<?php
// +----------------------------------------------------------------------
// | saiadmin [ saiadmin快速开发框架 ]
// +----------------------------------------------------------------------
namespace plugin\saiadmin\app\logic\miniProgram;

use plugin\saiadmin\app\model\miniProgram\MiniProgramSettings;
use plugin\saiadmin\basic\think\BaseLogic;
use plugin\saiadmin\exception\ApiException;

/**
 * 小程序系统设置逻辑层
 */
class MiniProgramSettingsLogic extends BaseLogic
{
    private const CONFIG_ID = 1;

    private const DEFAULTS = [
        'deposit_refund' => [
            'original_refund' => 1,
            'refund_speed' => 'immediate',
            'delay_hours' => 0,
            'wallet_as_deposit' => 0,
        ],
        'withdraw_methods' => ['wechat_qrcode'],
        'agent_withdraw' => [
            'review_amount' => 200,
            'other_fee_mode' => 'fee',
            'alipay_fee_mode' => 'tax',
            'tax_rate' => 0.6,
            'fee' => 0,
            'min_amount' => 0.3,
            'max_amount' => 500,
            'schedule_type' => 'day',
            'time_ranges' => [['start' => '00:00', 'end' => '24:00']],
        ],
        'merchant_withdraw' => [
            'review_amount' => 200,
            'other_fee_mode' => 'tax',
            'alipay_fee_mode' => 'tax',
            'tax_rate' => 0.6,
            'fee' => 0,
            'min_amount' => 0.3,
            'max_amount' => 500,
            'schedule_type' => 'day',
            'time_ranges' => [['start' => '00:00', 'end' => '24:00']],
        ],
        'user_withdraw' => [
            'review_amount' => 100,
            'fee_rate' => 0,
            'min_amount' => 0.01,
            'max_amount' => 100,
            'deposit_refund_mode' => 0,
        ],
        'user_settings' => [
            'wechat_phone_authorization' => 0,
            'alipay_phone_authorization' => 0,
        ],
        'membership' => [
            'enabled' => 0,
            'month_price' => 0,
            'quarter_price' => 0,
            'year_price' => 0,
        ],
        'order_profit_detail' => 1,
        'official_account_login' => 0,
        'new_merchant_dd_prefix' => 0,
    ];

    public function __construct()
    {
        $this->model = new MiniProgramSettings();
    }

    public function getSettings(): array
    {
        $model = $this->model->findOrEmpty(self::CONFIG_ID);
        if ($model->isEmpty()) {
            return self::DEFAULTS;
        }

        $stored = json_decode((string) $model->getAttr('settings'), true);
        if (!is_array($stored)) {
            return self::DEFAULTS;
        }

        return $this->normalizeSettings(array_replace_recursive(self::DEFAULTS, $stored));
    }

    public function saveSettings(array $data): bool
    {
        $settings = $this->normalizeSettings($data);
        $json = json_encode($settings, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
        if ($json === false) {
            throw new ApiException('系统设置序列化失败');
        }

        $model = $this->model->findOrEmpty(self::CONFIG_ID);
        if ($model->isEmpty()) {
            return (bool) $this->model->create(['id' => self::CONFIG_ID, 'settings' => $json])->getKey();
        }

        return $model->save(['settings' => $json]) !== false;
    }

    private function normalizeSettings(array $input): array
    {
        $deposit = $this->arrayValue($input, 'deposit_refund');
        $userWithdraw = $this->arrayValue($input, 'user_withdraw');
        $userSettings = $this->arrayValue($input, 'user_settings');
        $membership = $this->arrayValue($input, 'membership');

        return [
            'deposit_refund' => [
                'original_refund' => $this->flag($deposit['original_refund'] ?? 1),
                'refund_speed' => $this->enum($deposit['refund_speed'] ?? 'immediate', ['immediate', 'delayed'], '押金退回速度'),
                'delay_hours' => (int) $this->number($deposit['delay_hours'] ?? 0, 0, 8760, '押金退款延长时间'),
                'wallet_as_deposit' => $this->flag($deposit['wallet_as_deposit'] ?? 0),
            ],
            'withdraw_methods' => $this->withdrawMethods($input['withdraw_methods'] ?? []),
            'agent_withdraw' => $this->withdrawProfile($this->arrayValue($input, 'agent_withdraw'), '代理'),
            'merchant_withdraw' => $this->withdrawProfile($this->arrayValue($input, 'merchant_withdraw'), '商家'),
            'user_withdraw' => [
                'review_amount' => $this->number($userWithdraw['review_amount'] ?? 100, 0, 99999999, '用户提现审核金额'),
                'fee_rate' => $this->number($userWithdraw['fee_rate'] ?? 0, 0, 100, '用户提现手续费'),
                'min_amount' => $this->number($userWithdraw['min_amount'] ?? 0.01, 0, 99999999, '用户提现最小金额'),
                'max_amount' => $this->number($userWithdraw['max_amount'] ?? 100, 0, 99999999, '用户提现最大金额'),
                'deposit_refund_mode' => $this->flag($userWithdraw['deposit_refund_mode'] ?? 0),
            ],
            'user_settings' => [
                'wechat_phone_authorization' => $this->flag($userSettings['wechat_phone_authorization'] ?? 0),
                'alipay_phone_authorization' => $this->flag($userSettings['alipay_phone_authorization'] ?? 0),
            ],
            'membership' => [
                'enabled' => $this->flag($membership['enabled'] ?? 0),
                'month_price' => $this->number($membership['month_price'] ?? 0, 0, 99999999, '月卡金额'),
                'quarter_price' => $this->number($membership['quarter_price'] ?? 0, 0, 99999999, '季卡金额'),
                'year_price' => $this->number($membership['year_price'] ?? 0, 0, 99999999, '年卡金额'),
            ],
            'order_profit_detail' => $this->flag($input['order_profit_detail'] ?? 1),
            'official_account_login' => $this->flag($input['official_account_login'] ?? 0),
            'new_merchant_dd_prefix' => (int) $this->number($input['new_merchant_dd_prefix'] ?? 0, 0, 999999, '新商户 DD 规则'),
        ];
    }

    private function withdrawProfile(array $profile, string $label): array
    {
        $min = $this->number($profile['min_amount'] ?? 0.3, 0, 99999999, $label . '提现最小金额');
        $max = $this->number($profile['max_amount'] ?? 500, 0, 99999999, $label . '提现最大金额');
        if ($max < $min) {
            throw new ApiException($label . '提现最大金额不能小于最小金额');
        }

        return [
            'review_amount' => $this->number($profile['review_amount'] ?? 200, 0, 99999999, $label . '提现审核金额'),
            'other_fee_mode' => $this->enum($profile['other_fee_mode'] ?? 'tax', ['tax', 'fee', 'both'], $label . '其他手续费模式'),
            'alipay_fee_mode' => $this->enum($profile['alipay_fee_mode'] ?? 'tax', ['tax', 'fee', 'both'], $label . '支付宝手续费模式'),
            'tax_rate' => $this->number($profile['tax_rate'] ?? 0.6, 0, 100, $label . '提现税点'),
            'fee' => $this->number($profile['fee'] ?? 0, 0, 99999999, $label . '提现手续费'),
            'min_amount' => $min,
            'max_amount' => $max,
            'schedule_type' => $this->enum($profile['schedule_type'] ?? 'day', ['day', 'week', 'month'], $label . '提现时间'),
            'time_ranges' => $this->timeRanges($profile['time_ranges'] ?? []),
        ];
    }

    private function timeRanges(mixed $ranges): array
    {
        if (!is_array($ranges) || $ranges === []) {
            return [['start' => '00:00', 'end' => '24:00']];
        }
        if (count($ranges) > 10) {
            throw new ApiException('提现时间段不能超过 10 个');
        }

        $result = [];
        foreach ($ranges as $range) {
            if (!is_array($range)) {
                throw new ApiException('提现时间段格式不正确');
            }
            $start = (string) ($range['start'] ?? '');
            $end = (string) ($range['end'] ?? '');
            if (!$this->validTime($start, false) || !$this->validTime($end, true)) {
                throw new ApiException('提现时间段必须使用 HH:mm 格式');
            }
            $result[] = ['start' => $start, 'end' => $end];
        }
        return $result;
    }

    private function validTime(string $value, bool $allowEndOfDay): bool
    {
        if ($allowEndOfDay && $value === '24:00') {
            return true;
        }
        return preg_match('/^(?:[01]\\d|2[0-3]):[0-5]\\d$/', $value) === 1;
    }

    private function withdrawMethods(mixed $methods): array
    {
        $allowed = ['bank_card', 'wechat', 'alipay', 'wechat_qrcode', 'alipay_qrcode'];
        if (!is_array($methods)) {
            return [];
        }
        return array_values(array_unique(array_intersect($allowed, array_map('strval', $methods))));
    }

    private function arrayValue(array $input, string $key): array
    {
        return isset($input[$key]) && is_array($input[$key]) ? $input[$key] : [];
    }

    private function flag(mixed $value): int
    {
        return in_array($value, [1, '1', true], true) ? 1 : 0;
    }

    private function enum(mixed $value, array $allowed, string $label): string
    {
        $value = (string) $value;
        if (!in_array($value, $allowed, true)) {
            throw new ApiException($label . '设置不正确');
        }
        return $value;
    }

    private function number(mixed $value, float $min, float $max, string $label): float
    {
        if (!is_numeric($value)) {
            throw new ApiException($label . '必须是数字');
        }
        $number = (float) $value;
        if ($number < $min || $number > $max) {
            throw new ApiException($label . '超出允许范围');
        }
        return $number;
    }
}