Adds .randomizer command

.vscode/settings.json

@@ -1,5 +1,6 @@
 {
     "rust-analyzer.linkedProjects": [
+        ".\\Cargo.toml",
         ".\\Cargo.toml"
     ]
 }

Cargo.toml

@@ -6,5 +6,6 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+rand = "0.8.5"
 serenity =  { version = "0.11.6", default-features = false, features = ["client", "gateway", "rustls_backend", "model"] }
 tokio = { version = "1.21.1", features = ["full"] }

src/main.rs

@@ -2,6 +2,7 @@
 
 mod commands;
 mod data_loader;
+mod utils;
 
 use serenity::async_trait;
 use serenity::model::channel::Message;
@@ -11,19 +12,32 @@ use serenity::prelude::*;
 struct Handler;
 
 #[async_trait]
-impl EventHandler for Handler {
+impl EventHandler for Handler 
+{
     // Set a handler for the `message` event - so that whenever a new message
     // is received - the closure (or function) passed will be called.
     //
     // Event handlers are dispatched through a threadpool, and so multiple
     // events can be dispatched simultaneously.
-    async fn message(&self, ctx: Context, msg: Message) {
-        if msg.content == "!ping" {
+    async fn message(&self, ctx: Context, msg: Message) 
+    {
+        if msg.content == ".ping" 
+        {
             // Sending a message can fail, due to a network error, an
             // authentication error, or lack of permissions to post in the
             // channel, so log to stdout when some error happens, with a
             // description of it.
-            if let Err(why) = msg.channel_id.say(&ctx.http, "Pong!").await {
+            if let Err(why) = msg.channel_id.say(&ctx.http, "Pong!").await 
+            {
+                println!("Error sending message: {:?}", why);
+            }
+        }
+
+        if msg.content == ".randomizer"
+        {
+            let item = utils::get_random_item();
+            if let Err(why) = msg.channel_id.say(&ctx.http, format!("You found {}!", item)).await 
+            {
                 println!("Error sending message: {:?}", why);
             }
         }

src/utils.rs

@@ -0,0 +1,38 @@
+use rand::prelude::*;
+
+pub fn get_random_item() -> String
+{
+    let major_items = vec!["Missiles", "Super Missiles", "E Tank", "Power Bombs" ];
+    let minor_items = vec!["Morphing Ball", "Bombs", "Reserve Tank", "Charge Beam", "Spazer", "Ice Beam", "Wave Beam", "Plasma Beam", "Hi-Jump Boots", "Speed Booster",
+                                "Grappling Beam", "Stupi... I mean Spring Ball", "Space Jump", "Screw Attack",
+                                 "Varia Suit", "Gravity Suit", "X-Ray Scope"];
+
+    let major_item_threshold = 75;
+    let not_missile_threshold = 40;
+    let missile_idx = 0;
+
+    let mut rng = rand::thread_rng();
+    let item_category: i32 = rng.gen_range(0..100);
+
+    if item_category >= major_item_threshold
+    {
+        let item: usize = rng.gen_range(0..minor_items.len() - 1);
+        return minor_items[item].to_string();
+    }
+    else
+    {
+        let missile = rng.gen_range(0..100);
+        if missile >= not_missile_threshold
+        {
+            let item: usize = rng.gen_range(0..major_items.len() - 1);
+            return major_items[item].to_string();
+        }
+        else
+        {
+            return major_items[missile_idx].to_string();
+        }
+    }
+        
+}
+
+