From 6e4842a71a72c18ba66ce318e08acc8b1066a4fe Mon Sep 17 00:00:00 2001
From: aleidk <ale.navarro.parra@gmail.com>
Date: Thu, 28 Mar 2024 12:41:39 -0300
Subject: [PATCH] feat: Add basic directory walker functionality

Walk a directory recursively finding all *.mp3 and *.flac files, exclue
common hidden files and folders.
---
 Cargo.toml  |  4 ++--
 src/main.rs | 48 ++++++++++++++++++++++++++++++++++++++++++++++--
 2 files changed, 48 insertions(+), 4 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index 52e829d..be46c38 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,6 +3,6 @@ name = "juno"
 version = "0.1.0"
 edition = "2021"
 
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
 [dependencies]
+clap = { version = "4.5.4", features = ["derive"] }
+ignore = "0.4.22"
diff --git a/src/main.rs b/src/main.rs
index e7a11a9..4e0839d 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,3 +1,47 @@
-fn main() {
-    println!("Hello, world!");
+use ignore::types::TypesBuilder;
+use ignore::WalkBuilder;
+use std::{env, io, path::PathBuf};
+
+use clap::Parser;
+
+#[derive(Parser)]
+#[command(version, about, long_about = None)]
+struct Args {
+    #[arg(help = "Directory to scan for files")]
+    path: Option<PathBuf>,
+}
+
+fn walk_dir(path: &PathBuf) -> io::Result<()> {
+    let mut types_builder = TypesBuilder::new();
+    types_builder.add_defaults();
+
+    let accepted_filetypes = ["mp3", "flac"];
+
+    for filetype in accepted_filetypes {
+        let _ = types_builder.add("sound", format!("*.{}", filetype).as_str());
+    }
+
+    types_builder.select("sound");
+
+    let entries = WalkBuilder::new(path)
+        .types(types_builder.build().unwrap())
+        .build()
+        .filter_map(|entry| entry.ok())
+        .filter(|entry| !entry.path().is_dir());
+
+    for result in entries {
+        let path = result.path();
+
+        println!("{}", path.display());
+    }
+    Ok(())
+}
+
+fn main() {
+    let cli = Args::parse();
+    let path = cli
+        .path
+        .unwrap_or(env::current_dir().expect("Current directory is not available."));
+
+    walk_dir(&path).expect("error");
 }