properties, enttask.FieldOrder)
	}
	if _u.mutation.OrderOptionCleared() {
		properties = append(properties, enttask.FieldOrderOption)
	}
	if len(properties) > 0 {
		v.SideEffect(__.Properties(properties...).Drop())
	}
	v.Count()
	trs = append(trs, v)
	return dsl.Join(trs...)
}

// TaskUpdateOne is the builder for updating a single Task entity.
type TaskUpdateOne struct {
	config
	fields   []string
	hooks    []Hook
	mutation *TaskMutation
}

// SetPriority sets the "priority" field.
func (_u *TaskUpdateOne) SetPriority(v task.Priority) *TaskUpdateOne {
	_u.mutation.ResetPriority()
	_u.mutation.SetPriority(v)
	return _u
}

// SetNillablePriority sets the "priority" field if the given value is not nil.
func (_u *TaskUpdateOne) SetNillablePriority(v *task.Priority) *TaskUpdateOne {
	if v != nil {
		_u.SetPriority(*v)
	}
	return _u
}

// AddPriority adds value to the "priority" field.
func (_u *TaskUpdateOne) AddPriority(v task.Priority) *TaskUpdateOne {
	_u.mutation.AddPriority(v)
	return _u
}

// SetPriorities sets the "priorities" field.
func (_u *TaskUpdateOne) SetPriorities(v map[string]task.Priority) *TaskUpdateOne {
	_u.mutation.SetPriorities(v)
	return _u
}

// ClearPriorities clears the value of the "priorities" field.
func (_u *TaskUpdateOne) ClearPriorities() *TaskUpdateOne {
	_u.mutation.ClearPriorities()
	return _u
}

// SetName sets the "name" field.
func (_u *TaskUpdateOne) SetName(v string) *TaskUpdateOne {
	_u.mutation.SetName(v)
	return _u
}

// SetNillableName sets the "name" field if the given value is not nil.
func (_u *TaskUpdateOne) SetNillableName(v *string) *TaskUpdateOne {
	if v != nil {
		_u.SetName(*v)
	}
	return _u
}

// ClearName clears the value of the "name" field.
func (_u *TaskUpdateOne) ClearName() *TaskUpdateOne {
	_u.mutation.ClearName()
	return _u
}

// SetOwner sets the "owner" field.
func (_u *TaskUpdateOne) SetOwner(v string) *TaskUpdateOne {
	_u.mutation.SetOwner(v)
	return _u
}

// SetNillableOwner sets the "owner" field if the given value is not nil.
func (_u *TaskUpdateOne) SetNillableOwner(v *string) *TaskUpdateOne {
	if v != nil {
		_u.SetOwner(*v)
	}
	return _u
}

// ClearOwner clears the value of the "owner" field.
func (_u *TaskUpdateOne) ClearOwner() *TaskUpdateOne {
	_u.mutation.ClearOwner()
	return _u
}

// SetOrder sets the "order" field.
func (_u *TaskUpdateOne) SetOrder(v int) *TaskUpdateOne {
	_u.mutation.ResetOrder()
	_u.mutation.SetOrder(v)
	return _u
}

// SetNillableOrder sets the "order" field if the given value is not nil.
func (_u *TaskUpdateOne) SetNillableOrder(v *int) *TaskUpdateOne {
	if v != nil {
		_u.SetOrder(*v)
	}
	return _u
}

// AddOrder adds value to the "order" field.
func (_u *TaskUpdateOne) AddOrder(v int) *TaskUpdateOne {
	_u.mutation.AddOrder(v)
	return _u
}

// ClearOrder clears the value of the "order" field.
func (_u *TaskUpdateOne) ClearOrder() *TaskUpdateOne {
	_u.mutation.ClearOrder()
	return _u
}

// SetOrderOption sets the "order_option" field.
func (_u *TaskUpdateOne) SetOrderOption(v int) *TaskUpdateOne {
	_u.mutation.ResetOrderOption()
	_u.mutation.SetOrderOption(v)
	return _u
}

// SetNillableOrderOption sets the "order_option" field if the given value is not nil.
func (_u *TaskUpdateOne) SetNillableOrderOption(v *int) *TaskUpdateOne {
	if v != nil {
		_u.SetOrderOption(*v)
	}
	return _u
}

// AddOrderOption adds value to the "order_option" field.
func (_u *TaskUpdateOne) AddOrderOption(v int) *TaskUpdateOne {
	_u.mutation.AddOrderOption(v)
	return _u
}

// ClearOrderOption clears the value of the "order_option" field.
func (_u *TaskUpdateOne) ClearOrderOption() *TaskUpdateOne {
	_u.mutation.ClearOrderOption()
	return _u
}

// SetOp sets the "op" field.
func (_u *TaskUpdateOne) SetOp(v string) *TaskUpdateOne {
	_u.mutation.SetOpField(v)
	return _u
}

// SetNillableOp sets the "op" field if the given value is not nil.
func (_u *TaskUpdateOne) SetNillableOp(v *string) *TaskUpdateOne {
	if v != nil {
		_u.SetOp(*v)
	}
	return _u
}

// Mutation returns the TaskMutation object of the builder.
func (_u *TaskUpdateOne) Mutation() *TaskMutation {
	return _u.mutation
}

// Where appends a list predicates to the TaskUpdate builder.
func (_u *TaskUpdateOne) Where(ps ...predicate.Task) *TaskUpdateOne {
	_u.mutation.Where(ps...)
	return _u
}

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

// Save executes the query and returns the updated Task entity.
func (_u *TaskUpdateOne) Save(ctx context.Context) (*Task, error) {
	return withHooks(ctx, _u.gremlinSave, _u.mutation, _u.hooks)
}

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

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

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

// check runs all checks and user-defined validators on the builder.
func (_u *TaskUpdateOne) check() error {
	if v, ok := _u.mutation.Priority(); ok {
		if err := v.Validate(); err != nil {
			return &ValidationError{Name: "priority", err: fmt.Errorf(`ent: validator failed for field "Task.priority": %w`, err)}
		}
	}
	if v, ok := _u.mutation.GetOp(); ok {
		if err := enttask.OpValidator(v); err != nil {
			return &ValidationError{Name: "op", err: fmt.Errorf(`ent: validator failed for field "Task.op": %w`, err)}
		}
	}
	return nil
}

func (_u *TaskUpdateOne) gremlinSave(ctx context.Context) (*Task, error) {
	if err := _u.check(); err != nil {
		return nil, err
	}
	res := &gremlin.Response{}
	id, ok := _u.mutation.ID()
	if !ok {
		return nil, &ValidationError{Name: "id", err: errors.New(`ent: missing "Task.id" for update`)}
	}
	query, bindings := _u.gremlin(id).Query()
	if err := _u.driver.Exec(ctx, query, bindings, res); err != nil {
		return nil, err
	}
	if err, ok := isConstantError(res); ok {
		return nil, err
	}
	_u.mutation.done = true
	_m := &Task{config: _u.config}
	if err := _m.FromResponse(res); err != nil {
		return nil, err
	}
	return _m, nil
}

func (_u *TaskUpdateOne) gremlin(id string) *dsl.Traversal {
	v := g.V(id)
	var (
		trs []*dsl.Traversal
	)
	if value, ok := _u.mutation.Priority(); ok {
		v.Property(dsl.Single, enttask.FieldPriority, value)
	}
	if value, ok := _u.mutation.AddedPriority(); ok {
		v.Property(dsl.Single, enttask.FieldPriority, __.Union(__.Values(enttask.FieldPriority), __.Constant(value)).Sum())
	}
	if value, ok := _u.mutation.Priorities(); ok {
		v.Property(dsl.Single, enttask.FieldPriorities, value)
	}
	if value, ok := _u.mutation.Name(); ok {
		v.Property(dsl.Single, enttask.FieldName, value)
	}
	if value, ok := _u.mutation.Owner(); ok {
		v.Property(dsl.Single, enttask.FieldOwner, value)
	}
	if value, ok := _u.mutation.Order(); ok {
		v.Property(dsl.Single, enttask.FieldOrder, value)
	}
	if value, ok := _u.mutation.AddedOrder(); ok {
		v.Property(dsl.Single, enttask.FieldOrder, __.Union(__.Values(enttask.FieldOrder), __.Constant(value)).Sum())
	}
	if value, ok := _u.mutation.OrderOption(); ok {
		v.Property(dsl.Single, enttask.FieldOrderOption, value)
	}
	if value, ok := _u.mutation.AddedOrderOption(); ok {
		v.Property(dsl.Single, enttask.FieldOrderOption, __.Union(__.Values(enttask.FieldOrderOption), __.Constant(value)).Sum())
	}
	if value, ok := _u.mutation.GetOp(); ok {
		v.Property(dsl.Single, enttask.FieldOp, value)
	}
	var properties []any
	if _u.mutation.PrioritiesCleared() {
		properties = append(properties, enttask.FieldPriorities)
	}
	if _u.mutation.NameCleared() {
		properties = append(properties, enttask.FieldName)
	}
	if _u.mutation.OwnerCleared() {
		properties = append(properties, enttask.FieldOwner)
	}
	if _u.mutation.OrderCleared() {
		properties = append(properties, enttask.FieldOrder)
	}
	if _u.mutation.OrderOptionCleared() {
		properties = append(properties, enttask.FieldOrderOption)
	}
	if len(properties) > 0 {
		v.SideEffect(__.Properties(properties...).Drop())
	}
	if len(_u.fields) > 0 {
		fields := make([]any, 0, len(_u.fields)+1)
		fields = append(fields, true)
		for _, f := range _u.fields {
			fields = append(fields, f)
		}
		v.ValueMap(fields...)
	} else {
		v.ValueMap(true)
	}
	trs = append(trs, v)
	return dsl.Join(trs...)
}