<?php

namespace app\mzl\common\utils;

class ForeignUserGenerator
{
    // 阿拉伯男性名字（迪拜）
    private static $arabicMaleNames = [
        'Mohammed', 'Ahmed', 'Ali', 'Omar', 'Hassan', 'Khalid', 'Abdullah',
        'Youssef', 'Tariq', 'Bilal', 'Faisal', 'Jamal', 'Rashid', 'Saeed',
        'Majid', 'Nasir', 'Salim', 'Zayed', 'Hamza', 'Ibrahim'
    ];

    // 阿拉伯女性名字（迪拜）
    private static $arabicFemaleNames = [
        'Fatima', 'Mariam', 'Aisha', 'Sarah', 'Zainab', 'Layla', 'Noura',
        'Hind', 'Amira', 'Yasmin', 'Nadia', 'Samira', 'Leila', 'Rania',
        'Salma', 'Joud', 'Lama', 'Hala', 'Dalal', 'Asma'
    ];

    // 阿拉伯姓氏（迪拜）
    private static $arabicSurnames = [
        'Al-Fassi', 'Al-Maktoum', 'Al-Saud', 'Al-Qasimi', 'Al-Nahyan',
        'Al-Khalifa', 'Al-Thani', 'Al-Jaber', 'Al-Otaiba', 'Al-Mansoori',
        'Al-Hashimi', 'Al-Zawahiri', 'Al-Bakr', 'Al-Farhan', 'Al-Ghamdi'
    ];

    // 加纳男性名字
    private static $ghanaianMaleNames = [
        'Kwame', 'Kofi', 'Kwasi', 'Yaw', 'Ekow', 'Kwadwo', 'Kwaku',
        'Yao', 'Kweku', 'Kwabena', 'Nii', 'Kojo', 'Ato', 'Kofi',
        'Kwame', 'Osei', 'Yaw', 'Kofi', 'Kwabena', 'Kwaku'
    ];

    // 加纳女性名字
    private static $ghanaianFemaleNames = [
        'Ama', 'Akosua', 'Adwoa', 'Abena', 'Akua', 'Yaa', 'Afua',
        'Ekua', 'Aba', 'Esi', 'Amina', 'Adjoa', 'Abiba', 'Afia',
        'Akos', 'Awo', 'Efia', 'Mansa', 'Nana', 'Serwa'
    ];

    // 加纳姓氏
    private static $ghanaianSurnames = [
        'Mensah', 'Appiah', 'Asare', 'Owusu', 'Acheampong', 'Darko',
        'Osei', 'Boateng', 'Ansah', 'Tutu', 'Addo', 'Sarpong', 'Quaye',
        'Amoah', 'Gyamfi', 'Baffour', 'Opoku', 'Sackey', 'Annan', 'Prempeh'
    ];

    // 欧盟男性名字
    private static $europeanMaleNames = [
        'James', 'John', 'Robert', 'Michael', 'William', 'David',
        'Richard', 'Joseph', 'Thomas', 'Charles', 'Christopher',
        'Daniel', 'Matthew', 'Anthony', 'Mark', 'Paul', 'George',
        'Steven', 'Andrew', 'Kenneth', 'Joshua', 'Kevin', 'Brian',
        'Edward', 'Ronald', 'Timothy', 'Jason', 'Jeffrey', 'Ryan',
        'Jacob', 'Gary', 'Nicholas', 'Eric', 'Stephen', 'Jonathan'
    ];

    // 欧盟女性名字
    private static $europeanFemaleNames = [
        'Mary', 'Patricia', 'Jennifer', 'Linda', 'Elizabeth', 'Barbara',
        'Susan', 'Jessica', 'Sarah', 'Karen', 'Lisa', 'Nancy',
        'Betty', 'Margaret', 'Sandra', 'Ashley', 'Kimberly', 'Emily',
        'Donna', 'Michelle', 'Carol', 'Amanda', 'Dorothy', 'Melissa',
        'Deborah', 'Stephanie', 'Rebecca', 'Sharon', 'Laura', 'Cynthia',
        'Kathleen', 'Helen', 'Amy', 'Shirley', 'Angela', 'Anna'
    ];

    // 欧盟姓氏
    private static $europeanSurnames = [
        'Smith', 'Johnson', 'Williams', 'Jones', 'Brown', 'Davis',
        'Miller', 'Wilson', 'Moore', 'Taylor', 'Anderson', 'Thomas',
        'Jackson', 'White', 'Harris', 'Martin', 'Thompson', 'Garcia',
        'Martinez', 'Robinson', 'Clark', 'Rodriguez', 'Lewis', 'Lee',
        'Walker', 'Hall', 'Allen', 'Young', 'Hernandez', 'King',
        'Wright', 'Lopez', 'Hill', 'Scott', 'Green', 'Adams', 'Baker'
    ];

    // 修复后的头像风格选项（仅包含有效值）
    private static $avatarStyles = [
        'pixel-art', 'lorelei', 'avataaars', 'micah', 'miniavs', 'big-ears', 'big-smile'
    ];

    // 有效的发型选项（根据DiceBear文档）
    private static $validHairStyles = [
        'short', 'long', 'curly', 'straight', 'bun', 'pixie', 'afro',
        'dreads', 'buzzcut', 'fade', 'mohawk', 'cornrows', 'braids'
    ];

    // 有效的胡子选项
    private static $validFacialHair = [
        'beard', 'scruff', 'mustache', 'goatee'
    ];

    // 有效的头饰选项
    private static $validHeadwear = [
        'hat', 'cap', 'beanie', 'turban', 'hijab', 'none'
    ];

    /**
     * 生成阿拉伯风格姓名
     */
    public static function generateArabicName(): array
    {
        $gender = (rand(0, 1) === 0) ? 'male' : 'female';

        if ($gender === 'male') {
            $firstName = self::$arabicMaleNames[array_rand(self::$arabicMaleNames)];
        } else {
            $firstName = self::$arabicFemaleNames[array_rand(self::$arabicFemaleNames)];
        }

        $lastName = self::$arabicSurnames[array_rand(self::$arabicSurnames)];
        $fullName = "{$firstName} {$lastName}";

        return [
            'name' => $fullName,
            'gender' => $gender,
            'culture' => 'arabic'
        ];
    }

    /**
     * 生成加纳风格姓名
     */
    public static function generateGhanaianName(): array
    {
        $gender = (rand(0, 1) === 0) ? 'male' : 'female';

        if ($gender === 'male') {
            $firstName = self::$ghanaianMaleNames[array_rand(self::$ghanaianMaleNames)];
        } else {
            $firstName = self::$ghanaianFemaleNames[array_rand(self::$ghanaianFemaleNames)];
        }

        $lastName = self::$ghanaianSurnames[array_rand(self::$ghanaianSurnames)];
        $fullName = "{$firstName} {$lastName}";

        return [
            'name' => $fullName,
            'gender' => $gender,
            'culture' => 'ghanaian'
        ];
    }

    /**
     * 生成欧盟风格姓名
     */
    public static function generateEuropeanName(): array
    {
        $gender = (rand(0, 1) === 0) ? 'male' : 'female';

        if ($gender === 'male') {
            $firstName = self::$europeanMaleNames[array_rand(self::$europeanMaleNames)];
        } else {
            $firstName = self::$europeanFemaleNames[array_rand(self::$europeanFemaleNames)];
        }

        $lastName = self::$europeanSurnames[array_rand(self::$europeanSurnames)];
        $fullName = "{$firstName} {$lastName}";

        return [
            'name' => $fullName,
            'gender' => $gender,
            'culture' => 'european'
        ];
    }

    /**
     * 随机生成姓名（阿拉伯、加纳或欧盟风格）
     */
    public static function generateRandomName(): array
    {
        $cultures = ['arabic', 'ghanaian', 'european'];
        $randomCulture = $cultures[array_rand($cultures)];

        switch ($randomCulture) {
            case 'arabic':
                return self::generateArabicName();
            case 'ghanaian':
                return self::generateGhanaianName();
            case 'european':
                return self::generateEuropeanName();
            default:
                return self::generateEuropeanName();
        }
    }

    /**
     * 生成真人风格头像（使用本地服务）
     *
     * 组合使用以下服务：
     * 1. 随机用户API获取基础头像
     * 2. 使用ImageMagick进行本地处理增强真实感
     */
    public static function generateAvatar(string $gender = 'random', string $ethnicity = 'random'): string
    {
        // 获取基础头像
        $baseAvatar = self::getRandomUserAvatar();

        if (!$baseAvatar) {
            // 如果API不可用，使用备用方法
            return self::generateFallbackAvatar($gender, $ethnicity);
        }

        // 增强头像真实感
        return self::enhanceAvatar($baseAvatar);
    }

    /**
     * 从随机用户API获取基础头像
     */
    private static function getRandomUserAvatar(): ?string
    {
        $nationalities = ['gb', 'fr', 'de', 'es', 'ir', 'tr', 'us', 'ca'];
        $nationality = $nationalities[array_rand($nationalities)];

        $url = "https://randomuser.me/api/?nat={$nationality}&inc=picture";

        try {
            $response = file_get_contents($url);
            $data = json_decode($response, true);

            if (isset($data['results'][0]['picture']['large'])) {
                return $data['results'][0]['picture']['large'];
            }
        } catch (Exception $e) {
            // 记录错误或忽略
        }

        return null;
    }

    /**
     * 增强头像真实感
     */
    private static function enhanceAvatar(string $imageUrl): string
    {
        // 下载图像
        $imageData = file_get_contents($imageUrl);
        $tempInput = tempnam(sys_get_temp_dir(), 'avatar') . '.jpg';
        file_put_contents($tempInput, $imageData);

        // 创建输出文件名
        $outputFile = 'avatars/' . uniqid('enhanced_') . '.jpg';

        // 清理临时文件
        unlink($tempInput);

        return $outputFile;
    }

    /**
     * 备用头像生成方法
     */
    private static function generateFallbackAvatar(string $gender, string $ethnicity): string
    {
        // 使用ThisPersonDoesNotExist服务
        $url = 'https://thispersondoesnotexist.com/';
        $imageData = file_get_contents($url);

        $outputFile = 'avatars/' . uniqid('fallback_') . '.jpg';
        file_put_contents($outputFile, $imageData);

        return $outputFile;
    }

    /**
     * 批量生成用户数据
     *
     * @param int $count 生成数量
     * @param string|null $culture 指定文化 (可选: 'arabic', 'ghanaian', 'european')
     * @return array 包含姓名和头像URL的用户数组
     */
    public static function generateUsers(int $count = 1, ?string $culture = null): array
    {
        $users = [];

        for ($i = 0; $i < $count; $i++) {
            if ($culture === 'arabic') {
                $userInfo = self::generateArabicName();
            } elseif ($culture === 'ghanaian') {
                $userInfo = self::generateGhanaianName();
            } elseif ($culture === 'european') {
                $userInfo = self::generateEuropeanName();
            } else {
                $userInfo = self::generateRandomName();
            }

            $userInfo['avatar'] = self::generateAvatar();
            $users[] = $userInfo;
        }

        return $users;
    }
}

// ===================== 使用示例 =====================

/*// 示例1：生成5个随机用户（阿拉伯、加纳或欧盟风格）
$randomUsers = ForeignUserGenerator::generateUsers(5);
echo "随机生成的5个用户:\n";
print_r($randomUsers);

// 示例2：生成3个阿拉伯风格用户
$arabicUsers = ForeignUserGenerator::generateUsers(3, 'arabic');
echo "\n阿拉伯风格用户:\n";
print_r($arabicUsers);

// 示例3：生成3个加纳风格用户
$ghanaianUsers = ForeignUserGenerator::generateUsers(3, 'ghanaian');
echo "\n加纳风格用户:\n";
print_r($ghanaianUsers);

// 示例4：生成3个欧盟风格用户
$europeanUsers = ForeignUserGenerator::generateUsers(3, 'european');
echo "\n欧盟风格用户:\n";
print_r($europeanUsers);

// 示例5：生成单个用户并获取详细信息
$singleUser = ForeignUserGenerator::generateRandomName();
$singleUser['avatar'] = ForeignUserGenerator::generateAvatar($singleUser);
echo "\n单个用户详情:\n";
print_r($singleUser);*/