<?php

namespace App\Support\Miniapp;

use App\Models\MiniappUser;

class MiniappUserPermission
{
    public const ROLE_NORMAL = 'normal';

    public const ROLE_INCUBATION = 'incubation';

    public const ROLE_PARTNER = 'partner';

    public const ROLE_ADMIN = 'admin';

    /**
     * @return array{
     *   role: string,
     *   role_label: string,
     *   is_admin: bool,
     *   is_partner: bool,
     *   is_incubation: bool,
     *   can_see_radar: bool,
     *   can_see_papers: bool,
     *   can_access_demands: bool,
     *   can_use_crawler: bool
     * }
     */
    public static function resolve(MiniappUser $user): array
    {
        $user->loadMissing([
            'teacher:id,is_partner,name',
            'adminUser.roles:id,code',
        ]);

        $isAdmin = $user->adminUser && (int) $user->adminUser->status === 1;

        $teacherPartner = (bool) ($user->teacher?->is_partner ?? false);
        $identityType = $user->identity_type;

        if ($isAdmin) {
            $role = self::ROLE_ADMIN;
        } elseif ($identityType === self::ROLE_PARTNER || $teacherPartner) {
            $role = self::ROLE_PARTNER;
        } elseif ($identityType === self::ROLE_INCUBATION) {
            $role = self::ROLE_INCUBATION;
        } else {
            $role = self::ROLE_NORMAL;
        }

        return [
            'role' => $role,
            'role_label' => self::roleLabel($role),
            'is_admin' => $isAdmin,
            'is_partner' => $role === self::ROLE_PARTNER,
            'is_incubation' => $role === self::ROLE_INCUBATION,
            'can_see_radar' => in_array($role, [self::ROLE_ADMIN, self::ROLE_PARTNER], true),
            'can_see_papers' => in_array($role, [self::ROLE_ADMIN, self::ROLE_PARTNER], true),
            'can_access_demands' => in_array($role, [self::ROLE_ADMIN, self::ROLE_PARTNER, self::ROLE_INCUBATION], true),
            'can_use_crawler' => $role === self::ROLE_ADMIN,
        ];
    }

    public static function roleLabel(string $role): string
    {
        return match ($role) {
            self::ROLE_ADMIN => '管理员',
            self::ROLE_PARTNER => '合作伙伴',
            self::ROLE_INCUBATION => '入孵用户',
            default => '普通用户',
        };
    }

    public static function identityTypeLabel(?string $identityType): ?string
    {
        return match ($identityType) {
            self::ROLE_INCUBATION => '入孵用户',
            self::ROLE_PARTNER => '合作伙伴',
            default => null,
        };
    }
}