use std::collections::BTreeMap;

use crate::{ApiToken, ForgeType, Hostname, RepoAlias, ServerRepoConfig, User};

/// Defines a Forge to connect to
/// Maps from `git-next-server.toml` at `forge.{forge}`
#[derive(
    Clone, Debug, PartialEq, Eq, serde::Deserialize, derive_more::Constructor, derive_more::Display,
)]
#[display("{}:{}@{}", forge_type.to_string().to_lowercase(), user, hostname)]
pub struct ForgeConfig {
    forge_type: ForgeType,
    hostname: String,
    user: String,
    token: String,
    repos: BTreeMap<String, ServerRepoConfig>,
}
impl ForgeConfig {
    pub const fn forge_type(&self) -> ForgeType {
        self.forge_type
    }

    pub fn hostname(&self) -> Hostname {
        Hostname::new(&self.hostname)
    }

    pub fn user(&self) -> User {
        User::new(self.user.clone())
    }

    pub fn token(&self) -> ApiToken {
        ApiToken::new(self.token.clone().into())
    }

    pub fn repos(&self) -> impl Iterator<Item = (RepoAlias, &ServerRepoConfig)> {
        self.repos
            .iter()
            .map(|(name, repo)| (RepoAlias::new(name), repo))
    }

    pub fn get_repo(&self, arg: &str) -> Option<&ServerRepoConfig> {
        self.repos.get(arg)
    }
}