<?php

declare(strict_types=1);

namespace app\common\service\prescriptionai;

use app\adminapi\logic\auth\AuthLogic;
use app\adminapi\logic\firstvisit\MyPatientLogic;
use app\adminapi\logic\tcm\PrescriptionLogic;
use app\common\model\auth\Admin;
use think\facade\Db;

final class PrescriptionAiAccess
{
    public static function actor(int $adminId): ?array
    {
        $admin = Admin::where('id', $adminId)->whereNull('delete_time')->where('disable', 0)->find();
        if (!$admin) {
            return null;
        }
        // Do not put credentials or login material in task snapshots.
        return ['admin_id' => $adminId, 'id' => $adminId, 'root' => (int) $admin->root,
            'name' => (string) $admin->name, 'role_id' => (array) $admin->role_id,
            'dept_id' => (array) $admin->dept_id];
    }

    public static function allowed(int $adminId, array $info, string $action): bool
    {
        if ($adminId <= 0) {
            return false;
        }
        if ((int) ($info['root'] ?? 0) === 1) {
            return true;
        }
        return in_array('tcm.prescriptionai/' . strtolower($action),
            array_map('strtolower', AuthLogic::getAuthByAdminId($adminId)), true);
    }

    public static function canGenerate(int $adminId, array $info): bool
    {
        return self::allowed($adminId, $info, 'regenerate') && self::allowed($adminId, $info, 'detail');
    }

    public static function prescription(int $id, int $adminId, array $info): ?array
    {
        $row = Db::name('tcm_prescription')->where('id', $id)->whereNull('delete_time')->find();
        if (!$row || !PrescriptionLogic::canViewPrescription($row, $adminId, $info)) {
            return null;
        }
        $diagnosisId = (int) ($row['diagnosis_id'] ?? 0);
        if ($diagnosisId > 0 && !self::diagnosis($diagnosisId, $adminId, $info)) {
            return null;
        }
        return $row;
    }

    public static function diagnosis(int $id, int $adminId, array $info): bool
    {
        if ($id <= 0 || $adminId <= 0) {
            return false;
        }
        $query = Db::name('tcm_diagnosis')->alias('d')->where('d.id', $id)->whereNull('d.delete_time');
        MyPatientLogic::applyScope($query, $adminId, $info);
        return $query->count() > 0;
    }

    public static function sourceIds(array $ids, int $adminId, array $info): bool
    {
        $ids = array_values(array_unique(array_filter(array_map('intval', $ids), static fn ($v): bool => $v > 0)));
        if ($ids === []) {
            return false;
        }
        $query = Db::name('tcm_diagnosis')->alias('d')->whereIn('d.id', $ids)->whereNull('d.delete_time');
        MyPatientLogic::applyScope($query, $adminId, $info);
        return (int) $query->count() === count($ids);
    }
}