wip loading

game/game_logic/src/rendering/screens/loading_screen.rs

@@ -1,25 +1,71 @@
+//! Handles loading the global resources and playing an intro animation
+//!
+//! ## Overview
+//!
+//! This module contains `LoadingScreen` which will perform multi-threaded resource loading while rendering a loading animation.
+//!
+//! ## Whats happening
+//!
+//! - Discord RPC is set
+//! - Resources are loaded
+//! - Animation is rendered
+
+use poll_promise::Promise;
 use raylib::prelude::*;
 
-use crate::discord::DiscordChannel;
+use crate::{
+    discord::{DiscordChannel, DiscordRpcSignal},
+    global_resource_package::GlobalResources,
+    project_constants::ProjectConstants,
+};
 
-#[derive(Debug)]
-pub struct LoadingScreen {}
+pub struct LoadingScreen {
+    pub resources: Option<GlobalResources>,
+    has_updated_discord_status: bool,
+}
 
 impl LoadingScreen {
     /// Construct a new `LoadingScreen`
     pub fn new() -> Self {
-        Self {}
+        Self {
+            resources: None,
+            has_updated_discord_status: false,
+        }
     }
 
-    pub fn render(
+    pub async fn render(
         &mut self,
         raylib: &mut RaylibHandle,
         rl_thread: &RaylibThread,
         discord: &DiscordChannel,
+        constants: &ProjectConstants,
     ) -> bool {
-        let mut d = raylib.begin_drawing(&rl_thread);
+        // Handle updating the Discord status
+        if !self.has_updated_discord_status {
+            discord
+                .send(DiscordRpcSignal::ChangeDetails {
+                    details: constants
+                        .discord
+                        .strings
+                        .get("details.loading")
+                        .unwrap()
+                        .to_owned(),
+                    party_status: None,
+                })
+                .await
+                .unwrap();
+            self.has_updated_discord_status = true;
+        }
+
+        // Begin loading resources if we haven't already
+        if let None = self.resources {
+            self.resources = Some(GlobalResources::load(raylib, rl_thread).await);
+        }
+
+        // Draw some graphics
+        let mut d = raylib.begin_drawing(&rl_thread);
+        d.clear_background(raylib::color::Color::BLACK);
 
-        d.clear_background(raylib::color::Color::WHITE);
 
         true
     }