Got it working

src/lib.rs

@@ -10,7 +10,53 @@ pub mod meta_type {
 }
 
 pub mod meta_next {
+    use lofty::file::AudioFile;
+
     use super::*;
+
+    fn get_type(t: meta_type::Type) -> Result<String, std::io::Error> {
+        match t {
+            meta_type::Type::Title => Ok("TITLE".to_owned()),
+            meta_type::Type::Artist => Ok("ARTIST".to_owned()),
+            meta_type::Type::Album => Ok("ALBUM".to_owned()),
+            meta_type::Type::Genre => Ok("GENRE".to_owned()),
+            meta_type::Type::Year => Ok("YEAR".to_owned()),
+            meta_type::Type::Track => Ok("TRACK".to_owned()),
+        }
+    }
+
+    pub fn get_meta(t: meta_type::Type, filepath: &String) -> Result<String, std::io::Error> {
+        match std::fs::File::open(filepath) {
+            Ok(mut content) => {
+                match lofty::flac::FlacFile::read_from(
+                    &mut content,
+                    lofty::config::ParseOptions::new(),
+                ) {
+                    Ok(flac_file) => match flac_file.vorbis_comments() {
+                        Some(vb) => {
+                            let type_str: String = get_type(t).unwrap();
+                            match vb.get(&type_str) {
+                                Some(val) => Ok(val.to_owned()),
+                                None => Err(std::io::Error::new(
+                                    std::io::ErrorKind::InvalidData,
+                                    "Could not get tag data",
+                                )),
+                            }
+                        }
+                        None => Err(std::io::Error::new(
+                            std::io::ErrorKind::InvalidData,
+                            "No tags found",
+                        )),
+                    },
+                    Err(err) => Err(std::io::Error::new(
+                        std::io::ErrorKind::InvalidData,
+                        err.to_string(),
+                    )),
+                }
+            }
+            Err(err) => Err(err),
+        }
+    }
 }
 
 #[cfg(test)]
@@ -27,10 +73,9 @@ mod tests {
         println!("Path: {:?}", full_path);
 
         assert!(full_path.exists(), "Path does not exists {:?}", full_path);
-        let _filepath = full_path.display().to_string();
+        let filepath = full_path.display().to_string();
 
-        /*
+        match meta_next::get_meta(meta_type::Type::Title, &filepath) {
-        match meta_nouveaou::get_meta(meta_type::Type::Title, &filepath) {
             Ok(title) => {
                 let found = title == "Just roll it";
                 assert!(found, "Meta information was not found {:?}", title);
@@ -39,6 +84,5 @@ mod tests {
                 assert!(false, "Error: {:?}", err);
             }
         }
-        */
     }
 }