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use anyhow::{Error, Result};
use boitalettres::proto::{res::body::Data as Body, Request, Response};
use imap_codec::types::command::CommandBody;
use imap_codec::types::core::Atom;
use imap_codec::types::flag::Flag;
use imap_codec::types::mailbox::{ListMailbox, Mailbox as MailboxCodec};
use imap_codec::types::response::{Code, Data, Status};
use crate::imap::command::anonymous;
use crate::imap::flow;
use crate::imap::mailbox_view::MailboxView;
use crate::mail::mailbox::Mailbox;
use crate::mail::user::User;
pub struct AuthenticatedContext<'a> {
pub req: &'a Request,
pub user: &'a User,
}
pub async fn dispatch<'a>(ctx: AuthenticatedContext<'a>) -> Result<(Response, flow::Transition)> {
match &ctx.req.command.body {
CommandBody::Lsub {
reference,
mailbox_wildcard,
} => ctx.lsub(reference, mailbox_wildcard).await,
CommandBody::List {
reference,
mailbox_wildcard,
} => ctx.list(reference, mailbox_wildcard).await,
CommandBody::Select { mailbox } => ctx.select(mailbox).await,
_ => {
let ctx = anonymous::AnonymousContext {
req: ctx.req,
login_provider: None,
};
anonymous::dispatch(ctx).await
}
}
}
// --- PRIVATE ---
impl<'a> AuthenticatedContext<'a> {
async fn lsub(
self,
_reference: &MailboxCodec,
_mailbox_wildcard: &ListMailbox,
) -> Result<(Response, flow::Transition)> {
Ok((Response::bad("Not implemented")?, flow::Transition::None))
}
async fn list(
self,
_reference: &MailboxCodec,
_mailbox_wildcard: &ListMailbox,
) -> Result<(Response, flow::Transition)> {
Ok((Response::bad("Not implemented")?, flow::Transition::None))
}
/*
* TRACE BEGIN ---
Example: C: A142 SELECT INBOX
S: * 172 EXISTS
S: * 1 RECENT
S: * OK [UNSEEN 12] Message 12 is first unseen
S: * OK [UIDVALIDITY 3857529045] UIDs valid
S: * OK [UIDNEXT 4392] Predicted next UID
S: * FLAGS (\Answered \Flagged \Deleted \Seen \Draft)
S: * OK [PERMANENTFLAGS (\Deleted \Seen \*)] Limited
S: A142 OK [READ-WRITE] SELECT completed
--- a mailbox with no unseen message -> no unseen entry
20 select "INBOX.achats"
* FLAGS (\Answered \Flagged \Deleted \Seen \Draft $Forwarded JUNK $label1)
* OK [PERMANENTFLAGS (\Answered \Flagged \Deleted \Seen \Draft $Forwarded JUNK $label1 \*)] Flags permitted.
* 88 EXISTS
* 0 RECENT
* OK [UIDVALIDITY 1347986788] UIDs valid
* OK [UIDNEXT 91] Predicted next UID
* OK [HIGHESTMODSEQ 72] Highest
20 OK [READ-WRITE] Select completed (0.001 + 0.000 secs).
* TRACE END ---
*/
async fn select(self, mailbox: &MailboxCodec) -> Result<(Response, flow::Transition)> {
let name = String::try_from(mailbox.clone())?;
let mb_opt = self.user.open_mailbox(&name).await?;
let mb = match mb_opt {
Some(mb) => mb,
None => {
return Ok((
Response::no("Mailbox does not exist")?,
flow::Transition::None,
))
}
};
tracing::info!(username=%self.user.username, mailbox=%name, "mailbox.selected");
let (mb, data) = MailboxView::new(mb).await?;
Ok((
Response::ok("Select completed")?
.with_extra_code(Code::ReadWrite)
.with_body(data),
flow::Transition::Select(mb),
))
}
}
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