chat refactoring WIP

src/main.rs

@@ -5,11 +5,11 @@ mod time;
 mod generators;
 mod creature;
 mod site;
-mod app;
+mod ui;
 mod entity;
 mod game;
 
-use app::App;
+use ui::App;
 use noise::{Perlin, ScalePoint, Add, NoiseFn, ScaleBias};
 use noise::utils::{NoiseMapBuilder, PlaneMapBuilder};
 use image::{RgbImage, Rgb};

src/ui/chat.rs

@@ -0,0 +1,57 @@
+use tui::{text::{Span}, style::{Style, Color}};
+
+use crate::entity::EntityId;
+
+pub struct ChatLine {
+    pub speaker_id: EntityId,
+    pub speaker: String,
+    pub text: String,
+    pub action: bool,
+}
+
+pub struct Chat {
+    pub lines: Vec<ChatLine>,
+}
+
+impl ChatLine {
+    pub fn new(speaker_id: EntityId, speaker: String, text: String, action: bool) -> ChatLine {
+        ChatLine {
+            speaker_id: speaker_id,
+            speaker: speaker,
+            text: text,
+            action: action,
+        }
+    }
+
+    pub fn to_spans(&self) -> tui::text::Spans {
+        let mut spans = Vec::new();
+        spans.push(Span::styled(format!("{}: ", self.speaker), Style::default().fg(Color::Red)));
+        spans.push(Span::styled(format!("{}", self.text), Style::default().fg(Color::White)));
+        tui::text::Spans::from(spans)
+    }
+
+}
+
+impl Chat {
+    pub fn new() -> Chat {
+        Chat {
+            lines: Vec::new(),
+        }
+    }
+
+    pub fn add_line(&mut self, line: ChatLine) {
+        self.lines.push(line);
+    }
+
+    pub fn to_spans(&self) -> Vec<tui::text::Spans> {
+        let mut spans = Vec::new();
+        for line in &self.lines {
+            spans.push(line.to_spans());
+            spans.push(tui::text::Spans::from(vec![
+                Span::styled("\n", Style::default().fg(Color::White))
+            ]));
+        }
+        spans
+    }
+
+}

src/ui/mod.rs

@@ -1,8 +1,12 @@
+mod chat;
+
 use crossterm::event::{read, Event, KeyCode};
 use tui::{backend::Backend, Frame, layout::Layout};
 
 use crate::{game::Game, entity::EntityId};
 
+use self::chat::{Chat, ChatLine};
+
 /**
  * |........................|
  * | Conversations/Selection|
@@ -23,7 +27,7 @@ pub struct App<'a> {
     guest_list: Vec<tui::widgets::ListItem<'a>>,
     guest_list_state: tui::widgets::ListState,
     status: AppStatus,
-    conversation: Vec<tui::text::Spans<'a>>,
+    conversation: Chat,
 }
 
 impl<'a> App<'a> {
@@ -33,7 +37,7 @@ impl<'a> App<'a> {
             guest_list: vec![],
             guest_list_state: tui::widgets::ListState::default(),
             status: AppStatus::Initial,
-            conversation: Vec::new(),
+            conversation: Chat::new(),
         }
     }
 
@@ -69,7 +73,7 @@ impl<'a> App<'a> {
                             KeyCode::Enter => {
                                 let selected = self.guest_list_state.selected().unwrap();
                                 let guest_id = &self.game.state.guests()[selected];
-                                self.conversation = Vec::new();
+                                self.conversation = Chat::new();
                                 self.greet_guest(Some(*guest_id));
                                 self.status = AppStatus::TalkToGuest(Some(*guest_id));
                             },
@@ -174,7 +178,7 @@ impl<'a> App<'a> {
             .fg(tui::style::Color::Green)
             .bg(tui::style::Color::Black);
 
-        let mut full_text = self.conversation.clone();
+        let mut full_text = self.conversation.to_spans();
         full_text.push(tui::text::Spans::from(vec![
             tui::text::Span::styled("(a) ", key_style),
             tui::text::Span::raw("What's your business?"),
@@ -192,32 +196,33 @@ impl<'a> App<'a> {
      */
     fn greet_guest(&mut self, guest_id: Option<EntityId>) {
         let guest = self.game.state.get_creature(guest_id.unwrap()).unwrap();
-        self.conversation.push(
-            tui::text::Spans::from(vec![
-                tui::text::Span::styled("Greetings traveller?\n", tui::style::Style::default().fg(tui::style::Color::Yellow)),
-            ])
-        );
-        self.conversation.push(
-            tui::text::Spans::from(vec![
-                tui::text::Span::raw("Hello, I'm "),
-                tui::text::Span::styled(guest.name.clone(), tui::style::Style::default().add_modifier(tui::style::Modifier::BOLD)),
-                tui::text::Span::raw(".\n"),
-            ])
-        );
+        self.conversation.add_line(ChatLine::new(
+            0,
+            "You".to_owned(),
+            "Greetings traveller!".to_owned(),
+            false
+        ));
+        self.conversation.add_line(ChatLine::new(
+            guest_id.unwrap(),
+            guest.name.clone(),
+            "Hello, I'm ".to_owned() + &guest.name + ".",
+            false
+        ));
     }
 
     fn ask_business(&mut self, guest: Option<EntityId>) {
         let guest = self.game.state.get_creature(guest.unwrap()).unwrap();
-        self.conversation.push(
-            tui::text::Spans::from(vec![
-                tui::text::Span::styled("What's your business?\n", tui::style::Style::default().fg(tui::style::Color::Yellow))
-            ])
-        );
-        self.conversation.push(
-            tui::text::Spans::from(vec![
-                tui::text::Span::raw(guest.say_agenda(& self.game.state)),
-                tui::text::Span::raw("\n"),
-            ])
-        );
+        self.conversation.add_line(ChatLine::new(
+            0,
+            "You".to_owned(),
+            "What's your business?".to_owned(),
+            false
+        ));
+        self.conversation.add_line(ChatLine::new(
+            guest.entity.id,
+            guest.name.clone(),
+            guest.say_agenda(& self.game.state),
+            false
+        ));
     }
 }