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use anyhow::Result;
use imap_codec::imap_types::core::{NonEmptyVec, Tag};
use imap_codec::imap_types::response::{Capability, Data};
use crate::imap::flow;
use crate::imap::response::Response;
pub(crate) fn capability(tag: Tag<'static>) -> Result<(Response<'static>, flow::Transition)> {
let capabilities: NonEmptyVec<Capability> =
(vec![Capability::Imap4Rev1, Capability::Idle]).try_into()?;
let res = Response::build()
.tag(tag)
.message("Server capabilities")
.data(Data::Capability(capabilities))
.ok()?;
Ok((res, flow::Transition::None))
}
pub(crate) fn noop_nothing(tag: Tag<'static>) -> Result<(Response<'static>, flow::Transition)> {
Ok((
Response::build().tag(tag).message("Noop completed.").ok()?,
flow::Transition::None,
))
}
pub(crate) fn logout() -> Result<(Response<'static>, flow::Transition)> {
Ok((Response::bye()?, flow::Transition::Logout))
}
pub(crate) fn not_implemented<'a>(
tag: Tag<'a>,
what: &str,
) -> Result<(Response<'a>, flow::Transition)> {
Ok((
Response::build()
.tag(tag)
.message(format!("Command not implemented {}", what))
.bad()?,
flow::Transition::None,
))
}
pub(crate) fn wrong_state(tag: Tag<'static>) -> Result<(Response<'static>, flow::Transition)> {
Ok((
Response::build()
.tag(tag)
.message("Command not authorized in this state")
.bad()?,
flow::Transition::None,
))
}
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