// Code generated by ent, DO NOT EDIT.

package ent

import (
	"bj_power_wms/ent/predicate"
	"bj_power_wms/ent/zone"
	"context"
	"errors"
	"fmt"

	"entgo.io/ent/dialect/sql"
	"entgo.io/ent/dialect/sql/sqlgraph"
	"entgo.io/ent/schema/field"
)

// ZoneUpdate is the builder for updating Zone entities.
type ZoneUpdate struct {
	config
	hooks    []Hook
	mutation *ZoneMutation
}

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

// SetZoneCode sets the "zone_code" field.
func (_u *ZoneUpdate) SetZoneCode(v string) *ZoneUpdate {
	_u.mutation.SetZoneCode(v)
	return _u
}

// SetNillableZoneCode sets the "zone_code" field if the given value is not nil.
func (_u *ZoneUpdate) SetNillableZoneCode(v *string) *ZoneUpdate {
	if v != nil {
		_u.SetZoneCode(*v)
	}
	return _u
}

// SetZoneName sets the "zone_name" field.
func (_u *ZoneUpdate) SetZoneName(v string) *ZoneUpdate {
	_u.mutation.SetZoneName(v)
	return _u
}

// SetNillableZoneName sets the "zone_name" field if the given value is not nil.
func (_u *ZoneUpdate) SetNillableZoneName(v *string) *ZoneUpdate {
	if v != nil {
		_u.SetZoneName(*v)
	}
	return _u
}

// SetDescription sets the "description" field.
func (_u *ZoneUpdate) SetDescription(v string) *ZoneUpdate {
	_u.mutation.SetDescription(v)
	return _u
}

// SetNillableDescription sets the "description" field if the given value is not nil.
func (_u *ZoneUpdate) SetNillableDescription(v *string) *ZoneUpdate {
	if v != nil {
		_u.SetDescription(*v)
	}
	return _u
}

// ClearDescription clears the value of the "description" field.
func (_u *ZoneUpdate) ClearDescription() *ZoneUpdate {
	_u.mutation.ClearDescription()
	return _u
}

// SetCreatedAt sets the "created_at" field.
func (_u *ZoneUpdate) SetCreatedAt(v int64) *ZoneUpdate {
	_u.mutation.ResetCreatedAt()
	_u.mutation.SetCreatedAt(v)
	return _u
}

// SetNillableCreatedAt sets the "created_at" field if the given value is not nil.
func (_u *ZoneUpdate) SetNillableCreatedAt(v *int64) *ZoneUpdate {
	if v != nil {
		_u.SetCreatedAt(*v)
	}
	return _u
}

// AddCreatedAt adds value to the "created_at" field.
func (_u *ZoneUpdate) AddCreatedAt(v int64) *ZoneUpdate {
	_u.mutation.AddCreatedAt(v)
	return _u
}

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

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

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

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

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

func (_u *ZoneUpdate) sqlSave(ctx context.Context) (_node int, err error) {
	_spec := sqlgraph.NewUpdateSpec(zone.Table, zone.Columns, sqlgraph.NewFieldSpec(zone.FieldID, field.TypeInt))
	if ps := _u.mutation.predicates; len(ps) > 0 {
		_spec.Predicate = func(selector *sql.Selector) {
			for i := range ps {
				ps[i](selector)
			}
		}
	}
	if value, ok := _u.mutation.ZoneCode(); ok {
		_spec.SetField(zone.FieldZoneCode, field.TypeString, value)
	}
	if value, ok := _u.mutation.ZoneName(); ok {
		_spec.SetField(zone.FieldZoneName, field.TypeString, value)
	}
	if value, ok := _u.mutation.Description(); ok {
		_spec.SetField(zone.FieldDescription, field.TypeString, value)
	}
	if _u.mutation.DescriptionCleared() {
		_spec.ClearField(zone.FieldDescription, field.TypeString)
	}
	if value, ok := _u.mutation.CreatedAt(); ok {
		_spec.SetField(zone.FieldCreatedAt, field.TypeInt64, value)
	}
	if value, ok := _u.mutation.AddedCreatedAt(); ok {
		_spec.AddField(zone.FieldCreatedAt, field.TypeInt64, value)
	}
	if _node, err = sqlgraph.UpdateNodes(ctx, _u.driver, _spec); err != nil {
		if _, ok := err.(*sqlgraph.NotFoundError); ok {
			err = &NotFoundError{zone.Label}
		} else if sqlgraph.IsConstraintError(err) {
			err = &ConstraintError{msg: err.Error(), wrap: err}
		}
		return 0, err
	}
	_u.mutation.done = true
	return _node, nil
}

// ZoneUpdateOne is the builder for updating a single Zone entity.
type ZoneUpdateOne struct {
	config
	fields   []string
	hooks    []Hook
	mutation *ZoneMutation
}

// SetZoneCode sets the "zone_code" field.
func (_u *ZoneUpdateOne) SetZoneCode(v string) *ZoneUpdateOne {
	_u.mutation.SetZoneCode(v)
	return _u
}

// SetNillableZoneCode sets the "zone_code" field if the given value is not nil.
func (_u *ZoneUpdateOne) SetNillableZoneCode(v *string) *ZoneUpdateOne {
	if v != nil {
		_u.SetZoneCode(*v)
	}
	return _u
}

// SetZoneName sets the "zone_name" field.
func (_u *ZoneUpdateOne) SetZoneName(v string) *ZoneUpdateOne {
	_u.mutation.SetZoneName(v)
	return _u
}

// SetNillableZoneName sets the "zone_name" field if the given value is not nil.
func (_u *ZoneUpdateOne) SetNillableZoneName(v *string) *ZoneUpdateOne {
	if v != nil {
		_u.SetZoneName(*v)
	}
	return _u
}

// SetDescription sets the "description" field.
func (_u *ZoneUpdateOne) SetDescription(v string) *ZoneUpdateOne {
	_u.mutation.SetDescription(v)
	return _u
}

// SetNillableDescription sets the "description" field if the given value is not nil.
func (_u *ZoneUpdateOne) SetNillableDescription(v *string) *ZoneUpdateOne {
	if v != nil {
		_u.SetDescription(*v)
	}
	return _u
}

// ClearDescription clears the value of the "description" field.
func (_u *ZoneUpdateOne) ClearDescription() *ZoneUpdateOne {
	_u.mutation.ClearDescription()
	return _u
}

// SetCreatedAt sets the "created_at" field.
func (_u *ZoneUpdateOne) SetCreatedAt(v int64) *ZoneUpdateOne {
	_u.mutation.ResetCreatedAt()
	_u.mutation.SetCreatedAt(v)
	return _u
}

// SetNillableCreatedAt sets the "created_at" field if the given value is not nil.
func (_u *ZoneUpdateOne) SetNillableCreatedAt(v *int64) *ZoneUpdateOne {
	if v != nil {
		_u.SetCreatedAt(*v)
	}
	return _u
}

// AddCreatedAt adds value to the "created_at" field.
func (_u *ZoneUpdateOne) AddCreatedAt(v int64) *ZoneUpdateOne {
	_u.mutation.AddCreatedAt(v)
	return _u
}

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

// Where appends a list predicates to the ZoneUpdate builder.
func (_u *ZoneUpdateOne) Where(ps ...predicate.Zone) *ZoneUpdateOne {
	_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 *ZoneUpdateOne) Select(field string, fields ...string) *ZoneUpdateOne {
	_u.fields = append([]string{field}, fields...)
	return _u
}

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

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

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

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

func (_u *ZoneUpdateOne) sqlSave(ctx context.Context) (_node *Zone, err error) {
	_spec := sqlgraph.NewUpdateSpec(zone.Table, zone.Columns, sqlgraph.NewFieldSpec(zone.FieldID, field.TypeInt))
	id, ok := _u.mutation.ID()
	if !ok {
		return nil, &ValidationError{Name: "id", err: errors.New(`ent: missing "Zone.id" for update`)}
	}
	_spec.Node.ID.Value = id
	if fields := _u.fields; len(fields) > 0 {
		_spec.Node.Columns = make([]string, 0, len(fields))
		_spec.Node.Columns = append(_spec.Node.Columns, zone.FieldID)
		for _, f := range fields {
			if !zone.ValidColumn(f) {
				return nil, &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
			}
			if f != zone.FieldID {
				_spec.Node.Columns = append(_spec.Node.Columns, f)
			}
		}
	}
	if ps := _u.mutation.predicates; len(ps) > 0 {
		_spec.Predicate = func(selector *sql.Selector) {
			for i := range ps {
				ps[i](selector)
			}
		}
	}
	if value, ok := _u.mutation.ZoneCode(); ok {
		_spec.SetField(zone.FieldZoneCode, field.TypeString, value)
	}
	if value, ok := _u.mutation.ZoneName(); ok {
		_spec.SetField(zone.FieldZoneName, field.TypeString, value)
	}
	if value, ok := _u.mutation.Description(); ok {
		_spec.SetField(zone.FieldDescription, field.TypeString, value)
	}
	if _u.mutation.DescriptionCleared() {
		_spec.ClearField(zone.FieldDescription, field.TypeString)
	}
	if value, ok := _u.mutation.CreatedAt(); ok {
		_spec.SetField(zone.FieldCreatedAt, field.TypeInt64, value)
	}
	if value, ok := _u.mutation.AddedCreatedAt(); ok {
		_spec.AddField(zone.FieldCreatedAt, field.TypeInt64, value)
	}
	_node = &Zone{config: _u.config}
	_spec.Assign = _node.assignValues
	_spec.ScanValues = _node.scanValues
	if err = sqlgraph.UpdateNode(ctx, _u.driver, _spec); err != nil {
		if _, ok := err.(*sqlgraph.NotFoundError); ok {
			err = &NotFoundError{zone.Label}
		} else if sqlgraph.IsConstraintError(err) {
			err = &ConstraintError{msg: err.Error(), wrap: err}
		}
		return nil, err
	}
	_u.mutation.done = true
	return _node, nil
}