<?php

class TreeModelTest extends \Codeception\Test\Unit
{
    /**
     * @var \UnitTester
     */
    protected $tester;

    protected $sample_key = 'link_id';
    protected $sample_parent_key = 'link_parent';
    protected $tree;

    protected function _before()
    {
        $class = new \ReflectionClass('e_tree_model');

        $method = $class->getMethod('arrayToTree');
        $method->setAccessible(true);
        $this->tree = $method->invoke(null, $this->sample_rows, $this->sample_key, $this->sample_parent_key);
    }

    protected function _after()
    {
    }

    // tests
    public function testTreeIsAnArray()
    {
        $this->assertTrue(is_array($this->tree));
    }

    public function testTreeRootNodeIsTheOnlyRootNode()
    {
        $this->assertEquals(count($this->tree), 1);
    }

    public function testTreeRootNodeHasCorrectKeyValuePair()
    {
        $key = $this->sample_key;
        $this->assertArrayHasKey($key, $this->tree[0]);
        $this->assertEquals($this->tree[0][$key], 0);
    }

    public function testTreeRootNodeHasChildren()
    {
        $this->assertArrayHasKey('_children', $this->tree[0]);
        $this->assertTrue(is_array($this->tree[0]['_children']));
    }

    public function testTreeParentsAreAssignedCorrectly()
    {
        $key = $this->sample_key;
        $parent_key = $this->sample_parent_key;
        $l0_id     = $this->tree[0][$key];
        $l1_id     = $this->tree[0]['_children'][0][$key];
        $l1_parent = $this->tree[0]['_children'][0][$parent_key];
        $l2_id     = $this->tree[0]['_children'][0]['_children'][0][$key];
        $l2_parent = $this->tree[0]['_children'][0]['_children'][0][$parent_key];

        $this->assertEquals($l0_id, $l1_parent);
        $this->assertEquals($l1_id, $l2_parent);
    }

    public function testTreeValuesAreStoredAsExpected()
    {
        $l1_0 = $this->tree[0]['_children'][0];
        $l1_1 = $this->tree[0]['_children'][1];
        $l2_0 = $this->tree[0]['_children'][0]['_children'][0];
        $l2_1 = $this->tree[0]['_children'][0]['_children'][1];

        $this->assertEquals($l1_0['link_name'], "General");
        $this->assertEquals($l1_1['link_name'], "Nodes");
        $this->assertEquals($l2_0['link_name'], "Home");
        $this->assertEquals($l2_1['link_name'], "Downloads");
    }

    public function testTreeValuesAreOrderedCorrectly()
    {
        $order_key = 'link_order';
        $l1_0 = $this->tree[0]['_children'][0][$order_key];
        $l1_1 = $this->tree[0]['_children'][1][$order_key];
        $l1_2 = $this->tree[0]['_children'][2][$order_key];
        $l2_0 = $this->tree[0]['_children'][0]['_children'][0][$order_key];
        $l2_1 = $this->tree[0]['_children'][0]['_children'][1][$order_key];
        $l2_2 = $this->tree[0]['_children'][0]['_children'][2][$order_key];
        $l2_3 = $this->tree[0]['_children'][0]['_children'][3][$order_key];

        $this->assertLessThanOrEqual($l1_1, $l1_0);
        $this->assertLessThanOrEqual($l1_2, $l1_1);
        $this->assertLessThanOrEqual($l2_1, $l2_0);
        $this->assertLessThanOrEqual($l2_2, $l2_1);
        $this->assertLessThanOrEqual($l2_3, $l2_2);
    }

    public function testPrepareSimulatedPaginationProcessesCountOnly()
    {
        $tree_model = $this->make('e_tree_model');
        $tree_model->setParam('db_query', 'ORDER BY n.news_sticky DESC, n.news_datestamp DESC LIMIT 4');

        $class = new \ReflectionClass(get_class($tree_model));
        $method = $class->getMethod('prepareSimulatedPagination');
        $method->setAccessible(true);
        $method->invoke($tree_model);

        $this->assertEquals('ORDER BY n.news_sticky DESC, n.news_datestamp DESC', trim($tree_model->getParam('db_query')));
        $this->assertEquals('4', $tree_model->getParam('db_limit_count'));
        $this->assertEmpty($tree_model->getParam('db_limit_offset'));
    }

    public function testPrepareSimulatedPaginationProcessesOffsetAndCount()
    {
        $tree_model = $this->make('e_tree_model');
        $tree_model->setParam('db_query', 'ORDER BY n.news_sticky DESC, n.news_datestamp DESC LIMIT 79,163');

        $class = new \ReflectionClass(get_class($tree_model));
        $method = $class->getMethod('prepareSimulatedPagination');
        $method->setAccessible(true);
        $method->invoke($tree_model);

        $this->assertEquals('ORDER BY n.news_sticky DESC, n.news_datestamp DESC', trim($tree_model->getParam('db_query')));
        $this->assertEquals('163', $tree_model->getParam('db_limit_count'));
        $this->assertEquals('79', $tree_model->getParam('db_limit_offset'));
    }
    protected $sample_rows =
        array (
          1 => 
          array (
            'link_id' => '1',
            'link_name' => 'General',
            'link_url' => '/index.php',
            'link_description' => '',
            'link_button' => '{e_IMAGE}icons/icon2.png',
            'link_category' => '1',
            'link_order' => '1',
            'link_parent' => '0',
            'link_open' => '0',
            'link_class' => '0',
            'link_function' => '',
            'link_sefurl' => '',
            'link_owner' => '',
          ),
          2 => 
          array (
            'link_id' => '6',
            'link_name' => 'Home',
            'link_url' => '/index.php',
            'link_description' => '',
            'link_button' => '{e_IMAGE}icons/icon18.png',
            'link_category' => '1',
            'link_order' => '1',
            'link_parent' => '1',
            'link_open' => '0',
            'link_class' => '0',
            'link_function' => '',
            'link_sefurl' => '',
            'link_owner' => '',
          ),
          3 => 
          array (
            'link_id' => '10',
            'link_name' => 'Main Website',
            'link_url' => 'https://www.deltik.org/',
            'link_description' => 'The Official Deltik Website',
            'link_button' => 'deltik-favicon.png',
            'link_category' => '1',
            'link_order' => '1',
            'link_parent' => '9',
            'link_open' => '0',
            'link_class' => '0',
            'link_function' => '',
            'link_sefurl' => '',
            'link_owner' => '',
          ),
          4 => 
          array (
            'link_id' => '2',
            'link_name' => 'Downloads',
            'link_url' => '/download.php',
            'link_description' => '',
            'link_button' => '{e_IMAGE}icons/download_32.png',
            'link_category' => '1',
            'link_order' => '2',
            'link_parent' => '1',
            'link_open' => '0',
            'link_class' => '0',
            'link_function' => '',
            'link_sefurl' => '',
            'link_owner' => '',
          ),
          5 => 
          array (
            'link_id' => '9',
            'link_name' => 'Nodes',
            'link_url' => '',
            'link_description' => '',
            'link_button' => 'icon14.png',
            'link_category' => '1',
            'link_order' => '2',
            'link_parent' => '0',
            'link_open' => '0',
            'link_class' => '0',
            'link_function' => '',
            'link_sefurl' => '',
            'link_owner' => '',
          ),
          6 => 
          array (
            'link_id' => '11',
            'link_name' => 'My Deltik',
            'link_url' => 'https://my.deltik.org/',
            'link_description' => 'User Control Panel for all of Deltik&#039;s Features',
            'link_button' => 'deltik_my-favicon.png',
            'link_category' => '1',
            'link_order' => '2',
            'link_parent' => '9',
            'link_open' => '0',
            'link_class' => '255',
            'link_function' => '',
            'link_sefurl' => '',
            'link_owner' => '',
          ),
          7 => 
          array (
            'link_id' => '3',
            'link_name' => 'Members',
            'link_url' => '/user.php',
            'link_description' => '',
            'link_button' => '{e_IMAGE}icons/icon20.png',
            'link_category' => '1',
            'link_order' => '3',
            'link_parent' => '1',
            'link_open' => '0',
            'link_class' => '0',
            'link_function' => '',
            'link_sefurl' => '',
            'link_owner' => '',
          ),
          8 => 
          array (
            'link_id' => '8',
            'link_name' => 'Register',
            'link_url' => '/signup.php',
            'link_description' => '',
            'link_button' => '{e_IMAGE}icons/deltik-favicon.png',
            'link_category' => '1',
            'link_order' => '3',
            'link_parent' => '0',
            'link_open' => '0',
            'link_class' => '252',
            'link_function' => '',
            'link_sefurl' => '',
            'link_owner' => '',
          ),
          9 => 
          array (
            'link_id' => '12',
            'link_name' => 'x10Deltik',
            'link_url' => 'https://x10.deltik.org/',
            'link_description' => 'Deltik Additional Resources Website',
            'link_button' => 'deltik_x10-favicon.png',
            'link_category' => '1',
            'link_order' => '3',
            'link_parent' => '9',
            'link_open' => '0',
            'link_class' => '255',
            'link_function' => '',
            'link_sefurl' => '',
            'link_owner' => '',
          ),
          10 => 
          array (
            'link_id' => '7',
            'link_name' => 'Online Users',
            'link_url' => '/online.php',
            'link_description' => '',
            'link_button' => '{e_IMAGE}icons/icon22.png',
            'link_category' => '1',
            'link_order' => '4',
            'link_parent' => '1',
            'link_open' => '0',
            'link_class' => '0',
            'link_function' => '',
            'link_sefurl' => '',
            'link_owner' => '',
          ),
          11 => 
          array (
            'link_id' => '15',
            'link_name' => 'Deltik Docs',
            'link_url' => 'https://man.deltik.org/',
            'link_description' => 'Manual Pages of Deltik',
            'link_button' => 'deltik_docs-favicon.png',
            'link_category' => '1',
            'link_order' => '4',
            'link_parent' => '9',
            'link_open' => '0',
            'link_class' => '255',
            'link_function' => '',
            'link_sefurl' => '',
            'link_owner' => '',
          ),
          12 => 
          array (
            'link_id' => '14',
            'link_name' => 'Legacy Deltik Products',
            'link_url' => 'https://products.deltik.org/',
            'link_description' => 'Legacy Deltik Products',
            'link_button' => 'deltik_products-favicon.png',
            'link_category' => '1',
            'link_order' => '5',
            'link_parent' => '9',
            'link_open' => '0',
            'link_class' => '0',
            'link_function' => '',
            'link_sefurl' => '',
            'link_owner' => '',
          ),
          13 => 
          array (
            'link_id' => '16',
            'link_name' => 'Site Stats',
            'link_url' => '/{e_PLUGIN}log/stats.php?1',
            'link_description' => '',
            'link_button' => '{e_IMAGE}icons/icon11.png',
            'link_category' => '1',
            'link_order' => '5',
            'link_parent' => '1',
            'link_open' => '0',
            'link_class' => '0',
            'link_function' => '',
            'link_sefurl' => '',
            'link_owner' => '',
          ),
          14 => 
          array (
            'link_id' => '4',
            'link_name' => 'Submit News',
            'link_url' => '/submitnews.php',
            'link_description' => '',
            'link_button' => '{e_IMAGE}icons/icon26.png',
            'link_category' => '1',
            'link_order' => '6',
            'link_parent' => '1',
            'link_open' => '0',
            'link_class' => '0',
            'link_function' => '',
            'link_sefurl' => '',
            'link_owner' => '',
          ),
          15 => 
          array (
            'link_id' => '13',
            'link_name' => 'Deltik Minecraft Server',
            'link_url' => 'https://mc.deltik.org/',
            'link_description' => 'Deltik Minecraft Server',
            'link_button' => 'deltik_mc-favicon.png',
            'link_category' => '1',
            'link_order' => '6',
            'link_parent' => '9',
            'link_open' => '0',
            'link_class' => '0',
            'link_function' => '',
            'link_sefurl' => '',
            'link_owner' => '',
          ),
          16 => 
          array (
            'link_id' => '17',
            'link_name' => 'Newsfeeds',
            'link_url' => '/{e_PLUGIN}newsfeed/newsfeed.php',
            'link_description' => '',
            'link_button' => '{e_IMAGE}icons/html.png',
            'link_category' => '1',
            'link_order' => '7',
            'link_parent' => '1',
            'link_open' => '0',
            'link_class' => '0',
            'link_function' => '',
            'link_sefurl' => '',
            'link_owner' => '',
          ),
          17 => 
          array (
            'link_id' => '18',
            'link_name' => 'About Us',
            'link_url' => '/page.php?4',
            'link_description' => '',
            'link_button' => '{e_IMAGE}icons/deltik-favicon.png',
            'link_category' => '1',
            'link_order' => '8',
            'link_parent' => '1',
            'link_open' => '0',
            'link_class' => '0',
            'link_function' => '',
            'link_sefurl' => '',
            'link_owner' => '',
          ),
          18 => 
          array (
            'link_id' => '5',
            'link_name' => 'Contact Us',
            'link_url' => '/contact.php',
            'link_description' => '',
            'link_button' => '{e_IMAGE}icons/icon19.png',
            'link_category' => '1',
            'link_order' => '9',
            'link_parent' => '1',
            'link_open' => '0',
            'link_class' => '0',
            'link_function' => '',
            'link_sefurl' => '',
            'link_owner' => '',
          ),
        );
}