code tidying

modules/taglib/src/impls/file.rs

@@ -13,7 +13,7 @@ pub fn new_taglib_file(
     filepath: String,
     taglib_type: Option<TagLibFileType>,
 ) -> Result<TagLibFile, TagLibError> {
-    let filename_c = CString::new(filepath.clone()).unwrap();
+    let filename_c = CString::new(filepath).unwrap();
     let filename_c_ptr = filename_c.as_ptr();
 
     let file = unsafe {
@@ -70,10 +70,11 @@ impl TagLibFile {
 impl File for TagLibFile {
     fn save(&mut self) -> Result<(), TagLibError> {
         let result = unsafe { bindings::wrap_taglib_file_save(self.ctx) };
-        return match result {
+
+        match result {
             true => Ok(()),
             false => Err(TagLibError::SaveError),
-        };
+        }
     }
 }
 

modules/taglib/src/impls/oggtag.rs

@@ -12,9 +12,9 @@ impl TagLibOggTag {
         let value = unsafe { bindings::wrap_taglib_opustag_get_field(self.ctx, key.as_ptr()) };
 
         if value.is_null() {
-            return None;
+            None
         } else {
-            return c_str_to_str(value);
+            c_str_to_str(value)
         }
     }
 

modules/taglib/src/impls/tag.rs

@@ -9,7 +9,8 @@ pub struct TagLibTag {
 impl Tag for TagLibTag {
     fn title(&self) -> Option<String> {
         let title_ref = unsafe { bindings::wrap_taglib_tag_title(self.ctx) };
-        return c_str_to_str(title_ref);
+
+        c_str_to_str(title_ref)
     }
     fn set_title(&mut self, title: String) {
         let title = CString::new(title).unwrap();
@@ -18,7 +19,8 @@ impl Tag for TagLibTag {
     }
     fn artist(&self) -> Option<String> {
         let artist_ref = unsafe { bindings::wrap_taglib_tag_artist(self.ctx) };
-        return c_str_to_str(artist_ref);
+
+        c_str_to_str(artist_ref)
     }
     fn set_artist(&mut self, artist: String) {
         let artist = CString::new(artist).unwrap();

src/args.rs

@@ -4,10 +4,10 @@ use clap::{Args, Parser, Subcommand};
 #[clap()]
 pub struct CLIArgs {
     #[clap(subcommand)]
-    pub command: Option<Commands>,
+    pub command: Commands,
 }
 
-#[derive(Debug, Subcommand)]
+#[derive(Debug, Clone, Subcommand)]
 pub enum Commands {
     Process(ProcessCommandArgs),
     Genhtml(GenHTMLCommandArgs),
@@ -17,7 +17,7 @@ pub enum Commands {
     GetTags(GetTagsCommandArgs),
 }
 
-#[derive(Debug, Args)]
+#[derive(Debug, Clone, Args)]
 pub struct ProcessCommandArgs {
     pub source: String,
     #[clap(long)]
@@ -30,7 +30,7 @@ pub struct ProcessCommandArgs {
     pub replaygain_threads: Option<u32>,
 }
 
-#[derive(Debug, Args)]
+#[derive(Debug, Clone, Args)]
 pub struct GenHTMLCommandArgs {
     pub source: String,
     pub dest: String,
@@ -42,7 +42,7 @@ pub struct GenHTMLCommandArgs {
     pub link_base: Option<String>,
 }
 
-#[derive(Debug, Args)]
+#[derive(Debug, Clone, Args)]
 pub struct TranscodeCommandArgs {
     pub source: String,
     pub dest: String,

src/commands/copy.rs

@@ -23,7 +23,7 @@ use crate::{
 };
 
 pub fn copy_command(
-    _args: &CLIArgs,
+    _args: CLIArgs,
     copy_args: &CopyCommandArgs,
 ) -> Result<(), Box<dyn std::error::Error>> {
     if copy_args.transcode_config.is_none() && copy_args.transcode_preset.is_none() {
@@ -56,6 +56,7 @@ pub fn copy_command(
 
         for file in files.iter() {
             let filename = file.join_filename();
+
             if let Entry::Vacant(entry) = seen.entry(filename.clone()) {
                 entry.insert(true);
             } else {
@@ -82,7 +83,7 @@ pub fn copy_command(
         for directory in directories.iter() {
             fs::create_dir_all(
                 PathBuf::from_str(copy_args.dest.as_str())
-                    .unwrap()
+                    .expect("invalid destination")
                     .join(directory),
             )?;
         }
@@ -107,14 +108,15 @@ pub fn copy_command(
 fn copy_file(file: &File, copy_args: &CopyCommandArgs) -> Result<(), Box<dyn std::error::Error>> {
     let from_path = file.join_path_to();
 
-    let to_path_dest = PathBuf::from_str(copy_args.dest.as_str()).unwrap();
+    let to_path_dest = PathBuf::from_str(copy_args.dest.as_str()).expect("invalid destination");
     let to_path = match copy_args.single_directory {
         true => to_path_dest.join(file.join_filename()),
         false => to_path_dest
             .join(file.path_from_source.clone())
             .join(file.join_filename()),
     };
-    let to_path_string = to_path.as_os_str().to_str().unwrap().to_string();
+
+    let to_path_string = to_path.to_string_lossy();
 
     if !copy_args.no_skip_existing && to_path.exists() {
         println!(
@@ -148,7 +150,7 @@ fn copy_files(
 fn transcode_file(
     file: &File,
     copy_args: &CopyCommandArgs,
-    config: TranscodeConfig,
+    config: &TranscodeConfig,
     is_threaded: bool,
 ) -> Result<(), Box<dyn std::error::Error>> {
     let new_filename_full: String = match config.file_extension.clone() {
@@ -158,14 +160,15 @@ fn transcode_file(
         }
     };
 
-    let to_path_dest = PathBuf::from_str(copy_args.dest.as_str()).unwrap();
+    let to_path_dest = PathBuf::from_str(copy_args.dest.as_str()).expect("invalid destination");
     let to_path = match copy_args.single_directory {
         true => to_path_dest.join(new_filename_full),
         false => to_path_dest
             .join(file.path_from_source.clone())
             .join(new_filename_full),
     };
-    let to_path_string = to_path.as_os_str().to_str().unwrap().to_string();
+
+    let to_path_string = to_path.to_string_lossy();
 
     if !file.extra_files.is_empty() {
         for extra_file in file.extra_files.iter() {
@@ -178,11 +181,14 @@ fn transcode_file(
             "Skipping transcode for {} as file already exists",
             to_path_string
         );
+
         return Ok(());
     }
 
     println!("Transcoding {}", to_path_string);
-    transcode(file.to_owned(), to_path_string.clone(), config, None)?;
+
+    transcode(file.to_owned(), to_path_string.to_string(), config, None)?;
+
     if is_threaded {
         println!("Finished Transcoding {}", to_path_string);
     }
@@ -198,41 +204,38 @@ fn transcode_files(
         copy_args.transcode_preset.as_ref(),
         copy_args.transcode_config.as_ref(),
     )
-    .unwrap();
+    .expect("transcode config error");
 
-    if copy_args.threads.is_some() && copy_args.threads.unwrap() > 1 {
+    let threads = copy_args.threads.unwrap_or(1);
+
+    if threads > 1 {
         let files_copy = files.to_vec();
 
         let jobs: Arc<Mutex<Vec<File>>> = Arc::new(Mutex::new(files_copy));
-        let copy_args_arc = Arc::new(copy_args);
-        let transcode_config_arc = Arc::new(transcode_config);
+
+        let copy_args = Arc::new(copy_args);
+        let transcode_config = Arc::new(transcode_config);
 
         scope(|s| {
-            for _ in 0..copy_args.threads.unwrap() {
+            for _ in 0..threads {
                 s.spawn(|| loop {
                     let mut jobs = jobs.lock().unwrap();
-                    let job = jobs.pop();
-                    if job.is_none() {
-                        break;
-                    }
-                    let job = job.unwrap().clone();
-                    drop(jobs);
 
-                    let result = transcode_file(
-                        &job,
-                        &copy_args_arc,
-                        transcode_config_arc.as_ref().clone(),
-                        true,
-                    );
-                    if result.is_err() {
-                        panic!("Error Transcoding: {}", result.unwrap_err())
+                    let job = jobs.pop();
+                    if let Some(job) = job {
+                        let result = transcode_file(&job, &copy_args, &transcode_config, true);
+                        if let Err(err) = result {
+                            panic!("Error Transcoding: {}", err)
+                        }
+                    } else {
+                        break;
                     }
                 });
             }
         });
     } else {
         for file in files.iter() {
-            transcode_file(file, copy_args, transcode_config.clone(), false)?;
+            transcode_file(file, copy_args, &transcode_config, false)?;
         }
     }
 

src/commands/genhtml.rs

@@ -10,8 +10,9 @@ use std::io::Write;
 use html_escape::encode_text;
 use urlencoding::encode as url_encode;
 
-fn table_for_files(files: Vec<File>, includes_path: bool, link_base: Option<String>) -> String {
+fn table_for_files(files: Vec<File>, includes_path: bool, link_base: &Option<String>) -> String {
     let mut html_content = String::new();
+
     let mut path_head = String::new();
     if includes_path {
         path_head.push_str("<th>Path</th>")
@@ -51,6 +52,7 @@ fn table_for_files(files: Vec<File>, includes_path: bool, link_base: Option<Stri
 
         let data_title = encode_text(&file.info.tags.title);
         let data_artist = encode_text(&file.info.tags.artist);
+
         let format = if let Some(format) = &file.info.format {
             format.to_string()
         } else {
@@ -67,19 +69,26 @@ fn table_for_files(files: Vec<File>, includes_path: bool, link_base: Option<Stri
         }
 
         let mut url_data = String::new();
-        if link_base.is_some() {
+        if let Some(link_base) = &link_base {
             let mut url = String::new();
-            let link_base_str = link_base.as_ref().unwrap().clone();
-            url.push_str(link_base_str.as_str());
+
+            url.push_str(link_base.as_str());
             url.push('/');
 
             let file_path = file.join_path_from_source();
             let file_path: Vec<&OsStr> = file_path.iter().collect();
+
             for i in 0..(file_path.len()) {
+                let file_path_element = file_path.get(i).unwrap();
+
                 url.push_str(
-                    url_encode(file_path.get(i).unwrap().to_str().unwrap())
-                        .to_string()
-                        .as_str(),
+                    url_encode(
+                        file_path_element
+                            .to_str()
+                            .expect("invalid character in filename"),
+                    )
+                    .to_string()
+                    .as_str(),
                 );
                 if i != file_path.len() - 1 {
                     url.push('/');
@@ -118,7 +127,7 @@ fn table_for_files(files: Vec<File>, includes_path: bool, link_base: Option<Stri
 }
 
 pub fn genhtml_command(
-    _args: &CLIArgs,
+    _args: CLIArgs,
     genhtml_args: &GenHTMLCommandArgs,
 ) -> Result<(), Box<dyn std::error::Error>> {
     println!("Scanning For Music");
@@ -171,20 +180,18 @@ pub fn genhtml_command(
         .as_str(),
     );
 
-    html_content.push_str(&table_for_files(
-        files,
-        true,
-        genhtml_args.link_base.clone(),
-    ));
+    html_content.push_str(&table_for_files(files, true, &genhtml_args.link_base));
     html_content.push_str("</body></html>");
 
     let file_path = std::path::PathBuf::from(genhtml_args.dest.as_str()).join("index.html");
     let html_index_file = std::fs::File::create(file_path);
+
+
     match html_index_file {
         Ok(mut file) => match file.write_all(html_content.as_bytes()) {
             Ok(_) => {}
             Err(e) => {
-                panic!("Could not write html file: {}", e);
+                panic!("Could not write HTML file: {}", e);
             }
         },
         Err(e) => {

src/commands/get_tags.rs

@@ -22,7 +22,7 @@ fn from_main_tags(tags: &crate::types::Tags) -> Tags {
 }
 
 pub fn get_tags_command(
-    _args: &CLIArgs,
+    _args: CLIArgs,
     get_tags_args: &GetTagsCommandArgs,
 ) -> Result<(), Box<dyn std::error::Error>> {
     let mut files: Vec<File> = Vec::new();

src/commands/process.rs

@@ -10,7 +10,7 @@ use crate::utils::formats::get_format_handler;
 use crate::utils::replaygain::analyze_replaygain;
 use crate::utils::scan_for_music;
 
-fn rename_file(_args: &CLIArgs, process_args: &ProcessCommandArgs, file: &mut File) {
+fn rename_file(process_args: &ProcessCommandArgs, file: &mut File) {
     let title = &file.info.tags.title;
     let artist = &file.info.tags.artist;
 
@@ -136,7 +136,7 @@ pub fn add_replaygain_tags(file: &File, force: bool) -> Result<(), Box<dyn std::
 }
 
 pub fn process_command(
-    args: &CLIArgs,
+    _args: CLIArgs,
     process_args: &ProcessCommandArgs,
 ) -> Result<(), Box<dyn std::error::Error>> {
     println!("Scanning For Music");
@@ -153,40 +153,40 @@ pub fn process_command(
 
     println!("Renaming Files");
     for file in files.iter_mut() {
-        rename_file(args, process_args, file);
+        rename_file(process_args, file);
     }
 
     if !process_args.skip_replaygain && !process_args.dry_run {
         println!("Adding ReplayGain Tags to Files");
 
-        if process_args.replaygain_threads.is_some() && process_args.replaygain_threads.unwrap() > 1
-        {
-            let files_copy = files.to_vec();
+        let threads = process_args.replaygain_threads.unwrap_or(0);
 
-            let jobs: Arc<Mutex<Vec<File>>> = Arc::new(Mutex::new(files_copy));
+        if threads <= 1 {
+            for file in files.iter_mut() {
+                add_replaygain_tags(file, process_args.force_replaygain)?;
+            }
+            
+            return Ok(());
+        } else {
+            let jobs: Arc<Mutex<Vec<File>>> = Arc::new(Mutex::new(files));
 
             scope(|s| {
-                for _ in 0..process_args.replaygain_threads.unwrap() {
+                for _ in 0..threads {
                     s.spawn(|| loop {
                         let mut jobs = jobs.lock().unwrap();
-                        let job = jobs.pop();
-                        if job.is_none() {
-                            break;
-                        }
-                        let job = job.unwrap().clone();
-                        drop(jobs);
 
-                        let result = add_replaygain_tags(&job, process_args.force_replaygain);
-                        if result.is_err() {
-                            panic!("Error doing replaygain: {}", result.unwrap_err())
+                        let job = jobs.pop();
+                        if let Some(job) = job {
+                            let result = add_replaygain_tags(&job, process_args.force_replaygain);
+                            if let Err(err) = result {
+                                panic!("Error doing replaygain: {}", err)
+                            }          
+                        } else {
+                            break;
                         }
                     });
                 }
             });
-        } else {
-            for file in files.iter_mut() {
-                add_replaygain_tags(file, process_args.force_replaygain)?;
-            }
         }
     }
 

src/commands/set_tags.rs

@@ -6,7 +6,7 @@ use crate::types::File;
 use crate::utils::formats::get_format_handler;
 
 pub fn set_tags_command(
-    _args: &CLIArgs,
+    _args: CLIArgs,
     add_tags_args: &SetTagsCommandArgs,
 ) -> Result<(), Box<dyn std::error::Error>> {
     let mut files: Vec<File> = Vec::new();

src/commands/transcode.rs

@@ -11,13 +11,9 @@ use crate::utils::transcoder::presets::transcode_preset_or_config;
 use crate::utils::transcoder::transcode;
 
 pub fn transcode_command(
-    _args: &CLIArgs,
+    _args: CLIArgs,
     transcode_args: &TranscodeCommandArgs,
 ) -> Result<(), Box<dyn std::error::Error>> {
-    if transcode_args.transcode_config.is_none() && transcode_args.transcode_preset.is_none() {
-        panic!("Please provide Transcode Preset/Config");
-    }
-
     if let Some(preset) = &transcode_args.transcode_preset {
         if preset == "list" {
             print_presets();
@@ -25,19 +21,15 @@ pub fn transcode_command(
         }
     }
 
-    println!("Transcoding");
-    let input_file = File::from_path("".to_string(), PathBuf::from(&transcode_args.source));
-    let output_file = File::from_path("".to_string(), PathBuf::from(&transcode_args.dest));
-
     let transcode_config = transcode_preset_or_config(
         transcode_args.transcode_preset.as_ref(),
         transcode_args.transcode_config.as_ref(),
-    );
+    ).expect("transcode config error");
 
-    if transcode_config.is_err() {
-        panic!("Please provide Transcode Preset/Config");
-    }
-    let transcode_config = transcode_config.unwrap();
+    println!("Transcoding");
+
+    let input_file = File::from_path("".to_string(), PathBuf::from(&transcode_args.source));
+    let output_file = File::from_path("".to_string(), PathBuf::from(&transcode_args.dest));
 
     if !transcode_args.ignore_extension {
         if let Some(ref file_extension) = transcode_config.file_extension {
@@ -69,7 +61,7 @@ pub fn transcode_command(
     transcode(
         input_file,
         transcode_args.dest.clone(),
-        transcode_config,
+        &transcode_config,
         Some(tx),
     )?;
     child.join().expect("oops! the child thread panicked");

src/main.rs

@@ -17,29 +17,26 @@ use commands::transcode::transcode_command;
 fn main() -> Result<(), Box<dyn std::error::Error>> {
     let cli = CLIArgs::parse();
 
-    match cli.command.as_ref() {
-        Some(Commands::Process(process_args)) => {
-            process_command(&cli, process_args)?;
+    let command = cli.command.to_owned();
+
+    match command {
+        Commands::Process(process_args) => {
+            return process_command(cli, &process_args);
         }
-        Some(Commands::Genhtml(genhtml_args)) => {
-            genhtml_command(&cli, genhtml_args)?;
+        Commands::Genhtml(genhtml_args) => {
+            return genhtml_command(cli, &genhtml_args);
         }
-        Some(Commands::Transcode(transcode_args)) => {
-            transcode_command(&cli, transcode_args)?;
+        Commands::Transcode(transcode_args) => {
+            return transcode_command(cli, &transcode_args);
         }
-        Some(Commands::Copy(copy_args)) => {
-            copy_command(&cli, copy_args)?;
+        Commands::Copy(copy_args) => {
+            return copy_command(cli, &copy_args);
         }
-        Some(Commands::SetTags(set_tags_args)) => {
-            set_tags_command(&cli, set_tags_args)?;
+        Commands::SetTags(set_tags_args) => {
+            return set_tags_command(cli, &set_tags_args);
         }
-        Some(Commands::GetTags(get_tags_args)) => {
-            get_tags_command(&cli, get_tags_args)?;
-        }
-        None => {
-            panic!("please provide a subcommand");
+        Commands::GetTags(get_tags_args) => {
+            return get_tags_command(cli, &get_tags_args);
         }
     }
-
-    Ok(())
 }

src/types.rs

@@ -72,22 +72,24 @@ pub struct File {
 impl File {
     pub fn from_path(source_dir: String, full_path: PathBuf) -> File {
         let full_file_path = PathBuf::from(&source_dir).join(full_path);
-        let filename = full_file_path
+
+        let filename_without_extension = full_file_path
             .file_stem()
-            .unwrap()
-            .to_str()
-            .unwrap()
+            .expect("filename invalid")
+            .to_string_lossy()
             .to_string();
 
         let extension = full_file_path.extension();
 
         let extension = if let Some(extension) = extension {
-            extension.to_str().unwrap().to_string()
+            extension.to_string_lossy().to_string()
         } else {
             "".to_string()
         };
 
-        let path_from_src = full_file_path.strip_prefix(&source_dir).unwrap();
+        let path_from_src = full_file_path
+            .strip_prefix(&source_dir)
+            .expect("couldn't get path relative to source");
 
         let mut folder_path_from_src = path_from_src.to_path_buf();
         folder_path_from_src.pop();
@@ -95,7 +97,7 @@ impl File {
         let path_to = PathBuf::from(&source_dir).join(&folder_path_from_src);
 
         File {
-            filename,
+            filename: filename_without_extension,
             extension,
             path_from_source: folder_path_from_src,
             path_to,

src/utils/ascii_reduce/mod.rs

@@ -5,16 +5,16 @@ const MAPPINGS_DATA: &str = include_str!("mappings.json");
 
 lazy_static! {
     static ref MAPPINGS: HashMap<char, String> = {
-        let data: HashMap<String, String> = serde_json::from_str(MAPPINGS_DATA).unwrap();
+        let data: HashMap<String, String> =
+            serde_json::from_str(MAPPINGS_DATA).expect("mapping data invalid");
 
         let mut replacement_map: HashMap<char, String> = HashMap::new();
         for (chr, repl) in &data {
             match chr.parse::<u32>() {
                 Ok(n) => {
-                    let b = char::from_u32(n);
-                    if b.is_some() {
-                        replacement_map.insert(b.unwrap(), repl.to_string());
-                    }
+                    let b = char::from_u32(n).expect("invalid char in string");
+
+                    replacement_map.insert(b, repl.to_string());
                 }
                 Err(e) => {
                     panic!(
@@ -41,13 +41,8 @@ pub fn reduce_to_ascii(input: String) -> String {
             continue;
         }
 
-        match MAPPINGS.get(&c) {
-            Some(replacement) => {
-                output.push_str(replacement);
-            }
-            None => {
-                output.push_str("");
-            }
+        if let Some(replacement) = MAPPINGS.get(&c) {
+            output.push_str(replacement);
         }
     }
 

src/utils/format_detection.rs

@@ -43,6 +43,7 @@ impl ToString for FileFormat {
 
 pub fn detect_ogg_subformat(path: &Path) -> Result<FileFormat, FormatDetectionError> {
     let file = File::open(path);
+
     if let Err(_error) = file {
         return Err(FormatDetectionError::FileReadError);
     }

src/utils/formats/flac.rs

@@ -98,12 +98,12 @@ impl AudioContainerFormat for FLACAudioFormat {
         &mut self,
         allow_missing_tags: bool,
     ) -> Result<AudioFileInfo, BoxedError> {
-        return Ok(AudioFileInfo {
+        Ok(AudioFileInfo {
             tags: self.get_tags(allow_missing_tags)?,
             contains_replaygain: self.contains_replaygain_tags(),
             supports_replaygain: self.supports_replaygain(),
             format: Some(FileFormat::FLAC),
-        });
+        })
     }
 }
 

src/utils/formats/generic_ffmpeg.rs

@@ -165,6 +165,13 @@ impl AudioContainerFormat for GenericFFMpegAudioFormat {
     }
 
     fn save_changes(&mut self) -> Result<(), BoxedError> {
+        if self.changes.title.is_none()
+            && self.changes.artist.is_none()
+            && self.changes.replaygain_data.is_none()
+        {
+            return Ok(());
+        }
+
         let mut args: Vec<String> = Vec::new();
 
         let tempdir = tempfile::tempdir()?;
@@ -179,15 +186,18 @@ impl AudioContainerFormat for GenericFFMpegAudioFormat {
 
         args.extend(vec!["-c".to_string(), "copy".to_string()]);
 
-        if let Some(title) = self.changes.title.clone() {
+        if let Some(title) = &self.changes.title {
             args.extend(vec![
                 "-metadata".to_string(),
-                format!("title=\"{}\"", title),
+                format!("title=\"{}\"", title.as_str()),
             ])
         }
 
-        if let Some(artist) = self.changes.artist.clone() {
-            args.extend(vec!["-metadata".to_string(), format!("artist={}", artist)])
+        if let Some(artist) = &self.changes.artist {
+            args.extend(vec![
+                "-metadata".to_string(),
+                format!("artist={}", artist.as_str()),
+            ])
         }
 
         args.push(temp_file.to_string_lossy().to_string());
@@ -205,12 +215,12 @@ impl AudioContainerFormat for GenericFFMpegAudioFormat {
         &mut self,
         allow_missing_tags: bool,
     ) -> Result<AudioFileInfo, BoxedError> {
-        return Ok(AudioFileInfo {
+        Ok(AudioFileInfo {
             tags: self.get_tags(allow_missing_tags)?,
             contains_replaygain: self.contains_replaygain_tags(),
             supports_replaygain: self.supports_replaygain(),
             format: Some(self.format_type),
-        });
+        })
     }
 }
 

src/utils/formats/generic_taglib.rs

@@ -134,12 +134,12 @@ impl AudioContainerFormat for TaglibAudioFormat {
         &mut self,
         allow_missing_tags: bool,
     ) -> Result<AudioFileInfo, BoxedError> {
-        return Ok(AudioFileInfo {
+        Ok(AudioFileInfo {
             tags: self.get_tags(allow_missing_tags)?,
             contains_replaygain: self.contains_replaygain_tags(),
             supports_replaygain: self.supports_replaygain(),
             format: self.file_format,
-        });
+        })
     }
 }
 

src/utils/formats/id3.rs

@@ -115,12 +115,12 @@ impl AudioContainerFormat for ID3AudioFormat {
         &mut self,
         allow_missing_tags: bool,
     ) -> Result<AudioFileInfo, BoxedError> {
-        return Ok(AudioFileInfo {
+        Ok(AudioFileInfo {
             tags: self.get_tags(allow_missing_tags)?,
             supports_replaygain: self.supports_replaygain(),
             format: Some(FileFormat::MP3),
             contains_replaygain: self.contains_replaygain_tags(),
-        });
+        })
     }
 }
 

src/utils/formats/mod.rs

@@ -84,6 +84,7 @@ pub fn get_format_handler(file: &File) -> Result<Box<dyn AudioContainerFormat>,
 
 fn is_supported_extension(file_path: &Path) -> bool {
     let ext = file_path.extension();
+
     if ext.is_none() {
         return false;
     }

src/utils/music_scanner.rs

@@ -36,7 +36,7 @@ pub fn find_extra_files(
 pub fn scan_for_music(src_dir: &String) -> Result<Vec<File>, Box<dyn std::error::Error>> {
     let mut files: Vec<File> = Vec::new();
 
-    for entry in WalkDir::new(&src_dir) {
+    for entry in WalkDir::new(src_dir) {
         let entry = entry.unwrap();
         let entry_path = entry.into_path();
         if entry_path.is_dir() {

src/utils/transcoder/progress_monitor.rs

@@ -84,8 +84,7 @@ pub fn progress_monitor(
         let mut watcher = RecommendedWatcher::new(
             tx,
             notify::Config::default().with_poll_interval(Duration::from_millis(100)),
-        )
-        .expect("could not watch for ffmpeg log progress status");
+        ).expect("could not watch for ffmpeg log progress status");
 
         watcher
             .watch(&file_path, RecursiveMode::NonRecursive)

src/utils/transcoder/transcoder.rs

@@ -8,7 +8,7 @@ use super::{progress_monitor, types::TranscodeConfig};
 pub fn transcode(
     file: File,
     dest: String,
-    config: TranscodeConfig,
+    config: &TranscodeConfig,
     progress_sender: Option<Sender<String>>,
 ) -> Result<(), Box<dyn std::error::Error>> {
     let mut command_args: Vec<String> = Vec::new();
@@ -19,28 +19,28 @@ pub fn transcode(
         file.join_path_to().to_string_lossy().to_string(),
     ]);
 
-    if let Some(encoder) = config.encoder {
-        command_args.extend(vec!["-c:a".to_string(), encoder]);
+    if let Some(encoder) = &config.encoder {
+        command_args.extend(vec!["-c:a".to_string(), encoder.to_string()]);
     }
 
-    if let Some(container) = config.container {
-        command_args.extend(vec!["-f".to_string(), container]);
+    if let Some(container) = &config.container {
+        command_args.extend(vec!["-f".to_string(), container.to_string()]);
     }
 
-    if let Some(sample_rate) = config.sample_rate {
-        command_args.extend(vec!["-ar".to_string(), sample_rate]);
+    if let Some(sample_rate) = &config.sample_rate {
+        command_args.extend(vec!["-ar".to_string(), sample_rate.to_string()]);
     }
 
-    if let Some(channels) = config.channels {
-        command_args.extend(vec!["-ac".to_string(), channels]);
+    if let Some(channels) = &config.channels {
+        command_args.extend(vec!["-ac".to_string(), channels.to_string()]);
     }
 
-    if let Some(quality) = config.quality {
-        command_args.extend(vec!["-q:a".to_string(), quality]);
+    if let Some(quality) = &config.quality {
+        command_args.extend(vec!["-q:a".to_string(), quality.to_string()]);
     }
 
-    if let Some(bitrate) = config.bitrate {
-        command_args.extend(vec!["-b:a".to_string(), bitrate]);
+    if let Some(bitrate) = &config.bitrate {
+        command_args.extend(vec!["-b:a".to_string(), bitrate.to_string()]);
     }
 
     command_args.push(dest);
@@ -48,9 +48,9 @@ pub fn transcode(
     let mut progress_thread: Option<JoinHandle<()>> = None;
     let mut progress_file: Option<String> = None;
 
-    if progress_sender.is_some() {
-        let sender = progress_sender.as_ref().unwrap();
+    if let Some(sender) = &progress_sender {
         let result = progress_monitor(file.join_path_to(), sender);
+   
         if let Ok(result) = result {
             progress_thread = Some(result.1);
             progress_file = Some(result.0.clone());