resource asset

game/resources/src/lib.rs

@@ -0,0 +1,16 @@
+pub mod resource_asset;
+
+pub fn add(left: usize, right: usize) -> usize {
+	left + right
+}
+
+#[cfg(test)]
+mod tests {
+	use super::*;
+
+	#[test]
+	fn it_works() {
+		let result = add(2, 2);
+		assert_eq!(result, 4);
+	}
+}

game/resources/src/resource_asset.rs

@@ -0,0 +1,49 @@
+use asset_loader::create_asset_loader;
+use bevy::prelude::*;
+use bevy_asset_loader::asset_collection::AssetCollection;
+use serde::{Deserialize, Serialize};
+use shared::Tier;
+
+#[derive(Asset, TypePath, Debug, Serialize, Deserialize)]
+pub struct ResourceAsset {
+	pub identifier: String,
+	pub name: String,
+	pub description: String,
+	pub sprite_id: usize,
+	pub tier: Tier,
+}
+
+create_asset_loader!(
+	ResourceAssetPlugin,
+	ResourceAssetLoader,
+	ResourceAsset,
+	&["res", "res.ron"],
+	;?
+);
+
+#[derive(Resource, AssetCollection)]
+pub struct ResourceDatabase {
+	#[asset(key = "resources", collection(typed))]
+	pub units: Vec<Handle<ResourceAsset>>,
+}
+
+impl ResourceDatabase {
+	pub fn create_lookup(&self, assets: &Assets<ResourceAsset>) -> ResourceLookup {
+		let mut identifiers = Vec::with_capacity(self.units.len());
+		for handle in &self.units {
+			if let Some(asset) = assets.get(handle.id()) {
+				identifiers.push(asset.identifier.clone());
+			}
+		}
+		return ResourceLookup {
+			handles: self.units.clone(),
+			identifiers,
+		};
+	}
+}
+
+#[derive(Resource)]
+pub struct ResourceLookup {
+	pub handles: Vec<Handle<ResourceAsset>>,
+	pub identifiers: Vec<String>,
+}