use figment::{providers::Serialized, value, Figment, Metadata, Profile, Provider};
use serde::{Deserialize, Serialize};

#[derive(Debug, PartialEq, Eq, Clone, Serialize, Deserialize)]
pub struct Config {
    pub program: String,
    pub args: Vec<String>,
}

impl Config {
    pub fn from<T: Provider>(provider: T) -> figment::error::Result<Config> {
        Figment::from(provider).extract()
    }
}

impl Default for Config {
    fn default() -> Self {
        Self {
            program: "fzf-tmux".into(),
            args: vec![
                "--",
                "--multi",
                "--print-query",
                "-d/",
                "--preview-window='right,75%,<80(up,75%,border-bottom)'",
                "--preview='sel={}; less ${sel:-{q}} 2>/dev/null'",
            ]
            .into_iter()
            .map(Into::into)
            .collect(),
        }
    }
}

impl Provider for Config {
    fn metadata(&self) -> Metadata {
        Metadata::named("Tmuxr finder config")
    }

    fn data(&self) -> figment::error::Result<value::Map<Profile, value::Dict>> {
        Serialized::defaults(Config::default()).data()
    }
}