move some things out of mod.rs

Cargo.lock

@@ -8,6 +8,12 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
 
+[[package]]
+name = "anyhow"
+version = "1.0.66"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "216261ddc8289130e551ddcd5ce8a064710c0d064a4d2895c67151c92b5443f6"
+
 [[package]]
 name = "atty"
 version = "0.2.14"
@@ -219,27 +225,6 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "directories-next"
-version = "2.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "339ee130d97a610ea5a5872d2bbb130fdf68884ff09d3028b81bec8a1ac23bbc"
-dependencies = [
- "cfg-if 1.0.0",
- "dirs-sys-next",
-]
-
-[[package]]
-name = "dirs-sys-next"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4ebda144c4fe02d1f7ea1a7d9641b6fc6b580adcfa024ae48797ecdeb6825b4d"
-dependencies = [
- "libc",
- "redox_users",
- "winapi 0.3.9",
-]
-
 [[package]]
 name = "fastrand"
 version = "1.8.0"
@@ -312,17 +297,6 @@ version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"
 
-[[package]]
-name = "getrandom"
-version = "0.2.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c05aeb6a22b8f62540c194aac980f2115af067bfe15a0734d7277a768d396b31"
-dependencies = [
- "cfg-if 1.0.0",
- "libc",
- "wasi",
-]
-
 [[package]]
 name = "hashbrown"
 version = "0.12.3"
@@ -559,13 +533,12 @@ checksum = "07dcca13d1740c0a665f77104803360da0bdb3323ecce2e93fa2c959a6d52806"
 name = "musicutil"
 version = "0.1.0"
 dependencies = [
+ "anyhow",
  "audiotags",
  "clap",
  "crossbeam",
- "directories-next",
  "html-escape",
  "lazy_static",
- "log",
  "notify",
  "serde",
  "serde_json",
@@ -674,17 +647,6 @@ dependencies = [
  "bitflags",
 ]
 
-[[package]]
-name = "redox_users"
-version = "0.4.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b033d837a7cf162d7993aded9304e30a83213c648b6e389db233191f891e5c2b"
-dependencies = [
- "getrandom",
- "redox_syscall",
- "thiserror",
-]
-
 [[package]]
 name = "remove_dir_all"
 version = "0.5.3"
@@ -897,12 +859,6 @@ dependencies = [
  "winapi-util",
 ]
 
-[[package]]
-name = "wasi"
-version = "0.11.0+wasi-snapshot-preview1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
-
 [[package]]
 name = "winapi"
 version = "0.2.8"

Cargo.toml

@@ -6,19 +6,36 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+# for decode/encoding yaml/json for transcode config & ffprobe output
 serde = { version = "1.0.143", features = ["derive"] }
-clap = { version = "3.2.17", features = ["derive"] }
 serde_yaml = "0.9.9"
 serde_json = "1.0"
-directories-next = "2.0.0"
-log = "0.4.17"
 serde_with = "1.3.1"
+
+# argument parsing
+clap = { version = "3.2.17", features = ["derive"] }
+
+# ascii_reduce constants & transcode presets
 lazy_static = "1.4.0"
+
+# for scan_for_music
 walkdir = "2.3.2"
+
+# tag reading
 audiotags = "0.4.1"
+
+# for genhtml command
 html-escape = "0.2.11"
+
+# error handling
 string-error = "0.1.0"
+anyhow = "1.0.66"
+
+# temporary file for transcode prefix file
 tempfile = "3"
+
+# for reading ffmpeg progress output file
 notify = "4.0.17"
-crossbeam = "0.8"
-#anyhow = "1.0.66"
+
+# scoped threads 
+crossbeam = "0.8"

src/commands/copy.rs

@@ -14,7 +14,7 @@ use crate::{
     types::File,
     utils::{
         scan_for_music,
-        tag_extractor::extract_tags_from_file,
+        extract_tags_from_file,
         transcoder::{
             presets::{print_presets, transcode_preset_or_config},
             transcode,

src/commands/genhtml.rs

@@ -2,7 +2,7 @@ use crate::args::CLIArgs;
 use crate::args::GenHTMLCommandArgs;
 use crate::types::File;
 use crate::utils::scan_for_music;
-use crate::utils::tag_extractor::extract_tags_from_file;
+use crate::utils::extract_tags_from_file;
 use std::cmp::Ordering;
 use std::io::Write;
 

src/commands/process.rs

@@ -3,7 +3,7 @@ use crate::args::ProcessCommandArgs;
 use crate::types::File;
 use crate::utils::ascii_reduce::reduce_to_ascii;
 use crate::utils::scan_for_music;
-use crate::utils::tag_extractor::extract_tags_from_file;
+use crate::utils::extract_tags_from_file;
 
 fn rename_file(_args: &CLIArgs, process_args: &ProcessCommandArgs, file: &mut File) {
     let title = &file.tags.title;

src/types.rs

@@ -1,13 +1,12 @@
-use serde::{Deserialize, Serialize};
 use std::path::PathBuf;
 
-#[derive(Debug, Clone, Serialize, Deserialize)]
+#[derive(Debug, Clone)]
 pub struct Tags {
     pub title: String,
     pub artist: String,
 }
 
-#[derive(Debug, Clone, Serialize, Deserialize)]
+#[derive(Debug, Clone)]
 pub struct File {
     pub filename: String,
     pub extension: String,
@@ -51,7 +50,6 @@ impl File {
             },
         }
     }
-
     pub fn join_filename(&self) -> String {
         format!("{}.{}", self.filename, self.extension)
     }

src/utils/mod.rs

@@ -1,34 +1,16 @@
-use crate::types::File;
 use std::path::{Path};
-use walkdir::WalkDir;
 
 pub mod ascii_reduce;
-pub mod tag_extractor;
 pub mod transcoder;
+pub(self) mod tag_extractor;
+pub(self) mod music_scanner;
 
-pub fn is_valid_file_extension(file_path: &Path) -> bool {
+pub use tag_extractor::extract_tags_from_file;
+pub use music_scanner::scan_for_music;
+
+
+pub fn is_supported_file_extension(file_path: &Path) -> bool {
     let ext = file_path.extension().unwrap().to_str().unwrap();
 
     matches!(ext, "mp3" | "flac")
 }
-
-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) {
-        let entry = entry.unwrap();
-        let entry_path = entry.into_path();
-        if entry_path.is_dir() {
-            continue;
-        }
-        if is_valid_file_extension(&entry_path) {
-            let file = File::from_path(
-                src_dir.clone(),
-                entry_path,
-            );
-            files.push(file);
-        }
-    }
-
-    Ok(files)
-}

src/utils/music_scanner.rs

@@ -0,0 +1,26 @@
+use crate::types::File;
+use walkdir::WalkDir;
+
+use super::is_supported_file_extension;
+
+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) {
+        let entry = entry.unwrap();
+        let entry_path = entry.into_path();
+        if entry_path.is_dir() {
+            continue;
+        }
+
+        if is_supported_file_extension(&entry_path) {
+            let file = File::from_path(
+                src_dir.clone(),
+                entry_path,
+            );
+            files.push(file);
+        }
+    }
+
+    Ok(files)
+}