prometeu-runtime/crates/console/prometeu-firmware/src/firmware/firmware_step_load_cartridge.rs
2026-07-05 09:31:27 +01:00

136 lines
4.7 KiB
Rust

use crate::firmware::firmware_state::{
AppCrashesStep, FirmwareState, GameRunningStep, HubHomeStep, ShellRunningStep,
};
use crate::firmware::prometeu_context::PrometeuContext;
use crate::firmware::resident_game_termination;
use prometeu_hal::app_mode::AppMode;
use prometeu_hal::cartridge::Cartridge;
use prometeu_hal::color::Color;
use prometeu_hal::log::{LogLevel, LogSource};
use prometeu_hal::primitives::Rect;
use prometeu_system::CrashReport;
use prometeu_system::windows::WindowOwner;
#[derive(Debug, Clone)]
pub struct LoadCartridgeStep {
pub cartridge: Cartridge,
init_error: Option<CrashReport>,
loaded_task_id: Option<prometeu_system::task::TaskId>,
loaded_app_mode: Option<AppMode>,
failure_recovery: LoadCartridgeFailureRecovery,
}
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
enum LoadCartridgeFailureRecovery {
AppCrash,
ReturnToHub,
}
impl LoadCartridgeStep {
pub fn new(cartridge: Cartridge) -> Self {
Self {
cartridge,
init_error: None,
loaded_task_id: None,
loaded_app_mode: None,
failure_recovery: LoadCartridgeFailureRecovery::AppCrash,
}
}
pub fn new_game_switch(cartridge: Cartridge) -> Self {
Self { failure_recovery: LoadCartridgeFailureRecovery::ReturnToHub, ..Self::new(cartridge) }
}
pub fn on_enter(&mut self, ctx: &mut PrometeuContext) {
ctx.os.log(
LogLevel::Info,
LogSource::Pos,
0,
format!("Loading cartridge: {}", self.cartridge.title),
);
ctx.platform.game2d_frame_composer().unbind_scene();
// Initialize Asset Manager
ctx.platform.assets_mut().initialize_for_cartridge(
self.cartridge.asset_table.clone(),
self.cartridge.preload.clone(),
self.cartridge.assets.clone(),
);
match ctx.os.sessions().load_vm_cartridge(&self.cartridge) {
Ok(loaded) => {
self.loaded_task_id = Some(loaded.task_id);
self.loaded_app_mode = Some(loaded.app_mode);
}
Err(report) => {
self.init_error = Some(report.into_crash_report("load VM cartridge into session"));
}
}
}
pub fn on_update(&mut self, ctx: &mut PrometeuContext) -> Option<FirmwareState> {
if let Some(report) = self.init_error.take() {
if self.failure_recovery == LoadCartridgeFailureRecovery::ReturnToHub {
if self.cartridge.app_mode == AppMode::Game
&& let Some(task_id) = ctx.os.lifecycle().resident_game_task()
{
let is_partial_target = ctx
.os
.sessions()
.vm_session_for_task(task_id)
.map(|session| session.app_id == self.cartridge.app_id)
.unwrap_or(false);
if is_partial_target {
let _ = resident_game_termination::terminate_resident_game(
ctx.os,
ctx.platform,
false,
);
}
}
ctx.os.log(
LogLevel::Error,
LogSource::Hub,
0,
format!(
"Failed to switch to game {} app_id {}; returning to Home: {:?}",
self.cartridge.title, self.cartridge.app_id, report
),
);
return Some(FirmwareState::HubHome(HubHomeStep));
}
return Some(FirmwareState::AppCrashes(AppCrashesStep { report }));
}
let Some(task_id) = self.loaded_task_id.take() else {
let report = CrashReport::VmPanic {
message: format!(
"cartridge {} was not loaded into a VM session",
self.cartridge.title
),
pc: None,
};
return Some(FirmwareState::AppCrashes(AppCrashesStep { report }));
};
if self.loaded_app_mode == Some(AppMode::Shell) {
let id = ctx.os.windows().add_window(
self.cartridge.title.clone(),
WindowOwner::Task(task_id),
Rect { x: 40, y: 20, w: 240, h: 140 },
Color::WHITE,
);
ctx.os.windows().set_focus(id);
return Some(FirmwareState::ShellRunning(ShellRunningStep::new(task_id)));
}
Some(FirmwareState::GameRunning(GameRunningStep::new(task_id)))
}
pub fn on_exit(&mut self, _ctx: &mut PrometeuContext) {}
}