//
use git_next_core::{git, webhook, BranchName, WebhookId};

use std::collections::HashMap;

mod list;
mod parser;
mod register;
mod unregister;

pub use list::list;
pub use parser::parse_body;
pub use register::register;
pub use unregister::unregister;

#[derive(Debug, serde::Deserialize)]
struct Hook {
    id: i64,
    config: HashMap<String, String>,
}
impl Hook {
    fn id(&self) -> WebhookId {
        WebhookId::new(format!("{}", self.id))
    }
}

#[derive(Debug, serde::Deserialize)]
pub struct Push {
    #[serde(rename = "ref")]
    reference: String,
    after: String,
    head_commit: HeadCommit,
}

impl TryFrom<Push> for webhook::Push {
    type Error = git::forge::webhook::Error;
    fn try_from(push: Push) -> Result<Self, Self::Error> {
        let branch = push
            .reference
            .splitn(3, '/') // should be of the form 'refs/heads/branchname'
            .nth(2)
            .map(BranchName::new)
            .ok_or(git::forge::webhook::Error::UnknownBranch(push.reference))?;
        Ok(Self::new(branch, push.after, push.head_commit.message))
    }
}

#[derive(Debug, serde::Deserialize)]
struct HeadCommit {
    message: String,
}