add comments and logic for joining

src/main.rs

@@ -17,12 +17,17 @@ lazy_static! {
     static ref ROOMS: Mutex<HashMap<String, rooms::Room>> = Mutex::new(HashMap::new());
 }
 
+/*
+ * Config options
+ */
 #[derive(Parser, Debug)]
 #[clap(about, version, author)]
 struct Args {
     // Port number for server
     #[clap(short, long, default_value_t = 8000)]
     port: u16,
+    // this is here so that it shows up in help, it's actually used in templates.rs
+    // sucks
     #[clap(short, long, default_value = "http://127.0.0.1:8000")]
     base_url: String,
 }
@@ -37,6 +42,9 @@ fn rocket() -> _ {
         .mount("/", routes![index, room])
 }
 
+/*
+ * handles creating rooms, player counts and
+ */
 #[get("/?<roomname>")]
 async fn index(mut roomname: String) -> Template {
     // remove whitespace from roomname
@@ -72,7 +80,31 @@ async fn index(mut roomname: String) -> Template {
     }
 }
 
+/*
+ * handles requests for joining rooms and returns the real room page if token and room combination
+ * is correct
+ */
 #[get("/room?<roomname>&<token>&<player1>")]
-async fn room(roomname: &str, token: usize, player1: bool) -> String{
-    "hey gamer".to_string()
+async fn room(roomname: &str, token: usize, player1: bool) -> Template {
+    // lock room list mutex, don't forget to drop again
+    let rooms = ROOMS.lock().unwrap();
+    if rooms.contains_key(roomname) {
+        let room = rooms.get(roomname).unwrap();
+        // the room is real and the token is correct
+        if room.token == token {
+            drop(rooms);
+            //TODO: placeholder
+            templates::get_back_to_home("cool!")
+        }
+        // the room is real but the token is incorrect
+        else {
+            drop(rooms);
+            templates::get_back_to_home("illegalroom")
+        }
+    }
+    // the room doesn't exist
+    else {
+        drop(rooms);
+        templates::get_back_to_home("illegalroom")
+    }
 }