1 files changed, 334 insertions, 0 deletions
diff --git a/libs/nak/src/installers/mod.rs b/libs/nak/src/installers/mod.rs
new file mode 100644
index 0000000..cf3eb85
--- /dev/null
+++ b/libs/nak/src/installers/mod.rs
@@ -0,0 +1,334 @@
+//! Mod manager installation logic
+//!
+//! Stripped for Fluorine: no common.rs, mo2.rs, plugin.rs, compatdata_scanner.rs.
+
+pub mod symlinks;
+
+mod prefix_setup;
+
+pub use prefix_setup::{
+    apply_dpi, apply_registry_for_game_path, auto_apply_game_registries, cleanup_prefix_drives,
+    install_all_dependencies, kill_wineserver, known_game_names, launch_dpi_test_app, DPI_PRESETS,
+};
+
+use std::error::Error;
+use std::fs;
+use std::sync::atomic::AtomicBool;
+use std::sync::Arc;
+
+use crate::logging::log_install;
+use crate::steam::SteamProton;
+
+// ============================================================================
+// Shared Types
+// ============================================================================
+
+/// Context for background installation tasks
+#[derive(Clone)]
+pub struct TaskContext {
+    pub status_callback: Arc<dyn Fn(String) + Send + Sync>,
+    pub log_callback: Arc<dyn Fn(String) + Send + Sync>,
+    pub progress_callback: Arc<dyn Fn(f32) + Send + Sync>,
+    pub cancel_flag: Arc<AtomicBool>,
+}
+
+impl TaskContext {
+    pub fn new(
+        status: impl Fn(String) + Send + Sync + 'static,
+        log: impl Fn(String) + Send + Sync + 'static,
+        progress: impl Fn(f32) + Send + Sync + 'static,
+        cancel: Arc<AtomicBool>,
+    ) -> Self {
+        Self {
+            status_callback: Arc::new(status),
+            log_callback: Arc::new(log),
+            progress_callback: Arc::new(progress),
+            cancel_flag: cancel,
+        }
+    }
+
+    pub fn set_status(&self, msg: String) {
+        (self.status_callback)(msg);
+    }
+
+    pub fn log(&self, msg: String) {
+        (self.log_callback)(msg);
+    }
+
+    pub fn set_progress(&self, p: f32) {
+        (self.progress_callback)(p);
+    }
+
+    pub fn is_cancelled(&self) -> bool {
+        self.cancel_flag.load(std::sync::atomic::Ordering::Relaxed)
+    }
+
+    /// Run a command that can be killed if the user cancels.
+    pub fn run_cancellable(&self, mut cmd: std::process::Command) -> Result<std::process::ExitStatus, Box<dyn std::error::Error>> {
+        let mut child = cmd.spawn()?;
+
+        loop {
+            match child.try_wait()? {
+                Some(status) => return Ok(status),
+                None => {
+                    if self.is_cancelled() {
+                        let _ = child.kill();
+                        let _ = child.wait();
+                        return Err("Cancelled".into());
+                    }
+                    std::thread::sleep(std::time::Duration::from_millis(250));
+                }
+            }
+        }
+    }
+}
+
+// ============================================================================
+// Shared Wine Registry Settings
+// ============================================================================
+
+/// Wine registry settings
+pub const WINE_SETTINGS_REG: &str = r#"Windows Registry Editor Version 5.00
+
+[HKEY_CURRENT_USER\Software\Wine\DllOverrides]
+"dwrite.dll"="native,builtin"
+"dwrite"="native,builtin"
+"winmm.dll"="native,builtin"
+"winmm"="native,builtin"
+"version.dll"="native,builtin"
+"version"="native,builtin"
+"ArchiveXL.dll"="native,builtin"
+"ArchiveXL"="native,builtin"
+"Codeware.dll"="native,builtin"
+"Codeware"="native,builtin"
+"TweakXL.dll"="native,builtin"
+"TweakXL"="native,builtin"
+"input_loader.dll"="native,builtin"
+"input_loader"="native,builtin"
+"RED4ext.dll"="native,builtin"
+"RED4ext"="native,builtin"
+"mod_settings.dll"="native,builtin"
+"mod_settings"="native,builtin"
+"scc_lib.dll"="native,builtin"
+"scc_lib"="native,builtin"
+"dxgi.dll"="native,builtin"
+"dxgi"="native,builtin"
+"dbghelp.dll"="native,builtin"
+"dbghelp"="native,builtin"
+"d3d12.dll"="native,builtin"
+"d3d12"="native,builtin"
+"wininet.dll"="native,builtin"
+"wininet"="native,builtin"
+"winhttp.dll"="native,builtin"
+"winhttp"="native,builtin"
+"dinput.dll"="native,builtin"
+"dinput8"="native,builtin"
+"dinput8.dll"="native,builtin"
+
+[HKEY_CURRENT_USER\Software\Wine]
+"ShowDotFiles"="Y"
+
+[HKEY_CURRENT_USER\Control Panel\Desktop]
+"FontSmoothing"="2"
+"FontSmoothingGamma"=dword:00000578
+"FontSmoothingOrientation"=dword:00000001
+"FontSmoothingType"=dword:00000002
+
+[HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Layers]
+@="~ HIGHDPIAWARE"
+
+[HKEY_CURRENT_USER\Software\Wine\AppDefaults\Pandora Behaviour Engine+.exe\X11 Driver]
+"Decorated"="N"
+
+[HKEY_CURRENT_USER\Software\Wine\AppDefaults\Vortex.exe\X11 Driver]
+"Decorated"="N"
+
+[HKEY_CURRENT_USER\Software\Wine\AppDefaults\SSEEdit.exe]
+"Version"="winxp"
+
+[HKEY_CURRENT_USER\Software\Wine\AppDefaults\SSEEdit64.exe]
+"Version"="winxp"
+
+[HKEY_CURRENT_USER\Software\Wine\AppDefaults\FO4Edit.exe]
+"Version"="winxp"
+
+[HKEY_CURRENT_USER\Software\Wine\AppDefaults\FO4Edit64.exe]
+"Version"="winxp"
+
+[HKEY_CURRENT_USER\Software\Wine\AppDefaults\TES4Edit.exe]
+"Version"="winxp"
+
+[HKEY_CURRENT_USER\Software\Wine\AppDefaults\TES4Edit64.exe]
+"Version"="winxp"
+
+[HKEY_CURRENT_USER\Software\Wine\AppDefaults\xEdit64.exe]
+"Version"="winxp"
+
+[HKEY_CURRENT_USER\Software\Wine\AppDefaults\SF1Edit64.exe]
+"Version"="winxp"
+
+[HKEY_CURRENT_USER\Software\Wine\AppDefaults\FNVEdit.exe]
+"Version"="winxp"
+
+[HKEY_CURRENT_USER\Software\Wine\AppDefaults\FNVEdit64.exe]
+"Version"="winxp"
+
+[HKEY_CURRENT_USER\Software\Wine\AppDefaults\xFOEdit.exe]
+"Version"="winxp"
+
+[HKEY_CURRENT_USER\Software\Wine\AppDefaults\xFOEdit64.exe]
+"Version"="winxp"
+
+[HKEY_CURRENT_USER\Software\Wine\AppDefaults\xSFEEdit.exe]
+"Version"="winxp"
+
+[HKEY_CURRENT_USER\Software\Wine\AppDefaults\xSFEEdit64.exe]
+"Version"="winxp"
+
+[HKEY_CURRENT_USER\Software\Wine\AppDefaults\xTESEdit.exe]
+"Version"="winxp"
+
+[HKEY_CURRENT_USER\Software\Wine\AppDefaults\xTESEdit64.exe]
+"Version"="winxp"
+
+[HKEY_CURRENT_USER\Software\Wine\AppDefaults\FO3Edit.exe]
+"Version"="winxp"
+
+[HKEY_CURRENT_USER\Software\Wine\AppDefaults\FO3Edit64.exe]
+"Version"="winxp"
+
+; =============================================================================
+; Native file browser integration (opens folders in native file manager)
+; =============================================================================
+[HKEY_CLASSES_ROOT\Folder\shell\explore\command]
+@="C:\\windows\\system32\\winebrowser.exe -nohome \"%1\""
+
+[HKEY_CLASSES_ROOT\Directory\shell\explore\command]
+@="C:\\windows\\system32\\winebrowser.exe -nohome \"%1\""
+
+[HKEY_CLASSES_ROOT\Folder\shell\open\command]
+@="C:\\windows\\system32\\winebrowser.exe -nohome \"%1\""
+
+[HKEY_CLASSES_ROOT\Directory\shell\open\command]
+@="C:\\windows\\system32\\winebrowser.exe -nohome \"%1\""
+
+; =============================================================================
+; Native text editor integration (opens text files in native editor)
+; =============================================================================
+[HKEY_CLASSES_ROOT\txtfile\shell\open\command]
+@="C:\\windows\\system32\\winebrowser.exe \"%1\""
+
+[HKEY_CLASSES_ROOT\inifile\shell\open\command]
+@="C:\\windows\\system32\\winebrowser.exe \"%1\""
+
+[HKEY_CLASSES_ROOT\.txt]
+@="txtfile"
+
+[HKEY_CLASSES_ROOT\.ini]
+@="inifile"
+
+[HKEY_CLASSES_ROOT\.cfg]
+@="txtfile"
+
+[HKEY_CLASSES_ROOT\.log]
+@="txtfile"
+
+[HKEY_CLASSES_ROOT\.xml]
+@="txtfile"
+
+[HKEY_CLASSES_ROOT\.json]
+@="txtfile"
+
+[HKEY_CLASSES_ROOT\.yml]
+@="txtfile"
+
+[HKEY_CLASSES_ROOT\.yaml]
+@="txtfile"
+"#;
+
+// ============================================================================
+// Shared Functions
+// ============================================================================
+
+/// Apply Wine registry settings to a prefix
+pub fn apply_wine_registry_settings(
+    prefix_path: &std::path::Path,
+    proton: &SteamProton,
+    log_callback: &impl Fn(String),
+    _app_id: Option<u32>,
+) -> Result<(), Box<dyn Error>> {
+    use std::io::Write;
+    use crate::config::AppConfig;
+    use crate::logging::{log_error, log_warning};
+    use crate::runtime_wrap;
+
+    let tmp_dir = AppConfig::get_tmp_path();
+    fs::create_dir_all(&tmp_dir)?;
+    let reg_file = tmp_dir.join("wine_settings.reg");
+
+    let mut file = fs::File::create(&reg_file)?;
+    file.write_all(WINE_SETTINGS_REG.as_bytes())?;
+
+    let wine_bin = proton.wine_binary().ok_or_else(|| {
+        let err_msg = format!(
+            "Wine binary not found for Proton '{}' (checked files/bin/wine and dist/bin/wine)",
+            proton.name
+        );
+        log_callback(format!("Error: {}", err_msg));
+        err_msg
+    })?;
+
+    let wineserver_bin = proton.wineserver_binary().unwrap_or_else(|| {
+        wine_bin.with_file_name("wineserver")
+    });
+
+    let bin_dir = proton.bin_dir().ok_or_else(|| {
+        let err_msg = "Could not determine Proton bin directory";
+        log_callback(format!("Error: {}", err_msg));
+        err_msg
+    })?;
+
+    let path_env = format!(
+        "{}:{}",
+        bin_dir.to_string_lossy(),
+        std::env::var("PATH").unwrap_or_default()
+    );
+
+    log_callback("Applying Wine registry settings...".to_string());
+    log_install("Running wine regedit...");
+
+    let reg_envs: Vec<(&str, String)> = vec![
+        ("WINEPREFIX", prefix_path.display().to_string()),
+        ("WINE", wine_bin.display().to_string()),
+        ("WINESERVER", wineserver_bin.display().to_string()),
+        ("PATH", path_env),
+        ("WINEDLLOVERRIDES", "mshtml=d".to_string()),
+        ("PROTON_USE_XALIA", "0".to_string()),
+    ];
+    let regedit_status = runtime_wrap::build_command(&wine_bin, &reg_envs)
+        .arg("regedit")
+        .arg(&reg_file)
+        .status();
+
+    match regedit_status {
+        Ok(status) => {
+            if status.success() {
+                log_callback("Registry settings applied successfully".to_string());
+                log_install("Wine registry settings applied successfully");
+            } else {
+                let msg = format!("regedit exited with code {:?}", status.code());
+                log_callback(format!("Warning: {}", msg));
+                log_warning(&msg);
+            }
+        }
+        Err(e) => {
+            let msg = format!("Failed to run regedit: {}", e);
+            log_callback(format!("Error: {}", msg));
+            log_error(&msg);
+            return Err(msg.into());
+        }
+    }
+
+    let _ = fs::remove_file(&reg_file);
+    Ok(())
+}