37 lines
868 B
Rust
37 lines
868 B
Rust
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use once_cell::sync::OnceCell;
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use parking_lot::Mutex;
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use std::{collections::VecDeque, sync::Arc};
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const LOGS_QUEUE_LEN: usize = 100;
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pub struct Logger {
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log_data: Arc<Mutex<VecDeque<String>>>,
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}
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impl Logger {
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pub fn global() -> &'static Logger {
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static LOGGER: OnceCell<Logger> = OnceCell::new();
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LOGGER.get_or_init(|| Logger {
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log_data: Arc::new(Mutex::new(VecDeque::with_capacity(LOGS_QUEUE_LEN + 10))),
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})
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}
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pub fn get_log(&self) -> VecDeque<String> {
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self.log_data.lock().clone()
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}
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pub fn set_log(&self, text: String) {
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let mut logs = self.log_data.lock();
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if logs.len() > LOGS_QUEUE_LEN {
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logs.pop_front();
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}
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logs.push_back(text);
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}
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pub fn clear_log(&self) {
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let mut logs = self.log_data.lock();
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logs.clear();
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}
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}
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