Struct PageInfo

pub struct PageInfo {
    pub has_previous_page: bool,
    pub has_next_page: bool,
    pub start_cursor: Option<String>,
    pub end_cursor: Option<String>,
}

Information about pagination in a connection

Fields

has_previous_page: bool

When paginating backwards, are there more items?

has_next_page: bool

When paginating forwards, are there more items?

start_cursor: Option<String>

When paginating backwards, the cursor to continue.

end_cursor: Option<String>

When paginating forwards, the cursor to continue.

Implementations

impl PageInfo

pub async fn has_previous_page(&self, ctx: &Context<'_>) -> Result<&bool>

pub async fn has_next_page(&self, ctx: &Context<'_>) -> Result<&bool>

pub async fn start_cursor(&self, ctx: &Context<'_>) -> Result<&Option<String>>

pub async fn end_cursor(&self, ctx: &Context<'_>) -> Result<&Option<String>>

Trait Implementations

impl ContainerType for PageInfo

async fn resolve_field(&self, ctx: &Context<'_>) -> ServerResult<Option<Value>>

Resolves a field value and outputs it as a json value async_graphql::Value.

fn collect_all_fields<'a>( &'a self, ctx: &ContextSelectionSet<'a>, fields: &mut Fields<'a>, ) -> ServerResult<()>

where Self: Send + Sync,

Collect all the fields of the container that are queried in the selection set.

fn find_entity( &self, _: &Context<'_>, _params: &Value, ) -> impl Future<Output = ServerResult<Option<Value>>> + Send

Find the GraphQL entity with the given name from the parameter.

impl OutputType for PageInfo

fn type_name() -> Cow<'static, str>

Type the name.

fn create_type_info(registry: &mut Registry) -> String

Create type information in the registry and return qualified typename.

async fn resolve( &self, ctx: &ContextSelectionSet<'_>, _field: &Positioned<Field>, ) -> ServerResult<Value>

Resolve an output value to async_graphql::Value.

fn qualified_type_name() -> String

Qualified typename.

fn introspection_type_name(&self) -> Cow<'static, str>

Introspection type name

impl ObjectType for PageInfo