<?php namespace Barryvdh\Snappy;

use Illuminate\View\View;
use PHPUnit\Framework\Assert as PHPUnit;
use Illuminate\Support\Facades\View as ViewFacade;


class PdfFaker extends PdfWrapper
{
	protected $view;
	protected $filename;

	/**
     * Load a View and convert to HTML
     *
     * @param  string $view
     * @param  array $data
     * @param  array $mergeData
     * @return $this
     */
    public function loadView($view, $data = array(), $mergeData = array())
    {
        $this->view = ViewFacade::make($view, $data, $mergeData);
        return parent::loadView($view, $data, $mergeData);
    }


    /**
     * Ensure that the response has a view as its original content.
     *
     * @return $this
     */
    protected function ensureResponseHasView()
    {
        if (! isset($this->view) || ! $this->view instanceof View) {
            return PHPUnit::fail('The response is not a view.');
        }

        return $this;
    }

    public function assertViewIs($value)
    {
    	PHPUnit::assertEquals($value, $this->view->getName());

    	return $this;
    }

    /**
     * Assert that the response view has a given piece of bound data.
     *
     * @param  string|array  $key
     * @param  mixed  $value
     * @return $this
     */
    public function assertViewHas($key, $value = null)
    {
        if (is_array($key)) {
            return $this->assertViewHasAll($key);
        }

        $this->ensureResponseHasView();

        if (is_null($value)) {
            PHPUnit::assertArrayHasKey($key, $this->view->getData());
        } elseif ($value instanceof \Closure) {
            PHPUnit::assertTrue($value($this->view->$key));
        } else {
            PHPUnit::assertEquals($value, $this->view->$key);
        }

        return $this;
    }

    /**
     * Assert that the response view has a given list of bound data.
     *
     * @param  array  $bindings
     * @return $this
     */
    public function assertViewHasAll(array $bindings)
    {
        foreach ($bindings as $key => $value) {
            if (is_int($key)) {
                $this->assertViewHas($value);
            } else {
                $this->assertViewHas($key, $value);
            }
        }

        return $this;
    }

    /**
     * Assert that the response view is missing a piece of bound data.
     *
     * @param  string  $key
     * @return $this
     */
    public function assertViewMissing($key)
    {
        $this->ensureResponseHasView();

        PHPUnit::assertArrayNotHasKey($key, $this->view->getData());

        return $this;
    }

    /**
     * Assert that the given string is contained within the response.
     *
     * @param  string  $value
     * @return $this
     */
    public function assertSee($value)
    {
        PHPUnit::assertStringContainsString($value, $this->html);

        return $this;
    }

    /**
     * Assert that the given string is contained within the response text.
     *
     * @param  string  $value
     * @return $this
     */
    public function assertSeeText($value)
    {
        PHPUnit::assertStringContainsString($value, strip_tags($this->html));

        return $this;
    }

    /**
     * Assert that the given string is not contained within the response.
     *
     * @param  string  $value
     * @return $this
     */
    public function assertDontSee($value)
    {
        PHPUnit::assertStringNotContainsString($value, $this->html);

        return $this;
    }

    /**
     * Assert that the given string is not contained within the response text.
     *
     * @param  string  $value
     * @return $this
     */
    public function assertDontSeeText($value)
    {
        PHPUnit::assertStringNotContainsString($value, strip_tags($this->html));

        return $this;
    }
    
    /**
     * Assert that the given string is equal to the saved filename.
     *
     * @param  string  $value
     * @return $this
     */
    public function assertFileNameIs($value)
    {
    	PHPUnit::assertEquals($value, $this->filename);

    	return $this;
    }

    public function output()
    {
        return '%PDF-1.3
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4 0 obj
<< /Length 5 0 R /Filter /FlateDecode >>
stream
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            C=
              K??T?p?<}?bC??bC0,N??5?34???05j1?7)N?
z/?
endstream
endobj
5 0 obj
73
endobj
2 0 obj
<< /Type /Page /Parent 3 0 R /Resources 6 0 R /Contents 4 0 R /MediaBox [0 0 595.28 841.89]
>>
endobj
6 0 obj
<< /ProcSet [ /PDF ] /ColorSpace << /Cs1 7 0 R >> >>
endobj
8 0 obj
<< /Length 9 0 R /N 3 /Alternate /DeviceRGB /Filter /FlateDecode >>
stream
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endstream
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endobj
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<< /Title 11 0 R /Producer 12 0 R /Creator 13 0 R /CreationDate 14 0 R /ModDate
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%%EOF';
    }

    /**
     * Save the PDF to a file
     *
     * @param  $filename
     * @return $this
     */
    public function save($filename, $overwrite = false)
    {
	$this->filename = $filename;
        return $this;
    }
}