ent

package
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 Go to latest Published: May 18, 2023 License: MIT Imports: 27 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.
	TypeTodo = "Todo"
)

Variables

View Source 
var (
	// TodoOrderFieldText orders Todo by text.
	TodoOrderFieldText = &TodoOrderField{
		Value: func(t *Todo) (ent.Value, error) {
			return t.Text, nil
		},
		column: todo.FieldText,
		toTerm: todo.ByText,
		toCursor: func(t *Todo) Cursor {
			return Cursor{
				ID:    t.ID,
				Value: t.Text,
			}
		},
	}
	// TodoOrderFieldStatus orders Todo by status.
	TodoOrderFieldStatus = &TodoOrderField{
		Value: func(t *Todo) (ent.Value, error) {
			return t.Status, nil
		},
		column: todo.FieldStatus,
		toTerm: todo.ByStatus,
		toCursor: func(t *Todo) Cursor {
			return Cursor{
				ID:    t.ID,
				Value: t.Status,
			}
		},
	}
	// TodoOrderFieldPriority orders Todo by priority.
	TodoOrderFieldPriority = &TodoOrderField{
		Value: func(t *Todo) (ent.Value, error) {
			return t.Priority, nil
		},
		column: todo.FieldPriority,
		toTerm: todo.ByPriority,
		toCursor: func(t *Todo) Cursor {
			return Cursor{
				ID:    t.ID,
				Value: t.Priority,
			}
		},
	}
	// TodoOrderFieldParentPriority orders by PARENT_PRIORITY.
	TodoOrderFieldParentPriority = &TodoOrderField{
		Value: func(t *Todo) (ent.Value, error) {
			return t.Value("parent_priority")
		},
		column: "parent_priority",
		toTerm: func(opts ...sql.OrderTermOption) todo.OrderOption {
			return todo.ByParentField(
				todo.FieldPriority,
				append(opts, sql.OrderSelectAs("parent_priority"))...,
			)
		},
		toCursor: func(t *Todo) Cursor {
			cv, _ := t.Value("parent_priority")
			return Cursor{
				ID:    t.ID,
				Value: cv,
			}
		},
	}
)
View Source 
var DefaultTodoOrder = &TodoOrder{
	Direction: entgql.OrderDirectionAsc,
	Field: &TodoOrderField{
		Value: func(t *Todo) (ent.Value, error) {
			return t.ID, nil
		},
		column: todo.FieldID,
		toTerm: todo.ByID,
		toCursor: func(t *Todo) Cursor {
			return Cursor{ID: t.ID}
		},
	},
}

DefaultTodoOrder is the default ordering of Todo.

View Source 
var ErrEmptyTodoWhereInput = errors.New("ent: empty predicate TodoWhereInput")

ErrEmptyTodoWhereInput is returned in case the TodoWhereInput is empty.

Functions

func Asc 

func Asc(fields ...string) func(*sql.Selector)

Asc applies the given fields in ASC order.

func Desc 

func Desc(fields ...string) func(*sql.Selector)

Desc applies the given fields in DESC order.

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 validation error.

func MaskNotFound 

func MaskNotFound(err error) error

MaskNotFound masks not 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 Tx attached.

func OpenTxFromContext 

func OpenTxFromContext(ctx context.Context) (context.Context, driver.Tx, error)

OpenTxFromContext open transactions from client stored in context.

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(ent.As(ent.Sum(field1), "sum_field1"), (ent.As(ent.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 Client 

type Client struct {

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

Client is the client that holds all ent builders.

func FromContext 

func FromContext(ctx context.Context) *Client

FromContext returns a Client stored inside 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 specified 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().
	Todo.
	Query().
	Count(ctx)

func (*Client) Intercept 

func (c *Client) Intercept(interceptors ...Interceptor)

Intercept adds the query interceptors to all the entity clients. In order to add interceptors to a specific client, call: `client.Node.Intercept(...)`.

func (*Client) Mutate 

func (c *Client) Mutate(ctx context.Context, m Mutation) (Value, error)

Mutate implements the ent.Mutator interface.

func (*Client) Noder 

func (c *Client) Noder(ctx context.Context, id xid.ID, opts ...NodeOption) (_ Noder, err error)

Noder returns a Node by its id. If the NodeType was not provided, it will be derived from the id value according to the universal-id configuration. 

c.Noder(ctx, id)
c.Noder(ctx, id, ent.WithNodeType(typeResolver))

func (*Client) Noders 

func (c *Client) Noders(ctx context.Context, ids []xid.ID, opts ...NodeOption) ([]Noder, error)

func (*Client) OpenTx 

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

OpenTx opens a transaction and returns a transactional context along with the created transaction.

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(ctx 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 Commit 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 CreateTodoInput 

type CreateTodoInput struct {
	CreatedAt *time.Time
	UpdatedAt *time.Time
	Text      string
	Status    todo.Status
	Priority  *int
	ParentID  *xid.ID
	ChildIDs  []xid.ID
}

CreateTodoInput represents a mutation input for creating todos.

func (*CreateTodoInput) Mutate 

func (i *CreateTodoInput) Mutate(m *TodoMutation)

Mutate applies the CreateTodoInput on the TodoMutation builder.

type Cursor 

type Cursor = entgql.Cursor[xid.ID]

Common entgql types.

type Hook 

type Hook = ent.Hook

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

type InterceptFunc 

type InterceptFunc = ent.InterceptFunc

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

type Interceptor 

type Interceptor = ent.Interceptor

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

type MutateFunc 

type MutateFunc = ent.MutateFunc

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

type Mutation 

type Mutation = ent.Mutation

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

type Mutator 

type Mutator = ent.Mutator

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

type NodeOption 

type NodeOption func(*nodeOptions)

NodeOption allows configuring the Noder execution using functional options.

func WithFixedNodeType 

func WithFixedNodeType(t string) NodeOption

WithFixedNodeType sets the Type of the node to a fixed value.

func WithNodeType 

func WithNodeType(f func(context.Context, xid.ID) (string, error)) NodeOption

WithNodeType sets the node Type resolver function (i.e. the table to query). If was not provided, the table will be derived from the universal-id configuration as described in: https://entgo.io/docs/migrate/#universal-ids.

type Noder 

type Noder interface {
	IsNode()
}

Noder wraps the basic Node method.

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 conflicts 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(...any)) Option

Log sets the logging function for debug mode.

type OrderDirection 

type OrderDirection = entgql.OrderDirection

Common entgql types.

type OrderFunc 

type OrderFunc func(*sql.Selector)

OrderFunc applies an ordering on the sql selector. Deprecated: Use Asc/Desc functions or the package builders instead.

type PageInfo 

type PageInfo = entgql.PageInfo[xid.ID]

Common entgql types.

type Policy 

type Policy = ent.Policy

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

type Querier 

type Querier = ent.Querier

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

type QuerierFunc 

type QuerierFunc = ent.QuerierFunc

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

type Query 

type Query = ent.Query

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

type QueryContext 

type QueryContext = ent.QueryContext

ent aliases to avoid import conflicts 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(ctx 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 Rollback method.

type Todo 

type Todo struct {

	// ID of the ent.
	ID xid.ID `json:"id,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"`
	// Text holds the value of the "text" field.
	Text string `json:"text,omitempty"`
	// Status holds the value of the "status" field.
	Status todo.Status `json:"status,omitempty"`
	// Priority holds the value of the "priority" field.
	Priority int `json:"priority,omitempty"`
	// Edges holds the relations/edges for other nodes in the graph.
	// The values are being populated by the TodoQuery when eager-loading is set.
	Edges TodoEdges `json:"edges"`
	// contains filtered or unexported fields
}

Todo is the model entity for the Todo schema.

func (*Todo) Children 

func (t *Todo) Children(ctx context.Context) (result []*Todo, err error)

func (*Todo) IsNode 

func (*Todo) IsNode()

IsNode implements the Node interface check for GQLGen.

func (*Todo) NamedChildren 

func (t *Todo) NamedChildren(name string) ([]*Todo, error)

NamedChildren returns the Children named value or an error if the edge was not loaded in eager-loading with this name.

func (*Todo) Parent 

func (t *Todo) Parent(ctx context.Context) (*Todo, error)

func (*Todo) QueryChildren 

func (t *Todo) QueryChildren() *TodoQuery

QueryChildren queries the "children" edge of the Todo entity.

func (*Todo) QueryParent 

func (t *Todo) QueryParent() *TodoQuery

QueryParent queries the "parent" edge of the Todo entity.

func (*Todo) String 

func (t *Todo) String() string

String implements the fmt.Stringer.

func (*Todo) ToEdge 

func (t *Todo) ToEdge(order *TodoOrder) *TodoEdge

ToEdge converts Todo into TodoEdge.

func (*Todo) Unwrap 

func (t *Todo) Unwrap() *Todo

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

func (*Todo) Update 

func (t *Todo) Update() *TodoUpdateOne

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

func (*Todo) Value 

func (t *Todo) Value(name string) (ent.Value, error)

Value returns the ent.Value that was dynamically selected and assigned to the Todo. This includes values selected through modifiers, order, etc.

type TodoClient 

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

TodoClient is a client for the Todo schema.

func NewTodoClient 

func NewTodoClient(c config) *TodoClient

NewTodoClient returns a client for the Todo from the given config.

func (*TodoClient) Create 

func (c *TodoClient) Create() *TodoCreate

Create returns a builder for creating a Todo entity.

func (*TodoClient) CreateBulk 

func (c *TodoClient) CreateBulk(builders ...*TodoCreate) *TodoCreateBulk

CreateBulk returns a builder for creating a bulk of Todo entities.

func (*TodoClient) Delete 

func (c *TodoClient) Delete() *TodoDelete

Delete returns a delete builder for Todo.

func (*TodoClient) DeleteOne 

func (c *TodoClient) DeleteOne(t *Todo) *TodoDeleteOne

DeleteOne returns a builder for deleting the given entity.

func (*TodoClient) DeleteOneID 

func (c *TodoClient) DeleteOneID(id xid.ID) *TodoDeleteOne

DeleteOneID returns a builder for deleting the given entity by its id.

func (*TodoClient) Get 

func (c *TodoClient) Get(ctx context.Context, id xid.ID) (*Todo, error)

Get returns a Todo entity by its id.

func (*TodoClient) GetX 

func (c *TodoClient) GetX(ctx context.Context, id xid.ID) *Todo

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

func (*TodoClient) Hooks 

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

Hooks returns the client hooks.

func (*TodoClient) Intercept 

func (c *TodoClient) Intercept(interceptors ...Interceptor)

Intercept adds a list of query interceptors to the interceptors stack. A call to `Intercept(f, g, h)` equals to `todo.Intercept(f(g(h())))`.

func (*TodoClient) Interceptors 

func (c *TodoClient) Interceptors() []Interceptor

Interceptors returns the client interceptors.

func (*TodoClient) Query 

func (c *TodoClient) Query() *TodoQuery

Query returns a query builder for Todo.

func (*TodoClient) QueryChildren 

func (c *TodoClient) QueryChildren(t *Todo) *TodoQuery

QueryChildren queries the children edge of a Todo.

func (*TodoClient) QueryParent 

func (c *TodoClient) QueryParent(t *Todo) *TodoQuery

QueryParent queries the parent edge of a Todo.

func (*TodoClient) Update 

func (c *TodoClient) Update() *TodoUpdate

Update returns an update builder for Todo.

func (*TodoClient) UpdateOne 

func (c *TodoClient) UpdateOne(t *Todo) *TodoUpdateOne

UpdateOne returns an update builder for the given entity.

func (*TodoClient) UpdateOneID 

func (c *TodoClient) UpdateOneID(id xid.ID) *TodoUpdateOne

UpdateOneID returns an update builder for the given id.

func (*TodoClient) Use 

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

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

type TodoConnection 

type TodoConnection struct {
	Edges      []*TodoEdge `json:"edges"`
	PageInfo   PageInfo    `json:"pageInfo"`
	TotalCount int         `json:"totalCount"`
}

TodoConnection is the connection containing edges to Todo.

type TodoCreate 

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

TodoCreate is the builder for creating a Todo entity.

func (*TodoCreate) AddChildIDs 

func (tc *TodoCreate) AddChildIDs(ids ...xid.ID) *TodoCreate

AddChildIDs adds the "children" edge to the Todo entity by IDs.

func (*TodoCreate) AddChildren 

func (tc *TodoCreate) AddChildren(t ...*Todo) *TodoCreate

AddChildren adds the "children" edges to the Todo entity.

func (*TodoCreate) Exec 

func (tc *TodoCreate) Exec(ctx context.Context) error

Exec executes the query.

func (*TodoCreate) ExecX 

func (tc *TodoCreate) ExecX(ctx context.Context)

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

func (*TodoCreate) Mutation 

func (tc *TodoCreate) Mutation() *TodoMutation

Mutation returns the TodoMutation object of the builder.

func (*TodoCreate) Save 

func (tc *TodoCreate) Save(ctx context.Context) (*Todo, error)

Save creates the Todo in the database.

func (*TodoCreate) SaveX 

func (tc *TodoCreate) SaveX(ctx context.Context) *Todo

SaveX calls Save and panics if Save returns an error.

func (*TodoCreate) SetCreatedAt 

func (tc *TodoCreate) SetCreatedAt(t time.Time) *TodoCreate

SetCreatedAt sets the "created_at" field.

func (*TodoCreate) SetID 

func (tc *TodoCreate) SetID(x xid.ID) *TodoCreate

SetID sets the "id" field.

func (*TodoCreate) SetInput 

func (c *TodoCreate) SetInput(i CreateTodoInput) *TodoCreate

SetInput applies the change-set in the CreateTodoInput on the TodoCreate builder.

func (*TodoCreate) SetNillableCreatedAt 

func (tc *TodoCreate) SetNillableCreatedAt(t *time.Time) *TodoCreate

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

func (*TodoCreate) SetNillableID 

func (tc *TodoCreate) SetNillableID(x *xid.ID) *TodoCreate

SetNillableID sets the "id" field if the given value is not nil.

func (*TodoCreate) SetNillableParentID 

func (tc *TodoCreate) SetNillableParentID(id *xid.ID) *TodoCreate

SetNillableParentID sets the "parent" edge to the Todo entity by ID if the given value is not nil.

func (*TodoCreate) SetNillablePriority 

func (tc *TodoCreate) SetNillablePriority(i *int) *TodoCreate

SetNillablePriority sets the "priority" field if the given value is not nil.

func (*TodoCreate) SetNillableUpdatedAt 

func (tc *TodoCreate) SetNillableUpdatedAt(t *time.Time) *TodoCreate

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

func (*TodoCreate) SetParent 

func (tc *TodoCreate) SetParent(t *Todo) *TodoCreate

SetParent sets the "parent" edge to the Todo entity.

func (*TodoCreate) SetParentID 

func (tc *TodoCreate) SetParentID(id xid.ID) *TodoCreate

SetParentID sets the "parent" edge to the Todo entity by ID.

func (*TodoCreate) SetPriority 

func (tc *TodoCreate) SetPriority(i int) *TodoCreate

SetPriority sets the "priority" field.

func (*TodoCreate) SetStatus 

func (tc *TodoCreate) SetStatus(t todo.Status) *TodoCreate

SetStatus sets the "status" field.

func (*TodoCreate) SetText 

func (tc *TodoCreate) SetText(s string) *TodoCreate

SetText sets the "text" field.

func (*TodoCreate) SetUpdatedAt 

func (tc *TodoCreate) SetUpdatedAt(t time.Time) *TodoCreate

SetUpdatedAt sets the "updated_at" field.

type TodoCreateBulk 

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

TodoCreateBulk is the builder for creating many Todo entities in bulk.

func (*TodoCreateBulk) Exec 

func (tcb *TodoCreateBulk) Exec(ctx context.Context) error

Exec executes the query.

func (*TodoCreateBulk) ExecX 

func (tcb *TodoCreateBulk) ExecX(ctx context.Context)

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

func (*TodoCreateBulk) Save 

func (tcb *TodoCreateBulk) Save(ctx context.Context) ([]*Todo, error)

Save creates the Todo entities in the database.

func (*TodoCreateBulk) SaveX 

func (tcb *TodoCreateBulk) SaveX(ctx context.Context) []*Todo

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

type TodoDelete 

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

TodoDelete is the builder for deleting a Todo entity.

func (*TodoDelete) Exec 

func (td *TodoDelete) Exec(ctx context.Context) (int, error)

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

func (*TodoDelete) ExecX 

func (td *TodoDelete) ExecX(ctx context.Context) int

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

func (*TodoDelete) Where 

func (td *TodoDelete) Where(ps ...predicate.Todo) *TodoDelete

Where appends a list predicates to the TodoDelete builder.

type TodoDeleteOne 

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

TodoDeleteOne is the builder for deleting a single Todo entity.

func (*TodoDeleteOne) Exec 

func (tdo *TodoDeleteOne) Exec(ctx context.Context) error

Exec executes the deletion query.

func (*TodoDeleteOne) ExecX 

func (tdo *TodoDeleteOne) ExecX(ctx context.Context)

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

func (*TodoDeleteOne) Where 

func (tdo *TodoDeleteOne) Where(ps ...predicate.Todo) *TodoDeleteOne

Where appends a list predicates to the TodoDelete builder.

type TodoEdge 

type TodoEdge struct {
	Node   *Todo  `json:"node"`
	Cursor Cursor `json:"cursor"`
}

TodoEdge is the edge representation of Todo.

type TodoEdges 

type TodoEdges struct {
	// Parent holds the value of the parent edge.
	Parent *Todo `json:"parent,omitempty"`
	// Children holds the value of the children edge.
	Children []*Todo `json:"children,omitempty"`
	// contains filtered or unexported fields
}

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

func (TodoEdges) ChildrenOrErr 

func (e TodoEdges) ChildrenOrErr() ([]*Todo, error)

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

func (TodoEdges) ParentOrErr 

func (e TodoEdges) ParentOrErr() (*Todo, error)

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

type TodoGroupBy 

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

TodoGroupBy is the group-by builder for Todo entities.

func (*TodoGroupBy) Aggregate 

func (tgb *TodoGroupBy) Aggregate(fns ...AggregateFunc) *TodoGroupBy

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

func (*TodoGroupBy) Bool 

func (s *TodoGroupBy) Bool(ctx context.Context) (_ bool, err error)

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

func (*TodoGroupBy) BoolX 

func (s *TodoGroupBy) BoolX(ctx context.Context) bool

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

func (*TodoGroupBy) Bools 

func (s *TodoGroupBy) Bools(ctx context.Context) ([]bool, error)

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

func (*TodoGroupBy) BoolsX 

func (s *TodoGroupBy) BoolsX(ctx context.Context) []bool

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

func (*TodoGroupBy) Float64 

func (s *TodoGroupBy) Float64(ctx context.Context) (_ float64, err error)

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

func (*TodoGroupBy) Float64X 

func (s *TodoGroupBy) Float64X(ctx context.Context) float64

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

func (*TodoGroupBy) Float64s 

func (s *TodoGroupBy) Float64s(ctx context.Context) ([]float64, error)

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

func (*TodoGroupBy) Float64sX 

func (s *TodoGroupBy) Float64sX(ctx context.Context) []float64

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

func (*TodoGroupBy) Int 

func (s *TodoGroupBy) Int(ctx context.Context) (_ int, err error)

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

func (*TodoGroupBy) IntX 

func (s *TodoGroupBy) IntX(ctx context.Context) int

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

func (*TodoGroupBy) Ints 

func (s *TodoGroupBy) Ints(ctx context.Context) ([]int, error)

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

func (*TodoGroupBy) IntsX 

func (s *TodoGroupBy) IntsX(ctx context.Context) []int

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

func (*TodoGroupBy) Scan 

func (tgb *TodoGroupBy) Scan(ctx context.Context, v any) error

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

func (*TodoGroupBy) ScanX 

func (s *TodoGroupBy) ScanX(ctx context.Context, v any)

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

func (*TodoGroupBy) String 

func (s *TodoGroupBy) String(ctx context.Context) (_ string, err error)

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

func (*TodoGroupBy) StringX 

func (s *TodoGroupBy) StringX(ctx context.Context) string

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

func (*TodoGroupBy) Strings 

func (s *TodoGroupBy) Strings(ctx context.Context) ([]string, error)

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

func (*TodoGroupBy) StringsX 

func (s *TodoGroupBy) StringsX(ctx context.Context) []string

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

type TodoMutation 

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

TodoMutation represents an operation that mutates the Todo nodes in the graph.

func (*TodoMutation) AddChildIDs 

func (m *TodoMutation) AddChildIDs(ids ...xid.ID)

AddChildIDs adds the "children" edge to the Todo entity by ids.

func (*TodoMutation) AddField 

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

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

func (*TodoMutation) AddPriority 

func (m *TodoMutation) AddPriority(i int)

AddPriority adds i to the "priority" field.

func (*TodoMutation) AddedEdges 

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

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

func (*TodoMutation) AddedField 

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

AddedField returns the numeric value that was incremented/decremented on a field with the given name. The second boolean return value indicates that this field was not set, or was not defined in the schema.

func (*TodoMutation) AddedFields 

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

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

func (*TodoMutation) AddedIDs 

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

AddedIDs returns all IDs (to other nodes) that were added for the given edge name in this mutation.

func (*TodoMutation) AddedPriority 

func (m *TodoMutation) AddedPriority() (r int, exists bool)

AddedPriority returns the value that was added to the "priority" field in this mutation.

func (*TodoMutation) ChildrenCleared 

func (m *TodoMutation) ChildrenCleared() bool

ChildrenCleared reports if the "children" edge to the Todo entity was cleared.

func (*TodoMutation) ChildrenIDs 

func (m *TodoMutation) ChildrenIDs() (ids []xid.ID)

ChildrenIDs returns the "children" edge IDs in the mutation.

func (*TodoMutation) ClearChildren 

func (m *TodoMutation) ClearChildren()

ClearChildren clears the "children" edge to the Todo entity.

func (*TodoMutation) ClearEdge 

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

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

func (*TodoMutation) ClearField 

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

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

func (*TodoMutation) ClearParent 

func (m *TodoMutation) ClearParent()

ClearParent clears the "parent" edge to the Todo entity.

func (*TodoMutation) ClearedEdges 

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

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

func (*TodoMutation) ClearedFields 

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

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

func (TodoMutation) Client 

func (m TodoMutation) 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 (*TodoMutation) CreatedAt 

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

CreatedAt returns the value of the "created_at" field in the mutation.

func (*TodoMutation) EdgeCleared 

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

EdgeCleared returns a boolean which indicates if the edge with the given name was cleared in this mutation.

func (*TodoMutation) Field 

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

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

func (*TodoMutation) FieldCleared 

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

FieldCleared returns a boolean indicating if a field with the given name was cleared in this mutation.

func (*TodoMutation) Fields 

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

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

func (*TodoMutation) ID 

func (m *TodoMutation) ID() (id xid.ID, exists bool)

ID returns the ID value in the mutation. Note that the ID is only available if it was provided to the builder or after it was returned from the database.

func (*TodoMutation) IDs 

func (m *TodoMutation) IDs(ctx context.Context) ([]xid.ID, error)

IDs queries the database and returns the entity ids that match the mutation's predicate. That means, if the mutation is applied within a transaction with an isolation level such as sql.LevelSerializable, the returned ids match the ids of the rows that will be updated or updated by the mutation.

func (*TodoMutation) OldCreatedAt 

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

OldCreatedAt returns the old "created_at" field's value of the Todo entity. If the Todo 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 the database query fails.

func (*TodoMutation) OldField 

func (m *TodoMutation) 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 failed.

func (*TodoMutation) OldPriority 

func (m *TodoMutation) OldPriority(ctx context.Context) (v int, err error)

OldPriority returns the old "priority" field's value of the Todo entity. If the Todo 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 the database query fails.

func (*TodoMutation) OldStatus 

func (m *TodoMutation) OldStatus(ctx context.Context) (v todo.Status, err error)

OldStatus returns the old "status" field's value of the Todo entity. If the Todo 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 the database query fails.

func (*TodoMutation) OldText 

func (m *TodoMutation) OldText(ctx context.Context) (v string, err error)

OldText returns the old "text" field's value of the Todo entity. If the Todo 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 the database query fails.

func (*TodoMutation) OldUpdatedAt 

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

OldUpdatedAt returns the old "updated_at" field's value of the Todo entity. If the Todo 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 the database query fails.

func (*TodoMutation) Op 

func (m *TodoMutation) Op() Op

Op returns the operation name.

func (*TodoMutation) ParentCleared 

func (m *TodoMutation) ParentCleared() bool

ParentCleared reports if the "parent" edge to the Todo entity was cleared.

func (*TodoMutation) ParentID 

func (m *TodoMutation) ParentID() (id xid.ID, exists bool)

ParentID returns the "parent" edge ID in the mutation.

func (*TodoMutation) ParentIDs 

func (m *TodoMutation) ParentIDs() (ids []xid.ID)

ParentIDs returns the "parent" edge IDs in the mutation. Note that IDs always returns len(IDs) <= 1 for unique edges, and you should use ParentID instead. It exists only for internal usage by the builders.

func (*TodoMutation) Priority 

func (m *TodoMutation) Priority() (r int, exists bool)

Priority returns the value of the "priority" field in the mutation.

func (*TodoMutation) RemoveChildIDs 

func (m *TodoMutation) RemoveChildIDs(ids ...xid.ID)

RemoveChildIDs removes the "children" edge to the Todo entity by IDs.

func (*TodoMutation) RemovedChildrenIDs 

func (m *TodoMutation) RemovedChildrenIDs() (ids []xid.ID)

RemovedChildren returns the removed IDs of the "children" edge to the Todo entity.

func (*TodoMutation) RemovedEdges 

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

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

func (*TodoMutation) RemovedIDs 

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

RemovedIDs returns all IDs (to other nodes) that were removed for the edge with the given name in this mutation.

func (*TodoMutation) ResetChildren 

func (m *TodoMutation) ResetChildren()

ResetChildren resets all changes to the "children" edge.

func (*TodoMutation) ResetCreatedAt 

func (m *TodoMutation) ResetCreatedAt()

ResetCreatedAt resets all changes to the "created_at" field.

func (*TodoMutation) ResetEdge 

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

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

func (*TodoMutation) ResetField 

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

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

func (*TodoMutation) ResetParent 

func (m *TodoMutation) ResetParent()

ResetParent resets all changes to the "parent" edge.

func (*TodoMutation) ResetPriority 

func (m *TodoMutation) ResetPriority()

ResetPriority resets all changes to the "priority" field.

func (*TodoMutation) ResetStatus 

func (m *TodoMutation) ResetStatus()

ResetStatus resets all changes to the "status" field.

func (*TodoMutation) ResetText 

func (m *TodoMutation) ResetText()

ResetText resets all changes to the "text" field.

func (*TodoMutation) ResetUpdatedAt 

func (m *TodoMutation) ResetUpdatedAt()

ResetUpdatedAt resets all changes to the "updated_at" field.

func (*TodoMutation) SetCreatedAt 

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

SetCreatedAt sets the "created_at" field.

func (*TodoMutation) SetField 

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

SetField sets the value of a field with the given name. It returns an error if the field is not defined in the schema, or if the type mismatched the field type.

func (*TodoMutation) SetID 

func (m *TodoMutation) SetID(id xid.ID)

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

func (*TodoMutation) SetOp 

func (m *TodoMutation) SetOp(op Op)

SetOp allows setting the mutation operation.

func (*TodoMutation) SetParentID 

func (m *TodoMutation) SetParentID(id xid.ID)

SetParentID sets the "parent" edge to the Todo entity by id.

func (*TodoMutation) SetPriority 

func (m *TodoMutation) SetPriority(i int)

SetPriority sets the "priority" field.

func (*TodoMutation) SetStatus 

func (m *TodoMutation) SetStatus(t todo.Status)

SetStatus sets the "status" field.

func (*TodoMutation) SetText 

func (m *TodoMutation) SetText(s string)

SetText sets the "text" field.

func (*TodoMutation) SetUpdatedAt 

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

SetUpdatedAt sets the "updated_at" field.

func (*TodoMutation) Status 

func (m *TodoMutation) Status() (r todo.Status, exists bool)

Status returns the value of the "status" field in the mutation.

func (*TodoMutation) Text 

func (m *TodoMutation) Text() (r string, exists bool)

Text returns the value of the "text" field in the mutation.

func (TodoMutation) Tx 

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

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

func (*TodoMutation) Type 

func (m *TodoMutation) Type() string

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

func (*TodoMutation) UpdatedAt 

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

UpdatedAt returns the value of the "updated_at" field in the mutation.

func (*TodoMutation) Where 

func (m *TodoMutation) Where(ps ...predicate.Todo)

Where appends a list predicates to the TodoMutation builder.

func (*TodoMutation) WhereP 

func (m *TodoMutation) WhereP(ps ...func(*sql.Selector))

WhereP appends storage-level predicates to the TodoMutation builder. Using this method, users can use type-assertion to append predicates that do not depend on any generated package.

type TodoOrder 

type TodoOrder struct {
	Direction OrderDirection  `json:"direction"`
	Field     *TodoOrderField `json:"field"`
}

TodoOrder defines the ordering of Todo.

type TodoOrderField 

type TodoOrderField struct {
	// Value extracts the ordering value from the given Todo.
	Value func(*Todo) (ent.Value, error)
	// contains filtered or unexported fields
}

TodoOrderField defines the ordering field of Todo.

func (TodoOrderField) MarshalGQL 

func (f TodoOrderField) MarshalGQL(w io.Writer)

MarshalGQL implements graphql.Marshaler interface.

func (TodoOrderField) String 

func (f TodoOrderField) String() string

String implement fmt.Stringer interface.

func (*TodoOrderField) UnmarshalGQL 

func (f *TodoOrderField) UnmarshalGQL(v interface{}) error

UnmarshalGQL implements graphql.Unmarshaler interface.

type TodoPaginateOption 

type TodoPaginateOption func(*todoPager) error

TodoPaginateOption enables pagination customization.

func WithTodoFilter 

func WithTodoFilter(filter func(*TodoQuery) (*TodoQuery, error)) TodoPaginateOption

WithTodoFilter configures pagination filter.

func WithTodoOrder 

func WithTodoOrder(order *TodoOrder) TodoPaginateOption

WithTodoOrder configures pagination ordering.

type TodoQuery 

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

TodoQuery is the builder for querying Todo entities.

func (*TodoQuery) Aggregate 

func (tq *TodoQuery) Aggregate(fns ...AggregateFunc) *TodoSelect

Aggregate returns a TodoSelect configured with the given aggregations.

func (*TodoQuery) All 

func (tq *TodoQuery) All(ctx context.Context) ([]*Todo, error)

All executes the query and returns a list of Todos.

func (*TodoQuery) AllX 

func (tq *TodoQuery) AllX(ctx context.Context) []*Todo

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

func (*TodoQuery) Clone 

func (tq *TodoQuery) Clone() *TodoQuery

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

func (*TodoQuery) CollectFields 

func (t *TodoQuery) CollectFields(ctx context.Context, satisfies ...string) (*TodoQuery, error)

CollectFields tells the query-builder to eagerly load connected nodes by resolver context.

func (*TodoQuery) Count 

func (tq *TodoQuery) Count(ctx context.Context) (int, error)

Count returns the count of the given query.

func (*TodoQuery) CountX 

func (tq *TodoQuery) CountX(ctx context.Context) int

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

func (*TodoQuery) Exist 

func (tq *TodoQuery) Exist(ctx context.Context) (bool, error)

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

func (*TodoQuery) ExistX 

func (tq *TodoQuery) ExistX(ctx context.Context) bool

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

func (*TodoQuery) First 

func (tq *TodoQuery) First(ctx context.Context) (*Todo, error)

First returns the first Todo entity from the query. Returns a *NotFoundError when no Todo was found.

func (*TodoQuery) FirstID 

func (tq *TodoQuery) FirstID(ctx context.Context) (id xid.ID, err error)

FirstID returns the first Todo ID from the query. Returns a *NotFoundError when no Todo ID was found.

func (*TodoQuery) FirstIDX 

func (tq *TodoQuery) FirstIDX(ctx context.Context) xid.ID

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

func (*TodoQuery) FirstX 

func (tq *TodoQuery) FirstX(ctx context.Context) *Todo

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

func (*TodoQuery) GroupBy 

func (tq *TodoQuery) GroupBy(field string, fields ...string) *TodoGroupBy

GroupBy is 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 {
	CreatedAt time.Time `json:"created_at,omitempty"`
	Count int `json:"count,omitempty"`
}

client.Todo.Query().
	GroupBy(todo.FieldCreatedAt).
	Aggregate(ent.Count()).
	Scan(ctx, &v)

func (*TodoQuery) IDs 

func (tq *TodoQuery) IDs(ctx context.Context) (ids []xid.ID, err error)

IDs executes the query and returns a list of Todo IDs.

func (*TodoQuery) IDsX 

func (tq *TodoQuery) IDsX(ctx context.Context) []xid.ID

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

func (*TodoQuery) Limit 

func (tq *TodoQuery) Limit(limit int) *TodoQuery

Limit the number of records to be returned by this query.

func (*TodoQuery) Offset 

func (tq *TodoQuery) Offset(offset int) *TodoQuery

Offset to start from.

func (*TodoQuery) Only 

func (tq *TodoQuery) Only(ctx context.Context) (*Todo, error)

Only returns a single Todo entity found by the query, ensuring it only returns one. Returns a *NotSingularError when more than one Todo entity is found. Returns a *NotFoundError when no Todo entities are found.

func (*TodoQuery) OnlyID 

func (tq *TodoQuery) OnlyID(ctx context.Context) (id xid.ID, err error)

OnlyID is like Only, but returns the only Todo ID in the query. Returns a *NotSingularError when more than one Todo ID is found. Returns a *NotFoundError when no entities are found.

func (*TodoQuery) OnlyIDX 

func (tq *TodoQuery) OnlyIDX(ctx context.Context) xid.ID

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

func (*TodoQuery) OnlyX 

func (tq *TodoQuery) OnlyX(ctx context.Context) *Todo

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

func (*TodoQuery) Order 

func (tq *TodoQuery) Order(o ...todo.OrderOption) *TodoQuery

Order specifies how the records should be ordered.

func (*TodoQuery) Paginate 

func (t *TodoQuery) Paginate(
	ctx context.Context, after *Cursor, first *int,
	before *Cursor, last *int, opts ...TodoPaginateOption,
) (*TodoConnection, error)

Paginate executes the query and returns a relay based cursor connection to Todo.

func (*TodoQuery) QueryChildren 

func (tq *TodoQuery) QueryChildren() *TodoQuery

QueryChildren chains the current query on the "children" edge.

func (*TodoQuery) QueryParent 

func (tq *TodoQuery) QueryParent() *TodoQuery

QueryParent chains the current query on the "parent" edge.

func (*TodoQuery) Select 

func (tq *TodoQuery) Select(fields ...string) *TodoSelect

Select allows the selection one or more fields/columns for the given query, instead of selecting all fields in the entity.

Example: 

var v []struct {
	CreatedAt time.Time `json:"created_at,omitempty"`
}

client.Todo.Query().
	Select(todo.FieldCreatedAt).
	Scan(ctx, &v)

func (*TodoQuery) Unique 

func (tq *TodoQuery) Unique(unique bool) *TodoQuery

Unique configures the query builder to filter duplicate records on query. By default, unique is set to true, and can be disabled using this method.

func (*TodoQuery) Where 

func (tq *TodoQuery) Where(ps ...predicate.Todo) *TodoQuery

Where adds a new predicate for the TodoQuery builder.

func (*TodoQuery) WithChildren 

func (tq *TodoQuery) WithChildren(opts ...func(*TodoQuery)) *TodoQuery

WithChildren tells the query-builder to eager-load the nodes that are connected to the "children" edge. The optional arguments are used to configure the query builder of the edge.

func (*TodoQuery) WithNamedChildren 

func (tq *TodoQuery) WithNamedChildren(name string, opts ...func(*TodoQuery)) *TodoQuery

WithNamedChildren tells the query-builder to eager-load the nodes that are connected to the "children" edge with the given name. The optional arguments are used to configure the query builder of the edge.

func (*TodoQuery) WithParent 

func (tq *TodoQuery) WithParent(opts ...func(*TodoQuery)) *TodoQuery

WithParent tells the query-builder to eager-load the nodes that are connected to the "parent" edge. The optional arguments are used to configure the query builder of the edge.

type TodoSelect 

type TodoSelect struct {
	*TodoQuery
	// contains filtered or unexported fields
}

TodoSelect is the builder for selecting fields of Todo entities.

func (*TodoSelect) Aggregate 

func (ts *TodoSelect) Aggregate(fns ...AggregateFunc) *TodoSelect

Aggregate adds the given aggregation functions to the selector query.

func (*TodoSelect) Bool 

func (s *TodoSelect) Bool(ctx context.Context) (_ bool, err error)

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

func (*TodoSelect) BoolX 

func (s *TodoSelect) BoolX(ctx context.Context) bool

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

func (*TodoSelect) Bools 

func (s *TodoSelect) Bools(ctx context.Context) ([]bool, error)

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

func (*TodoSelect) BoolsX 

func (s *TodoSelect) BoolsX(ctx context.Context) []bool

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

func (*TodoSelect) Float64 

func (s *TodoSelect) Float64(ctx context.Context) (_ float64, err error)

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

func (*TodoSelect) Float64X 

func (s *TodoSelect) Float64X(ctx context.Context) float64

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

func (*TodoSelect) Float64s 

func (s *TodoSelect) Float64s(ctx context.Context) ([]float64, error)

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

func (*TodoSelect) Float64sX 

func (s *TodoSelect) Float64sX(ctx context.Context) []float64

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

func (*TodoSelect) Int 

func (s *TodoSelect) Int(ctx context.Context) (_ int, err error)

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

func (*TodoSelect) IntX 

func (s *TodoSelect) IntX(ctx context.Context) int

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

func (*TodoSelect) Ints 

func (s *TodoSelect) Ints(ctx context.Context) ([]int, error)

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

func (*TodoSelect) IntsX 

func (s *TodoSelect) IntsX(ctx context.Context) []int

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

func (*TodoSelect) Scan 

func (ts *TodoSelect) Scan(ctx context.Context, v any) error

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

func (*TodoSelect) ScanX 

func (s *TodoSelect) ScanX(ctx context.Context, v any)

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

func (*TodoSelect) String 

func (s *TodoSelect) String(ctx context.Context) (_ string, err error)

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

func (*TodoSelect) StringX 

func (s *TodoSelect) StringX(ctx context.Context) string

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

func (*TodoSelect) Strings 

func (s *TodoSelect) Strings(ctx context.Context) ([]string, error)

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

func (*TodoSelect) StringsX 

func (s *TodoSelect) StringsX(ctx context.Context) []string

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

type TodoUpdate 

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

TodoUpdate is the builder for updating Todo entities.

func (*TodoUpdate) AddChildIDs 

func (tu *TodoUpdate) AddChildIDs(ids ...xid.ID) *TodoUpdate

AddChildIDs adds the "children" edge to the Todo entity by IDs.

func (*TodoUpdate) AddChildren 

func (tu *TodoUpdate) AddChildren(t ...*Todo) *TodoUpdate

AddChildren adds the "children" edges to the Todo entity.

func (*TodoUpdate) AddPriority 

func (tu *TodoUpdate) AddPriority(i int) *TodoUpdate

AddPriority adds i to the "priority" field.

func (*TodoUpdate) ClearChildren 

func (tu *TodoUpdate) ClearChildren() *TodoUpdate

ClearChildren clears all "children" edges to the Todo entity.

func (*TodoUpdate) ClearParent 

func (tu *TodoUpdate) ClearParent() *TodoUpdate

ClearParent clears the "parent" edge to the Todo entity.

func (*TodoUpdate) Exec 

func (tu *TodoUpdate) Exec(ctx context.Context) error

Exec executes the query.

func (*TodoUpdate) ExecX 

func (tu *TodoUpdate) ExecX(ctx context.Context)

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

func (*TodoUpdate) Mutation 

func (tu *TodoUpdate) Mutation() *TodoMutation

Mutation returns the TodoMutation object of the builder.

func (*TodoUpdate) RemoveChildIDs 

func (tu *TodoUpdate) RemoveChildIDs(ids ...xid.ID) *TodoUpdate

RemoveChildIDs removes the "children" edge to Todo entities by IDs.

func (*TodoUpdate) RemoveChildren 

func (tu *TodoUpdate) RemoveChildren(t ...*Todo) *TodoUpdate

RemoveChildren removes "children" edges to Todo entities.

func (*TodoUpdate) Save 

func (tu *TodoUpdate) Save(ctx context.Context) (int, error)

Save executes the query and returns the number of nodes affected by the update operation.

func (*TodoUpdate) SaveX 

func (tu *TodoUpdate) SaveX(ctx context.Context) int

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

func (*TodoUpdate) SetInput 

func (c *TodoUpdate) SetInput(i UpdateTodoInput) *TodoUpdate

SetInput applies the change-set in the UpdateTodoInput on the TodoUpdate builder.

func (*TodoUpdate) SetNillableParentID 

func (tu *TodoUpdate) SetNillableParentID(id *xid.ID) *TodoUpdate

SetNillableParentID sets the "parent" edge to the Todo entity by ID if the given value is not nil.

func (*TodoUpdate) SetNillablePriority 

func (tu *TodoUpdate) SetNillablePriority(i *int) *TodoUpdate

SetNillablePriority sets the "priority" field if the given value is not nil.

func (*TodoUpdate) SetParent 

func (tu *TodoUpdate) SetParent(t *Todo) *TodoUpdate

SetParent sets the "parent" edge to the Todo entity.

func (*TodoUpdate) SetParentID 

func (tu *TodoUpdate) SetParentID(id xid.ID) *TodoUpdate

SetParentID sets the "parent" edge to the Todo entity by ID.

func (*TodoUpdate) SetPriority 

func (tu *TodoUpdate) SetPriority(i int) *TodoUpdate

SetPriority sets the "priority" field.

func (*TodoUpdate) SetStatus 

func (tu *TodoUpdate) SetStatus(t todo.Status) *TodoUpdate

SetStatus sets the "status" field.

func (*TodoUpdate) SetText 

func (tu *TodoUpdate) SetText(s string) *TodoUpdate

SetText sets the "text" field.

func (*TodoUpdate) SetUpdatedAt 

func (tu *TodoUpdate) SetUpdatedAt(t time.Time) *TodoUpdate

SetUpdatedAt sets the "updated_at" field.

func (*TodoUpdate) Where 

func (tu *TodoUpdate) Where(ps ...predicate.Todo) *TodoUpdate

Where appends a list predicates to the TodoUpdate builder.

type TodoUpdateOne 

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

TodoUpdateOne is the builder for updating a single Todo entity.

func (*TodoUpdateOne) AddChildIDs 

func (tuo *TodoUpdateOne) AddChildIDs(ids ...xid.ID) *TodoUpdateOne

AddChildIDs adds the "children" edge to the Todo entity by IDs.

func (*TodoUpdateOne) AddChildren 

func (tuo *TodoUpdateOne) AddChildren(t ...*Todo) *TodoUpdateOne

AddChildren adds the "children" edges to the Todo entity.

func (*TodoUpdateOne) AddPriority 

func (tuo *TodoUpdateOne) AddPriority(i int) *TodoUpdateOne

AddPriority adds i to the "priority" field.

func (*TodoUpdateOne) ClearChildren 

func (tuo *TodoUpdateOne) ClearChildren() *TodoUpdateOne

ClearChildren clears all "children" edges to the Todo entity.

func (*TodoUpdateOne) ClearParent 

func (tuo *TodoUpdateOne) ClearParent() *TodoUpdateOne

ClearParent clears the "parent" edge to the Todo entity.

func (*TodoUpdateOne) Exec 

func (tuo *TodoUpdateOne) Exec(ctx context.Context) error

Exec executes the query on the entity.

func (*TodoUpdateOne) ExecX 

func (tuo *TodoUpdateOne) ExecX(ctx context.Context)

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

func (*TodoUpdateOne) Mutation 

func (tuo *TodoUpdateOne) Mutation() *TodoMutation

Mutation returns the TodoMutation object of the builder.

func (*TodoUpdateOne) RemoveChildIDs 

func (tuo *TodoUpdateOne) RemoveChildIDs(ids ...xid.ID) *TodoUpdateOne

RemoveChildIDs removes the "children" edge to Todo entities by IDs.

func (*TodoUpdateOne) RemoveChildren 

func (tuo *TodoUpdateOne) RemoveChildren(t ...*Todo) *TodoUpdateOne

RemoveChildren removes "children" edges to Todo entities.

func (*TodoUpdateOne) Save 

func (tuo *TodoUpdateOne) Save(ctx context.Context) (*Todo, error)

Save executes the query and returns the updated Todo entity.

func (*TodoUpdateOne) SaveX 

func (tuo *TodoUpdateOne) SaveX(ctx context.Context) *Todo

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

func (*TodoUpdateOne) Select 

func (tuo *TodoUpdateOne) Select(field string, fields ...string) *TodoUpdateOne

Select allows selecting one or more fields (columns) of the returned entity. The default is selecting all fields defined in the entity schema.

func (*TodoUpdateOne) SetInput 

func (c *TodoUpdateOne) SetInput(i UpdateTodoInput) *TodoUpdateOne

SetInput applies the change-set in the UpdateTodoInput on the TodoUpdateOne builder.

func (*TodoUpdateOne) SetNillableParentID 

func (tuo *TodoUpdateOne) SetNillableParentID(id *xid.ID) *TodoUpdateOne

SetNillableParentID sets the "parent" edge to the Todo entity by ID if the given value is not nil.

func (*TodoUpdateOne) SetNillablePriority 

func (tuo *TodoUpdateOne) SetNillablePriority(i *int) *TodoUpdateOne

SetNillablePriority sets the "priority" field if the given value is not nil.

func (*TodoUpdateOne) SetParent 

func (tuo *TodoUpdateOne) SetParent(t *Todo) *TodoUpdateOne

SetParent sets the "parent" edge to the Todo entity.

func (*TodoUpdateOne) SetParentID 

func (tuo *TodoUpdateOne) SetParentID(id xid.ID) *TodoUpdateOne

SetParentID sets the "parent" edge to the Todo entity by ID.

func (*TodoUpdateOne) SetPriority 

func (tuo *TodoUpdateOne) SetPriority(i int) *TodoUpdateOne

SetPriority sets the "priority" field.

func (*TodoUpdateOne) SetStatus 

func (tuo *TodoUpdateOne) SetStatus(t todo.Status) *TodoUpdateOne

SetStatus sets the "status" field.

func (*TodoUpdateOne) SetText 

func (tuo *TodoUpdateOne) SetText(s string) *TodoUpdateOne

SetText sets the "text" field.

func (*TodoUpdateOne) SetUpdatedAt 

func (tuo *TodoUpdateOne) SetUpdatedAt(t time.Time) *TodoUpdateOne

SetUpdatedAt sets the "updated_at" field.

func (*TodoUpdateOne) Where 

func (tuo *TodoUpdateOne) Where(ps ...predicate.Todo) *TodoUpdateOne

Where appends a list predicates to the TodoUpdate builder.

type TodoWhereInput 

type TodoWhereInput struct {
	Predicates []predicate.Todo  `json:"-"`
	Not        *TodoWhereInput   `json:"not,omitempty"`
	Or         []*TodoWhereInput `json:"or,omitempty"`
	And        []*TodoWhereInput `json:"and,omitempty"`

	// "id" field predicates.
	ID      *xid.ID  `json:"id,omitempty"`
	IDNEQ   *xid.ID  `json:"idNEQ,omitempty"`
	IDIn    []xid.ID `json:"idIn,omitempty"`
	IDNotIn []xid.ID `json:"idNotIn,omitempty"`
	IDGT    *xid.ID  `json:"idGT,omitempty"`
	IDGTE   *xid.ID  `json:"idGTE,omitempty"`
	IDLT    *xid.ID  `json:"idLT,omitempty"`
	IDLTE   *xid.ID  `json:"idLTE,omitempty"`

	// "created_at" field predicates.
	CreatedAt      *time.Time  `json:"createdAt,omitempty"`
	CreatedAtNEQ   *time.Time  `json:"createdAtNEQ,omitempty"`
	CreatedAtIn    []time.Time `json:"createdAtIn,omitempty"`
	CreatedAtNotIn []time.Time `json:"createdAtNotIn,omitempty"`
	CreatedAtGT    *time.Time  `json:"createdAtGT,omitempty"`
	CreatedAtGTE   *time.Time  `json:"createdAtGTE,omitempty"`
	CreatedAtLT    *time.Time  `json:"createdAtLT,omitempty"`
	CreatedAtLTE   *time.Time  `json:"createdAtLTE,omitempty"`

	// "updated_at" field predicates.
	UpdatedAt      *time.Time  `json:"updatedAt,omitempty"`
	UpdatedAtNEQ   *time.Time  `json:"updatedAtNEQ,omitempty"`
	UpdatedAtIn    []time.Time `json:"updatedAtIn,omitempty"`
	UpdatedAtNotIn []time.Time `json:"updatedAtNotIn,omitempty"`
	UpdatedAtGT    *time.Time  `json:"updatedAtGT,omitempty"`
	UpdatedAtGTE   *time.Time  `json:"updatedAtGTE,omitempty"`
	UpdatedAtLT    *time.Time  `json:"updatedAtLT,omitempty"`
	UpdatedAtLTE   *time.Time  `json:"updatedAtLTE,omitempty"`

	// "text" field predicates.
	Text             *string  `json:"text,omitempty"`
	TextNEQ          *string  `json:"textNEQ,omitempty"`
	TextIn           []string `json:"textIn,omitempty"`
	TextNotIn        []string `json:"textNotIn,omitempty"`
	TextGT           *string  `json:"textGT,omitempty"`
	TextGTE          *string  `json:"textGTE,omitempty"`
	TextLT           *string  `json:"textLT,omitempty"`
	TextLTE          *string  `json:"textLTE,omitempty"`
	TextContains     *string  `json:"textContains,omitempty"`
	TextHasPrefix    *string  `json:"textHasPrefix,omitempty"`
	TextHasSuffix    *string  `json:"textHasSuffix,omitempty"`
	TextEqualFold    *string  `json:"textEqualFold,omitempty"`
	TextContainsFold *string  `json:"textContainsFold,omitempty"`

	// "status" field predicates.
	Status      *todo.Status  `json:"status,omitempty"`
	StatusNEQ   *todo.Status  `json:"statusNEQ,omitempty"`
	StatusIn    []todo.Status `json:"statusIn,omitempty"`
	StatusNotIn []todo.Status `json:"statusNotIn,omitempty"`

	// "priority" field predicates.
	Priority      *int  `json:"priority,omitempty"`
	PriorityNEQ   *int  `json:"priorityNEQ,omitempty"`
	PriorityIn    []int `json:"priorityIn,omitempty"`
	PriorityNotIn []int `json:"priorityNotIn,omitempty"`
	PriorityGT    *int  `json:"priorityGT,omitempty"`
	PriorityGTE   *int  `json:"priorityGTE,omitempty"`
	PriorityLT    *int  `json:"priorityLT,omitempty"`
	PriorityLTE   *int  `json:"priorityLTE,omitempty"`

	// "parent" edge predicates.
	HasParent     *bool             `json:"hasParent,omitempty"`
	HasParentWith []*TodoWhereInput `json:"hasParentWith,omitempty"`

	// "children" edge predicates.
	HasChildren     *bool             `json:"hasChildren,omitempty"`
	HasChildrenWith []*TodoWhereInput `json:"hasChildrenWith,omitempty"`
}

TodoWhereInput represents a where input for filtering Todo queries.

func (*TodoWhereInput) AddPredicates 

func (i *TodoWhereInput) AddPredicates(predicates ...predicate.Todo)

AddPredicates adds custom predicates to the where input to be used during the filtering phase.

func (*TodoWhereInput) Filter 

func (i *TodoWhereInput) Filter(q *TodoQuery) (*TodoQuery, error)

Filter applies the TodoWhereInput filter on the TodoQuery builder.

func (*TodoWhereInput) P 

func (i *TodoWhereInput) P() (predicate.Todo, error)

P returns a predicate for filtering todos. An error is returned if the input is empty or invalid.

type Todos 

type Todos []*Todo

Todos is a parsable slice of Todo.

type TraverseFunc 

type TraverseFunc = ent.TraverseFunc

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

type Traverser 

type Traverser = ent.Traverser

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

type Tx 

type Tx struct {

	// Todo is the client for interacting with the Todo builders.
	Todo *TodoClient
	// 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 a Tx stored inside 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 UpdateTodoInput 

type UpdateTodoInput struct {
	UpdatedAt      *time.Time
	Text           *string
	Status         *todo.Status
	Priority       *int
	ClearParent    bool
	ParentID       *xid.ID
	ClearChildren  bool
	AddChildIDs    []xid.ID
	RemoveChildIDs []xid.ID
}

UpdateTodoInput represents a mutation input for updating todos.

func (*UpdateTodoInput) Mutate 

func (i *UpdateTodoInput) Mutate(m *TodoMutation)

Mutate applies the UpdateTodoInput on the TodoMutation builder.

type ValidationError 

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

ValidationError returns when validating a field or edge 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 conflicts in user's code.

Source Files

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