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//! DXVK configuration management for Fluorine Manager.
//!
//! Downloads dxvk.conf from upstream, appends Fluorine-specific settings,
//! and stores at `~/.local/share/fluorine/config/dxvk.conf`.
use std::error::Error;
use std::fs;
use std::path::{Path, PathBuf};
use crate::logging::{log_info, log_warning};
const DXVK_CONF_URL: &str =
"https://raw.githubusercontent.com/doitsujin/dxvk/master/dxvk.conf";
const DXVK_CUSTOM_SETTINGS: &str = r#"
# Fluorine Custom Settings
# Disable Graphics Pipeline Library (can cause issues with modded games)
dxvk.enableGraphicsPipelineLibrary = False
"#;
/// Get the path where the DXVK config will be stored.
pub fn get_dxvk_conf_path() -> PathBuf {
crate::paths::data_dir().join("config/dxvk.conf")
}
/// Ensure the dxvk.conf file exists, downloading if necessary.
///
/// Returns the path to the config file.
pub fn ensure_dxvk_conf() -> Result<PathBuf, Box<dyn Error>> {
let conf_path = get_dxvk_conf_path();
// If it already exists, return it
if conf_path.exists() {
return Ok(conf_path);
}
download_and_create_dxvk_conf(&conf_path)
}
/// Download the upstream dxvk.conf, append custom settings, and write to `dest`.
pub fn download_and_create_dxvk_conf(dest: &Path) -> Result<PathBuf, Box<dyn Error>> {
// Ensure parent directory exists
if let Some(parent) = dest.parent() {
fs::create_dir_all(parent)?;
}
log_info("Downloading dxvk.conf from upstream...");
let upstream_content = match ureq::get(DXVK_CONF_URL).call() {
Ok(response) => {
let mut body = String::new();
response.into_reader().read_to_string(&mut body)?;
body
}
Err(e) => {
log_warning(&format!("Failed to download dxvk.conf: {}", e));
// Create with just custom settings if download fails
String::new()
}
};
let full_content = format!("{}\n{}", upstream_content, DXVK_CUSTOM_SETTINGS);
fs::write(dest, &full_content)?;
log_info(&format!("Created dxvk.conf at {:?}", dest));
Ok(dest.to_path_buf())
}
use std::io::Read as _;
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