<?php

namespace App\Http\Controllers;

use App\Models\User;
use App\Models\Currency;
use App\Models\Tenant;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\Hash;
use Illuminate\Support\Facades\Storage;

class SettingsController extends Controller
{
    /**
     * Display settings index.
     */
    public function index()
    {
        $tenant = Tenant::find($this->getTenantId());
        $users = User::where('tenant_id', $this->getTenantId())->get();
        $currencies = Currency::all();

        return view('settings.index', compact('tenant', 'users', 'currencies'));
    }

    /**
     * Update organization settings.
     */
    public function updateOrganization(Request $request)
    {
        $tenant = Tenant::find($this->getTenantId());

        $validated = $request->validate([
            'name' => 'required|string|max:255',
            'default_locale' => 'required|in:fa,en,ar',
            'default_calendar' => 'required|in:jalali,gregorian',
            'logo' => 'nullable|image|max:2048',
        ]);

        if ($request->hasFile('logo')) {
            // Delete old logo
            if ($tenant->logo) {
                Storage::disk('public')->delete($tenant->logo);
            }
            $validated['logo'] = $request->file('logo')->store('logos', 'public');
        }

        $tenant->update($validated);

        return redirect()
            ->route('settings.index')
            ->with('success', __('settings.organization_updated'));
    }

    /**
     * Store a new user.
     */
    public function storeUser(Request $request)
    {
        $validated = $request->validate([
            'name' => 'required|string|max:255',
            'email' => 'required|email|unique:users,email',
            'password' => 'required|string|min:8|confirmed',
            'roles' => 'nullable|array',
        ]);

        $validated['tenant_id'] = $this->getTenantId();
        $validated['password'] = Hash::make($validated['password']);
        $validated['is_active'] = true;

        $roles = $validated['roles'] ?? [];
        unset($validated['roles']);

        $user = User::create($validated);

        if (!empty($roles)) {
            $user->assignRole($roles);
        }

        return redirect()
            ->route('settings.index')
            ->with('success', __('settings.user_created'));
    }

    /**
     * Update a user.
     */
    public function updateUser(Request $request, User $user)
    {
        $validated = $request->validate([
            'name' => 'required|string|max:255',
            'email' => 'required|email|unique:users,email,' . $user->id,
            'password' => 'nullable|string|min:8|confirmed',
            'roles' => 'nullable|array',
        ]);

        if (!empty($validated['password'])) {
            $validated['password'] = Hash::make($validated['password']);
        } else {
            unset($validated['password']);
        }

        $roles = $validated['roles'] ?? [];
        unset($validated['roles']);

        $user->update($validated);

        $user->syncRoles($roles);

        return redirect()
            ->route('settings.index')
            ->with('success', __('settings.user_updated'));
    }

    /**
     * Toggle user active status.
     */
    public function toggleUser(User $user)
    {
        $user->update(['is_active' => !$user->is_active]);

        return redirect()
            ->route('settings.index')
            ->with('success', __('settings.user_status_updated'));
    }

    /**
     * Store a new currency.
     */
    public function storeCurrency(Request $request)
    {
        $validated = $request->validate([
            'code' => 'required|string|max:10|unique:currencies,code',
            'name' => 'required|string|max:100',
            'symbol' => 'required|string|max:10',
            'decimal_places' => 'required|integer|min:0|max:6',
            'exchange_rate_to_usd' => 'required|numeric|min:0',
        ]);

        Currency::create($validated);

        return redirect()
            ->route('settings.index')
            ->with('success', __('settings.currency_created'));
    }

    /**
     * Update a currency.
     */
    public function updateCurrency(Request $request, Currency $currency)
    {
        $validated = $request->validate([
            'name' => 'required|string|max:100',
            'symbol' => 'required|string|max:10',
            'decimal_places' => 'required|integer|min:0|max:6',
            'exchange_rate_to_usd' => 'required|numeric|min:0',
        ]);

        $currency->update($validated);

        return redirect()
            ->route('settings.index')
            ->with('success', __('settings.currency_updated'));
    }

    /**
     * Toggle currency active status.
     */
    public function toggleCurrency(Currency $currency)
    {
        $currency->update(['is_active' => !$currency->is_active]);

        return redirect()
            ->route('settings.index')
            ->with('success', __('settings.currency_status_updated'));
    }
}