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-rw-r--r--pkgs/by-name/mp/mpdpopm/src/dj/algorithms.rs12
1 files changed, 8 insertions, 4 deletions
diff --git a/pkgs/by-name/mp/mpdpopm/src/dj/algorithms.rs b/pkgs/by-name/mp/mpdpopm/src/dj/algorithms.rs
index 3587df93..0004fd17 100644
--- a/pkgs/by-name/mp/mpdpopm/src/dj/algorithms.rs
+++ b/pkgs/by-name/mp/mpdpopm/src/dj/algorithms.rs
@@ -4,7 +4,7 @@ use std::{
};
use anyhow::{Context, Result};
-use rand::{RngExt, distr};
+use rand::{RngExt, distr, seq::SliceRandom};
use tracing::info;
use crate::{clients::Client, storage};
@@ -115,9 +115,13 @@ impl Algorithm for Discovery {
// We split the tracks into three thirds, so that we can also force a pick from e.g.
// the lower third (the negative ones).
- let negative = sorted_tracks.drain(..len).collect::<Vec<_>>();
- let neutral = sorted_tracks.drain(..len).collect::<Vec<_>>();
- let positive = sorted_tracks;
+ let mut negative = sorted_tracks.drain(..len).collect::<Vec<_>>();
+ let mut neutral = sorted_tracks.drain(..len).collect::<Vec<_>>();
+ let mut positive = sorted_tracks;
+
+ negative.shuffle(&mut rng);
+ neutral.shuffle(&mut rng);
+ positive.shuffle(&mut rng);
assert_eq!(negative.len(), neutral.len());