refactor: switch to cli args

src/main.rs

@@ -1,12 +1,21 @@
-use dotenv;
+use clap::Parser;
 use reqwest;
 
-fn main() -> Result<(), reqwest::Error> {
-    dotenv::from_filename(".env.local").expect("No environment variables found");
+#[derive(Parser)]
+#[command(version)]
+struct Args {
+    #[arg(short, long)]
+    domain: String,
 
-    let domain = std::env::var("GOOGLE_DOMAINS_DOMAIN").expect("GOOGLE_DOMAINS_DOMAIN is required");
-    let username = std::env::var("GOOGLE_DOMAINS_USERNAME").expect("GOOGLE_DOMAINS_USERNAME is required");
-    let password = std::env::var("GOOGLE_DOMAINS_PASSWORD").expect("GOOGLE_DOMAINS_PASSWORD is required");
+    #[arg(short, long)]
+    username: String,
+
+    #[arg(short, long)]
+    password: String,
+}
+
+fn main() -> Result<(), reqwest::Error> {
+    let args = Args::parse();
 
     let ip = reqwest::blocking::get("https://domains.google.com/checkip")?.text()?;
     println!("{}", ip);
@@ -15,9 +24,9 @@ fn main() -> Result<(), reqwest::Error> {
     let update_response = client
         .get(format!(
             "https://domains.google.com/nic/update?hostname={}&myip={}",
-            domain, ip
+            args.domain, ip
         ))
-        .basic_auth(username, Some(password))
+        .basic_auth(args.username, Some(args.password))
         .send()?
         .text()?;
     println!("{}", update_response);