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<?php

namespace FluentForm\Framework\View;

use Exception;

class View
{
	protected $app;

protected $path;

protected $data = [];
	
	protected static $sharedData = [];

public function __construct($app)
	{
		$this->app = $app;
	}

/**
	 * Generate and echo/print a view file
	 * @param  string $path
	 * @param  array  $data
	 * @return void
	 */
	public function render($path, $data = [])
	{
		// phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
		echo $this->make($path, $data);
	}

/**
	 * Generate a view file
	 * @param  string $path
	 * @param  array  $data
	 * @return string [generated html]
	 * @throws Exception
	 */
	public function make($path, $data = [])
	{
		if (file_exists($this->path = $this->resolveFilePath($path))) {
			$this->data = $data;
			return $this;
		}

throw new Exception("The view file [{$this->path}] doesn't exists!");
	}

/**
	 * Resolve the view file path
	 * @param  string $path
	 * @return string
	 */
	protected function resolveFilePath($path)
	{
        $path = str_replace('.', DIRECTORY_SEPARATOR, $path);

return $this->app['path.views'] . $path .'.php';
	}

/**
	 * Evaluate the view file
	 * @param  string $path
	 * @param  string $data
	 * @return $this
	 */
	protected function renderContent()
	{
		$renderOutput = function($app) {
			ob_start() && extract(
				$this->gatherData(), EXTR_SKIP
			);

include $this->path;

return ltrim(ob_get_clean());
		};

return $renderOutput($this->app);
	}

/**
	 * Gether shared & view data
	 * @return array
	 */
	protected function gatherData()
	{
		return array_merge(static::$sharedData, $this->data);
	}

/**
	 * Share global data for any view
	 * @param  string $key
	 * @param  mixed $value
	 * @return void
	 */
	public function share($key, $value)
	{
		static::$sharedData[$key] = $value;
	}

/**
	 * Provides a fluent interface to set data
	 * @param  mixed $key
	 * @param  mixed $data
	 * @return $this
	 */
	public function with($name, $data = [])
	{
		if (is_array($name)) {
			foreach ($name as $key => $value) {
				$this->__set($key, $value);
			}
		} else {
			$this->__set($name, $data);
		}
		
		return $this;
	}

/**
	 * Setter for the view
	 * @param string $key
	 * @param mixed $value
	 */
	public function __set($key, $value)
	{
		$this->data[$key] = $value;
	}

/**
	 * Dump the view result
	 * @return string
	 */
	public function __toString()
	{
		return $this->renderContent();
	}
}