// 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 attachedfile

import (
	"context"
	"fmt"
	"time"

	"entgo.io/ent"
	"entgo.io/ent/dialect/sql"
	"entgo.io/ent/entc/integration/edgeschema/ent/predicate"
)

// Mutation represents an operation that mutates the AttachedFile nodes in the graph.
type Mutation struct {
	op            ent.Op
	typ           string
	attach_time   *time.Time
	clearedFields map[string]struct{}
	fi            *int
	clearedfi     bool
	proc          *int
	clearedproc   bool
	predicates    []predicate.AttachedFile
}

// NewMutation creates a new Mutation for the AttachedFile entity.
func NewMutation(op ent.Op) *Mutation {
	return &Mutation{
		op:            op,
		typ:           "AttachedFile",
		clearedFields: make(map[string]struct{}),
	}
}

// Predicates returns the list of predicates set on the mutation.
func (m *Mutation) Predicates() []predicate.AttachedFile {
	return m.predicates
}

// SetAttachTime sets the "attach_time" field.
func (m *Mutation) SetAttachTime(t time.Time) {
	m.attach_time = &t
}

// AttachTime returns the value of the "attach_time" field in the mutation.
func (m *Mutation) AttachTime() (r time.Time, exists bool) {
	v := m.attach_time
	if v == nil {
		return
	}
	return *v, true
}

// ResetAttachTime resets all changes to the "attach_time" field.
func (m *Mutation) ResetAttachTime() {
	m.attach_time = nil
}

// SetFID sets the "f_id" field.
func (m *Mutation) SetFID(i int) {
	m.fi = &i
}

// FID returns the value of the "f_id" field in the mutation.
func (m *Mutation) FID() (r int, exists bool) {
	v := m.fi
	if v == nil {
		return
	}
	return *v, true
}

// ResetFID resets all changes to the "f_id" field.
func (m *Mutation) ResetFID() {
	m.fi = nil
}

// SetProcID sets the "proc_id" field.
func (m *Mutation) SetProcID(i int) {
	m.proc = &i
}

// ProcID returns the value of the "proc_id" field in the mutation.
func (m *Mutation) ProcID() (r int, exists bool) {
	v := m.proc
	if v == nil {
		return
	}
	return *v, true
}

// ResetProcID resets all changes to the "proc_id" field.
func (m *Mutation) ResetProcID() {
	m.proc = nil
}

// SetFiID sets the "fi" edge to the File entity by id.
func (m *Mutation) SetFiID(id int) {
	m.fi = &id
}

// ClearFi clears the "fi" edge to the File entity.
func (m *Mutation) ClearFi() {
	m.clearedfi = true
	m.clearedFields[FieldFID] = struct{}{}
}

// FiCleared reports if the "fi" edge to the File entity was cleared.
func (m *Mutation) FiCleared() bool {
	return m.clearedfi
}

// FiID returns the "fi" edge ID in the mutation.
func (m *Mutation) FiID() (id int, exists bool) {
	if m.fi != nil {
		return *m.fi, true
	}
	return
}

// FiIDs returns the "fi" edge IDs in the mutation.
// Note that IDs always returns len(IDs) <= 1 for unique edges, and you should use
// FiID instead. It exists only for internal usage by the builders.
func (m *Mutation) FiIDs() (ids []int) {
	if id := m.fi; id != nil {
		ids = append(ids, *id)
	}
	return
}

// ResetFi resets all changes to the "fi" edge.
func (m *Mutation) ResetFi() {
	m.fi = nil
	m.clearedfi = false
}

// ClearProc clears the "proc" edge to the Process entity.
func (m *Mutation) ClearProc() {
	m.clearedproc = true
	m.clearedFields[FieldProcID] = struct{}{}
}

// ProcCleared reports if the "proc" edge to the Process entity was cleared.
func (m *Mutation) ProcCleared() bool {
	return m.clearedproc
}

// ProcIDs returns the "proc" edge IDs in the mutation.
// Note that IDs always returns len(IDs) <= 1 for unique edges, and you should use
// ProcID instead. It exists only for internal usage by the builders.
func (m *Mutation) ProcIDs() (ids []int) {
	if id := m.proc; id != nil {
		ids = append(ids, *id)
	}
	return
}

// ResetProc resets all changes to the "proc" edge.
func (m *Mutation) ResetProc() {
	m.proc = nil
	m.clearedproc = false
}

// Where appends a list predicates to the Mutation builder.
func (m *Mutation) Where(ps ...predicate.AttachedFile) {
	m.predicates = append(m.predicates, ps...)
}

// WhereP appends storage-level predicates to the Mutation builder. Using this method,
// users can use type-assertion to append predicates that do not depend on any generated package.
func (m *Mutation) WhereP(ps ...func(*sql.Selector)) {
	p := make([]predicate.AttachedFile, len(ps))
	for i := range ps {
		p[i] = ps[i]
	}
	m.Where(p...)
}

// Op returns the operation name.
func (m *Mutation) Op() ent.Op {
	return m.op
}

// SetOp allows setting the mutation operation.
func (m *Mutation) SetOp(op ent.Op) {
	m.op = op
}

// Type returns the node type of this mutation (AttachedFile).
func (m *Mutation) Type() string {
	return m.typ
}

// Fields returns all fields that were changed during this mutation. Note that in
// order to get all numeric fields that were incremented/decremented, call
// AddedFields().
func (m *Mutation) Fields() []string {
	fields := make([]string, 0, 3)
	if m.attach_time != nil {
		fields = append(fields, FieldAttachTime)
	}
	if m.fi != nil {
		fields = append(fields, FieldFID)
	}
	if m.proc != nil {
		fields = append(fields, FieldProcID)
	}
	return fields
}

// Field returns the value of a field with the given name. The second boolean
// return value indicates that this field was not set, or was not defined in the
// schema.
func (m *Mutation) Field(name string) (ent.Value, bool) {
	switch name {
	case FieldAttachTime:
		return m.AttachTime()
	case FieldFID:
		return m.FID()
	case FieldProcID:
		return m.ProcID()
	}
	return nil, false
}

// OldField returns the old value of the field from the database. An error is
// returned if the mutation operation is not UpdateOne, or the query to the
// database failed.
func (m *Mutation) OldField(ctx context.Context, name string) (ent.Value, error) {
	return nil, fmt.Errorf("unknown AttachedFile field %s", name)
}

// SetField sets the value of a field with the given name. It returns an error if
// the field is not defined in the schema, or if the type mismatched the field
// type.
func (m *Mutation) SetField(name string, value ent.Value) error {
	switch name {
	case FieldAttachTime:
		v, ok := value.(time.Time)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetAttachTime(v)
		return nil
	case FieldFID:
		v, ok := value.(int)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetFID(v)
		return nil
	case FieldProcID:
		v, ok := value.(int)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetProcID(v)
		return nil
	}
	return fmt.Errorf("unknown AttachedFile field %s", name)
}

// AddedFields returns all numeric fields that were incremented/decremented during
// this mutation.
func (m *Mutation) AddedFields() []string {
	var fields []string
	return fields
}

// AddedField returns the numeric value that was incremented/decremented on a field
// with the given name. The second boolean return value indicates that this field
// was not set, or was not defined in the schema.
func (m *Mutation) AddedField(name string) (ent.Value, bool) {
	switch name {
	}
	return nil, false
}

// AddField adds the value to the field with the given name. It returns an error if
// the field is not defined in the schema, or if the type mismatched the field
// type.
func (m *Mutation) AddField(name string, value ent.Value) error {
	switch name {
	}
	return fmt.Errorf("unknown AttachedFile numeric field %s", name)
}

// ClearedFields returns all nullable fields that were cleared during this
// mutation.
func (m *Mutation) ClearedFields() []string {
	return nil
}

// FieldCleared returns a boolean indicating if a field with the given name was
// cleared in this mutation.
func (m *Mutation) FieldCleared(name string) bool {
	_, ok := m.clearedFields[name]
	return ok
}

// ClearField clears the value of the field with the given name. It returns an
// error if the field is not defined in the schema.
func (m *Mutation) ClearField(name string) error {
	return fmt.Errorf("unknown AttachedFile nullable field %s", name)
}

// ResetField resets all changes in the mutation for the field with the given name.
// It returns an error if the field is not defined in the schema.
func (m *Mutation) ResetField(name string) error {
	switch name {
	case FieldAttachTime:
		m.ResetAttachTime()
		return nil
	case FieldFID:
		m.ResetFID()
		return nil
	case FieldProcID:
		m.ResetProcID()
		return nil
	}
	return fmt.Errorf("unknown AttachedFile field %s", name)
}

// AddedEdges returns all edge names that were set/added in this mutation.
func (m *Mutation) AddedEdges() []string {
	edges := make([]string, 0, 2)
	if m.fi != nil {
		edges = append(edges, EdgeFi)
	}
	if m.proc != nil {
		edges = append(edges, EdgeProc)
	}
	return edges
}

// AddedIDs returns all IDs (to other nodes) that were added for the given edge
// name in this mutation.
func (m *Mutation) AddedIDs(name string) []ent.Value {
	switch name {
	case EdgeFi:
		if id := m.fi; id != nil {
			return []ent.Value{*id}
		}
	case EdgeProc:
		if id := m.proc; id != nil {
			return []ent.Value{*id}
		}
	}
	return nil
}

// RemovedEdges returns all edge names that were removed in this mutation.
func (m *Mutation) RemovedEdges() []string {
	edges := make([]string, 0, 2)
	return edges
}

// RemovedIDs returns all IDs (to other nodes) that were removed for the edge with
// the given name in this mutation.
func (m *Mutation) RemovedIDs(name string) []ent.Value {
	return nil
}

// ClearedEdges returns all edge names that were cleared in this mutation.
func (m *Mutation) ClearedEdges() []string {
	edges := make([]string, 0, 2)
	if m.clearedfi {
		edges = append(edges, EdgeFi)
	}
	if m.clearedproc {
		edges = append(edges, EdgeProc)
	}
	return edges
}

// EdgeCleared returns a boolean which indicates if the edge with the given name
// was cleared in this mutation.
func (m *Mutation) EdgeCleared(name string) bool {
	switch name {
	case EdgeFi:
		return m.clearedfi
	case EdgeProc:
		return m.clearedproc
	}
	return false
}

// ClearEdge clears the value of the edge with the given name. It returns an error
// if that edge is not defined in the schema.
func (m *Mutation) ClearEdge(name string) error {
	switch name {
	case EdgeFi:
		m.ClearFi()
		return nil
	case EdgeProc:
		m.ClearProc()
		return nil
	}
	return fmt.Errorf("unknown AttachedFile unique edge %s", name)
}

// ResetEdge resets all changes to the edge with the given name in this mutation.
// It returns an error if the edge is not defined in the schema.
func (m *Mutation) ResetEdge(name string) error {
	switch name {
	case EdgeFi:
		m.ResetFi()
		return nil
	case EdgeProc:
		m.ResetProc()
		return nil
	}
	return fmt.Errorf("unknown AttachedFile edge %s", name)
}