use std::path::PathBuf;

use serde::Deserialize;
use tokio::process::Command;

use crate::{get_configs_path, run_command};

#[derive(Debug, Deserialize)]
pub struct TalosConfig {
    context: String,
}

impl TalosConfig {
    pub fn merged_path() -> PathBuf {
        get_configs_path().join("talosconfig")
    }
}

pub async fn get_current_context() -> Option<String> {
    tokio::fs::read(&TalosConfig::merged_path())
        .await
        .ok()
        .and_then(|config| serde_yaml::from_slice(&config).ok())
        .map(|config: TalosConfig| config.context)
}

pub async fn set_context(context: String) {
    let mut command = Command::new("talosctl");
    command.args([
        "config",
        "--talosconfig",
        TalosConfig::merged_path()
            .to_str()
            .expect("Path should be valid utf-8"),
        "context",
        &context,
    ]);

    run_command(command).await;
}