implement showing the first message of a chat

src/chat.rs

@@ -1,7 +1,7 @@
 extern crate yaml_rust;
 use bevy::prelude::*;
 use yaml_rust::{Yaml, YamlLoader};
-use crate::{audio, world};
+use crate::{audio, hud, world};
 
 pub const CHATS: &[&str] = &[
     include_str!("chats/serenity.yaml"),
@@ -26,8 +26,8 @@ impl Plugin for ChatPlugin {
 
 #[derive(Component)]
 pub struct Chat {
-    pub id: u32,
-    pub position: u32,
+    pub id: usize,
+    pub position: usize,
     pub timer: f64,
 }
 
@@ -46,15 +46,15 @@ impl ChatDB {
         return Err(());
     }
 
-    pub fn get_chat_by_id(&self, id: &String) -> Result<u32, String> {
-        let mut found: Option<u32> = None;
+    pub fn get_chat_by_id(&self, id: &String) -> Result<usize, String> {
+        let mut found: Option<usize> = None;
         for (index, object_yaml) in self.0.iter().enumerate() {
             if let Some(chat_id) = object_yaml[0][TOKEN_CHAT].as_str() {
                 if chat_id == id {
                     if found.is_some() {
                         return Err("Found multiple chats with the same id!".to_string());
                     }
-                    found = Some(index as u32);
+                    found = Some(index);
                 }
             }
         }
@@ -66,7 +66,12 @@ impl ChatDB {
 
     pub fn advance_chat(&self, chat: &mut Chat, event: &mut EventWriter<ChatEvent>) {
         event.send(ChatEvent::DespawnAllChoices);
+        let conv = &self.0[chat.id];
         chat.position += 1;
+        dbg!(chat.position);
+        if let Some(message) = conv[chat.position].as_str() {
+            event.send(ChatEvent::DisplayMessage(message.to_string()));
+        }
     }
 }
 
@@ -86,7 +91,7 @@ pub struct StartConversationEvent {
 #[derive(Event)]
 pub enum ChatEvent {
     DespawnAllChoices,
-    //ShowMessage(String),
+    DisplayMessage(String),
     //SpawnChoice(String),
     //Script(String, String, String),
 }
@@ -118,7 +123,7 @@ pub fn handle_new_conversations(
                 ew_sfx.send(audio::PlaySfxEvent(audio::Sfx::Ping));
                 let mut chat = Chat {
                     id: chat_id,
-                    position: 1, // not 0, since the first item is always the chat name
+                    position: 0,
                     timer: time.elapsed_seconds_f64(),
                 };
                 chatdb.advance_chat(&mut chat, &mut ew_chatevent);
@@ -137,6 +142,7 @@ pub fn handle_new_conversations(
 pub fn handle_chat_events(
     mut commands: Commands,
     mut er_chatevent: EventReader<ChatEvent>,
+    mut log: ResMut<hud::Log>,
     q_choices: Query<Entity, With<Choice>>,
 ) {
     for event in er_chatevent.read() {
@@ -146,6 +152,9 @@ pub fn handle_chat_events(
                     commands.entity(entity).despawn();
                 }
             }
+            ChatEvent::DisplayMessage(message) => {
+                log.chat(message.into(), "Someone".to_string());
+            }
         }
     }
 }

src/chats/serenity.yaml

@@ -17,6 +17,7 @@
 
 
 - chat: Icarus
+- TEST MESSAGE
 - if talkcount > 0:
   - "Oh, hi again! How are you?"
   - goto: howru

src/hud.rs

@@ -413,7 +413,7 @@ fn update_hud(
     mut timer: ResMut<FPSUpdateTimer>,
     mut query: Query<&mut Text, With<GaugesText>>,
     //q_choices: Query<&chat::ChoiceAvailable>,
-    //mut query_chat: Query<&mut Text, (With<ChatText>, Without<GaugesText>)>,
+    mut query_chat: Query<&mut Text, (With<ChatText>, Without<GaugesText>)>,
     query_all_actors: Query<&actor::Actor>,
     settings: Res<settings::Settings>,
     q_target: Query<(&IsClickable, Option<&Position>, Option<&LinearVelocity>), With<IsTargeted>>,
@@ -514,7 +514,7 @@ fn update_hud(
             }
         }
 
-//        if let Ok(mut chat) = query_chat.get_single_mut() {
+        if let Ok(mut chat) = query_chat.get_single_mut() {
 //            // Choices
 //            let mut choices: Vec<String> = Vec::new();
 //            let mut count = 0;
@@ -535,27 +535,27 @@ fn update_hud(
 //                }
 //            }
 //            chat.sections[2].value = choices.join("\n");
-//
-//            // Chat Log and System Log
-//            let logfilter = if settings.hud_active {
-//                |_msg: &&Message| { true }
-//            } else {
-//                |msg: &&Message| { match msg.level {
-//                    LogLevel::Chat => true,
-//                    LogLevel::Warning => true,
-//                    LogLevel::Info => true,
-//                    _ => false
-//                }}
-//            };
-//            let logs_vec: Vec<String> = log.logs.iter()
-//                .filter(logfilter)
-//                .map(|s| if s.sender.is_empty() {
-//                    format!("{}", s.text)
-//                } else {
-//                    format!("{}: {}", s.sender, s.text)
-//                }).collect();
-//            chat.sections[0].value = logs_vec.join("\n");
-//        }
+
+            // Chat Log and System Log
+            let logfilter = if settings.hud_active {
+                |_msg: &&Message| { true }
+            } else {
+                |msg: &&Message| { match msg.level {
+                    LogLevel::Chat => true,
+                    LogLevel::Warning => true,
+                    LogLevel::Info => true,
+                    _ => false
+                }}
+            };
+            let logs_vec: Vec<String> = log.logs.iter()
+                .filter(logfilter)
+                .map(|s| if s.sender.is_empty() {
+                    format!("{}", s.text)
+                } else {
+                    format!("{}: {}", s.sender, s.text)
+                }).collect();
+            chat.sections[0].value = logs_vec.join("\n");
+        }
         log.needs_rerendering = false;
         log.remove_old();
     }