<?php

namespace App\DiscordAppCommands;

use App\Models\Technique;
use Discord\Builders\MessageBuilder;
use Discord\Discord;
use Discord\Parts\Embed\Embed;
use Discord\Parts\Embed\Footer;
use Discord\Parts\Interactions\Command\Option;
use Discord\Parts\Interactions\Interaction;

class AlttpTechCommand {

	public static function create(Discord $discord) {
		$command = new Option($discord);
		$command->setType(Option::SUB_COMMAND);
		$command->setName('tech');
		$command->setDescription('Lookup tech on alttp.localhorst.tv');
		$option = new Option($discord);
		$option->setType(Option::STRING);
		$option->setName('name');
		$option->setDescription('The name of the tech to show');
		$option->setAutoComplete(true);
		$option->setRequired(true);
		$command->addOption($option);
		return $command;
	}

	public static function listen($parent, Discord $discord) {
		$discord->listenCommand(
			[$parent, 'tech'],
		   	function (Interaction $interaction) use ($discord) {
				$interaction
					->acknowledgeWithResponse()
					->done(function() use ($discord, $interaction) {
						try {
							$lang = Technique::locale2lang($interaction->locale);
							$tech = Technique
								::where('type', '=', 'tech')
								->where('name', '=', $interaction->data->options['tech']->options['name']->value)
								->firstOrFail();
							$properties = [
								'color' => 0x389c38,
								'description' => $tech->getTranslatedProperty('short', $lang),
								'title' => $tech->getTranslatedProperty('title', $lang),
								'type' => 'rich',
								'url' => url('/tech/'.rawurlencode($tech->name)),
							];
							if ($tech->gif) {
								$properties['image'] = [
									'url' => url($tech->gif),
								];
							} else if ($tech->image) {
								$properties['image'] = [
									'url' => url($tech->image),
								];
							}
							$embed = new Embed($discord, $properties);
							$message = MessageBuilder::new();
							$message->addEmbed($embed);
							$interaction->updateOriginalResponse($message);
						} catch (\Exception $e) {
							$message = MessageBuilder::new();
							$message->setContent('Error: '.$e->getMessage());
							$interaction->updateOriginalResponse($message);
						}
					});
			},
			function (Interaction $interaction) {
				$lang = Technique::locale2lang($interaction->locale);
				$phrase = '';
				try {
					$phrase = $interaction->data->options['tech']->options['name']->value;
				} catch (\Exception $e) {
				}
				$tech = Technique::where('type', '=', 'tech')->where('index', '=', 1)->whereNotNull('name');
				if (!empty($phrase)) {
					if ($lang == 'en') {
						$tech->where('title', 'LIKE', '%'.$phrase.'%');
						$tech->orWhere('short', 'LIKE', '%'.$phrase.'%');
					} else {
						$tech = $tech->whereHas('translations', function ($query) use ($lang, $phrase) {
							$query->where('locale', '=', $lang);
							$query->where(function ($subquery) use ($phrase) {
								$subquery->where('title', 'LIKE', '%'.$phrase.'%');
								$subquery->orWhere('short', 'LIKE', '%'.$phrase.'%');
							});
						});
					}
				}
				$choices = [];
				foreach ($tech->get() as $t) {
					$choices[] = [
						'name' => $t->getTranslatedProperty('title', $lang),
						'value' => $t->name,
					];
					if (count($choices) == 25) break;
				}
				usort($choices, function ($a, $b) use ($phrase) {
					$a_head = stripos($a['name'], $phrase) === 0;
					$b_head = stripos($a['name'], $phrase) === 0;
					if ($a_head != $b_head) {
						return $a_head ? -1 : 1;
					}
					return strcasecmp($a['name'], $b['name']);
				});
				return array_slice($choices, 0, 25);
			}
		);
	}

}