Add exit to auth flow and rename username to name

src/cli.rs

@@ -4,7 +4,7 @@ use clap::{Parser, Subcommand};
 pub struct Cli {
     /// Set a custom username
     #[clap(short, long)]
-    pub username: Option<String>,
+    pub name: Option<String>,
 
     #[clap(subcommand)]
     pub command: Option<Commands>,

src/main.rs

@@ -10,14 +10,17 @@ use cli::{Cli, Commands};
 #[derive(Default, Deserialize, Serialize)]
 struct Config {
     api_key: Option<String>,
-    username: Option<String>,
+    name: Option<String>,
 }
 
 fn main() -> anyhow::Result<()> {
     let cli = Cli::parse();
 
     if let Some(Commands::Auth { api_key }) = cli.command {
-        save_api_key(&api_key)?;
+        match save_api_key(&api_key) {
+            Ok(_) => std::process::exit(0),
+            Err(_) => std::process::exit(1),
+        };
     }
 
     let config = ProjectDirs::from("com", "supleed2", "omg")
@@ -30,19 +33,19 @@ fn main() -> anyhow::Result<()> {
         .or(config.api_key)
         .expect("omg.lol API key not provided as either environment variable or in config file");
 
-    let username = cli.username
+    let name = cli.name
         .or(std::env::var("OMGLOL_USERNAME").ok())
-        .or(config.username)
+        .or(config.name)
         .expect("omg.lol username not provided as command line option, environment variable or in config file");
 
-    println!("omg-rs, ready for @{username}");
+    println!("omg-rs, ready for @{name}");
     println!("API key: {}", api_key);
     Ok(())
 }
 
-fn save_api_key(api_key: &str) -> anyhow::Result<()> {
+fn save_api_key(api_key: &str) -> std::io::Result<()> {
     let config_path = ProjectDirs::from("com", "supleed2", "omg")
-        .context("Unable to access app config directory (while saving API key).")?
+        .expect("Unable to access app config directory (while saving API key).")
         .config_dir()
         .join("config.toml");
     let _ = std::fs::create_dir_all(
@@ -52,17 +55,17 @@ fn save_api_key(api_key: &str) -> anyhow::Result<()> {
     );
     let Config {
         api_key: _,
-        username,
+        name,
     } = read_to_string(&config_path)
         .ok()
         .and_then(|str| toml::from_str::<Config>(&str).ok())
         .unwrap_or_default();
     let toml_str = toml::to_string_pretty(&Config {
         api_key: Some(api_key.to_string()),
-        username,
+        name,
     })
     .expect("Unable to convert updated config to TOML (when trying to save API key).");
-    std::fs::write(&config_path, toml_str).context("Failed to save API key to config file")
+    std::fs::write(&config_path, toml_str)
 }
 
 // Tutorial at: https://docs.rs/clap/latest/clap/_derive/_tutorial/index.html