From 849d827486c75b2ab223d7b0e638dbb5b74d4d1d Mon Sep 17 00:00:00 2001
From: hozan23 <hozan23@proton.me>
Date: Thu, 9 Nov 2023 11:38:19 +0300
Subject: rename crates

---
 karyons_core/src/async_utils/backoff.rs | 115 --------------------------------
 1 file changed, 115 deletions(-)
 delete mode 100644 karyons_core/src/async_utils/backoff.rs

(limited to 'karyons_core/src/async_utils/backoff.rs')

diff --git a/karyons_core/src/async_utils/backoff.rs b/karyons_core/src/async_utils/backoff.rs
deleted file mode 100644
index f7e131d..0000000
--- a/karyons_core/src/async_utils/backoff.rs
+++ /dev/null
@@ -1,115 +0,0 @@
-use std::{
-    cmp::min,
-    sync::atomic::{AtomicBool, AtomicU32, Ordering},
-    time::Duration,
-};
-
-use smol::Timer;
-
-/// Exponential backoff
-/// <https://en.wikipedia.org/wiki/Exponential_backoff>
-///
-/// # Examples
-///
-/// ```
-/// use karyons_core::async_utils::Backoff;
-///
-///  async {
-///     let backoff = Backoff::new(300, 3000);
-///
-///     loop {
-///         backoff.sleep().await;
-///     
-///         // do something
-///         break;
-///     }
-///
-///     backoff.reset();
-///
-///     // ....
-///  };
-///
-/// ```
-///
-pub struct Backoff {
-    /// The base delay in milliseconds for the initial retry.
-    base_delay: u64,
-    /// The max delay in milliseconds allowed for a retry.
-    max_delay: u64,
-    /// Atomic counter
-    retries: AtomicU32,
-    /// Stop flag
-    stop: AtomicBool,
-}
-
-impl Backoff {
-    /// Creates a new Backoff.
-    pub fn new(base_delay: u64, max_delay: u64) -> Self {
-        Self {
-            base_delay,
-            max_delay,
-            retries: AtomicU32::new(0),
-            stop: AtomicBool::new(false),
-        }
-    }
-
-    /// Sleep based on the current retry count and delay values.
-    /// Retruns the delay value.
-    pub async fn sleep(&self) -> u64 {
-        if self.stop.load(Ordering::SeqCst) {
-            Timer::after(Duration::from_millis(self.max_delay)).await;
-            return self.max_delay;
-        }
-
-        let retries = self.retries.load(Ordering::SeqCst);
-        let delay = self.base_delay * (2_u64).pow(retries);
-        let delay = min(delay, self.max_delay);
-
-        if delay == self.max_delay {
-            self.stop.store(true, Ordering::SeqCst);
-        }
-
-        self.retries.store(retries + 1, Ordering::SeqCst);
-
-        Timer::after(Duration::from_millis(delay)).await;
-        delay
-    }
-
-    /// Reset the retry counter to 0.
-    pub fn reset(&self) {
-        self.retries.store(0, Ordering::SeqCst);
-        self.stop.store(false, Ordering::SeqCst);
-    }
-}
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-    use std::sync::Arc;
-
-    #[test]
-    fn test_backoff() {
-        smol::block_on(async move {
-            let backoff = Arc::new(Backoff::new(5, 15));
-            let backoff_c = backoff.clone();
-            smol::spawn(async move {
-                let delay = backoff_c.sleep().await;
-                assert_eq!(delay, 5);
-
-                let delay = backoff_c.sleep().await;
-                assert_eq!(delay, 10);
-
-                let delay = backoff_c.sleep().await;
-                assert_eq!(delay, 15);
-            })
-            .await;
-
-            smol::spawn(async move {
-                backoff.reset();
-                let delay = backoff.sleep().await;
-                assert_eq!(delay, 5);
-            })
-            .await;
-        });
-    }
-}
-- 
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