entc

package
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 Go to latest Published: Jul 24, 2020 License: Apache-2.0 Imports: 20 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	// Operation types.
	OpCreate    = ent.OpCreate
	OpDelete    = ent.OpDelete
	OpDeleteOne = ent.OpDeleteOne
	OpUpdate    = ent.OpUpdate
	OpUpdateOne = ent.OpUpdateOne

	// Node types.
	TypeAuthor = "Author"
	TypeFilm   = "Film"
)

Variables

This section is empty.

Functions

func IsConstraintError 

func IsConstraintError(err error) bool

IsConstraintError returns a boolean indicating whether the error is a constraint failure.

func IsNotFound 

func IsNotFound(err error) bool

IsNotFound returns a boolean indicating whether the error is a not found error.

func IsNotLoaded 

func IsNotLoaded(err error) bool

IsNotLoaded returns a boolean indicating whether the error is a not loaded error.

func IsNotSingular 

func IsNotSingular(err error) bool

IsNotSingular returns a boolean indicating whether the error is a not singular error.

func IsValidationError 

func IsValidationError(err error) bool

IsValidationError returns a boolean indicating whether the error is a validaton error.

func MaskNotFound 

func MaskNotFound(err error) error

MaskNotFound masks nor found error.

func NewContext 

func NewContext(parent context.Context, c *Client) context.Context

NewContext returns a new context with the given Client attached.

func NewTxContext 

func NewTxContext(parent context.Context, tx *Tx) context.Context

NewTxContext returns a new context with the given Client attached.

Types

type AggregateFunc 

type AggregateFunc func(*sql.Selector) string

AggregateFunc applies an aggregation step on the group-by traversal/selector.

func As 

func As(fn AggregateFunc, end string) AggregateFunc

As is a pseudo aggregation function for renaming another other functions with custom names. For example: 

GroupBy(field1, field2).
Aggregate(entc.As(entc.Sum(field1), "sum_field1"), (entc.As(entc.Sum(field2), "sum_field2")).
Scan(ctx, &v)

func Count 

func Count() AggregateFunc

Count applies the "count" aggregation function on each group.

func Max 

func Max(field string) AggregateFunc

Max applies the "max" aggregation function on the given field of each group.

func Mean 

func Mean(field string) AggregateFunc

Mean applies the "mean" aggregation function on the given field of each group.

func Min 

func Min(field string) AggregateFunc

Min applies the "min" aggregation function on the given field of each group.

func Sum 

func Sum(field string) AggregateFunc

Sum applies the "sum" aggregation function on the given field of each group.

type Author 

type Author struct {

	// ID of the ent.
	ID uuid.UUID `json:"id,omitempty"`
	// Status holds the value of the "status" field.
	Status int8 `json:"status,omitempty"`
	// CreatedAt holds the value of the "created_at" field.
	CreatedAt time.Time `json:"created_at,omitempty"`
	// UpdatedAt holds the value of the "updated_at" field.
	UpdatedAt time.Time `json:"updated_at,omitempty"`
	// FullName holds the value of the "fullName" field.
	FullName string `json:"fullName,omitempty"`
	// Age holds the value of the "age" field.
	Age int8 `json:"age,omitempty"`
	// Edges holds the relations/edges for other nodes in the graph.
	// The values are being populated by the AuthorQuery when eager-loading is set.
	Edges AuthorEdges `json:"edges"`
	// contains filtered or unexported fields
}

Author is the model entity for the Author schema.

func (*Author) QueryFilms 

func (a *Author) QueryFilms() *FilmQuery

QueryFilms queries the films edge of the Author.

func (*Author) String 

func (a *Author) String() string

String implements the fmt.Stringer.

func (*Author) Unwrap 

func (a *Author) Unwrap() *Author

Unwrap unwraps the entity that was returned from a transaction after it was closed, so that all next queries will be executed through the driver which created the transaction.

func (*Author) Update 

func (a *Author) Update() *AuthorUpdateOne

Update returns a builder for updating this Author. Note that, you need to call Author.Unwrap() before calling this method, if this Author was returned from a transaction, and the transaction was committed or rolled back.

type AuthorClient 

type AuthorClient struct {
	// contains filtered or unexported fields
}

AuthorClient is a client for the Author schema.

func NewAuthorClient 

func NewAuthorClient(c config) *AuthorClient

NewAuthorClient returns a client for the Author from the given config.

func (*AuthorClient) Create 

func (c *AuthorClient) Create() *AuthorCreate

Create returns a create builder for Author.

func (*AuthorClient) Delete 

func (c *AuthorClient) Delete() *AuthorDelete

Delete returns a delete builder for Author.

func (*AuthorClient) DeleteOne 

func (c *AuthorClient) DeleteOne(a *Author) *AuthorDeleteOne

DeleteOne returns a delete builder for the given entity.

func (*AuthorClient) DeleteOneID 

func (c *AuthorClient) DeleteOneID(id uuid.UUID) *AuthorDeleteOne

DeleteOneID returns a delete builder for the given id.

func (*AuthorClient) Get 

func (c *AuthorClient) Get(ctx context.Context, id uuid.UUID) (*Author, error)

Get returns a Author entity by its id.

func (*AuthorClient) GetX 

func (c *AuthorClient) GetX(ctx context.Context, id uuid.UUID) *Author

GetX is like Get, but panics if an error occurs.

func (*AuthorClient) Hooks 

func (c *AuthorClient) Hooks() []Hook

Hooks returns the client hooks.

func (*AuthorClient) Query 

func (c *AuthorClient) Query() *AuthorQuery

Create returns a query builder for Author.

func (*AuthorClient) QueryFilms 

func (c *AuthorClient) QueryFilms(a *Author) *FilmQuery

QueryFilms queries the films edge of a Author.

func (*AuthorClient) Update 

func (c *AuthorClient) Update() *AuthorUpdate

Update returns an update builder for Author.

func (*AuthorClient) UpdateOne 

func (c *AuthorClient) UpdateOne(a *Author) *AuthorUpdateOne

UpdateOne returns an update builder for the given entity.

func (*AuthorClient) UpdateOneID 

func (c *AuthorClient) UpdateOneID(id uuid.UUID) *AuthorUpdateOne

UpdateOneID returns an update builder for the given id.

func (*AuthorClient) Use 

func (c *AuthorClient) Use(hooks ...Hook)

Use adds a list of mutation hooks to the hooks stack. A call to `Use(f, g, h)` equals to `author.Hooks(f(g(h())))`.

type AuthorCreate 

type AuthorCreate struct {
	// contains filtered or unexported fields
}

AuthorCreate is the builder for creating a Author entity.

func (*AuthorCreate) AddFilmIDs 

func (ac *AuthorCreate) AddFilmIDs(ids ...uuid.UUID) *AuthorCreate

AddFilmIDs adds the films edge to Film by ids.

func (*AuthorCreate) AddFilms 

func (ac *AuthorCreate) AddFilms(f ...*Film) *AuthorCreate

AddFilms adds the films edges to Film.

func (*AuthorCreate) Mutation 

func (ac *AuthorCreate) Mutation() *AuthorMutation

Mutation returns the AuthorMutation object of the builder.

func (*AuthorCreate) Save 

func (ac *AuthorCreate) Save(ctx context.Context) (*Author, error)

Save creates the Author in the database.

func (*AuthorCreate) SaveX 

func (ac *AuthorCreate) SaveX(ctx context.Context) *Author

SaveX calls Save and panics if Save returns an error.

func (*AuthorCreate) SetAge 

func (ac *AuthorCreate) SetAge(i int8) *AuthorCreate

SetAge sets the age field.

func (*AuthorCreate) SetCreatedAt 

func (ac *AuthorCreate) SetCreatedAt(t time.Time) *AuthorCreate

SetCreatedAt sets the created_at field.

func (*AuthorCreate) SetFullName 

func (ac *AuthorCreate) SetFullName(s string) *AuthorCreate

SetFullName sets the fullName field.

func (*AuthorCreate) SetID 

func (ac *AuthorCreate) SetID(u uuid.UUID) *AuthorCreate

SetID sets the id field.

func (*AuthorCreate) SetNillableCreatedAt 

func (ac *AuthorCreate) SetNillableCreatedAt(t *time.Time) *AuthorCreate

SetNillableCreatedAt sets the created_at field if the given value is not nil.

func (*AuthorCreate) SetNillableStatus 

func (ac *AuthorCreate) SetNillableStatus(i *int8) *AuthorCreate

SetNillableStatus sets the status field if the given value is not nil.

func (*AuthorCreate) SetNillableUpdatedAt 

func (ac *AuthorCreate) SetNillableUpdatedAt(t *time.Time) *AuthorCreate

SetNillableUpdatedAt sets the updated_at field if the given value is not nil.

func (*AuthorCreate) SetStatus 

func (ac *AuthorCreate) SetStatus(i int8) *AuthorCreate

SetStatus sets the status field.

func (*AuthorCreate) SetUpdatedAt 

func (ac *AuthorCreate) SetUpdatedAt(t time.Time) *AuthorCreate

SetUpdatedAt sets the updated_at field.

type AuthorDelete 

type AuthorDelete struct {
	// contains filtered or unexported fields
}

AuthorDelete is the builder for deleting a Author entity.

func (*AuthorDelete) Exec 

func (ad *AuthorDelete) Exec(ctx context.Context) (int, error)

Exec executes the deletion query and returns how many vertices were deleted.

func (*AuthorDelete) ExecX 

func (ad *AuthorDelete) ExecX(ctx context.Context) int

ExecX is like Exec, but panics if an error occurs.

func (*AuthorDelete) Where 

func (ad *AuthorDelete) Where(ps ...predicate.Author) *AuthorDelete

Where adds a new predicate to the delete builder.

type AuthorDeleteOne 

type AuthorDeleteOne struct {
	// contains filtered or unexported fields
}

AuthorDeleteOne is the builder for deleting a single Author entity.

func (*AuthorDeleteOne) Exec 

func (ado *AuthorDeleteOne) Exec(ctx context.Context) error

Exec executes the deletion query.

func (*AuthorDeleteOne) ExecX 

func (ado *AuthorDeleteOne) ExecX(ctx context.Context)

ExecX is like Exec, but panics if an error occurs.

type AuthorEdges 

type AuthorEdges struct {
	// Films holds the value of the films edge.
	Films []*Film
	// contains filtered or unexported fields
}

AuthorEdges holds the relations/edges for other nodes in the graph.

func (AuthorEdges) FilmsOrErr 

func (e AuthorEdges) FilmsOrErr() ([]*Film, error)

FilmsOrErr returns the Films value or an error if the edge was not loaded in eager-loading.

type AuthorGroupBy 

type AuthorGroupBy struct {
	// contains filtered or unexported fields
}

AuthorGroupBy is the builder for group-by Author entities.

func (*AuthorGroupBy) Aggregate 

func (agb *AuthorGroupBy) Aggregate(fns ...AggregateFunc) *AuthorGroupBy

Aggregate adds the given aggregation functions to the group-by query.

func (*AuthorGroupBy) Bool 

func (agb *AuthorGroupBy) Bool(ctx context.Context) (_ bool, err error)

Bool returns a single bool from group-by. It is only allowed when querying group-by with one field.

func (*AuthorGroupBy) BoolX 

func (agb *AuthorGroupBy) BoolX(ctx context.Context) bool

BoolX is like Bool, but panics if an error occurs.

func (*AuthorGroupBy) Bools 

func (agb *AuthorGroupBy) Bools(ctx context.Context) ([]bool, error)

Bools returns list of bools from group-by. It is only allowed when querying group-by with one field.

func (*AuthorGroupBy) BoolsX 

func (agb *AuthorGroupBy) BoolsX(ctx context.Context) []bool

BoolsX is like Bools, but panics if an error occurs.

func (*AuthorGroupBy) Float64 

func (agb *AuthorGroupBy) Float64(ctx context.Context) (_ float64, err error)

Float64 returns a single float64 from group-by. It is only allowed when querying group-by with one field.

func (*AuthorGroupBy) Float64X 

func (agb *AuthorGroupBy) Float64X(ctx context.Context) float64

Float64X is like Float64, but panics if an error occurs.

func (*AuthorGroupBy) Float64s 

func (agb *AuthorGroupBy) Float64s(ctx context.Context) ([]float64, error)

Float64s returns list of float64s from group-by. It is only allowed when querying group-by with one field.

func (*AuthorGroupBy) Float64sX 

func (agb *AuthorGroupBy) Float64sX(ctx context.Context) []float64

Float64sX is like Float64s, but panics if an error occurs.

func (*AuthorGroupBy) Int 

func (agb *AuthorGroupBy) Int(ctx context.Context) (_ int, err error)

Int returns a single int from group-by. It is only allowed when querying group-by with one field.

func (*AuthorGroupBy) IntX 

func (agb *AuthorGroupBy) IntX(ctx context.Context) int

IntX is like Int, but panics if an error occurs.

func (*AuthorGroupBy) Ints 

func (agb *AuthorGroupBy) Ints(ctx context.Context) ([]int, error)

Ints returns list of ints from group-by. It is only allowed when querying group-by with one field.

func (*AuthorGroupBy) IntsX 

func (agb *AuthorGroupBy) IntsX(ctx context.Context) []int

IntsX is like Ints, but panics if an error occurs.

func (*AuthorGroupBy) Scan 

func (agb *AuthorGroupBy) Scan(ctx context.Context, v interface{}) error

Scan applies the group-by query and scan the result into the given value.

func (*AuthorGroupBy) ScanX 

func (agb *AuthorGroupBy) ScanX(ctx context.Context, v interface{})

ScanX is like Scan, but panics if an error occurs.

func (*AuthorGroupBy) String 

func (agb *AuthorGroupBy) String(ctx context.Context) (_ string, err error)

String returns a single string from group-by. It is only allowed when querying group-by with one field.

func (*AuthorGroupBy) StringX 

func (agb *AuthorGroupBy) StringX(ctx context.Context) string

StringX is like String, but panics if an error occurs.

func (*AuthorGroupBy) Strings 

func (agb *AuthorGroupBy) Strings(ctx context.Context) ([]string, error)

Strings returns list of strings from group-by. It is only allowed when querying group-by with one field.

func (*AuthorGroupBy) StringsX 

func (agb *AuthorGroupBy) StringsX(ctx context.Context) []string

StringsX is like Strings, but panics if an error occurs.

type AuthorMutation 

type AuthorMutation struct {
	// contains filtered or unexported fields
}

AuthorMutation represents an operation that mutate the Authors nodes in the graph.

func (*AuthorMutation) AddAge 

func (m *AuthorMutation) AddAge(i int8)

AddAge adds i to age.

func (*AuthorMutation) AddField 

func (m *AuthorMutation) AddField(name string, value ent.Value) error

AddField adds the value for the given name. It returns an error if the field is not defined in the schema, or if the type mismatch the field type.

func (*AuthorMutation) AddFilmIDs 

func (m *AuthorMutation) AddFilmIDs(ids ...uuid.UUID)

AddFilmIDs adds the films edge to Film by ids.

func (*AuthorMutation) AddStatus 

func (m *AuthorMutation) AddStatus(i int8)

AddStatus adds i to status.

func (*AuthorMutation) AddedAge 

func (m *AuthorMutation) AddedAge() (r int8, exists bool)

AddedAge returns the value that was added to the age field in this mutation.

func (*AuthorMutation) AddedEdges 

func (m *AuthorMutation) AddedEdges() []string

AddedEdges returns all edge names that were set/added in this mutation.

func (*AuthorMutation) AddedField 

func (m *AuthorMutation) AddedField(name string) (ent.Value, bool)

AddedField returns the numeric value that was in/decremented from a field with the given name. The second value indicates that this field was not set, or was not define in the schema.

func (*AuthorMutation) AddedFields 

func (m *AuthorMutation) AddedFields() []string

AddedFields returns all numeric fields that were incremented or decremented during this mutation.

func (*AuthorMutation) AddedIDs 

func (m *AuthorMutation) AddedIDs(name string) []ent.Value

AddedIDs returns all ids (to other nodes) that were added for the given edge name.

func (*AuthorMutation) AddedStatus 

func (m *AuthorMutation) AddedStatus() (r int8, exists bool)

AddedStatus returns the value that was added to the status field in this mutation.

func (*AuthorMutation) Age 

func (m *AuthorMutation) Age() (r int8, exists bool)

Age returns the age value in the mutation.

func (*AuthorMutation) ClearEdge 

func (m *AuthorMutation) ClearEdge(name string) error

ClearEdge clears the value for the given name. It returns an error if the edge name is not defined in the schema.

func (*AuthorMutation) ClearField 

func (m *AuthorMutation) ClearField(name string) error

ClearField clears the value for the given name. It returns an error if the field is not defined in the schema.

func (*AuthorMutation) ClearedEdges 

func (m *AuthorMutation) ClearedEdges() []string

ClearedEdges returns all edge names that were cleared in this mutation.

func (*AuthorMutation) ClearedFields 

func (m *AuthorMutation) ClearedFields() []string

ClearedFields returns all nullable fields that were cleared during this mutation.

func (AuthorMutation) Client 

func (m AuthorMutation) Client() *Client

Client returns a new `ent.Client` from the mutation. If the mutation was executed in a transaction (ent.Tx), a transactional client is returned.

func (*AuthorMutation) CreatedAt 

func (m *AuthorMutation) CreatedAt() (r time.Time, exists bool)

CreatedAt returns the created_at value in the mutation.

func (*AuthorMutation) EdgeCleared 

func (m *AuthorMutation) EdgeCleared(name string) bool

EdgeCleared returns a boolean indicates if this edge was cleared in this mutation.

func (*AuthorMutation) Field 

func (m *AuthorMutation) Field(name string) (ent.Value, bool)

Field returns the value of a field with the given name. The second boolean value indicates that this field was not set, or was not define in the schema.

func (*AuthorMutation) FieldCleared 

func (m *AuthorMutation) FieldCleared(name string) bool

FieldCleared returns a boolean indicates if this field was cleared in this mutation.

func (*AuthorMutation) Fields 

func (m *AuthorMutation) Fields() []string

Fields returns all fields that were changed during this mutation. Note that, in order to get all numeric fields that were in/decremented, call AddedFields().

func (*AuthorMutation) FilmsIDs 

func (m *AuthorMutation) FilmsIDs() (ids []uuid.UUID)

FilmsIDs returns the films ids in the mutation.

func (*AuthorMutation) FullName 

func (m *AuthorMutation) FullName() (r string, exists bool)

FullName returns the fullName value in the mutation.

func (*AuthorMutation) ID 

func (m *AuthorMutation) ID() (id uuid.UUID, exists bool)

ID returns the id value in the mutation. Note that, the id is available only if it was provided to the builder.

func (*AuthorMutation) OldAge 

func (m *AuthorMutation) OldAge(ctx context.Context) (v int8, err error)

OldAge returns the old age value of the Author. If the Author object wasn't provided to the builder, the object is fetched from the database. An error is returned if the mutation operation is not UpdateOne, or database query fails.

func (*AuthorMutation) OldCreatedAt 

func (m *AuthorMutation) OldCreatedAt(ctx context.Context) (v time.Time, err error)

OldCreatedAt returns the old created_at value of the Author. If the Author object wasn't provided to the builder, the object is fetched from the database. An error is returned if the mutation operation is not UpdateOne, or database query fails.

func (*AuthorMutation) OldField 

func (m *AuthorMutation) OldField(ctx context.Context, name string) (ent.Value, error)

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 was failed.

func (*AuthorMutation) OldFullName 

func (m *AuthorMutation) OldFullName(ctx context.Context) (v string, err error)

OldFullName returns the old fullName value of the Author. If the Author object wasn't provided to the builder, the object is fetched from the database. An error is returned if the mutation operation is not UpdateOne, or database query fails.

func (*AuthorMutation) OldStatus 

func (m *AuthorMutation) OldStatus(ctx context.Context) (v int8, err error)

OldStatus returns the old status value of the Author. If the Author object wasn't provided to the builder, the object is fetched from the database. An error is returned if the mutation operation is not UpdateOne, or database query fails.

func (*AuthorMutation) OldUpdatedAt 

func (m *AuthorMutation) OldUpdatedAt(ctx context.Context) (v time.Time, err error)

OldUpdatedAt returns the old updated_at value of the Author. If the Author object wasn't provided to the builder, the object is fetched from the database. An error is returned if the mutation operation is not UpdateOne, or database query fails.

func (*AuthorMutation) Op 

func (m *AuthorMutation) Op() Op

Op returns the operation name.

func (*AuthorMutation) RemoveFilmIDs 

func (m *AuthorMutation) RemoveFilmIDs(ids ...uuid.UUID)

RemoveFilmIDs removes the films edge to Film by ids.

func (*AuthorMutation) RemovedEdges 

func (m *AuthorMutation) RemovedEdges() []string

RemovedEdges returns all edge names that were removed in this mutation.

func (*AuthorMutation) RemovedFilmsIDs 

func (m *AuthorMutation) RemovedFilmsIDs() (ids []uuid.UUID)

RemovedFilms returns the removed ids of films.

func (*AuthorMutation) RemovedIDs 

func (m *AuthorMutation) RemovedIDs(name string) []ent.Value

RemovedIDs returns all ids (to other nodes) that were removed for the given edge name.

func (*AuthorMutation) ResetAge 

func (m *AuthorMutation) ResetAge()

ResetAge reset all changes of the "age" field.

func (*AuthorMutation) ResetCreatedAt 

func (m *AuthorMutation) ResetCreatedAt()

ResetCreatedAt reset all changes of the "created_at" field.

func (*AuthorMutation) ResetEdge 

func (m *AuthorMutation) ResetEdge(name string) error

ResetEdge resets all changes in the mutation regarding the given edge name. It returns an error if the edge is not defined in the schema.

func (*AuthorMutation) ResetField 

func (m *AuthorMutation) ResetField(name string) error

ResetField resets all changes in the mutation regarding the given field name. It returns an error if the field is not defined in the schema.

func (*AuthorMutation) ResetFilms 

func (m *AuthorMutation) ResetFilms()

ResetFilms reset all changes of the "films" edge.

func (*AuthorMutation) ResetFullName 

func (m *AuthorMutation) ResetFullName()

ResetFullName reset all changes of the "fullName" field.

func (*AuthorMutation) ResetStatus 

func (m *AuthorMutation) ResetStatus()

ResetStatus reset all changes of the "status" field.

func (*AuthorMutation) ResetUpdatedAt 

func (m *AuthorMutation) ResetUpdatedAt()

ResetUpdatedAt reset all changes of the "updated_at" field.

func (*AuthorMutation) SetAge 

func (m *AuthorMutation) SetAge(i int8)

SetAge sets the age field.

func (*AuthorMutation) SetCreatedAt 

func (m *AuthorMutation) SetCreatedAt(t time.Time)

SetCreatedAt sets the created_at field.

func (*AuthorMutation) SetField 

func (m *AuthorMutation) SetField(name string, value ent.Value) error

SetField sets the value for the given name. It returns an error if the field is not defined in the schema, or if the type mismatch the field type.

func (*AuthorMutation) SetFullName 

func (m *AuthorMutation) SetFullName(s string)

SetFullName sets the fullName field.

func (*AuthorMutation) SetID 

func (m *AuthorMutation) SetID(id uuid.UUID)

SetID sets the value of the id field. Note that, this operation is accepted only on Author creation.

func (*AuthorMutation) SetStatus 

func (m *AuthorMutation) SetStatus(i int8)

SetStatus sets the status field.

func (*AuthorMutation) SetUpdatedAt 

func (m *AuthorMutation) SetUpdatedAt(t time.Time)

SetUpdatedAt sets the updated_at field.

func (*AuthorMutation) Status 

func (m *AuthorMutation) Status() (r int8, exists bool)

Status returns the status value in the mutation.

func (AuthorMutation) Tx 

func (m AuthorMutation) Tx() (*Tx, error)

Tx returns an `ent.Tx` for mutations that were executed in transactions; it returns an error otherwise.

func (*AuthorMutation) Type 

func (m *AuthorMutation) Type() string

Type returns the node type of this mutation (Author).

func (*AuthorMutation) UpdatedAt 

func (m *AuthorMutation) UpdatedAt() (r time.Time, exists bool)

UpdatedAt returns the updated_at value in the mutation.

type AuthorQuery 

type AuthorQuery struct {
	// contains filtered or unexported fields
}

AuthorQuery is the builder for querying Author entities.

func (*AuthorQuery) All 

func (aq *AuthorQuery) All(ctx context.Context) ([]*Author, error)

All executes the query and returns a list of Authors.

func (*AuthorQuery) AllX 

func (aq *AuthorQuery) AllX(ctx context.Context) []*Author

AllX is like All, but panics if an error occurs.

func (*AuthorQuery) Clone 

func (aq *AuthorQuery) Clone() *AuthorQuery

Clone returns a duplicate of the query builder, including all associated steps. It can be used to prepare common query builders and use them differently after the clone is made.

func (*AuthorQuery) Count 

func (aq *AuthorQuery) Count(ctx context.Context) (int, error)

Count returns the count of the given query.

func (*AuthorQuery) CountX 

func (aq *AuthorQuery) CountX(ctx context.Context) int

CountX is like Count, but panics if an error occurs.

func (*AuthorQuery) Exist 

func (aq *AuthorQuery) Exist(ctx context.Context) (bool, error)

Exist returns true if the query has elements in the graph.

func (*AuthorQuery) ExistX 

func (aq *AuthorQuery) ExistX(ctx context.Context) bool

ExistX is like Exist, but panics if an error occurs.

func (*AuthorQuery) First 

func (aq *AuthorQuery) First(ctx context.Context) (*Author, error)

First returns the first Author entity in the query. Returns *NotFoundError when no author was found.

func (*AuthorQuery) FirstID 

func (aq *AuthorQuery) FirstID(ctx context.Context) (id uuid.UUID, err error)

FirstID returns the first Author id in the query. Returns *NotFoundError when no id was found.

func (*AuthorQuery) FirstX 

func (aq *AuthorQuery) FirstX(ctx context.Context) *Author

FirstX is like First, but panics if an error occurs.

func (*AuthorQuery) FirstXID 

func (aq *AuthorQuery) FirstXID(ctx context.Context) uuid.UUID

FirstXID is like FirstID, but panics if an error occurs.

func (*AuthorQuery) GroupBy 

func (aq *AuthorQuery) GroupBy(field string, fields ...string) *AuthorGroupBy

GroupBy used to group vertices by one or more fields/columns. It is often used with aggregate functions, like: count, max, mean, min, sum.

Example: 

var v []struct {
	Status int8 `json:"status,omitempty"`
	Count int `json:"count,omitempty"`
}

client.Author.Query().
	GroupBy(author.FieldStatus).
	Aggregate(entc.Count()).
	Scan(ctx, &v)

func (*AuthorQuery) IDs 

func (aq *AuthorQuery) IDs(ctx context.Context) ([]uuid.UUID, error)

IDs executes the query and returns a list of Author ids.

func (*AuthorQuery) IDsX 

func (aq *AuthorQuery) IDsX(ctx context.Context) []uuid.UUID

IDsX is like IDs, but panics if an error occurs.

func (*AuthorQuery) Limit 

func (aq *AuthorQuery) Limit(limit int) *AuthorQuery

Limit adds a limit step to the query.

func (*AuthorQuery) Offset 

func (aq *AuthorQuery) Offset(offset int) *AuthorQuery

Offset adds an offset step to the query.

func (*AuthorQuery) Only 

func (aq *AuthorQuery) Only(ctx context.Context) (*Author, error)

Only returns the only Author entity in the query, returns an error if not exactly one entity was returned.

func (*AuthorQuery) OnlyID 

func (aq *AuthorQuery) OnlyID(ctx context.Context) (id uuid.UUID, err error)

OnlyID returns the only Author id in the query, returns an error if not exactly one id was returned.

func (*AuthorQuery) OnlyIDX 

func (aq *AuthorQuery) OnlyIDX(ctx context.Context) uuid.UUID

OnlyIDX is like OnlyID, but panics if an error occurs.

func (*AuthorQuery) OnlyX 

func (aq *AuthorQuery) OnlyX(ctx context.Context) *Author

OnlyX is like Only, but panics if an error occurs.

func (*AuthorQuery) Order 

func (aq *AuthorQuery) Order(o ...OrderFunc) *AuthorQuery

Order adds an order step to the query.

func (*AuthorQuery) QueryFilms 

func (aq *AuthorQuery) QueryFilms() *FilmQuery

QueryFilms chains the current query on the films edge.

func (*AuthorQuery) Select 

func (aq *AuthorQuery) Select(field string, fields ...string) *AuthorSelect

Select one or more fields from the given query.

Example: 

var v []struct {
	Status int8 `json:"status,omitempty"`
}

client.Author.Query().
	Select(author.FieldStatus).
	Scan(ctx, &v)

func (*AuthorQuery) Where 

func (aq *AuthorQuery) Where(ps ...predicate.Author) *AuthorQuery

Where adds a new predicate for the builder.

func (*AuthorQuery) WithFilms 

func (aq *AuthorQuery) WithFilms(opts ...func(*FilmQuery)) *AuthorQuery
WithFilms tells the query-builder to eager-loads the nodes that are connected to

the "films" edge. The optional arguments used to configure the query builder of the edge.

type AuthorSelect 

type AuthorSelect struct {
	// contains filtered or unexported fields
}

AuthorSelect is the builder for select fields of Author entities.

func (*AuthorSelect) Bool 

func (as *AuthorSelect) Bool(ctx context.Context) (_ bool, err error)

Bool returns a single bool from selector. It is only allowed when selecting one field.

func (*AuthorSelect) BoolX 

func (as *AuthorSelect) BoolX(ctx context.Context) bool

BoolX is like Bool, but panics if an error occurs.

func (*AuthorSelect) Bools 

func (as *AuthorSelect) Bools(ctx context.Context) ([]bool, error)

Bools returns list of bools from selector. It is only allowed when selecting one field.

func (*AuthorSelect) BoolsX 

func (as *AuthorSelect) BoolsX(ctx context.Context) []bool

BoolsX is like Bools, but panics if an error occurs.

func (*AuthorSelect) Float64 

func (as *AuthorSelect) Float64(ctx context.Context) (_ float64, err error)

Float64 returns a single float64 from selector. It is only allowed when selecting one field.

func (*AuthorSelect) Float64X 

func (as *AuthorSelect) Float64X(ctx context.Context) float64

Float64X is like Float64, but panics if an error occurs.

func (*AuthorSelect) Float64s 

func (as *AuthorSelect) Float64s(ctx context.Context) ([]float64, error)

Float64s returns list of float64s from selector. It is only allowed when selecting one field.

func (*AuthorSelect) Float64sX 

func (as *AuthorSelect) Float64sX(ctx context.Context) []float64

Float64sX is like Float64s, but panics if an error occurs.

func (*AuthorSelect) Int 

func (as *AuthorSelect) Int(ctx context.Context) (_ int, err error)

Int returns a single int from selector. It is only allowed when selecting one field.

func (*AuthorSelect) IntX 

func (as *AuthorSelect) IntX(ctx context.Context) int

IntX is like Int, but panics if an error occurs.

func (*AuthorSelect) Ints 

func (as *AuthorSelect) Ints(ctx context.Context) ([]int, error)

Ints returns list of ints from selector. It is only allowed when selecting one field.

func (*AuthorSelect) IntsX 

func (as *AuthorSelect) IntsX(ctx context.Context) []int

IntsX is like Ints, but panics if an error occurs.

func (*AuthorSelect) Scan 

func (as *AuthorSelect) Scan(ctx context.Context, v interface{}) error

Scan applies the selector query and scan the result into the given value.

func (*AuthorSelect) ScanX 

func (as *AuthorSelect) ScanX(ctx context.Context, v interface{})

ScanX is like Scan, but panics if an error occurs.

func (*AuthorSelect) String 

func (as *AuthorSelect) String(ctx context.Context) (_ string, err error)

String returns a single string from selector. It is only allowed when selecting one field.

func (*AuthorSelect) StringX 

func (as *AuthorSelect) StringX(ctx context.Context) string

StringX is like String, but panics if an error occurs.

func (*AuthorSelect) Strings 

func (as *AuthorSelect) Strings(ctx context.Context) ([]string, error)

Strings returns list of strings from selector. It is only allowed when selecting one field.

func (*AuthorSelect) StringsX 

func (as *AuthorSelect) StringsX(ctx context.Context) []string

StringsX is like Strings, but panics if an error occurs.

type AuthorUpdate 

type AuthorUpdate struct {
	// contains filtered or unexported fields
}

AuthorUpdate is the builder for updating Author entities.

func (*AuthorUpdate) AddAge 

func (au *AuthorUpdate) AddAge(i int8) *AuthorUpdate

AddAge adds i to age.

func (*AuthorUpdate) AddFilmIDs 

func (au *AuthorUpdate) AddFilmIDs(ids ...uuid.UUID) *AuthorUpdate

AddFilmIDs adds the films edge to Film by ids.

func (*AuthorUpdate) AddFilms 

func (au *AuthorUpdate) AddFilms(f ...*Film) *AuthorUpdate

AddFilms adds the films edges to Film.

func (*AuthorUpdate) AddStatus 

func (au *AuthorUpdate) AddStatus(i int8) *AuthorUpdate

AddStatus adds i to status.

func (*AuthorUpdate) Exec 

func (au *AuthorUpdate) Exec(ctx context.Context) error

Exec executes the query.

func (*AuthorUpdate) ExecX 

func (au *AuthorUpdate) ExecX(ctx context.Context)

ExecX is like Exec, but panics if an error occurs.

func (*AuthorUpdate) Mutation 

func (au *AuthorUpdate) Mutation() *AuthorMutation

Mutation returns the AuthorMutation object of the builder.

func (*AuthorUpdate) RemoveFilmIDs 

func (au *AuthorUpdate) RemoveFilmIDs(ids ...uuid.UUID) *AuthorUpdate

RemoveFilmIDs removes the films edge to Film by ids.

func (*AuthorUpdate) RemoveFilms 

func (au *AuthorUpdate) RemoveFilms(f ...*Film) *AuthorUpdate

RemoveFilms removes films edges to Film.

func (*AuthorUpdate) Save 

func (au *AuthorUpdate) Save(ctx context.Context) (int, error)

Save executes the query and returns the number of rows/vertices matched by this operation.

func (*AuthorUpdate) SaveX 

func (au *AuthorUpdate) SaveX(ctx context.Context) int

SaveX is like Save, but panics if an error occurs.

func (*AuthorUpdate) SetAge 

func (au *AuthorUpdate) SetAge(i int8) *AuthorUpdate

SetAge sets the age field.

func (*AuthorUpdate) SetFullName 

func (au *AuthorUpdate) SetFullName(s string) *AuthorUpdate

SetFullName sets the fullName field.

func (*AuthorUpdate) SetNillableStatus 

func (au *AuthorUpdate) SetNillableStatus(i *int8) *AuthorUpdate

SetNillableStatus sets the status field if the given value is not nil.

func (*AuthorUpdate) SetStatus 

func (au *AuthorUpdate) SetStatus(i int8) *AuthorUpdate

SetStatus sets the status field.

func (*AuthorUpdate) SetUpdatedAt 

func (au *AuthorUpdate) SetUpdatedAt(t time.Time) *AuthorUpdate

SetUpdatedAt sets the updated_at field.

func (*AuthorUpdate) Where 

func (au *AuthorUpdate) Where(ps ...predicate.Author) *AuthorUpdate

Where adds a new predicate for the builder.

type AuthorUpdateOne 

type AuthorUpdateOne struct {
	// contains filtered or unexported fields
}

AuthorUpdateOne is the builder for updating a single Author entity.

func (*AuthorUpdateOne) AddAge 

func (auo *AuthorUpdateOne) AddAge(i int8) *AuthorUpdateOne

AddAge adds i to age.

func (*AuthorUpdateOne) AddFilmIDs 

func (auo *AuthorUpdateOne) AddFilmIDs(ids ...uuid.UUID) *AuthorUpdateOne

AddFilmIDs adds the films edge to Film by ids.

func (*AuthorUpdateOne) AddFilms 

func (auo *AuthorUpdateOne) AddFilms(f ...*Film) *AuthorUpdateOne

AddFilms adds the films edges to Film.

func (*AuthorUpdateOne) AddStatus 

func (auo *AuthorUpdateOne) AddStatus(i int8) *AuthorUpdateOne

AddStatus adds i to status.

func (*AuthorUpdateOne) Exec 

func (auo *AuthorUpdateOne) Exec(ctx context.Context) error

Exec executes the query on the entity.

func (*AuthorUpdateOne) ExecX 

func (auo *AuthorUpdateOne) ExecX(ctx context.Context)

ExecX is like Exec, but panics if an error occurs.

func (*AuthorUpdateOne) Mutation 

func (auo *AuthorUpdateOne) Mutation() *AuthorMutation

Mutation returns the AuthorMutation object of the builder.

func (*AuthorUpdateOne) RemoveFilmIDs 

func (auo *AuthorUpdateOne) RemoveFilmIDs(ids ...uuid.UUID) *AuthorUpdateOne

RemoveFilmIDs removes the films edge to Film by ids.

func (*AuthorUpdateOne) RemoveFilms 

func (auo *AuthorUpdateOne) RemoveFilms(f ...*Film) *AuthorUpdateOne

RemoveFilms removes films edges to Film.

func (*AuthorUpdateOne) Save 

func (auo *AuthorUpdateOne) Save(ctx context.Context) (*Author, error)

Save executes the query and returns the updated entity.

func (*AuthorUpdateOne) SaveX 

func (auo *AuthorUpdateOne) SaveX(ctx context.Context) *Author

SaveX is like Save, but panics if an error occurs.

func (*AuthorUpdateOne) SetAge 

func (auo *AuthorUpdateOne) SetAge(i int8) *AuthorUpdateOne

SetAge sets the age field.

func (*AuthorUpdateOne) SetFullName 

func (auo *AuthorUpdateOne) SetFullName(s string) *AuthorUpdateOne

SetFullName sets the fullName field.

func (*AuthorUpdateOne) SetNillableStatus 

func (auo *AuthorUpdateOne) SetNillableStatus(i *int8) *AuthorUpdateOne

SetNillableStatus sets the status field if the given value is not nil.

func (*AuthorUpdateOne) SetStatus 

func (auo *AuthorUpdateOne) SetStatus(i int8) *AuthorUpdateOne

SetStatus sets the status field.

func (*AuthorUpdateOne) SetUpdatedAt 

func (auo *AuthorUpdateOne) SetUpdatedAt(t time.Time) *AuthorUpdateOne

SetUpdatedAt sets the updated_at field.

type Authors 

type Authors []*Author

Authors is a parsable slice of Author.

type Client 

type Client struct {

	// Schema is the client for creating, migrating and dropping schema.
	Schema *migrate.Schema
	// Author is the client for interacting with the Author builders.
	Author *AuthorClient
	// Film is the client for interacting with the Film builders.
	Film *FilmClient
	// contains filtered or unexported fields
}

Client is the client that holds all ent builders.

func FromContext 

func FromContext(ctx context.Context) *Client

FromContext returns the Client stored in a context, or nil if there isn't one.

func NewClient 

func NewClient(opts ...Option) *Client

NewClient creates a new client configured with the given options.

func Open 

func Open(driverName, dataSourceName string, options ...Option) (*Client, error)

Open opens a database/sql.DB specified by the driver name and the data source name, and returns a new client attached to it. Optional parameters can be added for configuring the client.

func (*Client) BeginTx 

func (c *Client) BeginTx(ctx context.Context, opts *sql.TxOptions) (*Tx, error)

BeginTx returns a transactional client with options.

func (*Client) Close 

func (c *Client) Close() error

Close closes the database connection and prevents new queries from starting.

func (*Client) Debug 

func (c *Client) Debug() *Client

Debug returns a new debug-client. It's used to get verbose logging on specific operations. 

client.Debug().
	Author.
	Query().
	Count(ctx)

func (*Client) Tx 

func (c *Client) Tx(ctx context.Context) (*Tx, error)

Tx returns a new transactional client. The provided context is used until the transaction is committed or rolled back.

func (*Client) Use 

func (c *Client) Use(hooks ...Hook)

Use adds the mutation hooks to all the entity clients. In order to add hooks to a specific client, call: `client.Node.Use(...)`.

type CommitFunc 

type CommitFunc func(context.Context, *Tx) error

The CommitFunc type is an adapter to allow the use of ordinary function as a Committer. If f is a function with the appropriate signature, CommitFunc(f) is a Committer that calls f.

func (CommitFunc) Commit 

func (f CommitFunc) Commit(ctx context.Context, tx *Tx) error

Commit calls f(ctx, m).

type CommitHook 

type CommitHook func(Committer) Committer

CommitHook defines the "commit middleware". A function that gets a Committer and returns a Committer. For example: 

hook := func(next ent.Committer) ent.Committer {
	return ent.CommitFunc(func(context.Context, tx *ent.Tx) error {
		// Do some stuff before.
		if err := next.Commit(ctx, tx); err != nil {
			return err
		}
		// Do some stuff after.
		return nil
	})
}

type Committer 

type Committer interface {
	Commit(context.Context, *Tx) error
}

Committer is the interface that wraps the Committer method.

type ConstraintError 

type ConstraintError struct {
	// contains filtered or unexported fields
}

ConstraintError returns when trying to create/update one or more entities and one or more of their constraints failed. For example, violation of edge or field uniqueness.

func (ConstraintError) Error 

func (e ConstraintError) Error() string

Error implements the error interface.

func (*ConstraintError) Unwrap 

func (e *ConstraintError) Unwrap() error

Unwrap implements the errors.Wrapper interface.

type Film 

type Film struct {

	// ID of the ent.
	ID uuid.UUID `json:"id,omitempty"`
	// Status holds the value of the "status" field.
	Status int8 `json:"status,omitempty"`
	// CreatedAt holds the value of the "created_at" field.
	CreatedAt time.Time `json:"created_at,omitempty"`
	// UpdatedAt holds the value of the "updated_at" field.
	UpdatedAt time.Time `json:"updated_at,omitempty"`
	// Title holds the value of the "title" field.
	Title string `json:"title,omitempty"`
	// Description holds the value of the "description" field.
	Description string `json:"description,omitempty"`
	// Edges holds the relations/edges for other nodes in the graph.
	// The values are being populated by the FilmQuery when eager-loading is set.
	Edges FilmEdges `json:"edges"`
	// contains filtered or unexported fields
}

Film is the model entity for the Film schema.

func (*Film) QueryAuthors 

func (f *Film) QueryAuthors() *AuthorQuery

QueryAuthors queries the authors edge of the Film.

func (*Film) String 

func (f *Film) String() string

String implements the fmt.Stringer.

func (*Film) Unwrap 

func (f *Film) Unwrap() *Film

Unwrap unwraps the entity that was returned from a transaction after it was closed, so that all next queries will be executed through the driver which created the transaction.

func (*Film) Update 

func (f *Film) Update() *FilmUpdateOne

Update returns a builder for updating this Film. Note that, you need to call Film.Unwrap() before calling this method, if this Film was returned from a transaction, and the transaction was committed or rolled back.

type FilmClient 

type FilmClient struct {
	// contains filtered or unexported fields
}

FilmClient is a client for the Film schema.

func NewFilmClient 

func NewFilmClient(c config) *FilmClient

NewFilmClient returns a client for the Film from the given config.

func (*FilmClient) Create 

func (c *FilmClient) Create() *FilmCreate

Create returns a create builder for Film.

func (*FilmClient) Delete 

func (c *FilmClient) Delete() *FilmDelete

Delete returns a delete builder for Film.

func (*FilmClient) DeleteOne 

func (c *FilmClient) DeleteOne(f *Film) *FilmDeleteOne

DeleteOne returns a delete builder for the given entity.

func (*FilmClient) DeleteOneID 

func (c *FilmClient) DeleteOneID(id uuid.UUID) *FilmDeleteOne

DeleteOneID returns a delete builder for the given id.

func (*FilmClient) Get 

func (c *FilmClient) Get(ctx context.Context, id uuid.UUID) (*Film, error)

Get returns a Film entity by its id.

func (*FilmClient) GetX 

func (c *FilmClient) GetX(ctx context.Context, id uuid.UUID) *Film

GetX is like Get, but panics if an error occurs.

func (*FilmClient) Hooks 

func (c *FilmClient) Hooks() []Hook

Hooks returns the client hooks.

func (*FilmClient) Query 

func (c *FilmClient) Query() *FilmQuery

Create returns a query builder for Film.

func (*FilmClient) QueryAuthors 

func (c *FilmClient) QueryAuthors(f *Film) *AuthorQuery

QueryAuthors queries the authors edge of a Film.

func (*FilmClient) Update 

func (c *FilmClient) Update() *FilmUpdate

Update returns an update builder for Film.

func (*FilmClient) UpdateOne 

func (c *FilmClient) UpdateOne(f *Film) *FilmUpdateOne

UpdateOne returns an update builder for the given entity.

func (*FilmClient) UpdateOneID 

func (c *FilmClient) UpdateOneID(id uuid.UUID) *FilmUpdateOne

UpdateOneID returns an update builder for the given id.

func (*FilmClient) Use 

func (c *FilmClient) Use(hooks ...Hook)

Use adds a list of mutation hooks to the hooks stack. A call to `Use(f, g, h)` equals to `film.Hooks(f(g(h())))`.

type FilmCreate 

type FilmCreate struct {
	// contains filtered or unexported fields
}

FilmCreate is the builder for creating a Film entity.

func (*FilmCreate) AddAuthorIDs 

func (fc *FilmCreate) AddAuthorIDs(ids ...uuid.UUID) *FilmCreate

AddAuthorIDs adds the authors edge to Author by ids.

func (*FilmCreate) AddAuthors 

func (fc *FilmCreate) AddAuthors(a ...*Author) *FilmCreate

AddAuthors adds the authors edges to Author.

func (*FilmCreate) Mutation 

func (fc *FilmCreate) Mutation() *FilmMutation

Mutation returns the FilmMutation object of the builder.

func (*FilmCreate) Save 

func (fc *FilmCreate) Save(ctx context.Context) (*Film, error)

Save creates the Film in the database.

func (*FilmCreate) SaveX 

func (fc *FilmCreate) SaveX(ctx context.Context) *Film

SaveX calls Save and panics if Save returns an error.

func (*FilmCreate) SetCreatedAt 

func (fc *FilmCreate) SetCreatedAt(t time.Time) *FilmCreate

SetCreatedAt sets the created_at field.

func (*FilmCreate) SetDescription 

func (fc *FilmCreate) SetDescription(s string) *FilmCreate

SetDescription sets the description field.

func (*FilmCreate) SetID 

func (fc *FilmCreate) SetID(u uuid.UUID) *FilmCreate

SetID sets the id field.

func (*FilmCreate) SetNillableCreatedAt 

func (fc *FilmCreate) SetNillableCreatedAt(t *time.Time) *FilmCreate

SetNillableCreatedAt sets the created_at field if the given value is not nil.

func (*FilmCreate) SetNillableStatus 

func (fc *FilmCreate) SetNillableStatus(i *int8) *FilmCreate

SetNillableStatus sets the status field if the given value is not nil.

func (*FilmCreate) SetNillableUpdatedAt 

func (fc *FilmCreate) SetNillableUpdatedAt(t *time.Time) *FilmCreate

SetNillableUpdatedAt sets the updated_at field if the given value is not nil.

func (*FilmCreate) SetStatus 

func (fc *FilmCreate) SetStatus(i int8) *FilmCreate

SetStatus sets the status field.

func (*FilmCreate) SetTitle 

func (fc *FilmCreate) SetTitle(s string) *FilmCreate

SetTitle sets the title field.

func (*FilmCreate) SetUpdatedAt 

func (fc *FilmCreate) SetUpdatedAt(t time.Time) *FilmCreate

SetUpdatedAt sets the updated_at field.

type FilmDelete 

type FilmDelete struct {
	// contains filtered or unexported fields
}

FilmDelete is the builder for deleting a Film entity.

func (*FilmDelete) Exec 

func (fd *FilmDelete) Exec(ctx context.Context) (int, error)

Exec executes the deletion query and returns how many vertices were deleted.

func (*FilmDelete) ExecX 

func (fd *FilmDelete) ExecX(ctx context.Context) int

ExecX is like Exec, but panics if an error occurs.

func (*FilmDelete) Where 

func (fd *FilmDelete) Where(ps ...predicate.Film) *FilmDelete

Where adds a new predicate to the delete builder.

type FilmDeleteOne 

type FilmDeleteOne struct {
	// contains filtered or unexported fields
}

FilmDeleteOne is the builder for deleting a single Film entity.

func (*FilmDeleteOne) Exec 

func (fdo *FilmDeleteOne) Exec(ctx context.Context) error

Exec executes the deletion query.

func (*FilmDeleteOne) ExecX 

func (fdo *FilmDeleteOne) ExecX(ctx context.Context)

ExecX is like Exec, but panics if an error occurs.

type FilmEdges 

type FilmEdges struct {
	// Authors holds the value of the authors edge.
	Authors []*Author
	// contains filtered or unexported fields
}

FilmEdges holds the relations/edges for other nodes in the graph.

func (FilmEdges) AuthorsOrErr 

func (e FilmEdges) AuthorsOrErr() ([]*Author, error)

AuthorsOrErr returns the Authors value or an error if the edge was not loaded in eager-loading.

type FilmGroupBy 

type FilmGroupBy struct {
	// contains filtered or unexported fields
}

FilmGroupBy is the builder for group-by Film entities.

func (*FilmGroupBy) Aggregate 

func (fgb *FilmGroupBy) Aggregate(fns ...AggregateFunc) *FilmGroupBy

Aggregate adds the given aggregation functions to the group-by query.

func (*FilmGroupBy) Bool 

func (fgb *FilmGroupBy) Bool(ctx context.Context) (_ bool, err error)

Bool returns a single bool from group-by. It is only allowed when querying group-by with one field.

func (*FilmGroupBy) BoolX 

func (fgb *FilmGroupBy) BoolX(ctx context.Context) bool

BoolX is like Bool, but panics if an error occurs.

func (*FilmGroupBy) Bools 

func (fgb *FilmGroupBy) Bools(ctx context.Context) ([]bool, error)

Bools returns list of bools from group-by. It is only allowed when querying group-by with one field.

func (*FilmGroupBy) BoolsX 

func (fgb *FilmGroupBy) BoolsX(ctx context.Context) []bool

BoolsX is like Bools, but panics if an error occurs.

func (*FilmGroupBy) Float64 

func (fgb *FilmGroupBy) Float64(ctx context.Context) (_ float64, err error)

Float64 returns a single float64 from group-by. It is only allowed when querying group-by with one field.

func (*FilmGroupBy) Float64X 

func (fgb *FilmGroupBy) Float64X(ctx context.Context) float64

Float64X is like Float64, but panics if an error occurs.

func (*FilmGroupBy) Float64s 

func (fgb *FilmGroupBy) Float64s(ctx context.Context) ([]float64, error)

Float64s returns list of float64s from group-by. It is only allowed when querying group-by with one field.

func (*FilmGroupBy) Float64sX 

func (fgb *FilmGroupBy) Float64sX(ctx context.Context) []float64

Float64sX is like Float64s, but panics if an error occurs.

func (*FilmGroupBy) Int 

func (fgb *FilmGroupBy) Int(ctx context.Context) (_ int, err error)

Int returns a single int from group-by. It is only allowed when querying group-by with one field.

func (*FilmGroupBy) IntX 

func (fgb *FilmGroupBy) IntX(ctx context.Context) int

IntX is like Int, but panics if an error occurs.

func (*FilmGroupBy) Ints 

func (fgb *FilmGroupBy) Ints(ctx context.Context) ([]int, error)

Ints returns list of ints from group-by. It is only allowed when querying group-by with one field.

func (*FilmGroupBy) IntsX 

func (fgb *FilmGroupBy) IntsX(ctx context.Context) []int

IntsX is like Ints, but panics if an error occurs.

func (*FilmGroupBy) Scan 

func (fgb *FilmGroupBy) Scan(ctx context.Context, v interface{}) error

Scan applies the group-by query and scan the result into the given value.

func (*FilmGroupBy) ScanX 

func (fgb *FilmGroupBy) ScanX(ctx context.Context, v interface{})

ScanX is like Scan, but panics if an error occurs.

func (*FilmGroupBy) String 

func (fgb *FilmGroupBy) String(ctx context.Context) (_ string, err error)

String returns a single string from group-by. It is only allowed when querying group-by with one field.

func (*FilmGroupBy) StringX 

func (fgb *FilmGroupBy) StringX(ctx context.Context) string

StringX is like String, but panics if an error occurs.

func (*FilmGroupBy) Strings 

func (fgb *FilmGroupBy) Strings(ctx context.Context) ([]string, error)

Strings returns list of strings from group-by. It is only allowed when querying group-by with one field.

func (*FilmGroupBy) StringsX 

func (fgb *FilmGroupBy) StringsX(ctx context.Context) []string

StringsX is like Strings, but panics if an error occurs.

type FilmMutation 

type FilmMutation struct {
	// contains filtered or unexported fields
}

FilmMutation represents an operation that mutate the Films nodes in the graph.

func (*FilmMutation) AddAuthorIDs 

func (m *FilmMutation) AddAuthorIDs(ids ...uuid.UUID)

AddAuthorIDs adds the authors edge to Author by ids.

func (*FilmMutation) AddField 

func (m *FilmMutation) AddField(name string, value ent.Value) error

AddField adds the value for the given name. It returns an error if the field is not defined in the schema, or if the type mismatch the field type.

func (*FilmMutation) AddStatus 

func (m *FilmMutation) AddStatus(i int8)

AddStatus adds i to status.

func (*FilmMutation) AddedEdges 

func (m *FilmMutation) AddedEdges() []string

AddedEdges returns all edge names that were set/added in this mutation.

func (*FilmMutation) AddedField 

func (m *FilmMutation) AddedField(name string) (ent.Value, bool)

AddedField returns the numeric value that was in/decremented from a field with the given name. The second value indicates that this field was not set, or was not define in the schema.

func (*FilmMutation) AddedFields 

func (m *FilmMutation) AddedFields() []string

AddedFields returns all numeric fields that were incremented or decremented during this mutation.

func (*FilmMutation) AddedIDs 

func (m *FilmMutation) AddedIDs(name string) []ent.Value

AddedIDs returns all ids (to other nodes) that were added for the given edge name.

func (*FilmMutation) AddedStatus 

func (m *FilmMutation) AddedStatus() (r int8, exists bool)

AddedStatus returns the value that was added to the status field in this mutation.

func (*FilmMutation) AuthorsIDs 

func (m *FilmMutation) AuthorsIDs() (ids []uuid.UUID)

AuthorsIDs returns the authors ids in the mutation.

func (*FilmMutation) ClearEdge 

func (m *FilmMutation) ClearEdge(name string) error

ClearEdge clears the value for the given name. It returns an error if the edge name is not defined in the schema.

func (*FilmMutation) ClearField 

func (m *FilmMutation) ClearField(name string) error

ClearField clears the value for the given name. It returns an error if the field is not defined in the schema.

func (*FilmMutation) ClearedEdges 

func (m *FilmMutation) ClearedEdges() []string

ClearedEdges returns all edge names that were cleared in this mutation.

func (*FilmMutation) ClearedFields 

func (m *FilmMutation) ClearedFields() []string

ClearedFields returns all nullable fields that were cleared during this mutation.

func (FilmMutation) Client 

func (m FilmMutation) Client() *Client

Client returns a new `ent.Client` from the mutation. If the mutation was executed in a transaction (ent.Tx), a transactional client is returned.

func (*FilmMutation) CreatedAt 

func (m *FilmMutation) CreatedAt() (r time.Time, exists bool)

CreatedAt returns the created_at value in the mutation.

func (*FilmMutation) Description 

func (m *FilmMutation) Description() (r string, exists bool)

Description returns the description value in the mutation.

func (*FilmMutation) EdgeCleared 

func (m *FilmMutation) EdgeCleared(name string) bool

EdgeCleared returns a boolean indicates if this edge was cleared in this mutation.

func (*FilmMutation) Field 

func (m *FilmMutation) Field(name string) (ent.Value, bool)

Field returns the value of a field with the given name. The second boolean value indicates that this field was not set, or was not define in the schema.

func (*FilmMutation) FieldCleared 

func (m *FilmMutation) FieldCleared(name string) bool

FieldCleared returns a boolean indicates if this field was cleared in this mutation.

func (*FilmMutation) Fields 

func (m *FilmMutation) Fields() []string

Fields returns all fields that were changed during this mutation. Note that, in order to get all numeric fields that were in/decremented, call AddedFields().

func (*FilmMutation) ID 

func (m *FilmMutation) ID() (id uuid.UUID, exists bool)

ID returns the id value in the mutation. Note that, the id is available only if it was provided to the builder.

func (*FilmMutation) OldCreatedAt 

func (m *FilmMutation) OldCreatedAt(ctx context.Context) (v time.Time, err error)

OldCreatedAt returns the old created_at value of the Film. If the Film object wasn't provided to the builder, the object is fetched from the database. An error is returned if the mutation operation is not UpdateOne, or database query fails.

func (*FilmMutation) OldDescription 

func (m *FilmMutation) OldDescription(ctx context.Context) (v string, err error)

OldDescription returns the old description value of the Film. If the Film object wasn't provided to the builder, the object is fetched from the database. An error is returned if the mutation operation is not UpdateOne, or database query fails.

func (*FilmMutation) OldField 

func (m *FilmMutation) OldField(ctx context.Context, name string) (ent.Value, error)

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 was failed.

func (*FilmMutation) OldStatus 

func (m *FilmMutation) OldStatus(ctx context.Context) (v int8, err error)

OldStatus returns the old status value of the Film. If the Film object wasn't provided to the builder, the object is fetched from the database. An error is returned if the mutation operation is not UpdateOne, or database query fails.

func (*FilmMutation) OldTitle 

func (m *FilmMutation) OldTitle(ctx context.Context) (v string, err error)

OldTitle returns the old title value of the Film. If the Film object wasn't provided to the builder, the object is fetched from the database. An error is returned if the mutation operation is not UpdateOne, or database query fails.

func (*FilmMutation) OldUpdatedAt 

func (m *FilmMutation) OldUpdatedAt(ctx context.Context) (v time.Time, err error)

OldUpdatedAt returns the old updated_at value of the Film. If the Film object wasn't provided to the builder, the object is fetched from the database. An error is returned if the mutation operation is not UpdateOne, or database query fails.

func (*FilmMutation) Op 

func (m *FilmMutation) Op() Op

Op returns the operation name.

func (*FilmMutation) RemoveAuthorIDs 

func (m *FilmMutation) RemoveAuthorIDs(ids ...uuid.UUID)

RemoveAuthorIDs removes the authors edge to Author by ids.

func (*FilmMutation) RemovedAuthorsIDs 

func (m *FilmMutation) RemovedAuthorsIDs() (ids []uuid.UUID)

RemovedAuthors returns the removed ids of authors.

func (*FilmMutation) RemovedEdges 

func (m *FilmMutation) RemovedEdges() []string

RemovedEdges returns all edge names that were removed in this mutation.

func (*FilmMutation) RemovedIDs 

func (m *FilmMutation) RemovedIDs(name string) []ent.Value

RemovedIDs returns all ids (to other nodes) that were removed for the given edge name.

func (*FilmMutation) ResetAuthors 

func (m *FilmMutation) ResetAuthors()

ResetAuthors reset all changes of the "authors" edge.

func (*FilmMutation) ResetCreatedAt 

func (m *FilmMutation) ResetCreatedAt()

ResetCreatedAt reset all changes of the "created_at" field.

func (*FilmMutation) ResetDescription 

func (m *FilmMutation) ResetDescription()

ResetDescription reset all changes of the "description" field.

func (*FilmMutation) ResetEdge 

func (m *FilmMutation) ResetEdge(name string) error

ResetEdge resets all changes in the mutation regarding the given edge name. It returns an error if the edge is not defined in the schema.

func (*FilmMutation) ResetField 

func (m *FilmMutation) ResetField(name string) error

ResetField resets all changes in the mutation regarding the given field name. It returns an error if the field is not defined in the schema.

func (*FilmMutation) ResetStatus 

func (m *FilmMutation) ResetStatus()

ResetStatus reset all changes of the "status" field.

func (*FilmMutation) ResetTitle 

func (m *FilmMutation) ResetTitle()

ResetTitle reset all changes of the "title" field.

func (*FilmMutation) ResetUpdatedAt 

func (m *FilmMutation) ResetUpdatedAt()

ResetUpdatedAt reset all changes of the "updated_at" field.

func (*FilmMutation) SetCreatedAt 

func (m *FilmMutation) SetCreatedAt(t time.Time)

SetCreatedAt sets the created_at field.

func (*FilmMutation) SetDescription 

func (m *FilmMutation) SetDescription(s string)

SetDescription sets the description field.

func (*FilmMutation) SetField 

func (m *FilmMutation) SetField(name string, value ent.Value) error

SetField sets the value for the given name. It returns an error if the field is not defined in the schema, or if the type mismatch the field type.

func (*FilmMutation) SetID 

func (m *FilmMutation) SetID(id uuid.UUID)

SetID sets the value of the id field. Note that, this operation is accepted only on Film creation.

func (*FilmMutation) SetStatus 

func (m *FilmMutation) SetStatus(i int8)

SetStatus sets the status field.

func (*FilmMutation) SetTitle 

func (m *FilmMutation) SetTitle(s string)

SetTitle sets the title field.

func (*FilmMutation) SetUpdatedAt 

func (m *FilmMutation) SetUpdatedAt(t time.Time)

SetUpdatedAt sets the updated_at field.

func (*FilmMutation) Status 

func (m *FilmMutation) Status() (r int8, exists bool)

Status returns the status value in the mutation.

func (*FilmMutation) Title 

func (m *FilmMutation) Title() (r string, exists bool)

Title returns the title value in the mutation.

func (FilmMutation) Tx 

func (m FilmMutation) Tx() (*Tx, error)

Tx returns an `ent.Tx` for mutations that were executed in transactions; it returns an error otherwise.

func (*FilmMutation) Type 

func (m *FilmMutation) Type() string

Type returns the node type of this mutation (Film).

func (*FilmMutation) UpdatedAt 

func (m *FilmMutation) UpdatedAt() (r time.Time, exists bool)

UpdatedAt returns the updated_at value in the mutation.

type FilmQuery 

type FilmQuery struct {
	// contains filtered or unexported fields
}

FilmQuery is the builder for querying Film entities.

func (*FilmQuery) All 

func (fq *FilmQuery) All(ctx context.Context) ([]*Film, error)

All executes the query and returns a list of Films.

func (*FilmQuery) AllX 

func (fq *FilmQuery) AllX(ctx context.Context) []*Film

AllX is like All, but panics if an error occurs.

func (*FilmQuery) Clone 

func (fq *FilmQuery) Clone() *FilmQuery

Clone returns a duplicate of the query builder, including all associated steps. It can be used to prepare common query builders and use them differently after the clone is made.

func (*FilmQuery) Count 

func (fq *FilmQuery) Count(ctx context.Context) (int, error)

Count returns the count of the given query.

func (*FilmQuery) CountX 

func (fq *FilmQuery) CountX(ctx context.Context) int

CountX is like Count, but panics if an error occurs.

func (*FilmQuery) Exist 

func (fq *FilmQuery) Exist(ctx context.Context) (bool, error)

Exist returns true if the query has elements in the graph.

func (*FilmQuery) ExistX 

func (fq *FilmQuery) ExistX(ctx context.Context) bool

ExistX is like Exist, but panics if an error occurs.

func (*FilmQuery) First 

func (fq *FilmQuery) First(ctx context.Context) (*Film, error)

First returns the first Film entity in the query. Returns *NotFoundError when no film was found.

func (*FilmQuery) FirstID 

func (fq *FilmQuery) FirstID(ctx context.Context) (id uuid.UUID, err error)

FirstID returns the first Film id in the query. Returns *NotFoundError when no id was found.

func (*FilmQuery) FirstX 

func (fq *FilmQuery) FirstX(ctx context.Context) *Film

FirstX is like First, but panics if an error occurs.

func (*FilmQuery) FirstXID 

func (fq *FilmQuery) FirstXID(ctx context.Context) uuid.UUID

FirstXID is like FirstID, but panics if an error occurs.

func (*FilmQuery) GroupBy 

func (fq *FilmQuery) GroupBy(field string, fields ...string) *FilmGroupBy

GroupBy used to group vertices by one or more fields/columns. It is often used with aggregate functions, like: count, max, mean, min, sum.

Example: 

var v []struct {
	Status int8 `json:"status,omitempty"`
	Count int `json:"count,omitempty"`
}

client.Film.Query().
	GroupBy(film.FieldStatus).
	Aggregate(entc.Count()).
	Scan(ctx, &v)

func (*FilmQuery) IDs 

func (fq *FilmQuery) IDs(ctx context.Context) ([]uuid.UUID, error)

IDs executes the query and returns a list of Film ids.

func (*FilmQuery) IDsX 

func (fq *FilmQuery) IDsX(ctx context.Context) []uuid.UUID

IDsX is like IDs, but panics if an error occurs.

func (*FilmQuery) Limit 

func (fq *FilmQuery) Limit(limit int) *FilmQuery

Limit adds a limit step to the query.

func (*FilmQuery) Offset 

func (fq *FilmQuery) Offset(offset int) *FilmQuery

Offset adds an offset step to the query.

func (*FilmQuery) Only 

func (fq *FilmQuery) Only(ctx context.Context) (*Film, error)

Only returns the only Film entity in the query, returns an error if not exactly one entity was returned.

func (*FilmQuery) OnlyID 

func (fq *FilmQuery) OnlyID(ctx context.Context) (id uuid.UUID, err error)

OnlyID returns the only Film id in the query, returns an error if not exactly one id was returned.

func (*FilmQuery) OnlyIDX 

func (fq *FilmQuery) OnlyIDX(ctx context.Context) uuid.UUID

OnlyIDX is like OnlyID, but panics if an error occurs.

func (*FilmQuery) OnlyX 

func (fq *FilmQuery) OnlyX(ctx context.Context) *Film

OnlyX is like Only, but panics if an error occurs.

func (*FilmQuery) Order 

func (fq *FilmQuery) Order(o ...OrderFunc) *FilmQuery

Order adds an order step to the query.

func (*FilmQuery) QueryAuthors 

func (fq *FilmQuery) QueryAuthors() *AuthorQuery

QueryAuthors chains the current query on the authors edge.

func (*FilmQuery) Select 

func (fq *FilmQuery) Select(field string, fields ...string) *FilmSelect

Select one or more fields from the given query.

Example: 

var v []struct {
	Status int8 `json:"status,omitempty"`
}

client.Film.Query().
	Select(film.FieldStatus).
	Scan(ctx, &v)

func (*FilmQuery) Where 

func (fq *FilmQuery) Where(ps ...predicate.Film) *FilmQuery

Where adds a new predicate for the builder.

func (*FilmQuery) WithAuthors 

func (fq *FilmQuery) WithAuthors(opts ...func(*AuthorQuery)) *FilmQuery
WithAuthors tells the query-builder to eager-loads the nodes that are connected to

the "authors" edge. The optional arguments used to configure the query builder of the edge.

type FilmSelect 

type FilmSelect struct {
	// contains filtered or unexported fields
}

FilmSelect is the builder for select fields of Film entities.

func (*FilmSelect) Bool 

func (fs *FilmSelect) Bool(ctx context.Context) (_ bool, err error)

Bool returns a single bool from selector. It is only allowed when selecting one field.

func (*FilmSelect) BoolX 

func (fs *FilmSelect) BoolX(ctx context.Context) bool

BoolX is like Bool, but panics if an error occurs.

func (*FilmSelect) Bools 

func (fs *FilmSelect) Bools(ctx context.Context) ([]bool, error)

Bools returns list of bools from selector. It is only allowed when selecting one field.

func (*FilmSelect) BoolsX 

func (fs *FilmSelect) BoolsX(ctx context.Context) []bool

BoolsX is like Bools, but panics if an error occurs.

func (*FilmSelect) Float64 

func (fs *FilmSelect) Float64(ctx context.Context) (_ float64, err error)

Float64 returns a single float64 from selector. It is only allowed when selecting one field.

func (*FilmSelect) Float64X 

func (fs *FilmSelect) Float64X(ctx context.Context) float64

Float64X is like Float64, but panics if an error occurs.

func (*FilmSelect) Float64s 

func (fs *FilmSelect) Float64s(ctx context.Context) ([]float64, error)

Float64s returns list of float64s from selector. It is only allowed when selecting one field.

func (*FilmSelect) Float64sX 

func (fs *FilmSelect) Float64sX(ctx context.Context) []float64

Float64sX is like Float64s, but panics if an error occurs.

func (*FilmSelect) Int 

func (fs *FilmSelect) Int(ctx context.Context) (_ int, err error)

Int returns a single int from selector. It is only allowed when selecting one field.

func (*FilmSelect) IntX 

func (fs *FilmSelect) IntX(ctx context.Context) int

IntX is like Int, but panics if an error occurs.

func (*FilmSelect) Ints 

func (fs *FilmSelect) Ints(ctx context.Context) ([]int, error)

Ints returns list of ints from selector. It is only allowed when selecting one field.

func (*FilmSelect) IntsX 

func (fs *FilmSelect) IntsX(ctx context.Context) []int

IntsX is like Ints, but panics if an error occurs.

func (*FilmSelect) Scan 

func (fs *FilmSelect) Scan(ctx context.Context, v interface{}) error

Scan applies the selector query and scan the result into the given value.

func (*FilmSelect) ScanX 

func (fs *FilmSelect) ScanX(ctx context.Context, v interface{})

ScanX is like Scan, but panics if an error occurs.

func (*FilmSelect) String 

func (fs *FilmSelect) String(ctx context.Context) (_ string, err error)

String returns a single string from selector. It is only allowed when selecting one field.

func (*FilmSelect) StringX 

func (fs *FilmSelect) StringX(ctx context.Context) string

StringX is like String, but panics if an error occurs.

func (*FilmSelect) Strings 

func (fs *FilmSelect) Strings(ctx context.Context) ([]string, error)

Strings returns list of strings from selector. It is only allowed when selecting one field.

func (*FilmSelect) StringsX 

func (fs *FilmSelect) StringsX(ctx context.Context) []string

StringsX is like Strings, but panics if an error occurs.

type FilmUpdate 

type FilmUpdate struct {
	// contains filtered or unexported fields
}

FilmUpdate is the builder for updating Film entities.

func (*FilmUpdate) AddAuthorIDs 

func (fu *FilmUpdate) AddAuthorIDs(ids ...uuid.UUID) *FilmUpdate

AddAuthorIDs adds the authors edge to Author by ids.

func (*FilmUpdate) AddAuthors 

func (fu *FilmUpdate) AddAuthors(a ...*Author) *FilmUpdate

AddAuthors adds the authors edges to Author.

func (*FilmUpdate) AddStatus 

func (fu *FilmUpdate) AddStatus(i int8) *FilmUpdate

AddStatus adds i to status.

func (*FilmUpdate) Exec 

func (fu *FilmUpdate) Exec(ctx context.Context) error

Exec executes the query.

func (*FilmUpdate) ExecX 

func (fu *FilmUpdate) ExecX(ctx context.Context)

ExecX is like Exec, but panics if an error occurs.

func (*FilmUpdate) Mutation 

func (fu *FilmUpdate) Mutation() *FilmMutation

Mutation returns the FilmMutation object of the builder.

func (*FilmUpdate) RemoveAuthorIDs 

func (fu *FilmUpdate) RemoveAuthorIDs(ids ...uuid.UUID) *FilmUpdate

RemoveAuthorIDs removes the authors edge to Author by ids.

func (*FilmUpdate) RemoveAuthors 

func (fu *FilmUpdate) RemoveAuthors(a ...*Author) *FilmUpdate

RemoveAuthors removes authors edges to Author.

func (*FilmUpdate) Save 

func (fu *FilmUpdate) Save(ctx context.Context) (int, error)

Save executes the query and returns the number of rows/vertices matched by this operation.

func (*FilmUpdate) SaveX 

func (fu *FilmUpdate) SaveX(ctx context.Context) int

SaveX is like Save, but panics if an error occurs.

func (*FilmUpdate) SetDescription 

func (fu *FilmUpdate) SetDescription(s string) *FilmUpdate

SetDescription sets the description field.

func (*FilmUpdate) SetNillableStatus 

func (fu *FilmUpdate) SetNillableStatus(i *int8) *FilmUpdate

SetNillableStatus sets the status field if the given value is not nil.

func (*FilmUpdate) SetStatus 

func (fu *FilmUpdate) SetStatus(i int8) *FilmUpdate

SetStatus sets the status field.

func (*FilmUpdate) SetTitle 

func (fu *FilmUpdate) SetTitle(s string) *FilmUpdate

SetTitle sets the title field.

func (*FilmUpdate) SetUpdatedAt 

func (fu *FilmUpdate) SetUpdatedAt(t time.Time) *FilmUpdate

SetUpdatedAt sets the updated_at field.

func (*FilmUpdate) Where 

func (fu *FilmUpdate) Where(ps ...predicate.Film) *FilmUpdate

Where adds a new predicate for the builder.

type FilmUpdateOne 

type FilmUpdateOne struct {
	// contains filtered or unexported fields
}

FilmUpdateOne is the builder for updating a single Film entity.

func (*FilmUpdateOne) AddAuthorIDs 

func (fuo *FilmUpdateOne) AddAuthorIDs(ids ...uuid.UUID) *FilmUpdateOne

AddAuthorIDs adds the authors edge to Author by ids.

func (*FilmUpdateOne) AddAuthors 

func (fuo *FilmUpdateOne) AddAuthors(a ...*Author) *FilmUpdateOne

AddAuthors adds the authors edges to Author.

func (*FilmUpdateOne) AddStatus 

func (fuo *FilmUpdateOne) AddStatus(i int8) *FilmUpdateOne

AddStatus adds i to status.

func (*FilmUpdateOne) Exec 

func (fuo *FilmUpdateOne) Exec(ctx context.Context) error

Exec executes the query on the entity.

func (*FilmUpdateOne) ExecX 

func (fuo *FilmUpdateOne) ExecX(ctx context.Context)

ExecX is like Exec, but panics if an error occurs.

func (*FilmUpdateOne) Mutation 

func (fuo *FilmUpdateOne) Mutation() *FilmMutation

Mutation returns the FilmMutation object of the builder.

func (*FilmUpdateOne) RemoveAuthorIDs 

func (fuo *FilmUpdateOne) RemoveAuthorIDs(ids ...uuid.UUID) *FilmUpdateOne

RemoveAuthorIDs removes the authors edge to Author by ids.

func (*FilmUpdateOne) RemoveAuthors 

func (fuo *FilmUpdateOne) RemoveAuthors(a ...*Author) *FilmUpdateOne

RemoveAuthors removes authors edges to Author.

func (*FilmUpdateOne) Save 

func (fuo *FilmUpdateOne) Save(ctx context.Context) (*Film, error)

Save executes the query and returns the updated entity.

func (*FilmUpdateOne) SaveX 

func (fuo *FilmUpdateOne) SaveX(ctx context.Context) *Film

SaveX is like Save, but panics if an error occurs.

func (*FilmUpdateOne) SetDescription 

func (fuo *FilmUpdateOne) SetDescription(s string) *FilmUpdateOne

SetDescription sets the description field.

func (*FilmUpdateOne) SetNillableStatus 

func (fuo *FilmUpdateOne) SetNillableStatus(i *int8) *FilmUpdateOne

SetNillableStatus sets the status field if the given value is not nil.

func (*FilmUpdateOne) SetStatus 

func (fuo *FilmUpdateOne) SetStatus(i int8) *FilmUpdateOne

SetStatus sets the status field.

func (*FilmUpdateOne) SetTitle 

func (fuo *FilmUpdateOne) SetTitle(s string) *FilmUpdateOne

SetTitle sets the title field.

func (*FilmUpdateOne) SetUpdatedAt 

func (fuo *FilmUpdateOne) SetUpdatedAt(t time.Time) *FilmUpdateOne

SetUpdatedAt sets the updated_at field.

type Films 

type Films []*Film

Films is a parsable slice of Film.

type Hook 

type Hook = ent.Hook

ent aliases to avoid import conflict in user's code.

type MutateFunc 

type MutateFunc = ent.MutateFunc

ent aliases to avoid import conflict in user's code.

type Mutation 

type Mutation = ent.Mutation

ent aliases to avoid import conflict in user's code.

type Mutator 

type Mutator = ent.Mutator

ent aliases to avoid import conflict in user's code.

type NotFoundError 

type NotFoundError struct {
	// contains filtered or unexported fields
}

NotFoundError returns when trying to fetch a specific entity and it was not found in the database.

func (*NotFoundError) Error 

func (e *NotFoundError) Error() string

Error implements the error interface.

type NotLoadedError 

type NotLoadedError struct {
	// contains filtered or unexported fields
}

NotLoadedError returns when trying to get a node that was not loaded by the query.

func (*NotLoadedError) Error 

func (e *NotLoadedError) Error() string

Error implements the error interface.

type NotSingularError 

type NotSingularError struct {
	// contains filtered or unexported fields
}

NotSingularError returns when trying to fetch a singular entity and more then one was found in the database.

func (*NotSingularError) Error 

func (e *NotSingularError) Error() string

Error implements the error interface.

type Op 

type Op = ent.Op

ent aliases to avoid import conflict in user's code.

type Option 

type Option func(*config)

Option function to configure the client.

func Debug 

func Debug() Option

Debug enables debug logging on the ent.Driver.

func Driver 

func Driver(driver dialect.Driver) Option

Driver configures the client driver.

func Log 

func Log(fn func(...interface{})) Option

Log sets the logging function for debug mode.

type OrderFunc 

type OrderFunc func(*sql.Selector)

OrderFunc applies an ordering on either graph traversal or sql selector.

func Asc 

func Asc(fields ...string) OrderFunc

Asc applies the given fields in ASC order.

func Desc 

func Desc(fields ...string) OrderFunc

Desc applies the given fields in DESC order.

type Policy 

type Policy = ent.Policy

ent aliases to avoid import conflict in user's code.

type Query 

type Query = ent.Query

ent aliases to avoid import conflict in user's code.

type RollbackFunc 

type RollbackFunc func(context.Context, *Tx) error

The RollbackFunc type is an adapter to allow the use of ordinary function as a Rollbacker. If f is a function with the appropriate signature, RollbackFunc(f) is a Rollbacker that calls f.

func (RollbackFunc) Rollback 

func (f RollbackFunc) Rollback(ctx context.Context, tx *Tx) error

Rollback calls f(ctx, m).

type RollbackHook 

type RollbackHook func(Rollbacker) Rollbacker

RollbackHook defines the "rollback middleware". A function that gets a Rollbacker and returns a Rollbacker. For example: 

hook := func(next ent.Rollbacker) ent.Rollbacker {
	return ent.RollbackFunc(func(context.Context, tx *ent.Tx) error {
		// Do some stuff before.
		if err := next.Rollback(ctx, tx); err != nil {
			return err
		}
		// Do some stuff after.
		return nil
	})
}

type Rollbacker 

type Rollbacker interface {
	Rollback(context.Context, *Tx) error
}

Rollbacker is the interface that wraps the Rollbacker method.

type Tx 

type Tx struct {

	// Author is the client for interacting with the Author builders.
	Author *AuthorClient
	// Film is the client for interacting with the Film builders.
	Film *FilmClient
	// contains filtered or unexported fields
}

Tx is a transactional client that is created by calling Client.Tx().

func TxFromContext 

func TxFromContext(ctx context.Context) *Tx

TxFromContext returns the Tx stored in a context, or nil if there isn't one.

func (*Tx) Client 

func (tx *Tx) Client() *Client

Client returns a Client that binds to current transaction.

func (*Tx) Commit 

func (tx *Tx) Commit() error

Commit commits the transaction.

func (*Tx) OnCommit 

func (tx *Tx) OnCommit(f CommitHook)

OnCommit adds a hook to call on commit.

func (*Tx) OnRollback 

func (tx *Tx) OnRollback(f RollbackHook)

OnRollback adds a hook to call on rollback.

func (*Tx) Rollback 

func (tx *Tx) Rollback() error

Rollback rollbacks the transaction.

type ValidationError 

type ValidationError struct {
	Name string // Field or edge name.
	// contains filtered or unexported fields
}

ValidationError returns when validating a field fails.

func (*ValidationError) Error 

func (e *ValidationError) Error() string

Error implements the error interface.

func (*ValidationError) Unwrap 

func (e *ValidationError) Unwrap() error

Unwrap implements the errors.Wrapper interface.

type Value 

type Value = ent.Value

ent aliases to avoid import conflict in user's code.

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