<?php

namespace App\Http\Controllers\Qms;

use App\Http\Controllers\Controller;
use App\Http\Controllers\Qms\Concerns\ScopesToAccount;
use App\Models\Branch;
use App\Models\DisplayScreen;
use App\Models\ServiceQueue;
use App\Services\Qms\AuditLogger;
use Illuminate\Http\RedirectResponse;
use Illuminate\Http\Request;
use Illuminate\View\View;

class DisplayScreenController extends Controller
{
    use ScopesToAccount;

    public function index(Request $request): View
    {
        $this->authorizeAbility($request, 'displays.view');
        $owner = $this->ownerRef($request);
        $organization = $this->organization($request);

        $screens = DisplayScreen::owned($owner)
            ->where('organization_id', $organization->id)
            ->orderBy('name')
            ->paginate(20);

        return view('qms.displays.index', compact('screens', 'organization'));
    }

    public function show(Request $request, DisplayScreen $display): View
    {
        $this->authorizeAbility($request, 'displays.view');
        $this->authorizeOwner($request, $display);
        $display->load('branch');

        return view('qms.displays.show', compact('display'));
    }

    public function create(Request $request): View
    {
        $this->authorizeAbility($request, 'displays.manage');
        $owner = $this->ownerRef($request);
        $organization = $this->organization($request);

        return view('qms.displays.create', [
            'organization' => $organization,
            'branches' => Branch::owned($owner)->where('organization_id', $organization->id)->orderBy('name')->get(),
            'queues' => ServiceQueue::owned($owner)->where('organization_id', $organization->id)->orderBy('name')->get(),
            'layouts' => config('qms.display_layouts'),
        ]);
    }

    public function store(Request $request): RedirectResponse
    {
        $this->authorizeAbility($request, 'displays.manage');
        $owner = $this->ownerRef($request);
        $organization = $this->organization($request);

        $validated = $this->validatedDisplay($request);

        $screen = DisplayScreen::create([
            'owner_ref' => $owner,
            'organization_id' => $organization->id,
            'branch_id' => $validated['branch_id'],
            'name' => $validated['name'],
            'layout' => $validated['layout'],
            'service_queue_ids' => $validated['queue_ids'] ?? [],
            'is_active' => true,
        ]);

        AuditLogger::record($owner, 'display.created', $organization->id, $owner, DisplayScreen::class, $screen->id);

        return redirect()->route('qms.displays.show', $screen)
            ->with('success', 'Display created. URL: '.route('qms.display.public', $screen->access_token));
    }

    public function edit(Request $request, DisplayScreen $display): View
    {
        $this->authorizeAbility($request, 'displays.manage');
        $this->authorizeOwner($request, $display);
        $owner = $this->ownerRef($request);

        return view('qms.displays.edit', [
            'display' => $display,
            'branches' => Branch::owned($owner)->where('organization_id', $display->organization_id)->orderBy('name')->get(),
            'queues' => ServiceQueue::owned($owner)->where('organization_id', $display->organization_id)->orderBy('name')->get(),
            'layouts' => config('qms.display_layouts'),
        ]);
    }

    public function update(Request $request, DisplayScreen $display): RedirectResponse
    {
        $this->authorizeAbility($request, 'displays.manage');
        $this->authorizeOwner($request, $display);

        $validated = $this->validatedDisplay($request);
        $display->update([
            'name' => $validated['name'],
            'branch_id' => $validated['branch_id'],
            'layout' => $validated['layout'],
            'service_queue_ids' => $validated['queue_ids'] ?? [],
            'is_active' => $request->boolean('is_active', $display->is_active),
        ]);

        AuditLogger::record($this->ownerRef($request), 'display.updated', $display->organization_id, $this->ownerRef($request), DisplayScreen::class, $display->id);

        return redirect()->route('qms.displays.show', $display)->with('success', 'Display updated.');
    }

    /**
     * @return array<string, mixed>
     */
    protected function validatedDisplay(Request $request): array
    {
        return $request->validate([
            'name' => ['required', 'string', 'max:255'],
            'branch_id' => ['required', 'exists:queue_branches,id'],
            'layout' => ['required', 'string', 'in:'.implode(',', array_keys(config('qms.display_layouts')))],
            'queue_ids' => ['nullable', 'array'],
            'queue_ids.*' => ['integer', 'exists:queue_service_queues,id'],
        ]);
    }
}