import { NextResponse } from 'next/server';
import { getDbPool } from '@/lib/db';
import { ResultSetHeader } from 'mysql2';

// PUT /api/ausgaben/[id] - Update entry
export async function PUT(
  request: Request,
  context: { params: Promise<{ id: string }> }
) {
  try {
    const { id } = await context.params;
    const body = await request.json();
    const { Datum, WochTag, Wo, Was, Wieviel, Wie, OK } = body;

    const pool = getDbPool();

    const query = `
      UPDATE Ausgaben
      SET Datum = ?, WochTag = ?, Wo = ?, Was = ?, Wieviel = ?, Wie = ?, OK = ?
      WHERE ID = ?
    `;

    const [result] = await pool.query<ResultSetHeader>(query, [
      Datum,
      WochTag,
      Wo,
      Was,
      parseFloat(Wieviel),
      Wie,
      OK || 0,
      parseInt(id),
    ]);

    if (result.affectedRows === 0) {
      return NextResponse.json(
        { success: false, error: 'Entry not found' },
        { status: 404 }
      );
    }

    return NextResponse.json({
      success: true,
    });
  } catch (error) {
    console.error('Database error:', error);
    return NextResponse.json(
      { success: false, error: 'Database error' },
      { status: 500 }
    );
  }
}

// DELETE /api/ausgaben/[id] - Delete entry
export async function DELETE(
  request: Request,
  context: { params: Promise<{ id: string }> }
) {
  try {
    const { id } = await context.params;
    const pool = getDbPool();

    const query = 'DELETE FROM Ausgaben WHERE ID = ?';
    const [result] = await pool.query<ResultSetHeader>(query, [parseInt(id)]);

    if (result.affectedRows === 0) {
      return NextResponse.json(
        { success: false, error: 'Entry not found' },
        { status: 404 }
      );
    }

    return NextResponse.json({
      success: true,
    });
  } catch (error) {
    console.error('Database error:', error);
    return NextResponse.json(
      { success: false, error: 'Database error' },
      { status: 500 }
    );
  }
}