use axum::extract::{Query, State};
use axum::http::StatusCode;
use axum::Json;
use breadarr_shared::dto::SearchResult;
use serde::Deserialize;

use crate::api::AppState;

fn default_kind() -> String {
    "series".to_string()
}

#[derive(Deserialize)]
pub struct SearchParams {
    q: String,
    #[serde(default = "default_kind")]
    kind: String,
}

pub async fn search(
    State(state): State<AppState>,
    Query(params): Query<SearchParams>,
) -> Result<Json<Vec<SearchResult>>, (StatusCode, String)> {
    match params.kind.as_str() {
        "movie" => {
            let Some(tmdb) = &state.tmdb else {
                return Err((
                    StatusCode::PRECONDITION_FAILED,
                    "tmdb.bearer_token is not configured".into(),
                ));
            };
            let results = tmdb
                .search_movie(&params.q)
                .await
                .map_err(|e| (StatusCode::BAD_GATEWAY, e.to_string()))?
                .into_iter()
                .map(|r| SearchResult {
                    external_id: r.external_id,
                    title: r.title,
                    year: r.year.map(|y| y as i64),
                })
                .collect();
            Ok(Json(results))
        }
        "series" => {
            let Some(tvdb) = &state.tvdb else {
                return Err((
                    StatusCode::PRECONDITION_FAILED,
                    "tvdb.api_key is not configured".into(),
                ));
            };
            let results = tvdb
                .search_series(&params.q)
                .await
                .map_err(|e| (StatusCode::BAD_GATEWAY, e.to_string()))?
                .into_iter()
                .map(|r| SearchResult {
                    external_id: r.external_id,
                    title: r.name,
                    year: r.year.map(|y| y as i64),
                })
                .collect();
            Ok(Json(results))
        }
        other => Err((
            StatusCode::BAD_REQUEST,
            format!("kind must be series or movie, got {other:?}"),
        )),
    }
}