Added the playlist generator

Cargo.toml

@@ -7,6 +7,7 @@ description = "Online music search for Shanty"
 repository = "ssh://connor@git.rcjohnstone.com:2222/Shanty/search.git"
 
 [dependencies]
+shanty-data = { path = "../shanty-data" }
 shanty-db = { path = "../shanty-db" }
 shanty-tag = { path = "../shanty-tag" }
 sea-orm = { version = "1", features = ["sqlx-sqlite", "runtime-tokio-native-tls"] }

src/error.rs

@@ -15,6 +15,12 @@ pub enum SearchError {
     Other(String),
 }
 
+impl From<shanty_data::DataError> for SearchError {
+    fn from(e: shanty_data::DataError) -> Self {
+        SearchError::Provider(e.to_string())
+    }
+}
+
 impl From<shanty_tag::TagError> for SearchError {
     fn from(e: shanty_tag::TagError) -> Self {
         SearchError::Provider(e.to_string())

src/musicbrainz.rs

@@ -1,19 +1,27 @@
-use shanty_tag::MusicBrainzClient;
+use shanty_data::MetadataFetcher;
-use shanty_tag::provider::MetadataProvider;
+use shanty_data::MusicBrainzFetcher;
+use shanty_data::http::RateLimiter;
 
 use crate::error::SearchResult;
 use crate::provider::{
     AlbumResult, ArtistResult, Discography, DiscographyEntry, SearchProvider, TrackResult,
 };
 
-/// MusicBrainz implementation of `SearchProvider`, wrapping shanty-tag's client.
+/// MusicBrainz implementation of `SearchProvider`, wrapping shanty-data's fetcher.
 pub struct MusicBrainzSearch {
-    client: MusicBrainzClient,
+    client: MusicBrainzFetcher,
 }
 
 impl MusicBrainzSearch {
     pub fn new() -> SearchResult<Self> {
-        let client = MusicBrainzClient::new()
+        let client = MusicBrainzFetcher::new()
+            .map_err(|e| crate::error::SearchError::Provider(e.to_string()))?;
+        Ok(Self { client })
+    }
+
+    /// Create with a shared rate limiter (to coordinate with other MB clients).
+    pub fn with_limiter(limiter: RateLimiter) -> SearchResult<Self> {
+        let client = MusicBrainzFetcher::with_limiter(limiter)
             .map_err(|e| crate::error::SearchError::Provider(e.to_string()))?;
         Ok(Self { client })
     }