import { ApplicationListRow, ApplicationRow, CommentRow } from "@app/shared/types/application";
import pool from "../db";

export async function createApplication(memberID: number, appVersion: number, app: string) {
  const sql = `INSERT INTO applications (member_id, app_version, app_data) VALUES (?, ?, ?);`;
  const params = [memberID, appVersion, JSON.stringify(app)]
  return await pool.query(sql, params);
}

export async function getMemberApplication(memberID: number): Promise<ApplicationRow> {
  const sql = `SELECT app.*,
          member.name AS member_name
      FROM applications AS app
          INNER JOIN members AS member ON member.id = app.member_id
      WHERE app.member_id = ?;`;

  let app: ApplicationRow[] = await pool.query(sql, [memberID]);
  return app[0];
}

export async function getApplicationByID(appID: number): Promise<ApplicationRow> {
  const sql =
    `SELECT app.*,
          member.name AS member_name
      FROM applications AS app
          INNER JOIN members AS member ON member.id = app.member_id
      WHERE app.id = ?;`;
  let app: ApplicationRow[] = await pool.query(sql, [appID]);
  return app[0];
}

export async function getApplicationList(): Promise<ApplicationListRow[]> {
  const sql = `SELECT
      member.name AS member_name,
      app.id,
      app.member_id,
      app.submitted_at,
      app.app_status
    FROM applications AS app
    LEFT JOIN members AS member
      ON member.id = app.member_id;`

  const rows: ApplicationListRow[] = await pool.query(sql);
  return rows;
}

export async function approveApplication(id) {
  const sql = `
      UPDATE applications
         SET approved_at = NOW()
       WHERE id = ?
        AND approved_at IS NULL
        AND denied_at IS NULL
      `;

  const result = await pool.execute(sql, id);
  return result;
}

export async function getApplicationComments(appID: number): Promise<CommentRow[]> {
  return await pool.query(`SELECT app.id AS comment_id,
          app.post_content,
          app.poster_id,
          app.post_time,
          app.last_modified,
          member.name AS poster_name
        FROM application_comments AS app
          INNER JOIN members AS member ON member.id = app.poster_id
        WHERE app.application_id = ?;`,
    [appID]);
}