From ff5afb24ba4430501a246634db2f8006073df494 Mon Sep 17 00:00:00 2001
From: Julio Biason <julio.biason@deliverit.com.br>
Date: Thu, 27 Feb 2020 13:16:47 -0300
Subject: [PATCH] Mapped all the commands

---
 .gitignore  |  1 +
 src/main.rs | 61 +++++++++++++++++++++++++++++++++++++++++++++++++----
 2 files changed, 58 insertions(+), 4 deletions(-)

diff --git a/.gitignore b/.gitignore
index ea8c4bf..a175e72 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 /target
+*.sw?
diff --git a/src/main.rs b/src/main.rs
index 6ad09b0..50e9792 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,9 +1,10 @@
-use clap::{Arg, App, SubCommand};
+use clap::{Arg, ArgMatches, App, SubCommand};
 
 fn main() {
     let generate = SubCommand::with_name("generate")
         .about("Generate a new name")
         .arg(Arg::with_name("description")
+            .required(true)
             .help("Short description of your application"));
 
     let adjectives = SubCommand::with_name("adjectives")
@@ -25,11 +26,11 @@ fn main() {
             .about("List current metal names"))
         .subcommand(SubCommand::with_name("add")
             .about("Add a new metal name")
-            .arg(Arg::with_name("adjective")
+            .arg(Arg::with_name("name")
                 .help("Metal name to be added")))
         .subcommand(SubCommand::with_name("rm")
             .about("Remove a metal name")
-            .arg(Arg::with_name("adjective")
+            .arg(Arg::with_name("name")
                 .help("Metal name to be removed")));
 
     let main = App::new("Name Rust Programs")
@@ -41,5 +42,57 @@ fn main() {
         .subcommand(metals);
 
     let matches = main.get_matches();
-    dbg!(matches);
+    match matches.subcommand() {
+        ("metals", Some(metal_command))   => metals_commands(&metal_command),
+        ("adjectives", Some(adj_command)) => adjective_commands(&adj_command),
+        ("generate", Some(gen_command))   => generate_command(&gen_command),
+        (_, _) => panic!("I don't know how to handle that!"),
+    };
+}
+
+fn metals_commands(command: &ArgMatches) {
+    match command.subcommand() {
+        ("list", Some(_))      => metals_list(),
+        ("add", Some(add_cmd)) => metals_add(add_cmd.value_of("name")),
+        ("rm", Some(rm_cmd))   => metals_rm(rm_cmd.value_of("name")),
+        (command, _)           => println!("Invalid command: {}", command),
+    }
+}
+
+fn adjective_commands(command: &ArgMatches) {
+    match command.subcommand() {
+        ("list" , Some(_))       => adjective_list(),
+        ("add"  , Some(add_cmd)) => adjective_add(add_cmd.value_of("name")),
+        ("rm"   , Some(rm_cmd))  => adjective_rm(rm_cmd.value_of("name")),
+        (command, _)             => println!("Invalid command: {}", command),
+    }
+}
+
+fn generate_command(command: &ArgMatches) {
+    let app_description = command.value_of("description");
+    dbg!("generate description", app_description);
+}
+
+fn metals_list() {
+    dbg!("list metals");
+}
+
+fn metals_add(name: Option<&str>) {
+    dbg!("Add metal", name);
+}
+
+fn metals_rm(name: Option<&str>) {
+    dbg!("Rmove metal", name);
+}
+
+fn adjective_list() {
+    dbg!("list adjectives");
+}
+
+fn adjective_add(name: Option<&str>) {
+    dbg!("Add adjective", name);
+}
+
+fn adjective_rm(name: Option<&str>) {
+    dbg!("Remove adjective", name);
 }