<?php

namespace App\Support;

use App\Models\User;
use Illuminate\Support\Collection;

/**
 * Serialises users for the Inertia pages.
 *
 * The presenter derived fields (avatar, formatted birthday, humanised last
 * login) used to be read straight off `$user->present()` inside Blade. The Vue
 * pages receive them as plain data instead, so the shapes live here rather than
 * being spread across controllers.
 */
class UserPayload
{
    /**
     * A row of the users table.
     *
     * @return array<string, mixed>
     */
    public static function row(User $user): array
    {
        return [
            'id' => $user->id,
            'username' => $user->username,
            'fullName' => trim("{$user->first_name} {$user->last_name}"),
            'email' => $user->email,
            'avatar' => $user->present()->avatar,
            'nameOrEmail' => $user->present()->nameOrEmail,
            'registeredAt' => $user->created_at->format(config('app.date_format')),
            'status' => $user->status->value,
            'statusLabel' => trans("app.status.{$user->status->value}"),
            'statusVariant' => $user->present()->labelClass,
            'waitingApproval' => $user->isWaitingApproval(),
            'canImpersonate' => self::canImpersonate($user),
        ];
    }

    /**
     * The read only detail card.
     *
     * @return array<string, mixed>
     */
    public static function details(User $user): array
    {
        return [
            'id' => $user->id,
            'name' => $user->present()->name,
            'nameOrEmail' => $user->present()->nameOrEmail,
            'email' => $user->email,
            'avatar' => $user->present()->avatar,
            'phone' => $user->phone,
            'birthday' => $user->present()->birthday,
            'fullAddress' => $user->present()->fullAddress,
            'lastLogin' => $user->present()->lastLogin,
        ];
    }

    /**
     * The editable fields behind the details and login details forms.
     *
     * @return array<string, mixed>
     */
    public static function form(User $user): array
    {
        return [
            'id' => $user->id,
            'nameOrEmail' => $user->present()->nameOrEmail,
            'avatar' => $user->present()->avatar,
            'first_name' => $user->first_name,
            'last_name' => $user->last_name,
            // A native date input round trips ISO, and `nullable|date` accepts it.
            'birthday' => $user->birthday?->format('Y-m-d'),
            'phone' => $user->phone,
            'address' => $user->address,
            'country_id' => $user->country_id ? (int) $user->country_id : 0,
            'role_id' => (int) $user->role_id,
            'status' => $user->status->value,
            'email' => $user->email,
            'username' => $user->username,
            'force_password_change' => (bool) $user->force_password_change,
            'waitingApproval' => $user->isWaitingApproval(),
        ];
    }

    /**
     * Every image the avatar picker can offer: the placeholder, Gravatar, and
     * one per connected social account.
     *
     * @param  Collection<int, object>  $socialLogins
     * @return array<int, array{label: string, url: string, external: bool}>
     */
    public static function avatarSources(User $user, Collection $socialLogins): array
    {
        $sources = [
            ['label' => __('No Photo'), 'url' => url('assets/img/profile.png'), 'external' => true],
            ['label' => __('Gravatar'), 'url' => $user->gravatar(), 'external' => true],
        ];

        foreach ($socialLogins as $login) {
            $sources[] = [
                'label' => ucfirst($login->provider),
                'url' => $login->avatar,
                'external' => true,
            ];
        }

        return $sources;
    }

    /**
     * Two-factor state, mirroring the branching the Blade partial did inline.
     *
     * @return array<string, mixed>
     */
    public static function twoFactor(User $user): array
    {
        $needsVerification = session('tab') === '2fa' && $user->needsTwoFactorVerification();

        return [
            'enabled' => $user->twoFactorEnabled(),
            'needsVerification' => $needsVerification,
            'action' => match (true) {
                $needsVerification => 'verify',
                $user->twoFactorEnabled() => 'disable',
                default => 'enable',
            },
            'qrCode' => $needsVerification ? $user->twoFactorQrCodeSvg() : null,
        ];
    }

    /**
     * Exactly what the @canBeImpersonated Blade directive compiled to, so the
     * link appears in the same cases it always did.
     */
    public static function canImpersonate(User $user): bool
    {
        return can_be_impersonated($user);
    }
}