(wip) crash in render_hand, hand doesn't seem to be spawned

jong/src/riichi.rs

@@ -1,15 +1,14 @@
-use bevy::platform::collections::HashMap;
 use bevy::prelude::*;
 use bevy_spacetimedb::{
     ReadInsertUpdateMessage, ReadStdbConnectedMessage, ReadStdbDisconnectedMessage,
     ReadUpdateMessage, StdbPlugin,
 };
 
+use jong_db::{self, add_bot, set_ready};
 use jong_db::{
-    self, BotTableAccess, DbConnection, LobbyTableAccess, PlayerHand, PlayerTableAccess,
-    RemoteTables, ViewClosedHandsTableAccess, ViewHandTableAccess as _,
+    BotTableAccess, DbConnection, LobbyTableAccess, PlayerHand, PlayerTableAccess, RemoteTables,
+    ViewClosedHandsTableAccess, ViewHandTableAccess,
 };
-use jong_db::{add_bot, set_ready};
 use jong_types::*;
 use spacetimedb_sdk::Table;
 
@@ -46,8 +45,7 @@ impl Plugin for Riichi {
             .add_systems(Startup, subscriptions)
             .add_observer(on_subscribed)
             .add_systems(Update, (on_connect, on_disconnect))
-            .add_systems(Update, on_lobby_insert_update)
-            .add_systems(Update, on_player_insert_update)
+            .add_systems(Update, (on_lobby_insert_update, on_player_insert_update))
             .add_systems(
                 Update,
                 (on_view_hand_update)
@@ -56,7 +54,7 @@ impl Plugin for Riichi {
     }
 }
 
-fn on_connect(stdb: SpacetimeDB, mut messages: ReadStdbConnectedMessage, _commands: Commands) {
+fn on_connect(stdb: SpacetimeDB, mut messages: ReadStdbConnectedMessage) {
     for msg in messages.read() {
         info!("you're now jongline");
 
@@ -139,10 +137,13 @@ fn on_subscribed(
 
 fn spawn_main_player(
     stdb: &SpacetimeDB,
+
     commands: &mut Commands,
     next_turnstate: &mut ResMut<NextState<TurnState>>,
+
     player: &jong_db::Player,
 ) {
+    trace!("spawn_main_player");
     let main_player = commands
         .spawn((
             Player {
@@ -152,6 +153,17 @@ fn spawn_main_player(
         ))
         .id();
     if let Some(player_hand) = stdb.db().view_hand().iter().next() {
+        spawn_main_hand(commands, next_turnstate, main_player, &player_hand);
+    }
+}
+
+fn spawn_main_hand(
+    commands: &mut Commands,
+    next_turnstate: &mut ResMut<NextState<TurnState>>,
+    main_player: Entity,
+
+    player_hand: &PlayerHand,
+) {
     let hand_tiles: Vec<_> = player_hand
         .hand
         .iter()
@@ -164,10 +176,12 @@ fn spawn_main_player(
         .collect();
     let pond = commands.spawn(Hand).add_children(&pond_tiles).id();
     let hand = commands.spawn(Pond).add_children(&hand_tiles).id();
-        commands.entity(main_player).add_children(&[pond, hand]);
+    let children = commands.entity(main_player).add_children(&[pond, hand]).id();
+
+    debug!("main_hand: {:?}\n main_pond: {:?}, children: {:?}", hand_tiles, pond_tiles, children);
 
     if player_hand.turn_state == jong_db::TurnState::Tsumo
-            && let Some(drawn_dbt) = player_hand.working_tile
+        && let Some(drawn_dbt) = &player_hand.working_tile
     {
         let drawn = commands
             .spawn((Drawn, Tile::from(&drawn_dbt.tile), TileId(drawn_dbt.id)))
@@ -176,7 +190,6 @@ fn spawn_main_player(
     }
     next_turnstate.set(player_hand.turn_state.into());
 }
-}
 
 fn spawn_other_player(stdb: &SpacetimeDB, commands: &mut Commands, player: &jong_db::Player) {
     let id = PlayerOrBot::Player { id: player.id };
@@ -204,6 +217,7 @@ fn on_player_insert_update(
 ) {
     for msg in messages.read() {
         if main_player.is_none() && msg.new.identity == stdb.identity() {
+            trace!("spawn_main_player");
             spawn_main_player(&stdb, &mut commands, &mut next_turnstate, &msg.new);
         } else if other_players.iter().any(|p| {
             if let PlayerOrBot::Player { id } = &p.id {
@@ -275,19 +289,23 @@ fn on_view_hand_update(
     mut commands: Commands,
     tiles: Query<(Entity, &TileId)>,
 
-    main_player: Single<&Children, With<MainPlayer>>,
+    main_player: Single<(Entity, Option<&Children>), With<MainPlayer>>,
 
     hand: Query<Entity, With<Hand>>,
     pond: Query<Entity, With<Pond>>,
     // drawn: Option<Single<Entity, With<Drawn>>>,
     mut next_turnstate: ResMut<NextState<jong_types::states::TurnState>>,
 ) {
-    trace!("on_view_hand_update");
-
     // TODO can this and similar run at startup or on play/reconnect?
     for msg in messages.read() {
         trace!("new hand: {:?}", msg.new);
 
+        if main_player.1.is_none() {
+            trace!("spawn_main_hand, {:?}", *main_player);
+            spawn_main_hand(&mut commands, &mut next_turnstate, main_player.0, &msg.new);
+            continue;
+        }
+
         let hand_tiles: Vec<_> = msg
             .new
             .hand
@@ -299,10 +317,6 @@ fn on_view_hand_update(
                     .unwrap_or_else(|| commands.spawn((Tile::from(&dbt.tile), TileId(dbt.id))).id())
             })
             .collect();
-        commands
-            .entity(hand.iter().find(|e| main_player.contains(e)).unwrap())
-            .replace_children(&hand_tiles);
-
         let pond_tiles: Vec<_> = msg
             .new
             .pond
@@ -314,8 +328,20 @@ fn on_view_hand_update(
                     .unwrap_or_else(|| commands.spawn((Tile::from(&dbt.tile), TileId(dbt.id))).id())
             })
             .collect();
+
         commands
-            .entity(pond.iter().find(|e| main_player.contains(e)).unwrap())
+            .entity(
+                hand.iter()
+                    .find(|e| main_player.1.is_some_and(|mp| mp.contains(e)))
+                    .unwrap(),
+            )
+            .replace_children(&hand_tiles);
+        commands
+            .entity(
+                pond.iter()
+                    .find(|e| main_player.1.is_some_and(|mp| mp.contains(e)))
+                    .unwrap(),
+            )
             .replace_children(&pond_tiles);
 
         match msg.new.turn_state {

jong/src/tui.rs

@@ -88,7 +88,6 @@ impl Plugin for TuiPlugin {
                 (render::render_main_hand, render::render_main_pond)
                     .run_if(in_state(GameState::Play)),
                 render::render,
-                query_tester,
             )
                 .chain()
                 .in_set(TuiSet::Render),
@@ -96,24 +95,6 @@ impl Plugin for TuiPlugin {
     }
 }
 
-fn query_tester(
-    main_player: Single<&Children, With<MainPlayer>>,
-    // hand: Query<(&Children, Entity), With<Hand>>,
-) {
-    trace!("owo");
-    // let hand = hand
-    //     .iter()
-    //     .find_map(|(c, e)| {
-    //         if main_player.contains(&e) {
-    //             Some(c)
-    //         } else {
-    //             None
-    //         }
-    //     })
-    //     .unwrap();
-    // debug!("{hand:?}");
-}
-
 fn discard_tile(
     stdb: SpacetimeDB,
 

jong/src/tui/render.rs

@@ -115,6 +115,7 @@ pub(crate) fn render_main_hand(
     let hand: Vec<_> = hand
         .iter()
         .find_map(|(c, e)| {
+            debug!("main_player children: {:?}", *main_player);
             if main_player.contains(&e) {
                 Some(c)
             } else {