//---------------------------------------------------------------------------------------------------- Use
use crate::constants::{
	GUPAX_VERSION,
	P2POOL_VERSION,
	XMRIG_VERSION,
	OS_NAME,
	COMMIT,
};

//----------------------------------------------------------------------------------------------------
/// Set custom panic hook.
pub(crate) fn set_panic_hook(now: std::time::Instant) {
	std::panic::set_hook(Box::new(move |panic_info| {
		// Set stack-trace.
		let stack_trace = std::backtrace::Backtrace::force_capture();
		let args = std::env::args_os();
		let uptime = now.elapsed().as_secs_f32();

		// Re-format panic info.
		let panic_info = format!(
"{panic_info:#?}

info:
   OS      | {OS_NAME}
   args    | {args:?}
   commit  | {COMMIT}
   gupax   | {GUPAX_VERSION}
   p2pool  | {P2POOL_VERSION} (bundled)
   xmrig   | {XMRIG_VERSION} (bundled)
   uptime  | {uptime} seconds

stack backtrace:\n{stack_trace}",
		);

		// Attempt to write panic info to disk.
		match crate::disk::get_gupax_data_path() {
			Ok(mut path) => {
				path.push("crash.txt");
				match std::fs::write(&path, &panic_info) {
					Ok(_)  => eprintln!("\nmass_panic!() - Saved panic log to: {}\n", path.display()),
					Err(e) => eprintln!("\nmass_panic!() - Could not save panic log: {e}\n"),
				}
			},
			Err(e) => eprintln!("panic_hook PATH error: {e}"),
		}

		// Exit all threads.
		benri::mass_panic!(panic_info);
	}));
}