use axum::extract::{Path, State};
use export::data::{AppRequest, AppRequestData, AppResponseData};
use jwt::extractor::AuthUser;

use crate::error::PostResult;
use crate::features::PostService;
use crate::features::post_reply::{CreateReplyOption, PostReplyView};

#[utoipa::path(
    post,
    path = "/posts/{space_name}/{number}/replies",
    tag = "posts",
    params(
        ("space_name" = String, Path),
        ("number" = i64, Path),
    ),
    request_body = AppRequestData<CreateReplyOption>,
    responses((status = 201, description = "Create a reply", body = AppResponseData<PostReplyView>)),
    security(("bearer_auth" = []))
)]
pub(crate) async fn handler(
    State(svc): State<PostService>,
    AuthUser { claims }: AuthUser,
    Path((space_name, number)): Path<(String, i64)>,
    input: AppRequest<CreateReplyOption>,
) -> PostResult<AppResponseData<PostReplyView>> {
    let space_id = space::features::lookup::lookup_space_by_name(&svc, &space_name).await?;
    space::features::authz::require_active_member(&svc, claims.sub, space_id).await?;
    let channel_id = crate::features::lookup::channel_for_post_board(&svc, space_id).await?;
    let post =
        crate::features::post::usecase::resolve_post_by_number(&svc, channel_id, number).await?;
    let _channel_id = crate::features::lookup::channel_for_post(&svc, post.id).await?;
    let view = svc
        .create_reply(claims.sub, channel_id, post.id, input.into_inner())
        .await?;
    Ok(AppResponseData::ok(view).with_code(201))
}