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use serde::Deserialize;
use std::fs;
use std::path::{Path, PathBuf};
use std::process::Command;
pub const TEMP_CONFIG_PATH: &str = "/var/lib/forge/.tmp";
pub enum ConfigCommand {
Build,
Install,
Uninstall,
}
#[derive(Deserialize)]
pub struct Config {
pub update: Option<String>,
pub build: Option<String>,
pub install: Option<String>,
pub uninstall: Option<String>,
pub dependencies: Option<Vec<String>>,
}
impl Config {
pub fn new<P: AsRef<Path>>(filepath: P) -> Option<Self> {
let contents = match fs::read_to_string(filepath) {
Ok(c) => c,
Err(_) => {
eprintln!("no package config found");
return None;
}
};
let config: Config = toml::from_str(&contents).expect("failed to parse config");
Some(config)
}
}
pub fn create_config(package: &str) -> Result<(), String> {
let filename = format!("{package}.toml");
let mut path = PathBuf::from(TEMP_CONFIG_PATH);
if !path.exists() {
fs::create_dir_all(&path)
.map_err(|e| format!("failed to create temp config directory: {}", e))?;
}
path.push(filename);
let template = format!(
r#"# {package} configuration
update = "tagged" # no | live | tagged
build = "make"
install = "make install"
uninstall = "make uninstall"
dependencies = []
"#
);
fs::write(path, template).map_err(|e| format!("failed to create config: {}", e))?;
Ok(())
}
pub fn run_config_command(
config_path: &Path,
repo_path: &Path,
command: ConfigCommand,
) -> Result<(), String> {
let config = Config::new(config_path).ok_or("config not found".to_string())?;
let cmd = match command {
ConfigCommand::Build => config.build,
ConfigCommand::Install => config.install,
ConfigCommand::Uninstall => config.uninstall,
};
if let Some(c) = cmd {
let mut parts = c.split_whitespace();
let cmd_base = parts.next().ok_or("empty command".to_string())?;
let args: Vec<&str> = parts.collect();
let status = Command::new(cmd_base)
.args(&args)
.current_dir(repo_path)
.status()
.map_err(|e| format!("failed to execute command: {}", e))?;
if !status.success() {
return Err(format!("command exited with non-zero status: {}", status));
}
}
Ok(())
}
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