<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use App\Helpers\TwitchHelper;
use App\Models\TwitchUser;
use App\Models\CommandHistory;
use App\Models\CurrentState;
use App\Models\PaletteColor;
use App\Http\Controllers\GameSessionController;
use Illuminate\Support\Facades\Log;

class TwitchController extends Controller
{
    public function parseChatMessage(Request $request)
    {
        Log::info("Entered parseChatMessage");
        $message = $request->input('message');
        $username = $request->input('username');
        $gameSession = app(GameSessionController::class)->getCurrentGameSession();

        Log::debug('TwitchController::parseChatMessage', [
            'message' => $message,
            'username' => $username,
            'gameSessionId' => $gameSession->id
        ]);

        if (!$message || !$username || !$gameSession) {
            Log::debug('TwitchController::parseChatMessage - Missing input or invalid game session', [
                'message' => $message,
                'username' => $username,
                'gameSession' => $gameSession
            ]);
            return response()->json(['error' => 'No message, username, or valid game session provided'], 400);
        }

        $user = TwitchUser::firstOrCreate(['username' => $username]);

        $parsedCommand = TwitchHelper::parseMessage($message);
        Log::debug('TwitchController::parseChatMessage - Parsed Command', ['parsedCommand' => $parsedCommand]);

        if ($parsedCommand) {
            $color = $this->getColorFromName($parsedCommand['color'], $gameSession->palette_id);
            if (!$color) {
                return response()->json(['error' => 'Invalid color'], 400);
            }

            CommandHistory::create([
                'twitch_user_id' => $user->id,
                'command' => $parsedCommand['command'],
                'x' => $parsedCommand['x'] ?? null,
                'y' => $parsedCommand['y'] ?? null,
                'palette_color_id' => $color->id,
                'game_session_id' => $gameSession->id,
            ]);

            switch ($parsedCommand['command']) {
                case 'place':
                    $this->handlePlaceCommand($parsedCommand, $user->id, $gameSession->id, $color->id);
                    break;
                // Add cases for other commands like 'row', 'column', 'fill'
            }

            return response()->json([
                'command' => $parsedCommand,
                'color' => [
                    'hex_value' => $color->hex_value
                ]
            ]);
        }

        Log::debug('TwitchController::parseChatMessage - Invalid command', ['message' => $message]);
        return response()->json(['error' => 'Invalid command'], 400);
    }

    private function handlePlaceCommand($parsedCommand, $userId, $gameSessionId, $colorId)
    {
        Log::debug('TwitchController::handlePlaceCommand', ['command' => $parsedCommand]);

        $x = $parsedCommand['x'];
        $y = $parsedCommand['y'];

        $currentState = CurrentState::where('x', $x)
            ->where('y', $y)
            ->where('game_session_id', $gameSessionId)
            ->first();
        Log::debug('TwitchController::handlePlaceCommand - Retrieved Current State', ['currentState' => $currentState]);

        if ($currentState) {
            $currentState->update(['palette_color_id' => $colorId, 'updated_by' => $userId, 'updated_at' => now()]);
        } else {
            CurrentState::create([
                'x' => $x,
                'y' => $y,
                'palette_color_id' => $colorId,
                'updated_by' => $userId,
                'updated_at' => now(),
                'game_session_id' => $gameSessionId,
            ]);
        }
    }

    private function getColorFromName($colorName, $paletteId)
    {
        return PaletteColor::where('palette_id', $paletteId)->where('name', $colorName)->first();
    }
}