initial console input logic

Cargo.lock

@@ -332,6 +332,7 @@ version = "0.1.0"
 dependencies = [
  "clap",
  "reqwest",
+ "rpassword",
 ]
 
 [[package]]
@@ -560,6 +561,16 @@ dependencies = [
  "winreg",
 ]
 
+[[package]]
+name = "rpassword"
+version = "7.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "20c9f5d2a0c3e2ea729ab3706d22217177770654c3ef5056b68b69d07332d3f5"
+dependencies = [
+ "libc",
+ "winapi",
+]
+
 [[package]]
 name = "ryu"
 version = "1.0.11"

Cargo.toml

@@ -8,3 +8,4 @@ edition = "2021"
 [dependencies]
 clap = "4"
 reqwest = "0.11"
+rpassword = "7.0"

src/main.rs

@@ -1,3 +1,45 @@
+use clap::{Arg, ArgAction, Command};
+use rpassword;
+use std::env;
+use std::process;
+
 fn main() {
-    println!("Hello, world!");
+    let matches = Command::new("jacanaoesta")
+        .version("0.1.0")
+        .author("Gonçalo Valério <gon@ovalerio.net>")
+        .about("Find people that are no longer active in your Mastodon follow list.")
+        .arg(Arg::new("instance").required(true))
+        .arg(
+            Arg::new("api-key")
+                .short('k')
+                .long("api-key")
+                .help("Ask for API key")
+                .action(ArgAction::SetTrue),
+        )
+        .get_matches();
+
+    let ask_for_key = matches.get_flag("api-key");
+    let api_key = match get_api_key(ask_for_key) {
+        Ok(key) => key,
+        _ => {
+            println!("Could not find a valid API Key");
+            process::exit(1);
+        }
+    };
+
+    // TODO
+}
+
+fn get_api_key(ask: bool) -> Result<String, ()> {
+    if ask {
+        match rpassword::prompt_password("Paste API Key here:") {
+            Ok(key) => return Ok(key),
+            _ => Err(()),
+        }
+    } else {
+        match env::var("JCNE_MAST_API_KEY") {
+            Ok(key) => return Ok(key),
+            _ => Err(()),
+        }
+    }
 }