<?php

declare(strict_types=1);

/**
 * SPDX-FileCopyrightText: 2021 Nextcloud GmbH and Nextcloud contributors
 * SPDX-License-Identifier: AGPL-3.0-or-later
 */

namespace OC\Core\Db;

use JsonSerializable;
use OCP\AppFramework\Db\Entity;
use OCP\Profile\IProfileManager;
use OCP\Profile\ParameterDoesNotExistException;
use function json_decode;
use function json_encode;

/**
 * @method string getUserId()
 * @method void setUserId(string $userId)
 * @method string getConfig()
 * @method void setConfig(string $config)
 */
class ProfileConfig extends Entity implements JsonSerializable {
	/** @var string */
	protected $userId;

	/** @var string */
	protected $config;

	public function __construct() {
		$this->addType('userId', 'string');
		$this->addType('config', 'string');
	}

	/**
	 * Returns the config in an associative array
	 */
	public function getConfigArray(): array {
		return json_decode($this->config, true);
	}

	/**
	 * Set the config
	 */
	public function setConfigArray(array $config): void {
		$this->setConfig(json_encode($config));
	}

	/**
	 * Returns the visibility map in an associative array
	 */
	public function getVisibilityMap(): array {
		$config = $this->getConfigArray();
		$visibilityMap = [];
		foreach ($config as $paramId => $paramConfig) {
			$visibilityMap[$paramId] = $paramConfig['visibility'];
		}

		return $visibilityMap;
	}

	/**
	 * Set the visibility map
	 */
	public function setVisibilityMap(array $visibilityMap): void {
		$config = $this->getConfigArray();
		foreach ($visibilityMap as $paramId => $visibility) {
			$config[$paramId] = array_merge(
				$config[$paramId] ?: [],
				['visibility' => $this->normalizeVisibility($visibility)],
			);
		}

		$this->setConfigArray($config);
	}

	/**
	 * Returns the visibility of the parameter
	 *
	 * @throws ParameterDoesNotExistException
	 */
	public function getVisibility(string $paramId): string {
		$visibilityMap = $this->getVisibilityMap();
		if (isset($visibilityMap[$paramId])) {
			return $visibilityMap[$paramId];
		}
		throw new ParameterDoesNotExistException($paramId);
	}

	/**
	 * Set the visibility of the parameter
	 */
	public function setVisibility(string $paramId, string $visibility): void {
		$visibilityMap = $this->getVisibilityMap();
		$visibilityMap[$paramId] = $visibility;
		$this->setVisibilityMap($visibilityMap);
	}

	#[\Override]
	public function jsonSerialize(): array {
		return [
			'userId' => $this->userId,
			'config' => $this->getConfigArray(),
		];
	}

	private function normalizeVisibility(string $visibility): string {
		return match(strtolower($visibility)) {
			IProfileManager::VISIBILITY_SHOW => IProfileManager::VISIBILITY_SHOW,
			IProfileManager::VISIBILITY_SHOW_USERS_ONLY => IProfileManager::VISIBILITY_SHOW_USERS_ONLY,
			default => IProfileManager::VISIBILITY_HIDE,
		};
	}
}