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use dioxus::prelude::*;
use matrix_sdk::deserialized_responses::RawAnySyncOrStrippedState;
use matrix_sdk::ruma::OwnedRoomId;
use crate::components::modal::Modal;
use crate::state::app_state::{AppState, AppView};
/// Available room versions for upgrade.
static ROOM_VERSIONS: &[(&str, &str)] = &[
("1", "Version 1 (original)"),
("2", "Version 2 (state resolution v2)"),
("3", "Version 3 (event ID format change)"),
("4", "Version 4 (URL-safe base64 event IDs)"),
("5", "Version 5 (enforce integer power levels)"),
("6", "Version 6 (strict JSON canonicalization)"),
("7", "Version 7 (knock support)"),
("8", "Version 8 (restricted join rules)"),
("9", "Version 9 (updated restricted join rules)"),
("10", "Version 10 (whole event authorization)"),
("11", "Version 11 (latest stable)"),
];
/// State for the upgrade process.
#[derive(Clone, Debug, PartialEq)]
enum UpgradeStep {
/// Selecting target version
SelectVersion,
/// Confirming the upgrade
Confirm,
/// Upgrade in progress
Upgrading,
/// Upgrade complete
Done(String),
/// Upgrade failed
Error(String),
}
/// Dialog for upgrading a room to a newer room version.
#[component]
pub fn RoomUpgradeDialog(room_id: String, on_close: EventHandler<()>) -> Element {
let mut state = use_context::<Signal<AppState>>();
let mut step = use_signal(|| UpgradeStep::SelectVersion);
let mut target_version = use_signal(|| "11".to_string());
let mut current_version = use_signal(|| "loading...".to_string());
let rid_for_load = room_id.clone();
use_effect(move || {
let rid = rid_for_load.clone();
spawn(async move {
let version = load_current_room_version(state, &rid)
.await
.unwrap_or_else(|_| "unknown".to_string());
current_version.set(version);
});
});
let current_step = step.read().clone();
let selected_version = target_version.read().clone();
let current_room_version = current_version.read().clone();
let rid = room_id.clone();
let on_confirm = move |_| {
step.set(UpgradeStep::Upgrading);
let rid = rid.clone();
let version = target_version.read().clone();
spawn(async move {
let result = perform_room_upgrade(state, &rid, &version).await;
match result {
Ok(new_room_id) => {
step.set(UpgradeStep::Done(new_room_id));
}
Err(e) => {
step.set(UpgradeStep::Error(e));
}
}
});
};
rsx! {
Modal {
title: "Upgrade Room".to_string(),
on_close: move |_| on_close.call(()),
div {
class: "room-upgrade-dialog",
match current_step {
UpgradeStep::SelectVersion => rsx! {
div {
class: "room-upgrade-dialog__section",
p {
class: "room-upgrade-dialog__current",
"Current room version: "
strong { "{current_room_version}" }
}
}
div {
class: "room-upgrade-dialog__section",
label {
class: "room-upgrade-dialog__label",
"Upgrade to version:"
}
select {
class: "room-upgrade-dialog__select settings-input",
value: "{selected_version}",
oninput: move |evt| target_version.set(evt.value()),
for (ver, desc) in ROOM_VERSIONS.iter() {
{
let ver_str = ver.to_string();
let desc_str = desc.to_string();
rsx! {
option {
value: "{ver_str}",
"{desc_str}"
}
}
}
}
}
}
div {
class: "room-upgrade-dialog__actions",
button {
class: "btn btn--secondary",
onclick: move |_| on_close.call(()),
"Cancel"
}
button {
class: "btn btn--primary",
onclick: move |_| step.set(UpgradeStep::Confirm),
"Next"
}
}
},
UpgradeStep::Confirm => rsx! {
div {
class: "room-upgrade-dialog__warning",
div {
class: "room-upgrade-dialog__warning-icon",
"Warning"
}
div {
class: "room-upgrade-dialog__warning-text",
p {
"Upgrading this room will create a new room with the selected version. "
"The old room will be marked as replaced."
}
p {
"All members will be invited to the new room automatically. "
"However, some older clients may not follow the upgrade link."
}
p {
strong { "This action cannot be undone." }
}
}
}
div {
class: "room-upgrade-dialog__summary",
p {
"Upgrading from version "
strong { "{current_room_version}" }
" to version "
strong { "{selected_version}" }
}
}
div {
class: "room-upgrade-dialog__actions",
button {
class: "btn btn--secondary",
onclick: move |_| step.set(UpgradeStep::SelectVersion),
"Back"
}
button {
class: "btn btn--danger",
onclick: on_confirm,
"Upgrade Room"
}
}
},
UpgradeStep::Upgrading => rsx! {
div {
class: "room-upgrade-dialog__progress",
div { class: "spinner" }
p { "Upgrading room... This may take a moment." }
}
},
UpgradeStep::Done(ref new_room_id) => {
let new_id = new_room_id.clone();
rsx! {
div {
class: "room-upgrade-dialog__success",
div {
class: "room-upgrade-dialog__success-icon",
"Room Upgraded"
}
p { "The room has been successfully upgraded." }
p {
class: "room-upgrade-dialog__new-room-id",
"New room: "
code { "{new_id}" }
}
}
div {
class: "room-upgrade-dialog__actions",
button {
class: "btn btn--secondary",
onclick: move |_| on_close.call(()),
"Close"
}
button {
class: "btn btn--primary",
onclick: {
let new_id = new_id.clone();
move |_| {
if let Ok(room_id) = OwnedRoomId::try_from(new_id.as_str()) {
let mut s = state.write();
s.active_room_id = Some(room_id.clone());
s.current_view = AppView::Room(room_id);
}
on_close.call(());
}
},
"Join New Room"
}
}
}
},
UpgradeStep::Error(ref error_msg) => {
let err = error_msg.clone();
rsx! {
div {
class: "room-upgrade-dialog__error",
p {
class: "room-upgrade-dialog__error-text",
"Failed to upgrade room: {err}"
}
}
div {
class: "room-upgrade-dialog__actions",
button {
class: "btn btn--secondary",
onclick: move |_| step.set(UpgradeStep::SelectVersion),
"Try Again"
}
button {
class: "btn btn--secondary",
onclick: move |_| on_close.call(()),
"Close"
}
}
}
},
}
}
}
}
}
/// Perform the room upgrade via the Matrix API.
pub async fn perform_room_upgrade(
state: Signal<AppState>,
room_id_str: &str,
new_version: &str,
) -> Result<String, String> {
let client = { state.read().client.clone() };
let client = client.ok_or_else(|| "Not logged in".to_string())?;
let room_id: OwnedRoomId = room_id_str
.try_into()
.map_err(|e| format!("Invalid room ID: {e}"))?;
let _room = client
.get_room(&room_id)
.ok_or_else(|| format!("Room not found: {room_id}"))?;
// Use the room upgrade API endpoint
use matrix_sdk::ruma::api::client::room::upgrade_room::v3::Request;
use matrix_sdk::ruma::RoomVersionId;
let version_id = RoomVersionId::try_from(new_version)
.map_err(|e| format!("Invalid room version: {e}"))?;
let request = Request::new(room_id.clone(), version_id);
match client.send(request).await {
Ok(response) => {
let new_room_id = response.replacement_room.to_string();
tracing::info!(
"Room {} upgraded to version {}, new room: {}",
room_id, new_version, new_room_id
);
Ok(new_room_id)
}
Err(e) => {
tracing::error!("Room upgrade failed: {e}");
Err(format!("Room upgrade failed: {e}"))
}
}
}
async fn load_current_room_version(
state: Signal<AppState>,
room_id_str: &str,
) -> Result<String, String> {
let client = { state.read().client.clone() };
let client = client.ok_or_else(|| "Not logged in".to_string())?;
let room_id: OwnedRoomId = room_id_str
.try_into()
.map_err(|e| format!("Invalid room ID: {e}"))?;
let room = client
.get_room(&room_id)
.ok_or_else(|| format!("Room not found: {room_id}"))?;
let Some(raw) = room
.get_state_event(matrix_sdk::ruma::events::StateEventType::RoomCreate, "")
.await
.map_err(|e| format!("Failed to read room version: {e}"))?
else {
return Ok("unknown".to_string());
};
let value = raw_state_event_json(raw)?;
Ok(value
.get("content")
.and_then(|content| content.get("room_version"))
.and_then(|version| version.as_str())
.unwrap_or("1")
.to_string())
}
fn raw_state_event_json(raw: RawAnySyncOrStrippedState) -> Result<serde_json::Value, String> {
match raw {
RawAnySyncOrStrippedState::Sync(raw) => raw
.deserialize_as::<serde_json::Value>()
.map_err(|e| format!("Failed to parse room state: {e}")),
RawAnySyncOrStrippedState::Stripped(raw) => raw
.deserialize_as::<serde_json::Value>()
.map_err(|e| format!("Failed to parse room state: {e}")),
}
}
/// Banner component shown when a room has been upgraded (tombstone event).
/// This is displayed at the top of the timeline when the room has a tombstone.
#[component]
pub fn RoomUpgradeBanner(
successor_room_id: Option<String>,
tombstone_body: Option<String>,
) -> Element {
let mut state = use_context::<Signal<AppState>>();
let body = tombstone_body.unwrap_or_else(|| {
"This room has been upgraded and is no longer active.".to_string()
});
rsx! {
div {
class: "room-upgrade-banner",
div {
class: "room-upgrade-banner__icon",
"Upgraded"
}
div {
class: "room-upgrade-banner__content",
p {
class: "room-upgrade-banner__text",
"{body}"
}
if let Some(ref new_id) = successor_room_id {
{
let new_id_str = new_id.clone();
rsx! {
button {
class: "btn btn--primary btn--sm room-upgrade-banner__join-btn",
onclick: move |_| {
if let Ok(room_id) = OwnedRoomId::try_from(new_id_str.as_str()) {
let mut s = state.write();
s.active_room_id = Some(room_id.clone());
s.current_view = AppView::Room(room_id);
}
},
"Join New Room"
}
}
}
}
}
}
}
}