From d49be8d3a2f5ebac99ff0b81ee3a5e10da36354c Mon Sep 17 00:00:00 2001
From: Elias Projahn <johrpan@gmail.com>
Date: Thu, 8 Apr 2021 00:18:21 +0200
Subject: [PATCH] database: Remove track iterator from medium

---
 database/src/medium.rs | 43 ------------------------------------------
 1 file changed, 43 deletions(-)

diff --git a/database/src/medium.rs b/database/src/medium.rs
index 7396b9c..c995356 100644
--- a/database/src/medium.rs
+++ b/database/src/medium.rs
@@ -60,49 +60,6 @@ struct TrackRow {
     pub path: String,
 }
 
-/// An iterator that iterates through all tracks within a medium in order.
-pub struct TrackIter<'a> {
-    medium: &'a Medium,
-    track_set_index: usize,
-    track_index: usize,
-}
-
-impl<'a> TrackIter<'a> {
-    /// Create a new iterator that iterates through tracks within the provided medium.
-    fn new(medium: &'a Medium) -> Self {
-        Self {
-            medium,
-            track_set_index: 0,
-            track_index: 0,
-        }
-    }
-}
-
-impl<'a> Iterator for TrackIter<'a> {
-    type Item = &'a Track;
-
-    fn next(&mut self) -> Option<&'a Track> {
-        match self.medium.tracks.get(self.track_set_index) {
-            Some(track_set) => {
-                match track_set.tracks.get(self.track_index) {
-                    Some(track) => {
-                        if self.track_index + 1 < track_set.tracks.len() {
-                            self.track_index += 1;
-                        } else {
-                            self.track_set_index += 1;
-                            self.track_index = 0;
-                        }
-
-                        Some(track)
-                    }
-                    None => None,
-                }
-            }
-            None => None,
-        }
-    }
-}
-
 impl Database {
     /// Update an existing medium or insert a new one.
     pub fn update_medium(&self, medium: Medium) -> Result<()> {