<?php

namespace App\Http\Controllers;

use App\Models\PlatformChannel;
use App\Models\PlatformInstance;
use Illuminate\Http\Request;
use Illuminate\Contracts\View\View;
use Illuminate\Http\RedirectResponse;
use Illuminate\Support\Facades\View as ViewFacade;

class PlatformChannelsController extends Controller
{
    public function index(): View
    {
        $channels = PlatformChannel::with('platformInstance')
            ->orderBy('platform_instance_id')
            ->orderBy('name')
            ->get();
        
        return ViewFacade::make('pages.channels.index', compact('channels'));
    }

    public function create(): View
    {
        $instances = PlatformInstance::where('is_active', true)
            ->orderBy('name')
            ->get();
            
        return ViewFacade::make('pages.channels.create', compact('instances'));
    }

    public function store(Request $request): RedirectResponse
    {
        $validated = $request->validate([
            'platform_instance_id' => 'required|exists:platform_instances,id',
            'name' => 'required|string|max:255',
            'display_name' => 'nullable|string|max:255',
            'channel_id' => 'nullable|string|max:255',
            'description' => 'nullable|string',
            'language_id' => 'required|exists:languages,id',
            'is_active' => 'boolean',
        ]);

        // Default is_active to true if not provided
        $validated['is_active'] = $validated['is_active'] ?? true;
        
        // Set display_name to name if not provided
        $validated['display_name'] = $validated['display_name'] ?? $validated['name'];

        PlatformChannel::create($validated);

        // Check if there's a redirect_to parameter for onboarding flow
        $redirectTo = $request->input('redirect_to');
        if ($redirectTo) {
            return redirect($redirectTo)
                ->with('success', 'Channel created successfully!');
        }

        return redirect()->route('channels.index')
            ->with('success', 'Channel created successfully!');
    }

    public function show(PlatformChannel $channel): View
    {
        $channel->load(['platformInstance', 'feeds']);
        
        return ViewFacade::make('pages.channels.show', compact('channel'));
    }

    public function edit(PlatformChannel $channel): View
    {
        $instances = PlatformInstance::where('is_active', true)
            ->orderBy('name')
            ->get();
            
        return ViewFacade::make('pages.channels.edit', compact('channel', 'instances'));
    }

    public function update(Request $request, PlatformChannel $channel): RedirectResponse
    {
        $validated = $request->validate([
            'platform_instance_id' => 'required|exists:platform_instances,id',
            'name' => 'required|string|max:255',
            'display_name' => 'nullable|string|max:255',
            'channel_id' => 'nullable|string|max:255',
            'description' => 'nullable|string',
            'language_id' => 'required|exists:languages,id',
            'is_active' => 'boolean',
        ]);

        $channel->update($validated);

        return redirect()->route('channels.index')
            ->with('success', 'Channel updated successfully!');
    }

    public function destroy(PlatformChannel $channel): RedirectResponse
    {
        $channel->delete();

        return redirect()->route('channels.index')
            ->with('success', 'Channel deleted successfully!');
    }

    public function toggle(PlatformChannel $channel): RedirectResponse
    {
        $newStatus = !$channel->is_active;
        $channel->update(['is_active' => $newStatus]);

        $status = $newStatus ? 'activated' : 'deactivated';

        return redirect()->route('channels.index')
            ->with('success', "Channel {$status} successfully!");
    }
}