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use sysinfo::{ProcessExt, ProcessStatus, RefreshKind, System, SystemExt};
// TODO: Fix this - CPU Up, and CPU Down!
enum ProcessSorting {
CPU,
MEM,
PID,
Status,
}
fn main() {
let mut system = System::new();
system.refresh_all();
draw_sorted_processes(ProcessSorting::CPU, true, &system);
}
// Possible process info struct?
#[derive(Debug)]
struct ProcessInfo<'a> {
pid: u32,
cpu_usage: f32,
mem_usage: u64,
uptime: u64,
command: &'a str,
//status: &'a str,
// TODO: Env?
}
fn get_status(status: ProcessStatus) -> &'static str {
match status {
ProcessStatus::Idle => "Idle",
ProcessStatus::Run => "Run",
ProcessStatus::Sleep => "Sleep",
ProcessStatus::Zombie => "Zombie",
ProcessStatus::Tracing => "Tracing",
ProcessStatus::Dead => "Dead",
_ => "Unknown",
}
}
fn draw_sorted_processes(sorting_method: ProcessSorting, reverse_order: bool, sys: &System) {
let process_hashmap = sys.get_process_list();
// Read into a btreemap, based on sorting type.
// TODO: Evaluate whether this is too slow!
let mut process_vector: Vec<sysinfo::Process> = process_hashmap.iter().map(|(_, process)| process.clone()).collect();
match sorting_method {
ProcessSorting::CPU => process_vector.sort_by(|a, b| {
let a_usage = a.cpu_usage();
let b_usage = b.cpu_usage();
if a_usage > b_usage {
if reverse_order {
std::cmp::Ordering::Less
} else {
std::cmp::Ordering::Greater
}
} else if a_usage < b_usage {
if reverse_order {
std::cmp::Ordering::Greater
} else {
std::cmp::Ordering::Less
}
} else {
std::cmp::Ordering::Equal
}
}),
ProcessSorting::MEM => {}
ProcessSorting::PID => {}
ProcessSorting::Status => {}
}
let mut formatted_vector: Vec<ProcessInfo> = Vec::new();
for process in &mut process_vector {
formatted_vector.push(ProcessInfo {
cpu_usage: process.cpu_usage(),
command: process.name(),
mem_usage: process.memory(),
uptime: process.start_time(),
pid: process.pid() as u32,
});
}
for process in formatted_vector {
println!("{:?}", process);
}
}
fn get_timestamped_temperature() {}
fn draw_temperatures() {}
fn get_timestamped_cpu_data() {}
fn draw_cpu_data() {}
fn get_timestamped_ram_data() {}
fn draw_ram_data() {}
fn get_timestamped_network_data() {}
fn draw_network_data() {}
fn get_timestamped_drive_data() {}
fn draw_drive_usage_data() {}
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