<?php
require_once __DIR__ . '/../helpers.php';
runAuth();

/**
 * Get Business Details
 * POST: { BusinessID: int }
 */

$data = readJsonBody();
$businessID = (int) ($data['BusinessID'] ?? 0);

if ($businessID <= 0) {
    apiAbort(['OK' => false, 'ERROR' => 'BusinessID is required']);
}

try {
    $q = queryOne("
        SELECT
            ID, Name, Phone, StripeAccountID, StripeOnboardingComplete,
            IsHiring, HeaderImageExtension, TaxRate, BrandColor, BrandColorLight,
            SessionEnabled, SessionLockMinutes, SessionPaymentStrategy,
            TabMinAuthAmount, TabDefaultAuthAmount, TabMaxAuthAmount,
            TabAutoIncreaseThreshold, TabMaxMembers, TabApprovalRequired,
            OrderTypes
        FROM Businesses
        WHERE ID = ?
    ", [$businessID]);

    if (!$q) {
        apiAbort(['OK' => false, 'ERROR' => 'Business not found']);
    }

    // Get address
    $qAddr = queryOne("
        SELECT a.Line1 AS AddressLine1, a.Line2 AS AddressLine2,
               a.City AS AddressCity, a.ZIPCode AS AddressZIPCode,
               s.Abbreviation
        FROM Addresses a
        LEFT JOIN tt_States s ON s.ID = a.StateID
        WHERE (a.BusinessID = ? OR a.ID = (SELECT AddressID FROM Businesses WHERE ID = ?))
          AND a.IsDeleted = 0
        LIMIT 1
    ", [$businessID, $businessID]);

    $addressStr = '';
    $addressLine1 = '';
    $addressCity = '';
    $addressState = '';
    $addressZip = '';

    if ($qAddr) {
        $addressLine1 = $qAddr['AddressLine1'] ?? '';
        $addressCity = $qAddr['AddressCity'] ?? '';
        $addressState = $qAddr['Abbreviation'] ?? '';
        $addressZip = $qAddr['AddressZIPCode'] ?? '';

        $parts = [];
        if (!empty($qAddr['AddressLine1'])) $parts[] = $qAddr['AddressLine1'];
        if (!empty($qAddr['AddressLine2'])) $parts[] = $qAddr['AddressLine2'];
        $csz = [];
        if (!empty($qAddr['AddressCity'])) $csz[] = $qAddr['AddressCity'];
        if (!empty($qAddr['Abbreviation'])) $csz[] = $qAddr['Abbreviation'];
        if (!empty($qAddr['AddressZIPCode'])) $csz[] = $qAddr['AddressZIPCode'];
        if ($csz) $parts[] = implode(', ', $csz);
        $addressStr = implode(', ', $parts);
    }

    // Get hours
    $qHours = queryTimed("
        SELECT h.DayID, h.OpenTime, h.ClosingTime, d.Abbrev
        FROM Hours h
        JOIN tt_Days d ON d.ID = h.DayID
        WHERE h.BusinessID = ?
        ORDER BY h.DayID
    ", [$businessID]);

    $hoursArr = [];
    $hoursStr = '';
    if ($qHours) {
        foreach ($qHours as $h) {
            $open = (new DateTime($h['OpenTime']))->format('g:i A');
            $close = (new DateTime($h['ClosingTime']))->format('g:i A');
            $hoursArr[] = [
                'day' => $h['Abbrev'],
                'dayId' => (int) $h['DayID'],
                'open' => $open,
                'close' => $close,
            ];
        }
        // Group similar hours
        $hourGroups = [];
        foreach ($hoursArr as $h) {
            $key = $h['open'] . '-' . $h['close'];
            $hourGroups[$key][] = $h['day'];
        }
        $hourStrParts = [];
        foreach ($hourGroups as $key => $days) {
            $hourStrParts[] = implode(',', $days) . ': ' . $key;
        }
        $hoursStr = implode(', ', $hourStrParts);
    }

    // Prefix hex colors with #
    $brandColor = $q['BrandColor'] ?? '';
    if ($brandColor !== '' && $brandColor[0] !== '#') $brandColor = '#' . $brandColor;

    $brandColorLight = $q['BrandColorLight'] ?? '';
    if ($brandColorLight !== '' && $brandColorLight[0] !== '#') $brandColorLight = '#' . $brandColorLight;

    $taxRate = is_numeric($q['TaxRate']) ? (float) $q['TaxRate'] : 0;

    $business = [
        'BusinessID' => (int) $q['ID'],
        'Name' => $q['Name'],
        'Address' => $addressStr,
        'Line1' => $addressLine1,
        'City' => $addressCity,
        'AddressState' => $addressState,
        'AddressZip' => $addressZip,
        'Phone' => $q['Phone'] ?? '',
        'Hours' => $hoursStr,
        'HoursDetail' => $hoursArr,
        'StripeConnected' => (!empty($q['StripeAccountID']) && ($q['StripeOnboardingComplete'] ?? 0) == 1),
        'IsHiring' => ($q['IsHiring'] ?? 0) == 1,
        'TaxRate' => $taxRate,
        'TaxRatePercent' => $taxRate * 100,
        'BrandColor' => $brandColor,
        'BrandColorLight' => $brandColorLight,
        'SessionEnabled' => (int) ($q['SessionEnabled'] ?? 0),
        'SessionLockMinutes' => (int) ($q['SessionLockMinutes'] ?? 30),
        'SessionPaymentStrategy' => !empty($q['SessionPaymentStrategy']) ? $q['SessionPaymentStrategy'] : 'A',
        'TabMinAuthAmount' => (float) ($q['TabMinAuthAmount'] ?? 50.00),
        'TabDefaultAuthAmount' => (float) ($q['TabDefaultAuthAmount'] ?? 150.00),
        'TabMaxAuthAmount' => (float) ($q['TabMaxAuthAmount'] ?? 1000.00),
        'TabAutoIncreaseThreshold' => (float) ($q['TabAutoIncreaseThreshold'] ?? 0.80),
        'TabMaxMembers' => (int) ($q['TabMaxMembers'] ?? 10),
        'TabApprovalRequired' => (int) ($q['TabApprovalRequired'] ?? 1),
        'OrderTypes' => !empty($q['OrderTypes']) ? $q['OrderTypes'] : '1',
    ];

    if (!empty($q['HeaderImageExtension'])) {
        $business['HeaderImageURL'] = '/uploads/headers/' . $q['ID'] . '.' . $q['HeaderImageExtension'];
    }

    jsonResponse(['OK' => true, 'BUSINESS' => $business]);

} catch (Exception $e) {
    jsonResponse(['OK' => false, 'ERROR' => $e->getMessage()]);
}