// Code generated by ent, DO NOT EDIT.

package ent

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

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

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

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

// SetBizType sets the "bizType" field.
func (_u *AttachmentUpdate) SetBizType(v string) *AttachmentUpdate {
	_u.mutation.SetBizType(v)
	return _u
}

// SetNillableBizType sets the "bizType" field if the given value is not nil.
func (_u *AttachmentUpdate) SetNillableBizType(v *string) *AttachmentUpdate {
	if v != nil {
		_u.SetBizType(*v)
	}
	return _u
}

// SetBizId sets the "bizId" field.
func (_u *AttachmentUpdate) SetBizId(v string) *AttachmentUpdate {
	_u.mutation.SetBizId(v)
	return _u
}

// SetNillableBizId sets the "bizId" field if the given value is not nil.
func (_u *AttachmentUpdate) SetNillableBizId(v *string) *AttachmentUpdate {
	if v != nil {
		_u.SetBizId(*v)
	}
	return _u
}

// SetFileName sets the "fileName" field.
func (_u *AttachmentUpdate) SetFileName(v string) *AttachmentUpdate {
	_u.mutation.SetFileName(v)
	return _u
}

// SetNillableFileName sets the "fileName" field if the given value is not nil.
func (_u *AttachmentUpdate) SetNillableFileName(v *string) *AttachmentUpdate {
	if v != nil {
		_u.SetFileName(*v)
	}
	return _u
}

// SetFilePath sets the "filePath" field.
func (_u *AttachmentUpdate) SetFilePath(v string) *AttachmentUpdate {
	_u.mutation.SetFilePath(v)
	return _u
}

// SetNillableFilePath sets the "filePath" field if the given value is not nil.
func (_u *AttachmentUpdate) SetNillableFilePath(v *string) *AttachmentUpdate {
	if v != nil {
		_u.SetFilePath(*v)
	}
	return _u
}

// SetFileSize sets the "fileSize" field.
func (_u *AttachmentUpdate) SetFileSize(v int) *AttachmentUpdate {
	_u.mutation.ResetFileSize()
	_u.mutation.SetFileSize(v)
	return _u
}

// SetNillableFileSize sets the "fileSize" field if the given value is not nil.
func (_u *AttachmentUpdate) SetNillableFileSize(v *int) *AttachmentUpdate {
	if v != nil {
		_u.SetFileSize(*v)
	}
	return _u
}

// AddFileSize adds value to the "fileSize" field.
func (_u *AttachmentUpdate) AddFileSize(v int) *AttachmentUpdate {
	_u.mutation.AddFileSize(v)
	return _u
}

// SetUploader sets the "uploader" field.
func (_u *AttachmentUpdate) SetUploader(v string) *AttachmentUpdate {
	_u.mutation.SetUploader(v)
	return _u
}

// SetNillableUploader sets the "uploader" field if the given value is not nil.
func (_u *AttachmentUpdate) SetNillableUploader(v *string) *AttachmentUpdate {
	if v != nil {
		_u.SetUploader(*v)
	}
	return _u
}

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

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

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

// ExecX is like Exec, but panics if an error occurs.
func (_u *AttachmentUpdate) 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 *AttachmentUpdate) check() error {
	if v, ok := _u.mutation.BizType(); ok {
		if err := attachment.BizTypeValidator(v); err != nil {
			return &ValidationError{Name: "bizType", err: fmt.Errorf(`ent: validator failed for field "Attachment.bizType": %w`, err)}
		}
	}
	if v, ok := _u.mutation.BizId(); ok {
		if err := attachment.BizIdValidator(v); err != nil {
			return &ValidationError{Name: "bizId", err: fmt.Errorf(`ent: validator failed for field "Attachment.bizId": %w`, err)}
		}
	}
	if v, ok := _u.mutation.FileName(); ok {
		if err := attachment.FileNameValidator(v); err != nil {
			return &ValidationError{Name: "fileName", err: fmt.Errorf(`ent: validator failed for field "Attachment.fileName": %w`, err)}
		}
	}
	if v, ok := _u.mutation.FilePath(); ok {
		if err := attachment.FilePathValidator(v); err != nil {
			return &ValidationError{Name: "filePath", err: fmt.Errorf(`ent: validator failed for field "Attachment.filePath": %w`, err)}
		}
	}
	if v, ok := _u.mutation.Uploader(); ok {
		if err := attachment.UploaderValidator(v); err != nil {
			return &ValidationError{Name: "uploader", err: fmt.Errorf(`ent: validator failed for field "Attachment.uploader": %w`, err)}
		}
	}
	return nil
}

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

func (_u *AttachmentUpdate) sqlSave(ctx context.Context) (_node int, err error) {
	if err := _u.check(); err != nil {
		return _node, err
	}
	_spec := sqlgraph.NewUpdateSpec(attachment.Table, attachment.Columns, sqlgraph.NewFieldSpec(attachment.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.BizType(); ok {
		_spec.SetField(attachment.FieldBizType, field.TypeString, value)
	}
	if value, ok := _u.mutation.BizId(); ok {
		_spec.SetField(attachment.FieldBizId, field.TypeString, value)
	}
	if value, ok := _u.mutation.FileName(); ok {
		_spec.SetField(attachment.FieldFileName, field.TypeString, value)
	}
	if value, ok := _u.mutation.FilePath(); ok {
		_spec.SetField(attachment.FieldFilePath, field.TypeString, value)
	}
	if value, ok := _u.mutation.FileSize(); ok {
		_spec.SetField(attachment.FieldFileSize, field.TypeInt, value)
	}
	if value, ok := _u.mutation.AddedFileSize(); ok {
		_spec.AddField(attachment.FieldFileSize, field.TypeInt, value)
	}
	if value, ok := _u.mutation.Uploader(); ok {
		_spec.SetField(attachment.FieldUploader, field.TypeString, value)
	}
	_spec.AddModifiers(_u.modifiers...)
	if _node, err = sqlgraph.UpdateNodes(ctx, _u.driver, _spec); err != nil {
		if _, ok := err.(*sqlgraph.NotFoundError); ok {
			err = &NotFoundError{attachment.Label}
		} else if sqlgraph.IsConstraintError(err) {
			err = &ConstraintError{msg: err.Error(), wrap: err}
		}
		return 0, err
	}
	_u.mutation.done = true
	return _node, nil
}

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

// SetBizType sets the "bizType" field.
func (_u *AttachmentUpdateOne) SetBizType(v string) *AttachmentUpdateOne {
	_u.mutation.SetBizType(v)
	return _u
}

// SetNillableBizType sets the "bizType" field if the given value is not nil.
func (_u *AttachmentUpdateOne) SetNillableBizType(v *string) *AttachmentUpdateOne {
	if v != nil {
		_u.SetBizType(*v)
	}
	return _u
}

// SetBizId sets the "bizId" field.
func (_u *AttachmentUpdateOne) SetBizId(v string) *AttachmentUpdateOne {
	_u.mutation.SetBizId(v)
	return _u
}

// SetNillableBizId sets the "bizId" field if the given value is not nil.
func (_u *AttachmentUpdateOne) SetNillableBizId(v *string) *AttachmentUpdateOne {
	if v != nil {
		_u.SetBizId(*v)
	}
	return _u
}

// SetFileName sets the "fileName" field.
func (_u *AttachmentUpdateOne) SetFileName(v string) *AttachmentUpdateOne {
	_u.mutation.SetFileName(v)
	return _u
}

// SetNillableFileName sets the "fileName" field if the given value is not nil.
func (_u *AttachmentUpdateOne) SetNillableFileName(v *string) *AttachmentUpdateOne {
	if v != nil {
		_u.SetFileName(*v)
	}
	return _u
}

// SetFilePath sets the "filePath" field.
func (_u *AttachmentUpdateOne) SetFilePath(v string) *AttachmentUpdateOne {
	_u.mutation.SetFilePath(v)
	return _u
}

// SetNillableFilePath sets the "filePath" field if the given value is not nil.
func (_u *AttachmentUpdateOne) SetNillableFilePath(v *string) *AttachmentUpdateOne {
	if v != nil {
		_u.SetFilePath(*v)
	}
	return _u
}

// SetFileSize sets the "fileSize" field.
func (_u *AttachmentUpdateOne) SetFileSize(v int) *AttachmentUpdateOne {
	_u.mutation.ResetFileSize()
	_u.mutation.SetFileSize(v)
	return _u
}

// SetNillableFileSize sets the "fileSize" field if the given value is not nil.
func (_u *AttachmentUpdateOne) SetNillableFileSize(v *int) *AttachmentUpdateOne {
	if v != nil {
		_u.SetFileSize(*v)
	}
	return _u
}

// AddFileSize adds value to the "fileSize" field.
func (_u *AttachmentUpdateOne) AddFileSize(v int) *AttachmentUpdateOne {
	_u.mutation.AddFileSize(v)
	return _u
}

// SetUploader sets the "uploader" field.
func (_u *AttachmentUpdateOne) SetUploader(v string) *AttachmentUpdateOne {
	_u.mutation.SetUploader(v)
	return _u
}

// SetNillableUploader sets the "uploader" field if the given value is not nil.
func (_u *AttachmentUpdateOne) SetNillableUploader(v *string) *AttachmentUpdateOne {
	if v != nil {
		_u.SetUploader(*v)
	}
	return _u
}

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

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

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

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

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

// ExecX is like Exec, but panics if an error occurs.
func (_u *AttachmentUpdateOne) 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 *AttachmentUpdateOne) check() error {
	if v, ok := _u.mutation.BizType(); ok {
		if err := attachment.BizTypeValidator(v); err != nil {
			return &ValidationError{Name: "bizType", err: fmt.Errorf(`ent: validator failed for field "Attachment.bizType": %w`, err)}
		}
	}
	if v, ok := _u.mutation.BizId(); ok {
		if err := attachment.BizIdValidator(v); err != nil {
			return &ValidationError{Name: "bizId", err: fmt.Errorf(`ent: validator failed for field "Attachment.bizId": %w`, err)}
		}
	}
	if v, ok := _u.mutation.FileName(); ok {
		if err := attachment.FileNameValidator(v); err != nil {
			return &ValidationError{Name: "fileName", err: fmt.Errorf(`ent: validator failed for field "Attachment.fileName": %w`, err)}
		}
	}
	if v, ok := _u.mutation.FilePath(); ok {
		if err := attachment.FilePathValidator(v); err != nil {
			return &ValidationError{Name: "filePath", err: fmt.Errorf(`ent: validator failed for field "Attachment.filePath": %w`, err)}
		}
	}
	if v, ok := _u.mutation.Uploader(); ok {
		if err := attachment.UploaderValidator(v); err != nil {
			return &ValidationError{Name: "uploader", err: fmt.Errorf(`ent: validator failed for field "Attachment.uploader": %w`, err)}
		}
	}
	return nil
}

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

func (_u *AttachmentUpdateOne) sqlSave(ctx context.Context) (_node *Attachment, err error) {
	if err := _u.check(); err != nil {
		return _node, err
	}
	_spec := sqlgraph.NewUpdateSpec(attachment.Table, attachment.Columns, sqlgraph.NewFieldSpec(attachment.FieldID, field.TypeInt))
	id, ok := _u.mutation.ID()
	if !ok {
		return nil, &ValidationError{Name: "id", err: errors.New(`ent: missing "Attachment.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, attachment.FieldID)
		for _, f := range fields {
			if !attachment.ValidColumn(f) {
				return nil, &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
			}
			if f != attachment.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.BizType(); ok {
		_spec.SetField(attachment.FieldBizType, field.TypeString, value)
	}
	if value, ok := _u.mutation.BizId(); ok {
		_spec.SetField(attachment.FieldBizId, field.TypeString, value)
	}
	if value, ok := _u.mutation.FileName(); ok {
		_spec.SetField(attachment.FieldFileName, field.TypeString, value)
	}
	if value, ok := _u.mutation.FilePath(); ok {
		_spec.SetField(attachment.FieldFilePath, field.TypeString, value)
	}
	if value, ok := _u.mutation.FileSize(); ok {
		_spec.SetField(attachment.FieldFileSize, field.TypeInt, value)
	}
	if value, ok := _u.mutation.AddedFileSize(); ok {
		_spec.AddField(attachment.FieldFileSize, field.TypeInt, value)
	}
	if value, ok := _u.mutation.Uploader(); ok {
		_spec.SetField(attachment.FieldUploader, field.TypeString, value)
	}
	_spec.AddModifiers(_u.modifiers...)
	_node = &Attachment{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{attachment.Label}
		} else if sqlgraph.IsConstraintError(err) {
			err = &ConstraintError{msg: err.Error(), wrap: err}
		}
		return nil, err
	}
	_u.mutation.done = true
	return _node, nil
}