<?php
namespace app\models;

use core\base\Model;

/**
 * 财务账务记录模型
 */
class FinanceRecord extends Model
{
    protected $table = 'finance_record';

    public function getAll()
    {
        return $this->order(['record_date DESC', 'id DESC'])->fetchAll();
    }

    public function getById($id)
    {
        return $this->where(['id = :id'], [':id' => $id])->fetch();
    }

    public function getByDateRange($startDate, $endDate, $type = '')
    {
        $where = 'record_date >= :start AND record_date <= :end';
        $params = [':start' => $startDate, ':end' => $endDate];
        if ($type) {
            $where .= ' AND type = :type';
            $params[':type'] = $type;
        }
        return $this->where([$where], $params)->order(['record_date DESC', 'id DESC'])->fetchAll();
    }

    public function getSummary($startDate, $endDate)
    {
        $sql = "SELECT 
            type,
            SUM(amount) AS total,
            COUNT(*) AS cnt
        FROM " . $this->getTable() . "
        WHERE record_date >= :start AND record_date <= :end
        GROUP BY type";
        $stmt = $this->pdo->prepare($sql);
        $stmt->execute([':start' => $startDate, ':end' => $endDate]);
        return $stmt->fetchAll();
    }

    public function getCount()
    {
        $sql = 'SELECT COUNT(*) AS cnt FROM ' . $this->getTable();
        $stmt = $this->pdo->prepare($sql);
        $stmt->execute();
        $row = $stmt->fetch();
        return (int)($row['cnt'] ?? 0);
    }
}