ent

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 Go to latest Published: Apr 13, 2020 License: Apache-2.0 Imports: 18 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.
	TypeCard = "Card"
	TypeUser = "User"
)

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 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 Aggregate 

type Aggregate func(*sql.Selector) string

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

func As 

func As(fn Aggregate, end string) Aggregate

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

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

func Count 

func Count() Aggregate

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

func Max 

func Max(field string) Aggregate

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

func Mean 

func Mean(field string) Aggregate

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

func Min 

func Min(field string) Aggregate

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

func Sum 

func Sum(field string) Aggregate

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

type Card 

type Card struct {

	// ID of the ent.
	ID int `json:"id,omitempty"`
	// Number holds the value of the "number" field.
	Number string `json:"number,omitempty"`
	// Name holds the value of the "name" field.
	Name string `json:"name,omitempty"`
	// CreatedAt holds the value of the "created_at" field.
	CreatedAt time.Time `json:"created_at,omitempty"`
	// Edges holds the relations/edges for other nodes in the graph.
	// The values are being populated by the CardQuery when eager-loading is set.
	Edges CardEdges `json:"edges"`
	// contains filtered or unexported fields
}

Card is the model entity for the Card schema.

func (*Card) QueryOwner 

func (c *Card) QueryOwner() *UserQuery

QueryOwner queries the owner edge of the Card.

func (*Card) String 

func (c *Card) String() string

String implements the fmt.Stringer.

func (*Card) Unwrap 

func (c *Card) Unwrap() *Card

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 (*Card) Update 

func (c *Card) Update() *CardUpdateOne

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

type CardClient 

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

CardClient is a client for the Card schema.

func NewCardClient 

func NewCardClient(c config) *CardClient

NewCardClient returns a client for the Card from the given config.

func (*CardClient) Create 

func (c *CardClient) Create() *CardCreate

Create returns a create builder for Card.

func (*CardClient) Delete 

func (c *CardClient) Delete() *CardDelete

Delete returns a delete builder for Card.

func (*CardClient) DeleteOne 

func (c *CardClient) DeleteOne(ca *Card) *CardDeleteOne

DeleteOne returns a delete builder for the given entity.

func (*CardClient) DeleteOneID 

func (c *CardClient) DeleteOneID(id int) *CardDeleteOne

DeleteOneID returns a delete builder for the given id.

func (*CardClient) Get 

func (c *CardClient) Get(ctx context.Context, id int) (*Card, error)

Get returns a Card entity by its id.

func (*CardClient) GetX 

func (c *CardClient) GetX(ctx context.Context, id int) *Card

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

func (*CardClient) Hooks 

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

Hooks returns the client hooks.

func (*CardClient) Query 

func (c *CardClient) Query() *CardQuery

Create returns a query builder for Card.

func (*CardClient) QueryOwner 

func (c *CardClient) QueryOwner(ca *Card) *UserQuery

QueryOwner queries the owner edge of a Card.

func (*CardClient) Update 

func (c *CardClient) Update() *CardUpdate

Update returns an update builder for Card.

func (*CardClient) UpdateOne 

func (c *CardClient) UpdateOne(ca *Card) *CardUpdateOne

UpdateOne returns an update builder for the given entity.

func (*CardClient) UpdateOneID 

func (c *CardClient) UpdateOneID(id int) *CardUpdateOne

UpdateOneID returns an update builder for the given id.

func (*CardClient) Use 

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

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

type CardCreate 

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

CardCreate is the builder for creating a Card entity.

func (*CardCreate) Save 

func (cc *CardCreate) Save(ctx context.Context) (*Card, error)

Save creates the Card in the database.

func (*CardCreate) SaveX 

func (cc *CardCreate) SaveX(ctx context.Context) *Card

SaveX calls Save and panics if Save returns an error.

func (*CardCreate) SetCreatedAt 

func (cc *CardCreate) SetCreatedAt(t time.Time) *CardCreate

SetCreatedAt sets the created_at field.

func (*CardCreate) SetName 

func (cc *CardCreate) SetName(s string) *CardCreate

SetName sets the name field.

func (*CardCreate) SetNillableCreatedAt 

func (cc *CardCreate) SetNillableCreatedAt(t *time.Time) *CardCreate

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

func (*CardCreate) SetNillableName 

func (cc *CardCreate) SetNillableName(s *string) *CardCreate

SetNillableName sets the name field if the given value is not nil.

func (*CardCreate) SetNillableNumber 

func (cc *CardCreate) SetNillableNumber(s *string) *CardCreate

SetNillableNumber sets the number field if the given value is not nil.

func (*CardCreate) SetNillableOwnerID 

func (cc *CardCreate) SetNillableOwnerID(id *int) *CardCreate

SetNillableOwnerID sets the owner edge to User by id if the given value is not nil.

func (*CardCreate) SetNumber 

func (cc *CardCreate) SetNumber(s string) *CardCreate

SetNumber sets the number field.

func (*CardCreate) SetOwner 

func (cc *CardCreate) SetOwner(u *User) *CardCreate

SetOwner sets the owner edge to User.

func (*CardCreate) SetOwnerID 

func (cc *CardCreate) SetOwnerID(id int) *CardCreate

SetOwnerID sets the owner edge to User by id.

type CardDelete 

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

CardDelete is the builder for deleting a Card entity.

func (*CardDelete) Exec 

func (cd *CardDelete) Exec(ctx context.Context) (int, error)

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

func (*CardDelete) ExecX 

func (cd *CardDelete) ExecX(ctx context.Context) int

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

func (*CardDelete) Where 

func (cd *CardDelete) Where(ps ...predicate.Card) *CardDelete

Where adds a new predicate to the delete builder.

type CardDeleteOne 

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

CardDeleteOne is the builder for deleting a single Card entity.

func (*CardDeleteOne) Exec 

func (cdo *CardDeleteOne) Exec(ctx context.Context) error

Exec executes the deletion query.

func (*CardDeleteOne) ExecX 

func (cdo *CardDeleteOne) ExecX(ctx context.Context)

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

type CardEdges 

type CardEdges struct {
	// Owner holds the value of the owner edge.
	Owner *User
	// contains filtered or unexported fields
}

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

func (CardEdges) OwnerOrErr 

func (e CardEdges) OwnerOrErr() (*User, error)

OwnerOrErr returns the Owner value or an error if the edge was not loaded in eager-loading, or loaded but was not found.

type CardGroupBy 

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

CardGroupBy is the builder for group-by Card entities.

func (*CardGroupBy) Aggregate 

func (cgb *CardGroupBy) Aggregate(fns ...Aggregate) *CardGroupBy

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

func (*CardGroupBy) Bools 

func (cgb *CardGroupBy) 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 (*CardGroupBy) BoolsX 

func (cgb *CardGroupBy) BoolsX(ctx context.Context) []bool

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

func (*CardGroupBy) Float64s 

func (cgb *CardGroupBy) 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 (*CardGroupBy) Float64sX 

func (cgb *CardGroupBy) Float64sX(ctx context.Context) []float64

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

func (*CardGroupBy) Ints 

func (cgb *CardGroupBy) 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 (*CardGroupBy) IntsX 

func (cgb *CardGroupBy) IntsX(ctx context.Context) []int

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

func (*CardGroupBy) Scan 

func (cgb *CardGroupBy) Scan(ctx context.Context, v interface{}) error

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

func (*CardGroupBy) ScanX 

func (cgb *CardGroupBy) ScanX(ctx context.Context, v interface{})

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

func (*CardGroupBy) Strings 

func (cgb *CardGroupBy) 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 (*CardGroupBy) StringsX 

func (cgb *CardGroupBy) StringsX(ctx context.Context) []string

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

type CardMutation 

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

CardMutation represents an operation that mutate the Cards nodes in the graph.

func (*CardMutation) AddField 

func (m *CardMutation) 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 (*CardMutation) AddedEdges 

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

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

func (*CardMutation) AddedField 

func (m *CardMutation) 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 (*CardMutation) AddedFields 

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

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

func (*CardMutation) AddedIDs 

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

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

func (*CardMutation) ClearEdge 

func (m *CardMutation) 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 (*CardMutation) ClearField 

func (m *CardMutation) 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 (*CardMutation) ClearName 

func (m *CardMutation) ClearName()

ClearName clears the value of name.

func (*CardMutation) ClearOwner 

func (m *CardMutation) ClearOwner()

ClearOwner clears the owner edge to User.

func (*CardMutation) ClearedEdges 

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

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

func (*CardMutation) ClearedFields 

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

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

func (CardMutation) Client 

func (m CardMutation) 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 (*CardMutation) CreatedAt 

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

CreatedAt returns the created_at value in the mutation.

func (*CardMutation) EdgeCleared 

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

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

func (*CardMutation) Field 

func (m *CardMutation) 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 (*CardMutation) FieldCleared 

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

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

func (*CardMutation) Fields 

func (m *CardMutation) 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 (*CardMutation) ID 

func (m *CardMutation) ID() (id int, 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 (*CardMutation) Name 

func (m *CardMutation) Name() (r string, exists bool)

Name returns the name value in the mutation.

func (*CardMutation) NameCleared 

func (m *CardMutation) NameCleared() bool

NameCleared returns if the field name was cleared in this mutation.

func (*CardMutation) Number 

func (m *CardMutation) Number() (r string, exists bool)

Number returns the number value in the mutation.

func (*CardMutation) Op 

func (m *CardMutation) Op() Op

Op returns the operation name.

func (*CardMutation) OwnerCleared 

func (m *CardMutation) OwnerCleared() bool

OwnerCleared returns if the edge owner was cleared.

func (*CardMutation) OwnerID 

func (m *CardMutation) OwnerID() (id int, exists bool)

OwnerID returns the owner id in the mutation.

func (*CardMutation) OwnerIDs 

func (m *CardMutation) OwnerIDs() (ids []int)

OwnerIDs returns the owner ids in the mutation. Note that ids always returns len(ids) <= 1 for unique edges, and you should use OwnerID instead. It exists only for internal usage by the builders.

func (*CardMutation) RemovedEdges 

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

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

func (*CardMutation) RemovedIDs 

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

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

func (*CardMutation) ResetCreatedAt 

func (m *CardMutation) ResetCreatedAt()

ResetCreatedAt reset all changes of the created_at field.

func (*CardMutation) ResetEdge 

func (m *CardMutation) 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 (*CardMutation) ResetField 

func (m *CardMutation) 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 (*CardMutation) ResetName 

func (m *CardMutation) ResetName()

ResetName reset all changes of the name field.

func (*CardMutation) ResetNumber 

func (m *CardMutation) ResetNumber()

ResetNumber reset all changes of the number field.

func (*CardMutation) ResetOwner 

func (m *CardMutation) ResetOwner()

ResetOwner reset all changes of the owner edge.

func (*CardMutation) SetCreatedAt 

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

SetCreatedAt sets the created_at field.

func (*CardMutation) SetField 

func (m *CardMutation) 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 (*CardMutation) SetName 

func (m *CardMutation) SetName(s string)

SetName sets the name field.

func (*CardMutation) SetNumber 

func (m *CardMutation) SetNumber(s string)

SetNumber sets the number field.

func (*CardMutation) SetOwnerID 

func (m *CardMutation) SetOwnerID(id int)

SetOwnerID sets the owner edge to User by id.

func (CardMutation) Tx 

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

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

func (*CardMutation) Type 

func (m *CardMutation) Type() string

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

type CardQuery 

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

CardQuery is the builder for querying Card entities.

func (*CardQuery) All 

func (cq *CardQuery) All(ctx context.Context) ([]*Card, error)

All executes the query and returns a list of Cards.

func (*CardQuery) AllX 

func (cq *CardQuery) AllX(ctx context.Context) []*Card

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

func (*CardQuery) Clone 

func (cq *CardQuery) Clone() *CardQuery

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 (*CardQuery) Count 

func (cq *CardQuery) Count(ctx context.Context) (int, error)

Count returns the count of the given query.

func (*CardQuery) CountX 

func (cq *CardQuery) CountX(ctx context.Context) int

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

func (*CardQuery) Exist 

func (cq *CardQuery) Exist(ctx context.Context) (bool, error)

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

func (*CardQuery) ExistX 

func (cq *CardQuery) ExistX(ctx context.Context) bool

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

func (*CardQuery) First 

func (cq *CardQuery) First(ctx context.Context) (*Card, error)

First returns the first Card entity in the query. Returns *NotFoundError when no card was found.

func (*CardQuery) FirstID 

func (cq *CardQuery) FirstID(ctx context.Context) (id int, err error)

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

func (*CardQuery) FirstX 

func (cq *CardQuery) FirstX(ctx context.Context) *Card

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

func (*CardQuery) FirstXID 

func (cq *CardQuery) FirstXID(ctx context.Context) int

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

func (*CardQuery) GroupBy 

func (cq *CardQuery) GroupBy(field string, fields ...string) *CardGroupBy

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 {
	Number string `json:"number,omitempty"`
	Count int `json:"count,omitempty"`
}

client.Card.Query().
	GroupBy(card.FieldNumber).
	Aggregate(ent.Count()).
	Scan(ctx, &v)

func (*CardQuery) IDs 

func (cq *CardQuery) IDs(ctx context.Context) ([]int, error)

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

func (*CardQuery) IDsX 

func (cq *CardQuery) IDsX(ctx context.Context) []int

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

func (*CardQuery) Limit 

func (cq *CardQuery) Limit(limit int) *CardQuery

Limit adds a limit step to the query.

func (*CardQuery) Offset 

func (cq *CardQuery) Offset(offset int) *CardQuery

Offset adds an offset step to the query.

func (*CardQuery) Only 

func (cq *CardQuery) Only(ctx context.Context) (*Card, error)

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

func (*CardQuery) OnlyID 

func (cq *CardQuery) OnlyID(ctx context.Context) (id int, err error)

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

func (*CardQuery) OnlyX 

func (cq *CardQuery) OnlyX(ctx context.Context) *Card

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

func (*CardQuery) OnlyXID 

func (cq *CardQuery) OnlyXID(ctx context.Context) int

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

func (*CardQuery) Order 

func (cq *CardQuery) Order(o ...Order) *CardQuery

Order adds an order step to the query.

func (*CardQuery) QueryOwner 

func (cq *CardQuery) QueryOwner() *UserQuery

QueryOwner chains the current query on the owner edge.

func (*CardQuery) Select 

func (cq *CardQuery) Select(field string, fields ...string) *CardSelect

Select one or more fields from the given query.

Example: 

var v []struct {
	Number string `json:"number,omitempty"`
}

client.Card.Query().
	Select(card.FieldNumber).
	Scan(ctx, &v)

func (*CardQuery) Where 

func (cq *CardQuery) Where(ps ...predicate.Card) *CardQuery

Where adds a new predicate for the builder.

func (*CardQuery) WithOwner 

func (cq *CardQuery) WithOwner(opts ...func(*UserQuery)) *CardQuery
WithOwner tells the query-builder to eager-loads the nodes that are connected to

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

type CardSelect 

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

CardSelect is the builder for select fields of Card entities.

func (*CardSelect) Bools 

func (cs *CardSelect) Bools(ctx context.Context) ([]bool, error)

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

func (*CardSelect) BoolsX 

func (cs *CardSelect) BoolsX(ctx context.Context) []bool

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

func (*CardSelect) Float64s 

func (cs *CardSelect) Float64s(ctx context.Context) ([]float64, error)

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

func (*CardSelect) Float64sX 

func (cs *CardSelect) Float64sX(ctx context.Context) []float64

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

func (*CardSelect) Ints 

func (cs *CardSelect) Ints(ctx context.Context) ([]int, error)

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

func (*CardSelect) IntsX 

func (cs *CardSelect) IntsX(ctx context.Context) []int

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

func (*CardSelect) Scan 

func (cs *CardSelect) Scan(ctx context.Context, v interface{}) error

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

func (*CardSelect) ScanX 

func (cs *CardSelect) ScanX(ctx context.Context, v interface{})

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

func (*CardSelect) Strings 

func (cs *CardSelect) Strings(ctx context.Context) ([]string, error)

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

func (*CardSelect) StringsX 

func (cs *CardSelect) StringsX(ctx context.Context) []string

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

type CardUpdate 

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

CardUpdate is the builder for updating Card entities.

func (*CardUpdate) ClearName 

func (cu *CardUpdate) ClearName() *CardUpdate

ClearName clears the value of name.

func (*CardUpdate) ClearOwner 

func (cu *CardUpdate) ClearOwner() *CardUpdate

ClearOwner clears the owner edge to User.

func (*CardUpdate) Exec 

func (cu *CardUpdate) Exec(ctx context.Context) error

Exec executes the query.

func (*CardUpdate) ExecX 

func (cu *CardUpdate) ExecX(ctx context.Context)

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

func (*CardUpdate) Save 

func (cu *CardUpdate) Save(ctx context.Context) (int, error)

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

func (*CardUpdate) SaveX 

func (cu *CardUpdate) SaveX(ctx context.Context) int

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

func (*CardUpdate) SetCreatedAt 

func (cu *CardUpdate) SetCreatedAt(t time.Time) *CardUpdate

SetCreatedAt sets the created_at field.

func (*CardUpdate) SetName 

func (cu *CardUpdate) SetName(s string) *CardUpdate

SetName sets the name field.

func (*CardUpdate) SetNillableCreatedAt 

func (cu *CardUpdate) SetNillableCreatedAt(t *time.Time) *CardUpdate

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

func (*CardUpdate) SetNillableName 

func (cu *CardUpdate) SetNillableName(s *string) *CardUpdate

SetNillableName sets the name field if the given value is not nil.

func (*CardUpdate) SetNillableOwnerID 

func (cu *CardUpdate) SetNillableOwnerID(id *int) *CardUpdate

SetNillableOwnerID sets the owner edge to User by id if the given value is not nil.

func (*CardUpdate) SetOwner 

func (cu *CardUpdate) SetOwner(u *User) *CardUpdate

SetOwner sets the owner edge to User.

func (*CardUpdate) SetOwnerID 

func (cu *CardUpdate) SetOwnerID(id int) *CardUpdate

SetOwnerID sets the owner edge to User by id.

func (*CardUpdate) Where 

func (cu *CardUpdate) Where(ps ...predicate.Card) *CardUpdate

Where adds a new predicate for the builder.

type CardUpdateOne 

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

CardUpdateOne is the builder for updating a single Card entity.

func (*CardUpdateOne) ClearName 

func (cuo *CardUpdateOne) ClearName() *CardUpdateOne

ClearName clears the value of name.

func (*CardUpdateOne) ClearOwner 

func (cuo *CardUpdateOne) ClearOwner() *CardUpdateOne

ClearOwner clears the owner edge to User.

func (*CardUpdateOne) Exec 

func (cuo *CardUpdateOne) Exec(ctx context.Context) error

Exec executes the query on the entity.

func (*CardUpdateOne) ExecX 

func (cuo *CardUpdateOne) ExecX(ctx context.Context)

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

func (*CardUpdateOne) Save 

func (cuo *CardUpdateOne) Save(ctx context.Context) (*Card, error)

Save executes the query and returns the updated entity.

func (*CardUpdateOne) SaveX 

func (cuo *CardUpdateOne) SaveX(ctx context.Context) *Card

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

func (*CardUpdateOne) SetCreatedAt 

func (cuo *CardUpdateOne) SetCreatedAt(t time.Time) *CardUpdateOne

SetCreatedAt sets the created_at field.

func (*CardUpdateOne) SetName 

func (cuo *CardUpdateOne) SetName(s string) *CardUpdateOne

SetName sets the name field.

func (*CardUpdateOne) SetNillableCreatedAt 

func (cuo *CardUpdateOne) SetNillableCreatedAt(t *time.Time) *CardUpdateOne

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

func (*CardUpdateOne) SetNillableName 

func (cuo *CardUpdateOne) SetNillableName(s *string) *CardUpdateOne

SetNillableName sets the name field if the given value is not nil.

func (*CardUpdateOne) SetNillableOwnerID 

func (cuo *CardUpdateOne) SetNillableOwnerID(id *int) *CardUpdateOne

SetNillableOwnerID sets the owner edge to User by id if the given value is not nil.

func (*CardUpdateOne) SetOwner 

func (cuo *CardUpdateOne) SetOwner(u *User) *CardUpdateOne

SetOwner sets the owner edge to User.

func (*CardUpdateOne) SetOwnerID 

func (cuo *CardUpdateOne) SetOwnerID(id int) *CardUpdateOne

SetOwnerID sets the owner edge to User by id.

type Cards 

type Cards []*Card

Cards is a parsable slice of Card.

type Client 

type Client struct {

	// Schema is the client for creating, migrating and dropping schema.
	Schema *migrate.Schema
	// Card is the client for interacting with the Card builders.
	Card *CardClient
	// User is the client for interacting with the User builders.
	User *UserClient
	// 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 connection to the database specified by the driver name and a driver-specific data source name, and returns a new client attached to it. Optional parameters can be added for configuring the client.

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().
	Card.
	Query().
	Count(ctx)

func (*Client) Tx 

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

Tx returns a new transactional client.

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 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 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 Order 

type Order func(*sql.Selector)

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

func Asc 

func Asc(fields ...string) Order

Asc applies the given fields in ASC order.

func Desc 

func Desc(fields ...string) Order

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 Tx 

type Tx struct {

	// Card is the client for interacting with the Card builders.
	Card *CardClient
	// User is the client for interacting with the User builders.
	User *UserClient
	// 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 func(error))

OnCommit adds a function to call on commit.

func (*Tx) OnRollback 

func (tx *Tx) OnRollback(f func(error))

OnRollback adds a function to call on rollback.

func (*Tx) Rollback 

func (tx *Tx) Rollback() error

Rollback rollbacks the transaction.

type User 

type User struct {

	// ID of the ent.
	ID int `json:"id,omitempty"`
	// Name holds the value of the "name" field.
	Name string `json:"name,omitempty"`
	// Edges holds the relations/edges for other nodes in the graph.
	// The values are being populated by the UserQuery when eager-loading is set.
	Edges UserEdges `json:"edges"`
	// contains filtered or unexported fields
}

User is the model entity for the User schema.

func (*User) QueryBestFriend 

func (u *User) QueryBestFriend() *UserQuery

QueryBestFriend queries the best_friend edge of the User.

func (*User) QueryCards 

func (u *User) QueryCards() *CardQuery

QueryCards queries the cards edge of the User.

func (*User) QueryFriends 

func (u *User) QueryFriends() *UserQuery

QueryFriends queries the friends edge of the User.

func (*User) String 

func (u *User) String() string

String implements the fmt.Stringer.

func (*User) Unwrap 

func (u *User) Unwrap() *User

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 (*User) Update 

func (u *User) Update() *UserUpdateOne

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

type UserClient 

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

UserClient is a client for the User schema.

func NewUserClient 

func NewUserClient(c config) *UserClient

NewUserClient returns a client for the User from the given config.

func (*UserClient) Create 

func (c *UserClient) Create() *UserCreate

Create returns a create builder for User.

func (*UserClient) Delete 

func (c *UserClient) Delete() *UserDelete

Delete returns a delete builder for User.

func (*UserClient) DeleteOne 

func (c *UserClient) DeleteOne(u *User) *UserDeleteOne

DeleteOne returns a delete builder for the given entity.

func (*UserClient) DeleteOneID 

func (c *UserClient) DeleteOneID(id int) *UserDeleteOne

DeleteOneID returns a delete builder for the given id.

func (*UserClient) Get 

func (c *UserClient) Get(ctx context.Context, id int) (*User, error)

Get returns a User entity by its id.

func (*UserClient) GetX 

func (c *UserClient) GetX(ctx context.Context, id int) *User

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

func (*UserClient) Hooks 

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

Hooks returns the client hooks.

func (*UserClient) Query 

func (c *UserClient) Query() *UserQuery

Create returns a query builder for User.

func (*UserClient) QueryBestFriend 

func (c *UserClient) QueryBestFriend(u *User) *UserQuery

QueryBestFriend queries the best_friend edge of a User.

func (*UserClient) QueryCards 

func (c *UserClient) QueryCards(u *User) *CardQuery

QueryCards queries the cards edge of a User.

func (*UserClient) QueryFriends 

func (c *UserClient) QueryFriends(u *User) *UserQuery

QueryFriends queries the friends edge of a User.

func (*UserClient) Update 

func (c *UserClient) Update() *UserUpdate

Update returns an update builder for User.

func (*UserClient) UpdateOne 

func (c *UserClient) UpdateOne(u *User) *UserUpdateOne

UpdateOne returns an update builder for the given entity.

func (*UserClient) UpdateOneID 

func (c *UserClient) UpdateOneID(id int) *UserUpdateOne

UpdateOneID returns an update builder for the given id.

func (*UserClient) Use 

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

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

type UserCreate 

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

UserCreate is the builder for creating a User entity.

func (*UserCreate) AddCardIDs 

func (uc *UserCreate) AddCardIDs(ids ...int) *UserCreate

AddCardIDs adds the cards edge to Card by ids.

func (*UserCreate) AddCards 

func (uc *UserCreate) AddCards(c ...*Card) *UserCreate

AddCards adds the cards edges to Card.

func (*UserCreate) AddFriendIDs 

func (uc *UserCreate) AddFriendIDs(ids ...int) *UserCreate

AddFriendIDs adds the friends edge to User by ids.

func (*UserCreate) AddFriends 

func (uc *UserCreate) AddFriends(u ...*User) *UserCreate

AddFriends adds the friends edges to User.

func (*UserCreate) Save 

func (uc *UserCreate) Save(ctx context.Context) (*User, error)

Save creates the User in the database.

func (*UserCreate) SaveX 

func (uc *UserCreate) SaveX(ctx context.Context) *User

SaveX calls Save and panics if Save returns an error.

func (*UserCreate) SetBestFriend 

func (uc *UserCreate) SetBestFriend(u *User) *UserCreate

SetBestFriend sets the best_friend edge to User.

func (*UserCreate) SetBestFriendID 

func (uc *UserCreate) SetBestFriendID(id int) *UserCreate

SetBestFriendID sets the best_friend edge to User by id.

func (*UserCreate) SetName 

func (uc *UserCreate) SetName(s string) *UserCreate

SetName sets the name field.

func (*UserCreate) SetNillableBestFriendID 

func (uc *UserCreate) SetNillableBestFriendID(id *int) *UserCreate

SetNillableBestFriendID sets the best_friend edge to User by id if the given value is not nil.

type UserDelete 

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

UserDelete is the builder for deleting a User entity.

func (*UserDelete) Exec 

func (ud *UserDelete) Exec(ctx context.Context) (int, error)

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

func (*UserDelete) ExecX 

func (ud *UserDelete) ExecX(ctx context.Context) int

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

func (*UserDelete) Where 

func (ud *UserDelete) Where(ps ...predicate.User) *UserDelete

Where adds a new predicate to the delete builder.

type UserDeleteOne 

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

UserDeleteOne is the builder for deleting a single User entity.

func (*UserDeleteOne) Exec 

func (udo *UserDeleteOne) Exec(ctx context.Context) error

Exec executes the deletion query.

func (*UserDeleteOne) ExecX 

func (udo *UserDeleteOne) ExecX(ctx context.Context)

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

type UserEdges 

type UserEdges struct {
	// Cards holds the value of the cards edge.
	Cards []*Card
	// Friends holds the value of the friends edge.
	Friends []*User
	// BestFriend holds the value of the best_friend edge.
	BestFriend *User
	// contains filtered or unexported fields
}

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

func (UserEdges) BestFriendOrErr 

func (e UserEdges) BestFriendOrErr() (*User, error)

BestFriendOrErr returns the BestFriend value or an error if the edge was not loaded in eager-loading, or loaded but was not found.

func (UserEdges) CardsOrErr 

func (e UserEdges) CardsOrErr() ([]*Card, error)

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

func (UserEdges) FriendsOrErr 

func (e UserEdges) FriendsOrErr() ([]*User, error)

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

type UserGroupBy 

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

UserGroupBy is the builder for group-by User entities.

func (*UserGroupBy) Aggregate 

func (ugb *UserGroupBy) Aggregate(fns ...Aggregate) *UserGroupBy

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

func (*UserGroupBy) Bools 

func (ugb *UserGroupBy) 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 (*UserGroupBy) BoolsX 

func (ugb *UserGroupBy) BoolsX(ctx context.Context) []bool

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

func (*UserGroupBy) Float64s 

func (ugb *UserGroupBy) 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 (*UserGroupBy) Float64sX 

func (ugb *UserGroupBy) Float64sX(ctx context.Context) []float64

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

func (*UserGroupBy) Ints 

func (ugb *UserGroupBy) 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 (*UserGroupBy) IntsX 

func (ugb *UserGroupBy) IntsX(ctx context.Context) []int

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

func (*UserGroupBy) Scan 

func (ugb *UserGroupBy) Scan(ctx context.Context, v interface{}) error

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

func (*UserGroupBy) ScanX 

func (ugb *UserGroupBy) ScanX(ctx context.Context, v interface{})

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

func (*UserGroupBy) Strings 

func (ugb *UserGroupBy) 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 (*UserGroupBy) StringsX 

func (ugb *UserGroupBy) StringsX(ctx context.Context) []string

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

type UserMutation 

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

UserMutation represents an operation that mutate the Users nodes in the graph.

func (*UserMutation) AddCardIDs 

func (m *UserMutation) AddCardIDs(ids ...int)

AddCardIDs adds the cards edge to Card by ids.

func (*UserMutation) AddField 

func (m *UserMutation) 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 (*UserMutation) AddFriendIDs 

func (m *UserMutation) AddFriendIDs(ids ...int)

AddFriendIDs adds the friends edge to User by ids.

func (*UserMutation) AddedEdges 

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

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

func (*UserMutation) AddedField 

func (m *UserMutation) 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 (*UserMutation) AddedFields 

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

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

func (*UserMutation) AddedIDs 

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

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

func (*UserMutation) BestFriendCleared 

func (m *UserMutation) BestFriendCleared() bool

BestFriendCleared returns if the edge best_friend was cleared.

func (*UserMutation) BestFriendID 

func (m *UserMutation) BestFriendID() (id int, exists bool)

BestFriendID returns the best_friend id in the mutation.

func (*UserMutation) BestFriendIDs 

func (m *UserMutation) BestFriendIDs() (ids []int)

BestFriendIDs returns the best_friend ids in the mutation. Note that ids always returns len(ids) <= 1 for unique edges, and you should use BestFriendID instead. It exists only for internal usage by the builders.

func (*UserMutation) CardsIDs 

func (m *UserMutation) CardsIDs() (ids []int)

CardsIDs returns the cards ids in the mutation.

func (*UserMutation) ClearBestFriend 

func (m *UserMutation) ClearBestFriend()

ClearBestFriend clears the best_friend edge to User.

func (*UserMutation) ClearEdge 

func (m *UserMutation) 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 (*UserMutation) ClearField 

func (m *UserMutation) 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 (*UserMutation) ClearedEdges 

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

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

func (*UserMutation) ClearedFields 

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

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

func (UserMutation) Client 

func (m UserMutation) 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 (*UserMutation) EdgeCleared 

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

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

func (*UserMutation) Field 

func (m *UserMutation) 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 (*UserMutation) FieldCleared 

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

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

func (*UserMutation) Fields 

func (m *UserMutation) 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 (*UserMutation) FriendsIDs 

func (m *UserMutation) FriendsIDs() (ids []int)

FriendsIDs returns the friends ids in the mutation.

func (*UserMutation) ID 

func (m *UserMutation) ID() (id int, 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 (*UserMutation) Name 

func (m *UserMutation) Name() (r string, exists bool)

Name returns the name value in the mutation.

func (*UserMutation) Op 

func (m *UserMutation) Op() Op

Op returns the operation name.

func (*UserMutation) RemoveCardIDs 

func (m *UserMutation) RemoveCardIDs(ids ...int)

RemoveCardIDs removes the cards edge to Card by ids.

func (*UserMutation) RemoveFriendIDs 

func (m *UserMutation) RemoveFriendIDs(ids ...int)

RemoveFriendIDs removes the friends edge to User by ids.

func (*UserMutation) RemovedCardsIDs 

func (m *UserMutation) RemovedCardsIDs() (ids []int)

RemovedCards returns the removed ids of cards.

func (*UserMutation) RemovedEdges 

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

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

func (*UserMutation) RemovedFriendsIDs 

func (m *UserMutation) RemovedFriendsIDs() (ids []int)

RemovedFriends returns the removed ids of friends.

func (*UserMutation) RemovedIDs 

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

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

func (*UserMutation) ResetBestFriend 

func (m *UserMutation) ResetBestFriend()

ResetBestFriend reset all changes of the best_friend edge.

func (*UserMutation) ResetCards 

func (m *UserMutation) ResetCards()

ResetCards reset all changes of the cards edge.

func (*UserMutation) ResetEdge 

func (m *UserMutation) 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 (*UserMutation) ResetField 

func (m *UserMutation) 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 (*UserMutation) ResetFriends 

func (m *UserMutation) ResetFriends()

ResetFriends reset all changes of the friends edge.

func (*UserMutation) ResetName 

func (m *UserMutation) ResetName()

ResetName reset all changes of the name field.

func (*UserMutation) SetBestFriendID 

func (m *UserMutation) SetBestFriendID(id int)

SetBestFriendID sets the best_friend edge to User by id.

func (*UserMutation) SetField 

func (m *UserMutation) 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 (*UserMutation) SetName 

func (m *UserMutation) SetName(s string)

SetName sets the name field.

func (UserMutation) Tx 

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

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

func (*UserMutation) Type 

func (m *UserMutation) Type() string

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

type UserQuery 

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

UserQuery is the builder for querying User entities.

func (*UserQuery) All 

func (uq *UserQuery) All(ctx context.Context) ([]*User, error)

All executes the query and returns a list of Users.

func (*UserQuery) AllX 

func (uq *UserQuery) AllX(ctx context.Context) []*User

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

func (*UserQuery) Clone 

func (uq *UserQuery) Clone() *UserQuery

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 (*UserQuery) Count 

func (uq *UserQuery) Count(ctx context.Context) (int, error)

Count returns the count of the given query.

func (*UserQuery) CountX 

func (uq *UserQuery) CountX(ctx context.Context) int

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

func (*UserQuery) Exist 

func (uq *UserQuery) Exist(ctx context.Context) (bool, error)

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

func (*UserQuery) ExistX 

func (uq *UserQuery) ExistX(ctx context.Context) bool

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

func (*UserQuery) First 

func (uq *UserQuery) First(ctx context.Context) (*User, error)

First returns the first User entity in the query. Returns *NotFoundError when no user was found.

func (*UserQuery) FirstID 

func (uq *UserQuery) FirstID(ctx context.Context) (id int, err error)

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

func (*UserQuery) FirstX 

func (uq *UserQuery) FirstX(ctx context.Context) *User

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

func (*UserQuery) FirstXID 

func (uq *UserQuery) FirstXID(ctx context.Context) int

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

func (*UserQuery) GroupBy 

func (uq *UserQuery) GroupBy(field string, fields ...string) *UserGroupBy

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 {
	Name string `json:"name,omitempty"`
	Count int `json:"count,omitempty"`
}

client.User.Query().
	GroupBy(user.FieldName).
	Aggregate(ent.Count()).
	Scan(ctx, &v)

func (*UserQuery) IDs 

func (uq *UserQuery) IDs(ctx context.Context) ([]int, error)

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

func (*UserQuery) IDsX 

func (uq *UserQuery) IDsX(ctx context.Context) []int

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

func (*UserQuery) Limit 

func (uq *UserQuery) Limit(limit int) *UserQuery

Limit adds a limit step to the query.

func (*UserQuery) Offset 

func (uq *UserQuery) Offset(offset int) *UserQuery

Offset adds an offset step to the query.

func (*UserQuery) Only 

func (uq *UserQuery) Only(ctx context.Context) (*User, error)

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

func (*UserQuery) OnlyID 

func (uq *UserQuery) OnlyID(ctx context.Context) (id int, err error)

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

func (*UserQuery) OnlyX 

func (uq *UserQuery) OnlyX(ctx context.Context) *User

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

func (*UserQuery) OnlyXID 

func (uq *UserQuery) OnlyXID(ctx context.Context) int

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

func (*UserQuery) Order 

func (uq *UserQuery) Order(o ...Order) *UserQuery

Order adds an order step to the query.

func (*UserQuery) QueryBestFriend 

func (uq *UserQuery) QueryBestFriend() *UserQuery

QueryBestFriend chains the current query on the best_friend edge.

func (*UserQuery) QueryCards 

func (uq *UserQuery) QueryCards() *CardQuery

QueryCards chains the current query on the cards edge.

func (*UserQuery) QueryFriends 

func (uq *UserQuery) QueryFriends() *UserQuery

QueryFriends chains the current query on the friends edge.

func (*UserQuery) Select 

func (uq *UserQuery) Select(field string, fields ...string) *UserSelect

Select one or more fields from the given query.

Example: 

var v []struct {
	Name string `json:"name,omitempty"`
}

client.User.Query().
	Select(user.FieldName).
	Scan(ctx, &v)

func (*UserQuery) Where 

func (uq *UserQuery) Where(ps ...predicate.User) *UserQuery

Where adds a new predicate for the builder.

func (*UserQuery) WithBestFriend 

func (uq *UserQuery) WithBestFriend(opts ...func(*UserQuery)) *UserQuery
WithBestFriend tells the query-builder to eager-loads the nodes that are connected to

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

func (*UserQuery) WithCards 

func (uq *UserQuery) WithCards(opts ...func(*CardQuery)) *UserQuery
WithCards tells the query-builder to eager-loads the nodes that are connected to

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

func (*UserQuery) WithFriends 

func (uq *UserQuery) WithFriends(opts ...func(*UserQuery)) *UserQuery
WithFriends tells the query-builder to eager-loads the nodes that are connected to

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

type UserSelect 

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

UserSelect is the builder for select fields of User entities.

func (*UserSelect) Bools 

func (us *UserSelect) Bools(ctx context.Context) ([]bool, error)

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

func (*UserSelect) BoolsX 

func (us *UserSelect) BoolsX(ctx context.Context) []bool

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

func (*UserSelect) Float64s 

func (us *UserSelect) Float64s(ctx context.Context) ([]float64, error)

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

func (*UserSelect) Float64sX 

func (us *UserSelect) Float64sX(ctx context.Context) []float64

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

func (*UserSelect) Ints 

func (us *UserSelect) Ints(ctx context.Context) ([]int, error)

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

func (*UserSelect) IntsX 

func (us *UserSelect) IntsX(ctx context.Context) []int

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

func (*UserSelect) Scan 

func (us *UserSelect) Scan(ctx context.Context, v interface{}) error

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

func (*UserSelect) ScanX 

func (us *UserSelect) ScanX(ctx context.Context, v interface{})

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

func (*UserSelect) Strings 

func (us *UserSelect) Strings(ctx context.Context) ([]string, error)

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

func (*UserSelect) StringsX 

func (us *UserSelect) StringsX(ctx context.Context) []string

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

type UserUpdate 

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

UserUpdate is the builder for updating User entities.

func (*UserUpdate) AddCardIDs 

func (uu *UserUpdate) AddCardIDs(ids ...int) *UserUpdate

AddCardIDs adds the cards edge to Card by ids.

func (*UserUpdate) AddCards 

func (uu *UserUpdate) AddCards(c ...*Card) *UserUpdate

AddCards adds the cards edges to Card.

func (*UserUpdate) AddFriendIDs 

func (uu *UserUpdate) AddFriendIDs(ids ...int) *UserUpdate

AddFriendIDs adds the friends edge to User by ids.

func (*UserUpdate) AddFriends 

func (uu *UserUpdate) AddFriends(u ...*User) *UserUpdate

AddFriends adds the friends edges to User.

func (*UserUpdate) ClearBestFriend 

func (uu *UserUpdate) ClearBestFriend() *UserUpdate

ClearBestFriend clears the best_friend edge to User.

func (*UserUpdate) Exec 

func (uu *UserUpdate) Exec(ctx context.Context) error

Exec executes the query.

func (*UserUpdate) ExecX 

func (uu *UserUpdate) ExecX(ctx context.Context)

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

func (*UserUpdate) RemoveCardIDs 

func (uu *UserUpdate) RemoveCardIDs(ids ...int) *UserUpdate

RemoveCardIDs removes the cards edge to Card by ids.

func (*UserUpdate) RemoveCards 

func (uu *UserUpdate) RemoveCards(c ...*Card) *UserUpdate

RemoveCards removes cards edges to Card.

func (*UserUpdate) RemoveFriendIDs 

func (uu *UserUpdate) RemoveFriendIDs(ids ...int) *UserUpdate

RemoveFriendIDs removes the friends edge to User by ids.

func (*UserUpdate) RemoveFriends 

func (uu *UserUpdate) RemoveFriends(u ...*User) *UserUpdate

RemoveFriends removes friends edges to User.

func (*UserUpdate) Save 

func (uu *UserUpdate) Save(ctx context.Context) (int, error)

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

func (*UserUpdate) SaveX 

func (uu *UserUpdate) SaveX(ctx context.Context) int

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

func (*UserUpdate) SetBestFriend 

func (uu *UserUpdate) SetBestFriend(u *User) *UserUpdate

SetBestFriend sets the best_friend edge to User.

func (*UserUpdate) SetBestFriendID 

func (uu *UserUpdate) SetBestFriendID(id int) *UserUpdate

SetBestFriendID sets the best_friend edge to User by id.

func (*UserUpdate) SetName 

func (uu *UserUpdate) SetName(s string) *UserUpdate

SetName sets the name field.

func (*UserUpdate) SetNillableBestFriendID 

func (uu *UserUpdate) SetNillableBestFriendID(id *int) *UserUpdate

SetNillableBestFriendID sets the best_friend edge to User by id if the given value is not nil.

func (*UserUpdate) Where 

func (uu *UserUpdate) Where(ps ...predicate.User) *UserUpdate

Where adds a new predicate for the builder.

type UserUpdateOne 

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

UserUpdateOne is the builder for updating a single User entity.

func (*UserUpdateOne) AddCardIDs 

func (uuo *UserUpdateOne) AddCardIDs(ids ...int) *UserUpdateOne

AddCardIDs adds the cards edge to Card by ids.

func (*UserUpdateOne) AddCards 

func (uuo *UserUpdateOne) AddCards(c ...*Card) *UserUpdateOne

AddCards adds the cards edges to Card.

func (*UserUpdateOne) AddFriendIDs 

func (uuo *UserUpdateOne) AddFriendIDs(ids ...int) *UserUpdateOne

AddFriendIDs adds the friends edge to User by ids.

func (*UserUpdateOne) AddFriends 

func (uuo *UserUpdateOne) AddFriends(u ...*User) *UserUpdateOne

AddFriends adds the friends edges to User.

func (*UserUpdateOne) ClearBestFriend 

func (uuo *UserUpdateOne) ClearBestFriend() *UserUpdateOne

ClearBestFriend clears the best_friend edge to User.

func (*UserUpdateOne) Exec 

func (uuo *UserUpdateOne) Exec(ctx context.Context) error

Exec executes the query on the entity.

func (*UserUpdateOne) ExecX 

func (uuo *UserUpdateOne) ExecX(ctx context.Context)

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

func (*UserUpdateOne) RemoveCardIDs 

func (uuo *UserUpdateOne) RemoveCardIDs(ids ...int) *UserUpdateOne

RemoveCardIDs removes the cards edge to Card by ids.

func (*UserUpdateOne) RemoveCards 

func (uuo *UserUpdateOne) RemoveCards(c ...*Card) *UserUpdateOne

RemoveCards removes cards edges to Card.

func (*UserUpdateOne) RemoveFriendIDs 

func (uuo *UserUpdateOne) RemoveFriendIDs(ids ...int) *UserUpdateOne

RemoveFriendIDs removes the friends edge to User by ids.

func (*UserUpdateOne) RemoveFriends 

func (uuo *UserUpdateOne) RemoveFriends(u ...*User) *UserUpdateOne

RemoveFriends removes friends edges to User.

func (*UserUpdateOne) Save 

func (uuo *UserUpdateOne) Save(ctx context.Context) (*User, error)

Save executes the query and returns the updated entity.

func (*UserUpdateOne) SaveX 

func (uuo *UserUpdateOne) SaveX(ctx context.Context) *User

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

func (*UserUpdateOne) SetBestFriend 

func (uuo *UserUpdateOne) SetBestFriend(u *User) *UserUpdateOne

SetBestFriend sets the best_friend edge to User.

func (*UserUpdateOne) SetBestFriendID 

func (uuo *UserUpdateOne) SetBestFriendID(id int) *UserUpdateOne

SetBestFriendID sets the best_friend edge to User by id.

func (*UserUpdateOne) SetName 

func (uuo *UserUpdateOne) SetName(s string) *UserUpdateOne

SetName sets the name field.

func (*UserUpdateOne) SetNillableBestFriendID 

func (uuo *UserUpdateOne) SetNillableBestFriendID(id *int) *UserUpdateOne

SetNillableBestFriendID sets the best_friend edge to User by id if the given value is not nil.

type Users 

type Users []*User

Users is a parsable slice of User.

type Value 

type Value = ent.Value

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

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