import { NextRequest, NextResponse } from 'next/server';
import pool from '@/lib/db';
import { withAuth } from '@/lib/apiHelpers';

export const GET = withAuth(async () => {
  const result = await pool.query('SELECT * FROM charts ORDER BY pos_y ASC, pos_x ASC');
  return NextResponse.json(result.rows);
});

export const POST = withAuth(async (req: NextRequest) => {
  const body = await req.json();
  const {
    title,
    pos_x = 0, pos_y = 0, width = 2, height = 4,
    signal_type = 'both', chart_type = 'signals', viz_type = 'line',
    filter_combinators = null, filter_items = null,
    filter_items_exclude = null, filter_items_regex = false,
    y_min = null, y_max = null, y_scale = 'linear',
    series_limit = 20, order_by = 'time',
  } = body;

  if (!title) return NextResponse.json({ error: 'title required' }, { status: 400 });

  const result = await pool.query(
    `INSERT INTO charts
      (title,pos_x,pos_y,width,height,signal_type,chart_type,viz_type,
       filter_combinators,filter_items,filter_items_exclude,filter_items_regex,
       y_min,y_max,y_scale,series_limit,order_by)
     VALUES ($1,$2,$3,$4,$5,$6,$7,$8,$9,$10,$11,$12,$13,$14,$15,$16,$17)
     RETURNING *`,
    [title,pos_x,pos_y,width,height,signal_type,chart_type,viz_type,
     filter_combinators,filter_items,filter_items_exclude,filter_items_regex,
     y_min,y_max,y_scale,series_limit,order_by],
  );
  return NextResponse.json(result.rows[0], { status: 201 });
});