i cant get this to work its too spaghetti

data/defaults/dc_data_preset.json

@@ -1,9 +1,14 @@
 {
   "servers": {
-    "SERVER ID": {
+    "SERVER_ID": {
       "re_posts_channel": 0,
       "re_disabled": false,
       "wwrps_channel": 0
     }
+  },
+  "users": {
+    "USER_ID": {
+      "wwrps_elo": 0
+    }
   }
 }

data/lang/en.json

@@ -75,7 +75,7 @@
       "already_submitted": "You can't compete against yourself! Please wait until another player has submitted their RPS.",
       "anon": "[Anonymous]",
       "draw": "DRAW",
-      "match": "### {0} (P1) vs {1} (P2)...\n## {2}\n**P1:** {3}\n**P2:** {4}",
+      "match": "### {0} (P1) vs {1} (P2)...\n## {2}\n**P1:** {3} **[{4} +{5}] {6}**\n**P2:** {7} **[{8} +{9}] {10}**",
       "p1_win": "P1 WINS",
       "p2_win": "P2 WINS"
     },

src/cmds/generic/wwrps.rs

@@ -1,7 +1,8 @@
 use poise::serenity_prelude::{ChannelId, Mentionable};
+use serde_json::Value;
 use tokio::sync::MutexGuard;
 
-use crate::{Context, Error, games::wwrps::{RPS, RPSGame, RPSPlayer}, lang::Lang, messages::{http_send_msg, send_msg}};
+use crate::{Context, Error, games::wwrps::{game::{RPS, RPSGame, RPSPlayer}, ranks::{RPSStats, Ranks}}, lang::Lang, messages::{http_send_msg, send_msg}};
 
 
 #[poise::command(
@@ -27,43 +28,80 @@ pub async fn cmd(
 
   let mut game = ctx.data().rps_game.lock().await;
   
-  if !game.is_full_lobby() {
-    let r = game.add_player(
-      RPSPlayer { selection, user: ctx.author().clone(), wwrps_channel: ChannelId::new(c), anonymous });
+  if game.is_full_lobby() { return Ok(()) }
 
-    if let Err(_) = r
-      { send_msg(ctx, ctx.data().lang.get("dc.wwrps.already_submitted", &[]), true, true).await; return Ok(()); }
+  let data_lock = &ctx.data().discord_data.lock().await["users"];
 
-    let full = r.unwrap();
-    if !full { return Ok(()); }
+  let r = game.add_player(RPSPlayer {
+    selection,
+    user: ctx.author().clone(),
+    wwrps_channel: ChannelId::new(c),
+    anonymous,
+    stats: get_player_stats(ctx.author().id.get(), data_lock)
+  }, ctx.data().args.dev);
   
-    let r_text = results_text(&game, &ctx.data().lang);
-    let game_clone = game.clone();
-    game.clear();
+  if let Err(_) = r {
+    send_msg(ctx, ctx.data().lang.get("dc.wwrps.already_submitted", &[]), true, true).await;
+    return Ok(());
+  }
 
-    let mut used_channels: Vec<ChannelId> = Vec::new();
+  let full = r.unwrap();
+  if !full { return Ok(()); }
 
-    for player in &game_clone.players {
-      if let Some(p) = player {
-        if used_channels.contains(&p.wwrps_channel) { continue; }
-        used_channels.push(p.wwrps_channel);
-        http_send_msg(ctx.http(), p.wwrps_channel, r_text.clone()).await;
-      }
+  let winner = game.get_winner();
+
+  let p1 = game.players[0].as_ref().unwrap();
+  let p2 = game.players[1].as_ref().unwrap();
+
+  let old_elos = [p1.stats.elo, p2.stats.elo];
+  let expected = RPSStats::get_elo_expected(old_elos[0], old_elos[1]);
+
+  if let Some(w) = winner {
+    // 0 means p1 wins, and 1 means p2 wins
+    // we flip it because ELO counts 0 as a loss
+    game.players[0].as_mut().unwrap().stats.update_elo(expected, (!w) as f32);
+    game.players[1].as_mut().unwrap().stats.update_elo(expected, w as f32);
+  }
+
+  let r_text = results_text(&game, &ctx.data().lang, winner, old_elos);
+
+  // clone and clear here to prevent race conditions while
+  // sending the results
+  let game_clone = game.clone();
+  game.clear();
+
+  let mut used_channels: Vec<ChannelId> = Vec::new();
+  
+  // send the results
+  for player in &game_clone.players {
+    if let Some(p) = player {
+      if used_channels.contains(&p.wwrps_channel) { continue; }
+
+      used_channels.push(p.wwrps_channel);
+      http_send_msg(ctx.http(), p.wwrps_channel, r_text.clone()).await;
     }
   }
 
+  
   return Ok(());
 }
 
 
-fn results_text(game: &MutexGuard<'_, RPSGame>, lang: &Lang) -> String {
-  let winner = game.get_winner();
+fn results_text(
+  game: &MutexGuard<'_, RPSGame>,
+  lang: &Lang,
+  winner: Option<i8>,
+  old_elos: [u16; 2]
+) -> String
+{
   let winner_text: String;
   
   let p1 = game.players[0].as_ref().unwrap();
   let p2 = game.players[1].as_ref().unwrap();
-  let p1_n = if !p1.anonymous { p1.user.mention().to_string() } else { lang.get("dc.wwrps.anon", &[]) };
-  let p2_n = if !p2.anonymous { p2.user.mention().to_string() } else { lang.get("dc.wwrps.anon", &[]) };
+  let p1_n = if !p1.anonymous { p1.user.mention().to_string() }
+    else { lang.get("dc.wwrps.anon", &[]) };
+  let p2_n = if !p2.anonymous { p2.user.mention().to_string() }
+    else { lang.get("dc.wwrps.anon", &[]) };
   
   if let Some(w) = winner {
     winner_text = if w == 0 { lang.get("dc.wwrps.p1_win", &[]) }
@@ -73,11 +111,20 @@ fn results_text(game: &MutexGuard<'_, RPSGame>, lang: &Lang) -> String {
   return lang.get(
     "dc.wwrps.match",
     &[
-      p1.selection.to_string(),
-      p2.selection.to_string(),
-      winner_text,
-      p1_n,
-      p2_n
+      p1.selection.to_string(), // {0}
+      p2.selection.to_string(), // {1}
+
+      winner_text, // {2}
+      
+      p1_n, // {3}
+      old_elos[0].to_string(), // {4}
+      (p1.stats.elo - old_elos[0]).to_string(), // {5}
+      Ranks::from_elo(p1.stats.elo).to_string(), // {6}
+      
+      p2_n, // {7}
+      old_elos[1].to_string(), // {8}
+      (p2.stats.elo - old_elos[1]).to_string(), // {9}
+      Ranks::from_elo(p2.stats.elo).to_string(), // {10}
     ]);
 }
 
@@ -95,3 +142,15 @@ async fn get_wwrps_channel(ctx: Context<'_>) -> Option<u64> {
   
   return Some(c_id.as_u64().unwrap());
 }
+
+
+fn get_player_stats(uid: u64, db: &Value) -> RPSStats {
+  if let Some(user) = db.get(uid.to_string()) {
+    if let Some(elo) = user.get("wwrps_elo") {
+      if let Some(elo_i64) = elo.as_i64()
+        { return RPSStats::from(uid, elo_i64 as u16); }
+    }
+  }
+
+  return RPSStats::new(uid);
+}

src/db/bot_data.rs

@@ -1,7 +1,7 @@
 use serde_json::Value;
 use tokio::sync::Mutex;
 
-use crate::{db::{env_vars::AssistantEnv, terminal_args::Args}, games::wwrps::RPSGame, lang::Lang};
+use crate::{db::{env_vars::AssistantEnv, terminal_args::Args}, games::wwrps::game::RPSGame, lang::Lang};
 
 
 pub struct Data {

src/db/discord.rs

@@ -27,8 +27,12 @@ fn generate_data() {
   let preset_str = fs::read_to_string(PRESET_PATH).unwrap();
   let mut preset_json: Value = serde_json::from_str(&preset_str).unwrap();
 
+  // remove the examples
   if let Some(servers) = preset_json["servers"].as_object_mut() {
-    servers.remove("SERVER ID");
+    servers.remove("SERVER_ID");
+  }
+  if let Some(users) = preset_json["users"].as_object_mut() {
+    users.remove("USER_ID");
   }
 
   let json_str = serde_json::to_string_pretty(&preset_json).unwrap();

src/games/wwrps.rs

@@ -1,79 +1,2 @@
-use std::fmt::Display;
-
-use poise::serenity_prelude::{ChannelId, User};
-
-use crate::Error;
-
-
-#[derive(poise::ChoiceParameter, PartialEq, Clone, Debug)]
-#[repr(u8)]
-pub enum RPS {
-  Paper    = 0,
-  Rock     = 1,
-  Scissors = 2
-}
-
-
-#[derive(Clone)]
-pub struct RPSPlayer {
-  pub selection: RPS,
-  pub user: User,
-  pub wwrps_channel: ChannelId,
-  pub anonymous: bool
-}
-#[derive(Clone)]
-pub struct RPSGame {
-  pub players: [Option<RPSPlayer>; 2],
-}
-
-
-impl Display for RPS {
-  fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
-    return match self {
-      Self::Paper    => write!(f, "Paper"),
-      Self::Rock     => write!(f, "Rock"),
-      Self::Scissors => write!(f, "Scissors")
-    };
-  }
-}
-
-
-impl RPSGame {
-  pub fn new() -> Self {
-    return RPSGame {
-      players: [None, None],
-    }
-  }
-
-  /// Returns wether the lobby is filled or not
-  pub fn add_player(&mut self, player: RPSPlayer) -> Result<bool, Error> {
-    if let Some(p1) = &self.players[0]
-      { if p1.user == player.user { return Err(Error::from("Cannot add player, it already exists!")); }}
-    
-    if self.players[0].is_none() { self.players[0] = Some(player); return Ok(false); }
-    else if self.players[1].is_none() { self.players[1] = Some(player); return Ok(true); }
-    else { return Err(Error::from("Cannot add player, list is full!")); }
-  }
-  
-  pub fn clear(&mut self)
-    { self.players = [None, None]; }
-    
-    
-  pub fn get_winner(&self) -> Option<i8> {
-    if self.players.iter().any(|i| i.is_none())
-      { return None; }
-    
-    let Some(p1) = self.players[0].clone() else { return None; };
-    let Some(p2) = self.players[1].clone() else { return None; };
-    
-    let i1 = p1.selection as u8;
-    let i2 = p2.selection as u8;
-    
-    if i1 == i2 { return None; }
-    else if (i1 + 1) % 3 == i2 { return Some(0); }
-    else { return Some(1); }
-  }
-  
-  pub fn is_full_lobby(&self) -> bool
-    { return self.players.iter().all(|i| i.is_some()); }
-}
+pub mod game;
+pub mod ranks;

src/games/wwrps/game.rs

@@ -0,0 +1,82 @@
+use std::fmt::Display;
+
+use poise::serenity_prelude::{ChannelId, User};
+
+use crate::{Error, games::wwrps::ranks::RPSStats};
+
+
+#[derive(poise::ChoiceParameter, PartialEq, Clone, Debug)]
+#[repr(u8)]
+pub enum RPS {
+  Paper    = 0,
+  Rock     = 1,
+  Scissors = 2
+}
+
+
+#[derive(Clone)]
+pub struct RPSPlayer {
+  pub selection: RPS,
+  pub user: User,
+  pub wwrps_channel: ChannelId,
+  pub anonymous: bool,
+  pub stats: RPSStats
+}
+#[derive(Clone)]
+pub struct RPSGame {
+  pub players: [Option<RPSPlayer>; 2],
+}
+
+
+impl Display for RPS {
+  fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+    return match self {
+      Self::Paper    => write!(f, "Paper"),
+      Self::Rock     => write!(f, "Rock"),
+      Self::Scissors => write!(f, "Scissors")
+    };
+  }
+}
+
+
+impl RPSGame {
+  pub fn new() -> Self {
+    return RPSGame {
+      players: [None, None],
+    }
+  }
+
+  /// Returns wether the lobby is filled or not
+  pub fn add_player(&mut self, player: RPSPlayer, allow_dupes: bool) -> Result<bool, Error> {
+    if let Some(p1) = &self.players[0] {
+      if p1.user == player.user && !allow_dupes
+        { return Err(Error::from("Cannot add player, it already exists!")); }
+    }
+    
+    if self.players[0].is_none() { self.players[0] = Some(player); return Ok(false); }
+    else if self.players[1].is_none() { self.players[1] = Some(player); return Ok(true); }
+    else { return Err(Error::from("Cannot add player, list is full!")); }
+  }
+  
+  pub fn clear(&mut self)
+    { self.players = [None, None]; }
+    
+    
+  pub fn get_winner(&self) -> Option<i8> {
+    if self.players.iter().any(|i| i.is_none())
+      { return None; }
+    
+    let Some(p1) = self.players[0].clone() else { return None; };
+    let Some(p2) = self.players[1].clone() else { return None; };
+    
+    let i1 = p1.selection as u8;
+    let i2 = p2.selection as u8;
+    
+    if i1 == i2 { return None; }
+    else if (i1 + 1) % 3 == i2 { return Some(0); } // calculate if p1 wins
+    else { return Some(1); } // otherwise p2 wins
+  }
+  
+  pub fn is_full_lobby(&self) -> bool
+    { return self.players.iter().all(|i| i.is_some()); }
+}

src/games/wwrps/ranks.rs

@@ -0,0 +1,91 @@
+pub enum Ranks {
+  PlasticScissors,
+  PrinterPaper,
+  Pebble,
+
+  ArkOfTheElements,
+  Origami,
+  Obsidian,
+
+  Dwayne,
+  LiterallyBrokenTheSystem
+}
+
+
+#[derive(Clone)]
+pub struct RPSStats {
+  pub uid: u64,
+  pub elo: u16
+  // Win/loss history?
+}
+
+
+static SENSITIVITY: u16 = 32;
+pub static START_ELO: u16 = 500;
+
+
+impl RPSStats {
+  pub fn new(uid: u64) -> RPSStats
+    { return RPSStats { uid: uid, elo: START_ELO } }
+
+  pub fn from(uid: u64, elo: u16) -> RPSStats
+    { return RPSStats { uid: uid, elo: elo } }
+
+  pub fn update_elo(&mut self, expected: f32, score: f32)
+    { self.elo += SENSITIVITY * (score - expected) as u16; }
+
+  pub fn get_elo_expected(elo_a: u16, elo_b: u16) -> f32
+    { return 1.0 / (1.0 + f32::powf(10.0, (elo_b - elo_a) as f32 / 400.0)) }
+
+  // TODO: figure out a way to add RAM-efficient win/loss history before doing this
+  /*pub fn to_b64(&self) -> String {
+    return String::new();
+  }
+
+  pub fn from_b64(b64: String, uid: u64) -> RPSStats {
+    return Self::new();
+  }*/
+}
+
+
+impl Ranks {
+  pub fn from_elo(elo: u16) -> Ranks {
+    // formula: start + x * inc + step * (x * (x - 1) / 2)
+    // start = 100
+    // inc = 40
+    // step = 40
+
+    return match elo {
+      n if n > 1500 => Ranks::Dwayne,
+
+      n if n > 1180 => Ranks::Obsidian,
+      n if n > 900  => Ranks::Origami,
+      n if n > 660  => Ranks::ArkOfTheElements,
+
+      n if n >  460 => Ranks::Pebble,
+      n if n >  300 => Ranks::PrinterPaper,
+      n if n <= 180 => Ranks::PlasticScissors,
+
+      _ => Ranks::LiterallyBrokenTheSystem
+    }
+  }
+}
+
+
+impl ToString for Ranks {
+  fn to_string(&self) -> String {
+    return match self {
+      Ranks::PlasticScissors  => String::from("Plastic Scissors"),
+      Ranks::PrinterPaper     => String::from("Printer Paper"),
+      Ranks::Pebble           => String::from("Pebble"),
+
+      Ranks::ArkOfTheElements => String::from("Ark of the Elements"),
+      Ranks::Origami          => String::from("Origami"),
+      Ranks::Obsidian         => String::from("Obsidian"),
+
+      Ranks::Dwayne => String::from("Dwayne"),
+
+      Ranks::LiterallyBrokenTheSystem => String::from("YOU HAVE BROKEN THE GAME SOMEHOW"),
+    }
+  }
+}

src/gen.rs

@@ -9,7 +9,7 @@ use toml::Value;
 
 use crate::db::env_vars::AssistantEnv;
 use crate::db::{cfg, discord, reddit};
-use crate::games::wwrps::RPSGame;
+use crate::games::wwrps::game::RPSGame;
 use crate::lang::Lang;
 use crate::{Args, Cmd, Data, cmds, events, rs_println};
 

src/lang.rs

@@ -8,8 +8,8 @@ use crate::{Error, rs_warnln};
 
 #[derive(Debug)]
 enum LangErrorType {
-  Fallback,
-  ShortIndex,
+  InvalidArguments,
+  NotAnEndpoint,
   KeyNotFound
 }
 
@@ -57,7 +57,7 @@ impl Lang {
       else { search = r; }
     }
 
-    rs_warnln!("LANG warning ({:?})! ({})", LangErrorType::ShortIndex, str_path);
+    rs_warnln!("LANG warning ({:?})! ({})", LangErrorType::NotAnEndpoint, str_path);
     return str_path;
   }
 
@@ -68,7 +68,7 @@ impl Lang {
     if let Ok(ok) = cow
       { return ok.to_string(); }
     else {
-      rs_warnln!("LANG warning ({:?})! ({})", LangErrorType::Fallback, fallback);
+      rs_warnln!("LANG warning ({:?})! ({})", LangErrorType::InvalidArguments, fallback);
       return fallback;
     }
   }