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aerogramme
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Rename MailUuid in MailIdent

This commit is contained in:
Quentin 2022-06-14 11:10:21 +02:00
parent 13ed1b3890
commit da6881199c
Signed by: quentin
GPG Key ID: E9602264D639FF68
2 changed files with 51 additions and 42 deletions
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2
src/mailbox.rs
View File

@ -69,7 +69,7 @@ impl Mailbox {
let add_mail_op = self
.uid_index
.state()
.op_mail_add(MailUuid(rand_id), vec!["\\Unseen".into()]);
.op_mail_add(MailIdent(rand_id), vec!["\\Unseen".into()]);
self.uid_index.push(add_mail_op).await?;
dump(&self.uid_index);

91
src/uidindex.rs
View File

@ -1,4 +1,4 @@
use im::{HashMap, HashSet, OrdMap};
use im::{HashMap, HashSet, OrdSet, OrdMap};
use serde::{de::Error, Deserialize, Deserializer, Serialize, Serializer};
use crate::bayou::*;
@ -7,11 +7,15 @@ pub type ImapUid = u32;
pub type ImapUidvalidity = u32;
pub type Flag = String;
/// A Mail UUID is composed of two components:
/// Mail Identifier (MailIdent) are composed of two components:
/// - a process identifier, 128 bits
/// - a sequence number, 64 bits
/// They are not part of the protocol but an internal representation
/// required by Mailrage/Aerogramme.
/// Their main property is to be unique without having to rely
/// on synchronization between IMAP processes.
#[derive(Clone, Copy, PartialOrd, Ord, PartialEq, Eq, Hash, Debug)]
pub struct MailUuid(pub [u8; 24]);
pub struct MailIdent(pub [u8; 24]);
#[derive(Clone)]
/// A UidIndex handles the mutable part of a mailbox
@ -20,10 +24,10 @@ pub struct MailUuid(pub [u8; 24]);
/// and applying the event. This is why we use immutable datastructures
/// that are optimized for cloning (they clone underlying values only if they are modified)
pub struct UidIndex {
pub mail_uid: OrdMap<MailUuid, ImapUid>,
pub mail_flags: OrdMap<MailUuid, Vec<Flag>>,
pub mails_by_uid: OrdMap<ImapUid, MailUuid>,
pub flags: HashMap<Flag, HashSet<MailUuid>>,
pub mail_uid: OrdMap<MailIdent, ImapUid>,
pub mail_flags: OrdMap<MailIdent, Vec<Flag>>,
pub mails_by_uid: OrdMap<ImapUid, MailIdent>,
pub flags: HashMap<Flag, OrdSet<ImapUid>>,
pub uidvalidity: ImapUidvalidity,
pub uidnext: ImapUid,
@ -32,31 +36,31 @@ pub struct UidIndex {
#[derive(Clone, Serialize, Deserialize, Debug)]
pub enum UidIndexOp {
MailAdd(MailUuid, ImapUid, Vec<Flag>),
MailDel(MailUuid),
FlagAdd(MailUuid, Vec<Flag>),
FlagDel(MailUuid, Vec<Flag>),
MailAdd(MailIdent, ImapUid, Vec<Flag>),
MailDel(MailIdent),
FlagAdd(MailIdent, Vec<Flag>),
FlagDel(MailIdent, Vec<Flag>),
}
impl UidIndex {
#[must_use]
pub fn op_mail_add(&self, uuid: MailUuid, flags: Vec<Flag>) -> UidIndexOp {
UidIndexOp::MailAdd(uuid, self.internalseq, flags)
pub fn op_mail_add(&self, ident: MailIdent, flags: Vec<Flag>) -> UidIndexOp {
UidIndexOp::MailAdd(ident, self.internalseq, flags)
}
#[must_use]
pub fn op_mail_del(&self, uuid: MailUuid) -> UidIndexOp {
UidIndexOp::MailDel(uuid)
pub fn op_mail_del(&self, ident: MailIdent) -> UidIndexOp {
UidIndexOp::MailDel(ident)
}
#[must_use]
pub fn op_flag_add(&self, uuid: MailUuid, flags: Vec<Flag>) -> UidIndexOp {
UidIndexOp::FlagAdd(uuid, flags)
pub fn op_flag_add(&self, ident: MailIdent, flags: Vec<Flag>) -> UidIndexOp {
UidIndexOp::FlagAdd(ident, flags)
}
#[must_use]
pub fn op_flag_del(&self, uuid: MailUuid, flags: Vec<Flag>) -> UidIndexOp {
UidIndexOp::FlagDel(uuid, flags)
pub fn op_flag_del(&self, ident: MailIdent, flags: Vec<Flag>) -> UidIndexOp {
UidIndexOp::FlagDel(ident, flags)
}
}
@ -80,60 +84,65 @@ impl BayouState for UidIndex {
fn apply(&self, op: &UidIndexOp) -> Self {
let mut new = self.clone();
match op {
UidIndexOp::MailAdd(uuid, uid, flags) => {
UidIndexOp::MailAdd(ident, uid, flags) => {
// Change UIDValidity if there is a conflict
if *uid < new.internalseq {
new.uidvalidity += new.internalseq - *uid;
}
// Assign the real uid
let new_uid = new.internalseq;
if let Some(prev_uid) = new.mail_uid.get(uuid) {
if let Some(prev_uid) = new.mail_uid.get(ident) {
new.mails_by_uid.remove(prev_uid);
} else {
new.mail_flags.insert(*uuid, flags.clone());
new.mail_flags.insert(*ident, flags.clone());
}
new.mails_by_uid.insert(new_uid, *uuid);
new.mail_uid.insert(*uuid, new_uid);
new.mails_by_uid.insert(new_uid, *ident);
new.mail_uid.insert(*ident, new_uid);
new.internalseq += 1;
new.uidnext = new.internalseq;
}
UidIndexOp::MailDel(uuid) => {
if let Some(uid) = new.mail_uid.get(uuid) {
UidIndexOp::MailDel(ident) => {
if let Some(uid) = new.mail_uid.get(ident) {
new.mails_by_uid.remove(uid);
new.mail_uid.remove(uuid);
new.mail_flags.remove(uuid);
new.mail_uid.remove(ident);
new.mail_flags.remove(ident);
}
new.internalseq += 1;
}
UidIndexOp::FlagAdd(uuid, new_flags) => {
UidIndexOp::FlagAdd(ident, new_flags) => {
// Upate mapping Email -> Flag
let mail_flags = new.mail_flags.entry(*uuid).or_insert(vec![]);
let mail_flags = new.mail_flags.entry(*ident).or_insert(vec![]);
for flag in new_flags {
if !mail_flags.contains(flag) {
mail_flags.push(flag.to_string());
}
}
// Update mapping Flag -> Email
// Update mapping Flag -> ImapUid
/*
let _ = new_flags.iter().map(|flag| {
new.flags
.entry(flag.clone())
.or_insert(HashSet::new())
.or_insert(OrdSet::new())
.update(*uuid)
});
});*/
}
UidIndexOp::FlagDel(uuid, rm_flags) => {
UidIndexOp::FlagDel(ident, rm_flags) => {
// Upate mapping Email -> Flag
if let Some(mail_flags) = new.mail_flags.get_mut(uuid) {
if let Some(mail_flags) = new.mail_flags.get_mut(ident) {
mail_flags.retain(|x| !rm_flags.contains(x));
}
// Update mapping Flag -> Email
rm_flags.iter().for_each(|flag| {
// Update mapping Flag -> ImapUid
/*rm_flags.iter().for_each(|flag| {
new.flags
.entry(flag.clone())
.and_modify(|hs| { hs.remove(uuid); });
});
});*/
}
}
new
@ -144,7 +153,7 @@ impl BayouState for UidIndex {
#[derive(Serialize, Deserialize)]
struct UidIndexSerializedRepr {
mails: Vec<(ImapUid, MailUuid, Vec<Flag>)>,
mails: Vec<(ImapUid, MailIdent, Vec<Flag>)>,
uidvalidity: ImapUidvalidity,
uidnext: ImapUid,
internalseq: ImapUid,
@ -202,7 +211,7 @@ impl Serialize for UidIndex {
}
}
impl<'de> Deserialize<'de> for MailUuid {
impl<'de> Deserialize<'de> for MailIdent {
fn deserialize<D>(d: D) -> Result<Self, D::Error>
where
D: Deserializer<'de>,
@ -220,7 +229,7 @@ impl<'de> Deserialize<'de> for MailUuid {
}
}
impl Serialize for MailUuid {
impl Serialize for MailIdent {
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,