From fce10a55b702955b0731978f4f211b29b5ac2abe Mon Sep 17 00:00:00 2001
From: funlennysub <26184007+funlennysub@users.noreply.github.com>
Date: Sun, 16 Oct 2022 21:23:21 +0300
Subject: [PATCH] Show an error when trying to install bix < 6 for il2cpp game;
 Fix an error when parsing bix 5.*.* dll

---
 bepinex_helpers/src/game.rs        | 6 ++++++
 bepinex_installer/src/installer.rs | 9 +++++++--
 bepinex_sources/examples/basic.rs  | 2 +-
 3 files changed, 14 insertions(+), 3 deletions(-)

diff --git a/bepinex_helpers/src/game.rs b/bepinex_helpers/src/game.rs
index d414459..8976cde 100644
--- a/bepinex_helpers/src/game.rs
+++ b/bepinex_helpers/src/game.rs
@@ -169,6 +169,12 @@ pub fn get_dll_version(path: PathBuf) -> Result<Version, Box<dyn error::Error>>
         .get("ProductVersion")
         .ok_or("Failed to get prod. version")?;
 
+    // "Converts" 5.*.*.* into 5.*.* becuase BepInEx devs decided to add build num 💀
+    if version.starts_with('5') && version.split('.').count() > 3 {
+        let ver = version.split('.').into_iter().collect::<Vec<&str>>()[0..3].join(".");
+        return Ok(Version::parse(&ver).unwrap());
+    }
+
     // TODO: Do some proper handling of invalid semver that bix has in older versions 💀
     Ok(Version::parse(version).unwrap())
 }
diff --git a/bepinex_installer/src/installer.rs b/bepinex_installer/src/installer.rs
index 9781eef..be862e2 100644
--- a/bepinex_installer/src/installer.rs
+++ b/bepinex_installer/src/installer.rs
@@ -117,7 +117,7 @@ impl App for Installer {
                                         == Some(GameType::UnityIL2CPP)
                                         && selected_bix.version >= *MIN_IL2CPP_STABLE_VERSION;
 
-                                    let enabled = supported_ver
+                                    let supported = supported_ver
                                         || (selected_game.ty != Some(GameType::UnityIL2CPP));
 
                                     strip.cell(|ui| {
@@ -147,7 +147,7 @@ impl App for Installer {
                                     strip.cell(|ui| {
                                         ui.centered_and_justified(|ui| {
                                             let install_btn = Button::new("Install").small();
-                                            if ui.add_enabled(enabled, install_btn).clicked() {
+                                            if ui.add(install_btn).clicked() {
                                                 let options = ToastOptions {
                                                     show_icon: true,
                                                     ..ToastOptions::with_duration(
@@ -155,6 +155,11 @@ impl App for Installer {
                                                     )
                                                 };
 
+                                                if !supported {
+                                                    toasts.error(format!("Minimal BepInEx for this game is {}", *MIN_IL2CPP_STABLE_VERSION), options);
+                                                    return;
+                                                }
+
                                                 let query =
                                                     selected_game.to_query(&selected_bix.version);
                                                 let res = selected_bix
diff --git a/bepinex_sources/examples/basic.rs b/bepinex_sources/examples/basic.rs
index 646d851..293c5dc 100644
--- a/bepinex_sources/examples/basic.rs
+++ b/bepinex_sources/examples/basic.rs
@@ -2,7 +2,7 @@ use bepinex_sources::{github::GitHubApi, models::bleeding_edge::bepinex::BepInEx
 use semver::Version;
 
 fn main() -> anyhow::Result<()> {
-    let min_ver = Version::parse("5.4.21").unwrap();
+    let min_ver = Version::parse("5.4.11").unwrap();
     let mut gh = GitHubApi::new("BepInEx", "BepInEx");
     gh.set_pre_releases(true);
     gh.set_min_tag(Some(min_ver));