<?php

namespace App\Http\Controllers;

use Illuminate\Http\RedirectResponse;
use Illuminate\Http\Request;
use Illuminate\Validation\Rule;
use Illuminate\View\View;

class ProfileController extends Controller
{
    public function index(Request $request): View
    {
        $user = $request->user();
        $penyewaans = $user->penyewaans()
            ->with(['kamera', 'lensa'])
            ->latest()
            ->get();
        $adminNotifications = $user->penyewaans()
            ->with(['kamera', 'lensa'])
            ->whereNotNull('admin_catatan')
            ->latest('updated_at')
            ->get();
        $unreadAdminNotificationIds = $adminNotifications
            ->whereNull('admin_catatan_read_at')
            ->pluck('id')
            ->all();
        $loginHistories = $user->loginHistories()
            ->latest('login_at')
            ->take(20)
            ->get();
        $paidTransactions = $penyewaans
            ->filter(fn ($penyewaan) => filled($penyewaan->bukti_pembayaran_path))
            ->count();
        $nextMemberLevels = [
            'tanpa_member' => 'bronze',
            'bronze' => 'silver',
            'silver' => 'gold',
            'gold' => null,
        ];
        $upgradeTargets = [
            'tanpa_member' => 10,
            'bronze' => 20,
            'silver' => 30,
            'gold' => null,
        ];
        $progressStarts = [
            'tanpa_member' => 0,
            'bronze' => 10,
            'silver' => 20,
            'gold' => 30,
        ];
        $nextMemberLevel = $nextMemberLevels[$user->member_level] ?? null;
        $nextUpgradeTarget = $upgradeTargets[$user->member_level] ?? null;
        $progressStart = $progressStarts[$user->member_level] ?? 0;
        $remainingTransactions = $nextUpgradeTarget === null
            ? 0
            : max($nextUpgradeTarget - $paidTransactions, 0);
        $upgradeProgressPercent = $nextUpgradeTarget === null
            ? 100
            : (int) round(
                min(
                    max($paidTransactions - $progressStart, 0) / max($nextUpgradeTarget - $progressStart, 1),
                    1
                ) * 100
            );

        if ($unreadAdminNotificationIds !== []) {
            $user->penyewaans()
                ->whereIn('id', $unreadAdminNotificationIds)
                ->update(['admin_catatan_read_at' => now()]);
        }

        return view('profile', [
            'user' => $user,
            'penyewaans' => $penyewaans,
            'adminNotifications' => $adminNotifications,
            'unreadAdminNotificationCount' => count($unreadAdminNotificationIds),
            'loginHistories' => $loginHistories,
            'totalPenyewaan' => $penyewaans->count(),
            'totalLogin' => $user->loginHistories()->count(),
            'penyewaanAktif' => $penyewaans->whereIn('status', ['menunggu', 'disetujui'])->count(),
            'paidTransactions' => $paidTransactions,
            'nextMemberLevel' => $nextMemberLevel,
            'nextUpgradeTarget' => $nextUpgradeTarget,
            'remainingTransactions' => $remainingTransactions,
            'progressStart' => $progressStart,
            'upgradeProgressPercent' => $upgradeProgressPercent,
        ]);
    }

    public function update(Request $request): RedirectResponse
    {
        $user = $request->user();

        $validated = $request->validate([
            'name' => ['required', 'string', 'max:100'],
            'username' => [
                'required',
                'string',
                'max:50',
                Rule::unique('users', 'username')->ignore($user->id),
            ],
        ]);

        $user->update($validated);

        return redirect()
            ->route('profile')
            ->with('status', 'Profil berhasil diperbarui.');
    }
}