// Code generated by ent, DO NOT EDIT.

package ent

import (
	"bj_power_mes/ent/predicate"
	"bj_power_mes/ent/sysconfig"
	"context"
	"errors"
	"fmt"

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

// SysConfigUpdate is the builder for updating SysConfig entities.
type SysConfigUpdate struct {
	config
	hooks     []Hook
	mutation  *SysConfigMutation
	modifiers []func(*sql.UpdateBuilder)
}

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

// SetKey sets the "key" field.
func (_u *SysConfigUpdate) SetKey(v string) *SysConfigUpdate {
	_u.mutation.SetKey(v)
	return _u
}

// SetNillableKey sets the "key" field if the given value is not nil.
func (_u *SysConfigUpdate) SetNillableKey(v *string) *SysConfigUpdate {
	if v != nil {
		_u.SetKey(*v)
	}
	return _u
}

// SetValue sets the "value" field.
func (_u *SysConfigUpdate) SetValue(v string) *SysConfigUpdate {
	_u.mutation.SetValue(v)
	return _u
}

// SetNillableValue sets the "value" field if the given value is not nil.
func (_u *SysConfigUpdate) SetNillableValue(v *string) *SysConfigUpdate {
	if v != nil {
		_u.SetValue(*v)
	}
	return _u
}

// SetRemark sets the "remark" field.
func (_u *SysConfigUpdate) SetRemark(v string) *SysConfigUpdate {
	_u.mutation.SetRemark(v)
	return _u
}

// SetNillableRemark sets the "remark" field if the given value is not nil.
func (_u *SysConfigUpdate) SetNillableRemark(v *string) *SysConfigUpdate {
	if v != nil {
		_u.SetRemark(*v)
	}
	return _u
}

// ClearRemark clears the value of the "remark" field.
func (_u *SysConfigUpdate) ClearRemark() *SysConfigUpdate {
	_u.mutation.ClearRemark()
	return _u
}

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

// Save executes the query and returns the number of nodes affected by the update operation.
func (_u *SysConfigUpdate) 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 *SysConfigUpdate) SaveX(ctx context.Context) int {
	affected, err := _u.Save(ctx)
	if err != nil {
		panic(err)
	}
	return affected
}

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

// ExecX is like Exec, but panics if an error occurs.
func (_u *SysConfigUpdate) 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 *SysConfigUpdate) check() error {
	if v, ok := _u.mutation.Key(); ok {
		if err := sysconfig.KeyValidator(v); err != nil {
			return &ValidationError{Name: "key", err: fmt.Errorf(`ent: validator failed for field "SysConfig.key": %w`, err)}
		}
	}
	if v, ok := _u.mutation.Value(); ok {
		if err := sysconfig.ValueValidator(v); err != nil {
			return &ValidationError{Name: "value", err: fmt.Errorf(`ent: validator failed for field "SysConfig.value": %w`, err)}
		}
	}
	if v, ok := _u.mutation.Remark(); ok {
		if err := sysconfig.RemarkValidator(v); err != nil {
			return &ValidationError{Name: "remark", err: fmt.Errorf(`ent: validator failed for field "SysConfig.remark": %w`, err)}
		}
	}
	return nil
}

// Modify adds a statement modifier for attaching custom logic to the UPDATE statement.
func (_u *SysConfigUpdate) Modify(modifiers ...func(u *sql.UpdateBuilder)) *SysConfigUpdate {
	_u.modifiers = append(_u.modifiers, modifiers...)
	return _u
}

func (_u *SysConfigUpdate) sqlSave(ctx context.Context) (_node int, err error) {
	if err := _u.check(); err != nil {
		return _node, err
	}
	_spec := sqlgraph.NewUpdateSpec(sysconfig.Table, sysconfig.Columns, sqlgraph.NewFieldSpec(sysconfig.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.Key(); ok {
		_spec.SetField(sysconfig.FieldKey, field.TypeString, value)
	}
	if value, ok := _u.mutation.Value(); ok {
		_spec.SetField(sysconfig.FieldValue, field.TypeString, value)
	}
	if value, ok := _u.mutation.Remark(); ok {
		_spec.SetField(sysconfig.FieldRemark, field.TypeString, value)
	}
	if _u.mutation.RemarkCleared() {
		_spec.ClearField(sysconfig.FieldRemark, field.TypeString)
	}
	_spec.AddModifiers(_u.modifiers...)
	if _node, err = sqlgraph.UpdateNodes(ctx, _u.driver, _spec); err != nil {
		if _, ok := err.(*sqlgraph.NotFoundError); ok {
			err = &NotFoundError{sysconfig.Label}
		} else if sqlgraph.IsConstraintError(err) {
			err = &ConstraintError{msg: err.Error(), wrap: err}
		}
		return 0, err
	}
	_u.mutation.done = true
	return _node, nil
}

// SysConfigUpdateOne is the builder for updating a single SysConfig entity.
type SysConfigUpdateOne struct {
	config
	fields    []string
	hooks     []Hook
	mutation  *SysConfigMutation
	modifiers []func(*sql.UpdateBuilder)
}

// SetKey sets the "key" field.
func (_u *SysConfigUpdateOne) SetKey(v string) *SysConfigUpdateOne {
	_u.mutation.SetKey(v)
	return _u
}

// SetNillableKey sets the "key" field if the given value is not nil.
func (_u *SysConfigUpdateOne) SetNillableKey(v *string) *SysConfigUpdateOne {
	if v != nil {
		_u.SetKey(*v)
	}
	return _u
}

// SetValue sets the "value" field.
func (_u *SysConfigUpdateOne) SetValue(v string) *SysConfigUpdateOne {
	_u.mutation.SetValue(v)
	return _u
}

// SetNillableValue sets the "value" field if the given value is not nil.
func (_u *SysConfigUpdateOne) SetNillableValue(v *string) *SysConfigUpdateOne {
	if v != nil {
		_u.SetValue(*v)
	}
	return _u
}

// SetRemark sets the "remark" field.
func (_u *SysConfigUpdateOne) SetRemark(v string) *SysConfigUpdateOne {
	_u.mutation.SetRemark(v)
	return _u
}

// SetNillableRemark sets the "remark" field if the given value is not nil.
func (_u *SysConfigUpdateOne) SetNillableRemark(v *string) *SysConfigUpdateOne {
	if v != nil {
		_u.SetRemark(*v)
	}
	return _u
}

// ClearRemark clears the value of the "remark" field.
func (_u *SysConfigUpdateOne) ClearRemark() *SysConfigUpdateOne {
	_u.mutation.ClearRemark()
	return _u
}

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

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

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

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

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

// ExecX is like Exec, but panics if an error occurs.
func (_u *SysConfigUpdateOne) 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 *SysConfigUpdateOne) check() error {
	if v, ok := _u.mutation.Key(); ok {
		if err := sysconfig.KeyValidator(v); err != nil {
			return &ValidationError{Name: "key", err: fmt.Errorf(`ent: validator failed for field "SysConfig.key": %w`, err)}
		}
	}
	if v, ok := _u.mutation.Value(); ok {
		if err := sysconfig.ValueValidator(v); err != nil {
			return &ValidationError{Name: "value", err: fmt.Errorf(`ent: validator failed for field "SysConfig.value": %w`, err)}
		}
	}
	if v, ok := _u.mutation.Remark(); ok {
		if err := sysconfig.RemarkValidator(v); err != nil {
			return &ValidationError{Name: "remark", err: fmt.Errorf(`ent: validator failed for field "SysConfig.remark": %w`, err)}
		}
	}
	return nil
}

// Modify adds a statement modifier for attaching custom logic to the UPDATE statement.
func (_u *SysConfigUpdateOne) Modify(modifiers ...func(u *sql.UpdateBuilder)) *SysConfigUpdateOne {
	_u.modifiers = append(_u.modifiers, modifiers...)
	return _u
}

func (_u *SysConfigUpdateOne) sqlSave(ctx context.Context) (_node *SysConfig, err error) {
	if err := _u.check(); err != nil {
		return _node, err
	}
	_spec := sqlgraph.NewUpdateSpec(sysconfig.Table, sysconfig.Columns, sqlgraph.NewFieldSpec(sysconfig.FieldID, field.TypeInt))
	id, ok := _u.mutation.ID()
	if !ok {
		return nil, &ValidationError{Name: "id", err: errors.New(`ent: missing "SysConfig.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, sysconfig.FieldID)
		for _, f := range fields {
			if !sysconfig.ValidColumn(f) {
				return nil, &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
			}
			if f != sysconfig.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.Key(); ok {
		_spec.SetField(sysconfig.FieldKey, field.TypeString, value)
	}
	if value, ok := _u.mutation.Value(); ok {
		_spec.SetField(sysconfig.FieldValue, field.TypeString, value)
	}
	if value, ok := _u.mutation.Remark(); ok {
		_spec.SetField(sysconfig.FieldRemark, field.TypeString, value)
	}
	if _u.mutation.RemarkCleared() {
		_spec.ClearField(sysconfig.FieldRemark, field.TypeString)
	}
	_spec.AddModifiers(_u.modifiers...)
	_node = &SysConfig{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{sysconfig.Label}
		} else if sqlgraph.IsConstraintError(err) {
			err = &ConstraintError{msg: err.Error(), wrap: err}
		}
		return nil, err
	}
	_u.mutation.done = true
	return _node, nil
}