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cleanup some builtin vars

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elkowar 2023-06-10 20:57:40 +02:00
parent c613275621
commit 25e50eda46
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GPG key ID: 50E76B4711E4C3E4
1 changed files with 68 additions and 48 deletions
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116
crates/eww/src/config/system_stats.rs
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@ -75,13 +75,18 @@ pub fn get_cpus() -> String {
let mut c = SYSTEM.lock().unwrap();
c.refresh_cpu_specifics(sysinfo::CpuRefreshKind::everything());
let cpus = c.cpus();
format!(
r#"{{ "cores": [{}], "avg": {} }}"#,
cpus.iter()
.map(|a| format!(r#"{{"core": "{}", "freq": {}, "usage": {:.0}}}"#, a.name(), a.frequency(), a.cpu_usage()))
.join(","),
cpus.iter().map(|a| a.cpu_usage()).avg()
)
let json = serde_json::json!({
"cores": cpus.iter()
.map(|a| {
serde_json::json!({
"core": a.name(),
"freq": a.frequency(),
"usage": a.cpu_usage() as i64
})
}).collect::<Vec<_>>(),
"avg": cpus.iter().map(|a| a.cpu_usage()).avg()
});
serde_json::to_string(&json).unwrap()
}
#[cfg(target_os = "macos")]
@ -111,48 +116,64 @@ pub fn get_battery_capacity() -> Result<String> {
#[cfg(target_os = "linux")]
pub fn get_battery_capacity() -> Result<String> {
use std::sync::atomic::AtomicBool;
use std::{collections::HashMap, sync::atomic::AtomicBool};
#[derive(serde::Serialize)]
struct BatteryData {
capacity: i64,
status: String,
}
#[derive(serde::Serialize)]
struct Data {
#[serde(flatten)]
batteries: HashMap<String, BatteryData>,
total_avg: f64,
}
let mut current = 0_f64;
let mut total = 0_f64;
let mut json = String::from('{');
for i in
std::path::Path::new("/sys/class/power_supply").read_dir().context("Couldn't read /sys/class/power_supply directory")?
{
let i = i?.path();
if i.is_dir() {
// some ugly hack because if let Some(a) = a && Some(b) = b doesn't work yet
if let (Ok(o), Ok(s)) = (read_to_string(i.join("capacity")), read_to_string(i.join("status"))) {
json.push_str(&format!(
r#"{:?}: {{ "status": "{}", "capacity": {} }},"#,
i.file_name().context("couldn't convert file name to rust string")?,
s.trim_end_matches(|c| c == '\n'),
o.trim_end_matches(|c| c == '\n')
));
if let (Ok(t), Ok(c), Ok(v)) = (
read_to_string(i.join("charge_full")),
read_to_string(i.join("charge_now")),
read_to_string(i.join("voltage_now")),
) {
// (uAh / 1000000) * U = p and that / one million so that we have microwatt
current += ((c.trim_end_matches(|c| c == '\n').parse::<f64>()? / 1000000_f64)
* v.trim_end_matches(|c| c == '\n').parse::<f64>()?)
/ 1000000_f64;
total += ((t.trim_end_matches(|c| c == '\n').parse::<f64>()? / 1000000_f64)
* v.trim_end_matches(|c| c == '\n').parse::<f64>()?)
/ 1000000_f64;
} else if let (Ok(t), Ok(c)) = (read_to_string(i.join("energy_full")), read_to_string(i.join("energy_now"))) {
current += c.trim_end_matches(|c| c == '\n').parse::<f64>()?;
total += t.trim_end_matches(|c| c == '\n').parse::<f64>()?;
} else {
static WARNED: AtomicBool = AtomicBool::new(false);
if !WARNED.load(std::sync::atomic::Ordering::Relaxed) {
WARNED.store(true, std::sync::atomic::Ordering::Relaxed);
log::warn!(
"Failed to get/calculate uWh: the total_avg value of the battery magic var will probably be a \
garbage value that can not be trusted."
);
}
let mut batteries = HashMap::new();
let power_supply_dir = std::path::Path::new("/sys/class/power_supply");
let power_supply_entries = power_supply_dir.read_dir().context("Couldn't read /sys/class/power_supply directory")?;
for entry in power_supply_entries {
let entry = entry?.path();
if !entry.is_dir() {
continue;
}
if let (Ok(capacity), Ok(status)) = (read_to_string(entry.join("capacity")), read_to_string(entry.join("status"))) {
batteries.insert(
entry.file_name().context("Couldn't get filename")?.to_string_lossy().to_string(),
BatteryData {
status: status.trim_end_matches('\n').to_string(),
capacity: capacity.trim_end_matches('\n').parse::<f64>()?.round() as i64,
},
);
if let (Ok(charge_full), Ok(charge_now), Ok(voltage_now)) = (
read_to_string(entry.join("charge_full")),
read_to_string(entry.join("charge_now")),
read_to_string(entry.join("voltage_now")),
) {
// (uAh / 1000000) * U = p and that / one million so that we have microwatt
current += ((charge_now.trim_end_matches('\n').parse::<f64>()? / 1000000_f64)
* voltage_now.trim_end_matches('\n').parse::<f64>()?)
/ 1000000_f64;
total += ((charge_full.trim_end_matches('\n').parse::<f64>()? / 1000000_f64)
* voltage_now.trim_end_matches('\n').parse::<f64>()?)
/ 1000000_f64;
} else if let (Ok(energy_full), Ok(energy_now)) =
(read_to_string(entry.join("energy_full")), read_to_string(entry.join("energy_now")))
{
current += energy_now.trim_end_matches('\n').parse::<f64>()?;
total += energy_full.trim_end_matches('\n').parse::<f64>()?;
} else {
static WARNED: AtomicBool = AtomicBool::new(false);
if !WARNED.load(std::sync::atomic::Ordering::Relaxed) {
WARNED.store(true, std::sync::atomic::Ordering::Relaxed);
log::warn!(
"Failed to get/calculate uWh: the total_avg value of the battery magic var will probably be a garbage \
value that can not be trusted."
);
}
}
}
@ -161,8 +182,7 @@ pub fn get_battery_capacity() -> Result<String> {
return Ok(String::from(""));
}
json.push_str(&format!(r#" "total_avg": {:.1}}}"#, (current / total) * 100_f64));
Ok(json)
Ok(serde_json::to_string(&(Data { batteries, total_avg: (current / total) * 100_f64 })).unwrap())
}
#[cfg(not(target_os = "macos"))]