vfox 2026.4.0

Interface to vfox plugins
Documentation 
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use crate::config::{arch, env_type, os};
use mlua::{UserData, UserDataFields};
use once_cell::sync::Lazy;
use std::path::PathBuf;
use std::sync::Mutex;

#[derive(Debug, Clone)]
pub(crate) struct Runtime {
    pub(crate) os: String,
    pub(crate) arch: String,
    pub(crate) env_type: Option<String>,
    pub(crate) version: String,
    pub(crate) plugin_dir_path: PathBuf,
}

static RUNTIME: Lazy<Mutex<Runtime>> = Lazy::new(|| {
    Mutex::new(Runtime {
        os: os(),
        arch: arch(),
        env_type: env_type(),
        version: "0.6.0".to_string(), // https://github.com/version-fox/vfox/releases
        plugin_dir_path: PathBuf::new(),
    })
});

impl Runtime {
    pub(crate) fn get(plugin_dir_path: PathBuf) -> Runtime {
        let mut runtime = RUNTIME.lock().unwrap().clone();
        runtime.plugin_dir_path = plugin_dir_path;
        runtime
    }

    pub(crate) fn with_platform(plugin_dir_path: PathBuf, os: &str, arch: &str) -> Runtime {
        let mut runtime = Self::get(plugin_dir_path);
        runtime.os = os.to_string();
        runtime.arch = arch.to_string();
        runtime.env_type = None; // target libc is unknown in cross-platform context
        runtime
    }

    #[cfg(test)]
    pub(crate) fn set_os(os: String) {
        let mut runtime = RUNTIME.lock().unwrap();
        runtime.os = os;
    }

    #[cfg(test)]
    pub(crate) fn set_arch(arch: String) {
        let mut runtime = RUNTIME.lock().unwrap();
        runtime.arch = arch;
    }

    #[cfg(test)]
    pub(crate) fn set_env_type(et: Option<String>) {
        let mut runtime = RUNTIME.lock().unwrap();
        runtime.env_type = et;
    }

    #[cfg(test)]
    pub(crate) fn reset() {
        let mut runtime = RUNTIME.lock().unwrap();
        runtime.os = os();
        runtime.arch = arch();
        runtime.env_type = env_type();
    }
}

impl UserData for Runtime {
    fn add_fields<F: UserDataFields<Self>>(fields: &mut F) {
        fields.add_field_method_get("osType", |_, t| Ok(t.os.clone()));
        fields.add_field_method_get("archType", |_, t| Ok(t.arch.clone()));
        fields.add_field_method_get("envType", |_, t| Ok(t.env_type.clone()));
        fields.add_field_method_get("version", |_, t| Ok(t.version.clone()));
        fields.add_field_method_get("pluginDirPath", |_, t| Ok(t.plugin_dir_path.clone()));
    }
}