import { database } from '../database.js';
import type { FeedbackReply, FeedbackType } from '../../shared/types.js';

export type FeedbackTarget = {
  note_id: number;
  version_number: number;
  author_name: string;
  author_role: 'client' | 'operator';
  withdrawn_at: string | null;
};

export async function findFeedbackTarget(workId: number, type: FeedbackType, feedbackId: number): Promise<FeedbackTarget | undefined> {
  if (type === 'image_annotation') {
    return database.one<FeedbackTarget>(`SELECT i.note_id,i.version_number,a.author_name,a.author_role,a.withdrawn_at
      FROM annotations a JOIN images i ON i.id=a.image_id WHERE a.id=? AND i.note_id=?`, [feedbackId, workId]);
  }
  const table = type === 'text_annotation' ? 'text_annotations' : 'work_comments';
  return database.one<FeedbackTarget>(`SELECT note_id,version_number,author_name,author_role,withdrawn_at FROM ${table} WHERE id=? AND note_id=?`, [feedbackId, workId]);
}

export async function addFeedbackReply(target: FeedbackTarget, type: FeedbackType, feedbackId: number, content: string, authorName: string, authorRole: 'client' | 'operator'): Promise<FeedbackReply> {
  const id = await database.insertId(`INSERT INTO feedback_replies (note_id,version_number,feedback_type,feedback_id,content,author_name,author_role)
    VALUES (?,?,?,?,?,?,?)`, [target.note_id, target.version_number, type, feedbackId, content, authorName, authorRole]);
  return (await database.one<FeedbackReply>('SELECT * FROM feedback_replies WHERE id=?', [id]))!;
}

export async function withdrawFeedback(type: FeedbackType, feedbackId: number): Promise<void> {
  const table = type === 'image_annotation' ? 'annotations' : type === 'text_annotation' ? 'text_annotations' : 'work_comments';
  await database.execute(`UPDATE ${table} SET withdrawn_at=CURRENT_TIMESTAMP WHERE id=? AND withdrawn_at IS NULL`, [feedbackId]);
}