use std::path::PathBuf;

use axum::{Json, extract::State};
use serde::Deserialize;

use crate::{error::ApiError, state::AppState};

#[derive(Debug, Deserialize, utoipa::ToSchema)]
pub struct ExportRequest {
  pub format:      String,
  #[schema(value_type = String)]
  pub destination: PathBuf,
}

#[utoipa::path(
    post,
    path = "/api/v1/export",
    tag = "export",
    responses(
        (status = 200, description = "Export job submitted"),
        (status = 401, description = "Unauthorized"),
        (status = 403, description = "Forbidden"),
        (status = 500, description = "Internal server error"),
    ),
    security(("bearer_auth" = []))
)]
pub async fn trigger_export(
  State(state): State<AppState>,
) -> Result<Json<serde_json::Value>, ApiError> {
  // Default export to JSON in data dir
  let dest =
    pinakes_core::config::Config::default_data_dir().join("export.json");
  let kind = pinakes_core::jobs::JobKind::Export {
    format:      pinakes_core::jobs::ExportFormat::Json,
    destination: dest,
  };
  let job_id = state.job_queue.submit(kind).await;
  Ok(Json(serde_json::json!({ "job_id": job_id.to_string() })))
}

#[utoipa::path(
    post,
    path = "/api/v1/export/options",
    tag = "export",
    request_body = ExportRequest,
    responses(
        (status = 200, description = "Export job submitted"),
        (status = 401, description = "Unauthorized"),
        (status = 403, description = "Forbidden"),
        (status = 500, description = "Internal server error"),
    ),
    security(("bearer_auth" = []))
)]
pub async fn trigger_export_with_options(
  State(state): State<AppState>,
  Json(req): Json<ExportRequest>,
) -> Result<Json<serde_json::Value>, ApiError> {
  let format = match req.format.as_str() {
    "csv" => pinakes_core::jobs::ExportFormat::Csv,
    _ => pinakes_core::jobs::ExportFormat::Json,
  };
  let kind = pinakes_core::jobs::JobKind::Export {
    format,
    destination: req.destination,
  };
  let job_id = state.job_queue.submit(kind).await;
  Ok(Json(serde_json::json!({ "job_id": job_id.to_string() })))
}