dtmt/crates/dtmm/src/state/delegate.rs

244 lines
8.8 KiB
Rust

use std::sync::Arc;
use druid::{
AppDelegate, Command, DelegateCtx, Env, FileInfo, Handled, Selector, SingleUse, Target,
};
use tokio::sync::mpsc::UnboundedSender;
use super::{ModInfo, State};
pub(crate) const ACTION_SELECT_MOD: Selector<usize> = Selector::new("dtmm.action.select-mod");
pub(crate) const ACTION_SELECTED_MOD_UP: Selector = Selector::new("dtmm.action.selected-mod-up");
pub(crate) const ACTION_SELECTED_MOD_DOWN: Selector =
Selector::new("dtmm.action.selected-mod-down");
pub(crate) const ACTION_START_DELETE_SELECTED_MOD: Selector<SingleUse<Arc<ModInfo>>> =
Selector::new("dtmm.action.srart-delete-selected-mod");
pub(crate) const ACTION_FINISH_DELETE_SELECTED_MOD: Selector<SingleUse<Arc<ModInfo>>> =
Selector::new("dtmm.action.finish-delete-selected-mod");
pub(crate) const ACTION_START_DEPLOY: Selector = Selector::new("dtmm.action.start-deploy");
pub(crate) const ACTION_FINISH_DEPLOY: Selector = Selector::new("dtmm.action.finish-deploy");
pub(crate) const ACTION_START_RESET_DEPLOYMENT: Selector =
Selector::new("dtmm.action.start-reset-deployment");
pub(crate) const ACTION_FINISH_RESET_DEPLOYMENT: Selector =
Selector::new("dtmm.action.finish-reset-deployment");
pub(crate) const ACTION_ADD_MOD: Selector<FileInfo> = Selector::new("dtmm.action.add-mod");
pub(crate) const ACTION_FINISH_ADD_MOD: Selector<SingleUse<Arc<ModInfo>>> =
Selector::new("dtmm.action.finish-add-mod");
pub(crate) const ACTION_LOG: Selector<SingleUse<String>> = Selector::new("dtmm.action.log");
pub(crate) const ACTION_START_SAVE_SETTINGS: Selector =
Selector::new("dtmm.action.start-save-settings");
pub(crate) const ACTION_FINISH_SAVE_SETTINGS: Selector =
Selector::new("dtmm.action.finish-save-settings");
pub(crate) const ACTION_SET_DIRTY: Selector = Selector::new("dtmm.action.set-dirty");
pub(crate) enum AsyncAction {
DeployMods(State),
ResetDeployment(State),
AddMod((State, FileInfo)),
DeleteMod((State, Arc<ModInfo>)),
SaveSettings(State),
}
pub(crate) struct Delegate {
sender: UnboundedSender<AsyncAction>,
}
impl Delegate {
pub fn new(sender: UnboundedSender<AsyncAction>) -> Self {
Self { sender }
}
}
impl AppDelegate<State> for Delegate {
#[tracing::instrument(name = "Delegate", skip_all)]
fn command(
&mut self,
ctx: &mut DelegateCtx,
_target: Target,
cmd: &Command,
state: &mut State,
_env: &Env,
) -> Handled {
if cfg!(debug_assertions) && !cmd.is(ACTION_LOG) {
tracing::trace!(?cmd);
}
match cmd {
cmd if cmd.is(ACTION_START_DEPLOY) => {
if self
.sender
.send(AsyncAction::DeployMods(state.clone()))
.is_ok()
{
state.is_deployment_in_progress = true;
} else {
tracing::error!("Failed to queue action to deploy mods");
}
Handled::Yes
}
cmd if cmd.is(ACTION_FINISH_DEPLOY) => {
state.is_deployment_in_progress = false;
state.dirty = false;
Handled::Yes
}
cmd if cmd.is(ACTION_START_RESET_DEPLOYMENT) => {
if self
.sender
.send(AsyncAction::ResetDeployment(state.clone()))
.is_ok()
{
state.is_reset_in_progress = true;
} else {
tracing::error!("Failed to queue action to reset mod deployment");
}
Handled::Yes
}
cmd if cmd.is(ACTION_FINISH_RESET_DEPLOYMENT) => {
state.is_reset_in_progress = false;
Handled::Yes
}
cmd if cmd.is(ACTION_SELECT_MOD) => {
let index = cmd
.get(ACTION_SELECT_MOD)
.expect("command type matched but didn't contain the expected value");
state.select_mod(*index);
// ctx.submit_command(ACTION_START_SAVE_SETTINGS);
Handled::Yes
}
cmd if cmd.is(ACTION_SELECTED_MOD_UP) => {
let Some(i) = state.selected_mod_index else {
return Handled::No;
};
let len = state.mods.len();
if len == 0 || i == 0 {
return Handled::No;
}
state.mods.swap(i, i - 1);
state.selected_mod_index = Some(i - 1);
// ctx.submit_command(ACTION_START_SAVE_SETTINGS);
Handled::Yes
}
cmd if cmd.is(ACTION_SELECTED_MOD_DOWN) => {
let Some(i) = state.selected_mod_index else {
return Handled::No;
};
let len = state.mods.len();
if len == 0 || i == usize::MAX || i >= len - 1 {
return Handled::No;
}
state.mods.swap(i, i + 1);
state.selected_mod_index = Some(i + 1);
// ctx.submit_command(ACTION_START_SAVE_SETTINGS);
Handled::Yes
}
cmd if cmd.is(ACTION_START_DELETE_SELECTED_MOD) => {
let info = cmd
.get(ACTION_START_DELETE_SELECTED_MOD)
.and_then(|info| info.take())
.expect("command type matched but didn't contain the expected value");
if self
.sender
.send(AsyncAction::DeleteMod((state.clone(), info)))
.is_err()
{
tracing::error!("Failed to queue action to deploy mods");
}
Handled::Yes
}
cmd if cmd.is(ACTION_FINISH_DELETE_SELECTED_MOD) => {
let info = cmd
.get(ACTION_FINISH_DELETE_SELECTED_MOD)
.and_then(|info| info.take())
.expect("command type matched but didn't contain the expected value");
let found = state.mods.iter().enumerate().find(|(_, i)| i.id == info.id);
let Some((index, _)) = found else {
return Handled::No;
};
state.mods.remove(index);
Handled::Yes
}
cmd if cmd.is(ACTION_ADD_MOD) => {
let info = cmd
.get(ACTION_ADD_MOD)
.expect("command type matched but didn't contain the expected value");
if self
.sender
.send(AsyncAction::AddMod((state.clone(), info.clone())))
.is_err()
{
tracing::error!("Failed to queue action to add mod");
}
Handled::Yes
}
cmd if cmd.is(ACTION_FINISH_ADD_MOD) => {
let info = cmd
.get(ACTION_FINISH_ADD_MOD)
.expect("command type matched but didn't contain the expected value");
if let Some(info) = info.take() {
state.add_mod(info);
}
Handled::Yes
}
cmd if cmd.is(ACTION_LOG) => {
let line = cmd
.get(ACTION_LOG)
.expect("command type matched but didn't contain the expected value");
if let Some(line) = line.take() {
state.add_log_line(line);
}
Handled::Yes
}
cmd if cmd.is(ACTION_START_SAVE_SETTINGS) => {
if state.is_save_in_progress {
state.is_next_save_pending = true;
} else if self
.sender
.send(AsyncAction::SaveSettings(state.clone()))
.is_ok()
{
state.is_save_in_progress = true;
} else {
tracing::error!("Failed to queue action to save settings");
}
Handled::Yes
}
cmd if cmd.is(ACTION_FINISH_SAVE_SETTINGS) => {
state.is_save_in_progress = false;
if state.is_next_save_pending {
state.is_next_save_pending = false;
ctx.submit_command(ACTION_START_SAVE_SETTINGS);
}
Handled::Yes
}
cmd if cmd.is(ACTION_SET_DIRTY) => {
state.dirty = true;
Handled::Yes
}
cmd => {
if cfg!(debug_assertions) {
tracing::warn!("Unknown command: {:?}", cmd);
}
Handled::No
}
}
}
}