use std::path::Path;
use anyhow::{anyhow, Result};
use ini::Ini;
use crate::model::profile::{Mu3Audio, Mu3Ini};

impl Mu3Ini {
    pub fn line_up(&self, data_dir: impl AsRef<Path>, cfg_dir: impl AsRef<Path>) -> Result<()> {
        let file = cfg_dir.as_ref().join("mu3.ini");

        if !file.exists() {
            std::fs::write(&file, "")?;
        }

        let mut ini = Ini::load_from_file(&file)?;

        if let Some(audio) = self.audio {
            let value = match audio {
                Mu3Audio::Shared => "0",
                Mu3Audio::Excl6Ch => "1",
                Mu3Audio::Excl2Ch => "2",
            };

            ini.with_section(Some("Sound"))
                .set("WasapiExclusive", value)
                .set("SampleRate", self.sample_rate.to_string());
        }

        if let Some(blacklist) = self.blacklist {
            ini.with_section(Some("Extra"))
                .set("BlacklistMin", blacklist.0.to_string())
                .set("BlacklistMax", blacklist.1.to_string());
        }

        let cache_path = data_dir.as_ref().join("mu3-mods-cache");
        let cache_path = cache_path.to_str()
            .ok_or_else(|| anyhow!("Invalid cache path"))?;

        ini.with_section(Some("Extra"))
            .set("GP", self.gp.to_string())
            .set("CacheDir", cache_path)
            .set("UnlockBonusTracks", crate::util::bool_to_01(self.enable_bonus_tracks));

        ini.write_to_file(file)?;

        Ok(())
    }
}