Add the ability to respawn and improve controller port mapping (#72)

Reviewed-on: #72
Co-authored-by: Álex Román Núñez <eirexe@eirteam.moe>

src/replay.rs

@@ -17,7 +17,7 @@ use crate::{
 };
 
 const MAGIC: &[u8; 8] = b"SPRPLY01";
-pub const REPLAY_VERSION: u32 = 2;
+pub const REPLAY_VERSION: u32 = 3;
 
 #[derive(Clone, Copy, Debug, Default, Eq, PartialEq, ValueEnum)]
 pub enum ReplayFormat {
@@ -169,16 +169,7 @@ fn validate(replay: &Replay) -> Result<(), String> {
     if replay
         .frames
         .iter()
-        .any(|frame| {
-            frame.inputs.len()
-                != replay
-                    .match_config
-                    .players
-                    .iter()
-                    .map(|player| player.handle)
-                    .max()
-                    .map_or(0, |handle| handle + 1)
-        })
+        .any(|frame| frame.inputs.len() != replay.match_config.players.len())
     {
         return Err("replay frame input count does not match player count".into());
     }
@@ -194,9 +185,7 @@ impl Replay {
             .map(|player| player.handle)
             .collect();
         handles.sort_unstable();
-        handles.is_empty()
-            || handles.windows(2).any(|handles| handles[0] == handles[1])
-            || handles.last() == Some(&usize::MAX)
+        handles.is_empty() || !handles.into_iter().eq(0..self.match_config.players.len())
     }
 
     fn frame(&self, frame: i32) -> Option<&ReplayFrame> {
@@ -385,6 +374,7 @@ mod tests {
                 stage: StageId::TestStage,
                 players: vec![MatchPlayer {
                     handle: 0,
+                    controller_port: 0,
                     fighter: FighterId::TestFighter,
                 }],
                 rules: MatchRules::Timed {