feat: parse cli commands with clap

Cargo.lock

@@ -43,6 +43,15 @@ dependencies = [
  "pkg-config",
 ]
 
+[[package]]
+name = "ansi_term"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ee49baf6cb617b853aa8d93bf420db2383fab46d314482ca2803b40d5fde979b"
+dependencies = [
+ "winapi",
+]
+
 [[package]]
 name = "arrayref"
 version = "0.3.6"
@@ -61,6 +70,17 @@ version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "eab1c04a571841102f5345a8fc0f6bb3d31c315dec879b5c6e42e40ce7ffa34e"
 
+[[package]]
+name = "atty"
+version = "0.2.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
+dependencies = [
+ "hermit-abi",
+ "libc",
+ "winapi",
+]
+
 [[package]]
 name = "autocfg"
 version = "1.0.1"
@@ -232,6 +252,21 @@ dependencies = [
  "libloading",
 ]
 
+[[package]]
+name = "clap"
+version = "2.33.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "37e58ac78573c40708d45522f0d80fa2f01cc4f9b4e2bf749807255454312002"
+dependencies = [
+ "ansi_term",
+ "atty",
+ "bitflags 1.2.1",
+ "strsim 0.8.0",
+ "textwrap",
+ "unicode-width",
+ "vec_map",
+]
+
 [[package]]
 name = "claxon"
 version = "0.4.3"
@@ -350,9 +385,9 @@ dependencies = [
 
 [[package]]
 name = "crossterm"
-version = "0.18.2"
+version = "0.19.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4e86d73f2a0b407b5768d10a8c720cf5d2df49a9efc10ca09176d201ead4b7fb"
+checksum = "7c36c10130df424b2f3552fcc2ddcd9b28a27b1e54b358b45874f88d1ca6888c"
 dependencies = [
  "bitflags 1.2.1",
  "crossterm_winapi",
@@ -366,9 +401,9 @@ dependencies = [
 
 [[package]]
 name = "crossterm_winapi"
-version = "0.6.2"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c2265c3f8e080075d9b6417aa72293fc71662f34b4af2612d8d1b074d29510db"
+checksum = "0da8964ace4d3e4a044fd027919b2237000b24315a37c916f61809f1ff2140b9"
 dependencies = [
  "winapi",
 ]
@@ -393,7 +428,7 @@ dependencies = [
  "ident_case",
  "proc-macro2",
  "quote 1.0.7",
- "strsim",
+ "strsim 0.9.3",
  "syn 1.0.48",
 ]
 
@@ -464,6 +499,7 @@ dependencies = [
 name = "domasi"
 version = "0.1.0"
 dependencies = [
+ "clap",
  "crossterm",
  "directories",
  "notify-rust",
@@ -548,6 +584,15 @@ version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9b919933a397b79c37e33b77bb2aa3dc8eb6e165ad809e58ff75bc7db2e34574"
 
+[[package]]
+name = "hermit-abi"
+version = "0.1.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "322f4de77956e22ed0e5032c359a0f1273f1f7f0d79bfa3b8ffbc730d7fbcc5c"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "hound"
 version = "3.4.0"
@@ -1317,6 +1362,12 @@ version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ef5430c8e36b713e13b48a9f709cc21e046723fe44ce34587b73a830203b533e"
 
+[[package]]
+name = "strsim"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
+
 [[package]]
 name = "strsim"
 version = "0.9.3"
@@ -1388,6 +1439,15 @@ dependencies = [
  "xattr",
 ]
 
+[[package]]
+name = "textwrap"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d326610f408c7a4eb6f51c37c330e496b08506c9457c9d34287ecc38809fb060"
+dependencies = [
+ "unicode-width",
+]
+
 [[package]]
 name = "thiserror"
 version = "1.0.21"
@@ -1467,6 +1527,12 @@ dependencies = [
  "tinyvec 1.1.0",
 ]
 
+[[package]]
+name = "unicode-width"
+version = "0.1.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9337591893a19b88d8d87f2cec1e73fad5cdfd10e5a6f349f498ad6ea2ffb1e3"
+
 [[package]]
 name = "unicode-xid"
 version = "0.0.4"
@@ -1534,6 +1600,12 @@ dependencies = [
  "percent-encoding 2.1.0",
 ]
 
+[[package]]
+name = "vec_map"
+version = "0.8.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f1bddf1187be692e79c5ffeab891132dfb0f236ed36a43c7ed39f1165ee20191"
+
 [[package]]
 name = "version_check"
 version = "0.9.2"

Cargo.toml

@@ -7,7 +7,8 @@ version = "0.1.0"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-notify-rust = "4.0"
+notify-rust = "^4.0"
-rodio = "0.13"
+rodio = "^0.13"
-directories = "3.0"
+directories = "^3.0"
-crossterm = "0.18"
+crossterm = "^0.19"
+clap = "^2.33"

src/main.rs

@@ -1,3 +1,4 @@
+use clap::{App, Arg, SubCommand};
 use directories::ProjectDirs;
 use domasi::Alert;
 use domasi::Domasi;
@@ -5,18 +6,31 @@ use std::fs;
 use std::path::PathBuf;
 
 fn main() {
-    let mut args = std::env::args_os();
+    let app = App::new("Domasi")
+        .version("0.1.0")
+        .author("Rekai Musuka <rekai@musuka.dev>")
+        .about("CLI Pomodoro Timer")
+        .arg(
+            Arg::with_name("create-alert-dir")
+                .short("C")
+                .long("create-alert-dir")
+                .help("Creates the alert directory"),
+        )
+        .subcommand(SubCommand::with_name("start").about("Start Pomodoro Timer"));
+    let matches = app.get_matches();
 
-    if let Some(os_string) = args.nth(1) {
+    if matches.is_present("create-alert-dir") {
-        match os_string.to_str() {
+        // Create the Alert Directory
-            Some("-C") | Some("--create-config") => {
+        match create_alert_directory() {
-                let _ = create_alert_directory();
+            Ok(path) => println!("Created {:?}", path),
-            }
+            Err(err) => eprintln!("Failed to create Alert Dir: {}", err),
-            None => {}
-            arg => println!("Unsupported Argument: {}", arg.unwrap()),
-        }
         }
 
+        return; // Exit main
+    }
+
+    match matches.subcommand() {
+        ("start", Some(_sub_match)) => {
             let mut domasi: Domasi = Default::default();
 
             match get_alert() {
@@ -24,16 +38,19 @@ fn main() {
                 None => domasi.start(None).unwrap(),
             }
         }
+        _ => println!("No argument or subcommand provided."),
+    }
+}
 
-fn create_alert_directory() -> std::io::Result<()> {
+fn create_alert_directory() -> std::io::Result<PathBuf> {
     let alert_dir = ProjectDirs::from("moe", "paoda", "domasi")
         .unwrap()
         .data_dir()
         .to_path_buf()
         .join("alert");
 
-    fs::create_dir_all(alert_dir)?;
+    fs::create_dir_all(&alert_dir)?;
-    Ok(())
+    Ok(alert_dir)
 }
 
 fn get_alert() -> Option<Alert> {