Merge pull request #288 from TruncateGame/fix/latent-changelog

Resolve latent release state loading newer tutorial

Author: bglw

truncate_client/src/handle_launch_code.rs

@@ -40,7 +40,7 @@ pub fn handle_launch_code(
         "TUTORIAL_RULES" => {
             return Some(GameStatus::Tutorial(TutorialState::new(
                 "rules".to_string(),
-                utils::includes::rules(),
+                utils::includes::rules(outer.launched_at_day),
                 ui.ctx(),
                 outer.map_texture.clone(),
                 &outer.theme,

truncate_client/src/regions/native_menu.rs

@@ -38,7 +38,7 @@ pub fn render_native_menu_if_required(
             if ui.button("Tutorial: Rules").clicked() {
                 return Some(GameStatus::Tutorial(TutorialState::new(
                     "rules".to_string(),
-                    utils::includes::rules(),
+                    utils::includes::rules(outer.launched_at_day),
                     ui.ctx(),
                     outer.map_texture.clone(),
                     &outer.theme,

truncate_client/src/utils/includes.rs

@@ -52,9 +52,18 @@ pub enum ChangePriority {
     Low,
 }
 
-pub fn rules() -> Tutorial {
-    serde_yaml::from_slice(include_bytes!("../../tutorials/rules.yml"))
-        .expect("Tutorial should match Tutorial format")
+pub fn rules(for_day: u32) -> Tutorial {
+    [
+        serde_yaml::from_slice::<Tutorial>(include_bytes!("../../tutorials/rules_2.yml"))
+            .expect("Tutorial should match Tutorial format"),
+        serde_yaml::from_slice::<Tutorial>(include_bytes!("../../tutorials/rules_1.yml"))
+            .expect("Tutorial should match Tutorial format"),
+        serde_yaml::from_slice::<Tutorial>(include_bytes!("../../tutorials/rules_0.yml"))
+            .expect("Tutorial should match Tutorial format"),
+    ]
+    .into_iter()
+    .find(|r| r.effective_day <= for_day || r.effective_day == 0)
+    .expect("Some ruleset should apply for any given day")
 }
 
 pub fn changelogs() -> HashMap<&'static str, Tutorial> {