From 86de977e057913ad7aef33f2bfe61bae8928a99c Mon Sep 17 00:00:00 2001
From: Observer KRypt0n_ <suimin.tu.mu.ga.mi@gmail.com>
Date: Fri, 1 Jul 2022 13:46:34 +0200
Subject: [PATCH] Added wine sync support and prepared to add debug launch

---
 src/lib/config.rs | 19 +++++++++++++++++++
 src/lib/game.rs   | 48 ++++++++++++++++++++++++++++++++++++++++++++---
 2 files changed, 64 insertions(+), 3 deletions(-)

diff --git a/src/lib/config.rs b/src/lib/config.rs
index 0fc5103..f05051b 100644
--- a/src/lib/config.rs
+++ b/src/lib/config.rs
@@ -84,6 +84,25 @@ impl Config {
             None => None
         }
     }
+
+    /// Get environment variables corresponding to used wine sync
+    pub fn get_wine_sync_env_vars(&self) -> HashMap<&str, &str> {
+        match self.game.wine.sync.as_str() {
+            "esync" => HashMap::from([
+                ("WINEESYNC", "1")
+            ]),
+            "fsync" => HashMap::from([
+                ("WINEESYNC", "1"),
+                ("WINEFSYNC", "1")
+            ]),
+            "futex2" => HashMap::from([
+                ("WINEESYNC", "1"),
+                ("WINEFSYNC", "1"),
+                ("WINEFSYNC_FUTEX2", "1")
+            ]),
+            _ => HashMap::new()
+        }
+    }
 }
 
 #[derive(Debug, Serialize, Deserialize)]
diff --git a/src/lib/game.rs b/src/lib/game.rs
index a1ba9b7..687aa52 100644
--- a/src/lib/game.rs
+++ b/src/lib/game.rs
@@ -4,6 +4,45 @@ use std::process::Command;
 
 use super::config;
 
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+pub enum Terminal {
+    GnomeTerminal,
+    Konsole,
+    Xfce4Terminal
+}
+
+impl Terminal {
+    pub fn get_command(&self) -> &str {
+        match self {
+            Terminal::GnomeTerminal => "gnome-terminal",
+            Terminal::Konsole => "konsole",
+            Terminal::Xfce4Terminal => "xfce4-terminal"
+        }
+    }
+
+    pub fn iter() -> impl Iterator<Item = Terminal> {
+        [
+            Terminal::GnomeTerminal,
+            Terminal::Konsole,
+            Terminal::Xfce4Terminal
+        ].into_iter()
+    }
+}
+
+/// Try to get GUI terminal installed in system
+pub fn try_get_terminal() -> Option<Terminal> {
+    for terminal in Terminal::iter() {
+        if let Ok(output) = Command::new(terminal.get_command()).output() {
+            if output.status.success() {
+                return Some(terminal);
+            }
+        }
+    }
+
+    None
+}
+
+/// Try to run the game
 pub fn run() -> Result<(), Error> {
     let config = config::get()?;
 
@@ -16,9 +55,12 @@ pub fn run() -> Result<(), Error> {
         None => return Err(Error::new(ErrorKind::Other, "Couldn't find wine executable"))
     };
 
-    Command::new(wine_executable)
-        .env("WINEPREFIX", config.game.wine.prefix)
-        .envs(config.game.environment)
+    let mut command = Command::new(wine_executable);
+
+    command.env("WINEPREFIX", &config.game.wine.prefix);
+    command.envs(config.get_wine_sync_env_vars());
+
+    command.envs(config.game.environment)
         .current_dir(config.game.path)
         .arg("launcher.bat")
         .spawn()?;