<?php
/**
 * 企业编辑接口  POST /api/company/update.php
 * 入参：id + 需要更新的白名单字段
 */
require_once __DIR__ . '/../common/db.php';
require_once __DIR__ . '/../common/response.php';
require_once __DIR__ . '/../common/auth.php';
require_once __DIR__ . '/../common/logger.php';
require_once __DIR__ . '/../common/helpers.php';
require_once __DIR__ . '/../common/completeness.php';

checkAjax();
checkPermission('company');

$id = (int)($_POST['id'] ?? 0);
if ($id <= 0) {
    Response::error('参数错误', 400);
}

$data = extractFields(COMPANY_FIELDS);
unset($data['display_name']); // 显示名称不允许通过编辑接口置空/改名，如需改名请走完整字段
$hasFinancials = array_key_exists('financials', $_POST);
$hasCertifications = array_key_exists('certifications', $_POST);
$hasAccounts = array_key_exists('accounts', $_POST);
if (empty($data) && !$hasFinancials && !$hasCertifications && !$hasAccounts) {
    Response::error('没有需要更新的字段', 400);
}

$pdo = DB::getInstance()->getPdo();

$check = $pdo->prepare("SELECT id, display_name FROM companies WHERE id = ?");
$check->execute([$id]);
$old = $check->fetch();
if (!$old) {
    Response::error('企业不存在');
}

if (!empty($data)) {
    [$sets, $params] = buildUpdate($data);
    $params[] = $id;
    $pdo->prepare("UPDATE companies SET $sets WHERE id = ?")->execute($params);
}

// 财务信息 / 资质认证 / 联系方式（可选，整表替换）
if ($hasFinancials || $hasCertifications || $hasAccounts) {
    $pdo->beginTransaction();
    try {
        if ($hasFinancials) {
            $financials = json_decode($_POST['financials'], true);
            if (!is_array($financials)) {
                $pdo->rollBack();
                Response::error('财务信息格式错误', 400);
            }
            saveCompanyFinancials($pdo, $id, $financials);
        }
        if ($hasCertifications) {
            $certs = json_decode($_POST['certifications'], true);
            if (!is_array($certs)) {
                $pdo->rollBack();
                Response::error('资质认证格式错误', 400);
            }
            saveCompanyCertifications($pdo, $id, $certs);
        }
        if ($hasAccounts) {
            $accounts = json_decode($_POST['accounts'], true);
            if (!is_array($accounts)) {
                $pdo->rollBack();
                Response::error('联系方式格式错误', 400);
            }
            saveCompanyAccounts($pdo, $id, $accounts);
        }
        $pdo->commit();
    } catch (Exception $e) {
        $pdo->rollBack();
        Response::error('关联信息保存失败：' . $e->getMessage());
    }
}

// 完整度检查：企业主表 + 其 social_accounts
updateIncomplete($pdo, 'companies', $id);
updateAccountsIncomplete($pdo, 'company', $id);

if (!empty($data)) {
    logCurrent('update', 'company', 'companies', $id, ['before' => $old, 'after' => $data]);
}
Response::success(null, '更新成功');