<?php

namespace dokuwiki\plugin\struct\test;

use dokuwiki\plugin\struct\meta;

/**
 * Tests for the building of SQL-Queries for the struct plugin
 *
 * @group plugin_struct
 * @group plugins
 *
 */
class SearchTest extends StructTest
{

    public function setUp(): void
    {
        // workaround for recent GitHub disk I/O errors
        parent::setUpBeforeClass();

        parent::setUp();

        $this->loadSchemaJSON('schema1');
        $this->loadSchemaJSON('schema2');
        $_SERVER['REMOTE_USER'] = 'testuser';

        $as = mock\Assignments::getInstance();
        $page = 'page01';
        $as->assignPageSchema($page, 'schema1');
        $as->assignPageSchema($page, 'schema2');
        saveWikiText($page, "===== TestTitle =====\nabc", "Summary");
        p_get_metadata($page);
        $now = time();
        $this->saveData(
            $page,
            'schema1',
            [
                'first' => 'first data',
                'second' => ['second data', 'more data', 'even more'],
                'third' => 'third data',
                'fourth' => 'fourth data'
            ],
            $now
        );
        $this->saveData(
            $page,
            'schema2',
            [
                'afirst' => 'first data',
                'asecond' => ['second data', 'more data', 'even more'],
                'athird' => 'third data',
                'afourth' => 'fourth data'
            ],
            $now
        );

        $as->assignPageSchema('test:document', 'schema1');
        $as->assignPageSchema('test:document', 'schema2');
        $this->saveData(
            'test:document',
            'schema1',
            [
                'first' => 'document first data',
                'second' => ['second', 'more'],
                'third' => '',
                'fourth' => 'fourth data'
            ],
            $now
        );
        $this->saveData(
            'test:document',
            'schema2',
            [
                'afirst' => 'first data',
                'asecond' => ['second data', 'more data', 'even more'],
                'athird' => 'third data',
                'afourth' => 'fourth data'
            ],
            $now
        );

        for ($i = 10; $i <= 20; $i++) {
            $this->saveData(
                "page$i",
                'schema2',
                [
                    'afirst' => "page$i first data",
                    'asecond' => ["page$i second data"],
                    'athird' => "page$i third data",
                    'afourth' => "page$i fourth data"
                ],
                $now
            );
            $as->assignPageSchema("page$i", 'schema2');
        }
    }

    public function test_simple()
    {
        $search = new mock\Search();

        $search->addSchema('schema1');
        $search->addColumn('%pageid%');
        $search->addColumn('first');
        $search->addColumn('second');

        /** @var meta\Value[][] $result */
        $result = $search->getRows();

        $this->assertCount(2, $result, 'result rows');
        $this->assertCount(3, $result[0], 'result columns');
        $this->assertEquals('page01', $result[0][0]->getValue());
        $this->assertEquals('first data', $result[0][1]->getValue());
        $this->assertEquals(['second data', 'more data', 'even more'], $result[0][2]->getValue());
    }

    public function test_simple_title()
    {
        $search = new mock\Search();

        $search->addSchema('schema1');
        $search->addColumn('%title%');
        $search->addColumn('first');
        $search->addColumn('second');

        /** @var meta\Value[][] $result */
        $result = $search->getRows();

        $this->assertCount(2, $result, 'result rows');
        $this->assertCount(3, $result[0], 'result columns');
        $this->assertEquals('["page01","TestTitle"]', $result[0][0]->getValue());
        $this->assertEquals('first data', $result[0][1]->getValue());
        $this->assertEquals(['second data', 'more data', 'even more'], $result[0][2]->getValue());
    }

    public function test_search_published()
    {
        $search = new mock\Search();
        $search->isNotPublisher();

        $search->addSchema('schema1');
        $search->addColumn('%pageid%');
        $search->addColumn('first');
        $search->addColumn('second');

        /** @var meta\Value[][] $result */
        $result = $search->getRows();

        $this->assertCount(0, $result, 'result rows');
    }

    public function test_search_lasteditor()
    {
        $search = new mock\Search();

        $search->addSchema('schema1');
        $search->addColumn('%title%');
        $search->addColumn('%lasteditor%');
        $search->addColumn('first');
        $search->addColumn('second');

        /** @var meta\Value[][] $result */
        $result = $search->getRows();

        $this->assertCount(2, $result, 'result rows');
        $this->assertCount(4, $result[0], 'result columns');
        $this->assertEquals('testuser', $result[0][1]->getValue());
        $this->assertEquals(['second data', 'more data', 'even more'], $result[0][3]->getValue());
    }


    /**
     * @group slow
     */
    public function test_search_lastupdate()
    {
        sleep(1);
        saveWikiText('page01', "===== TestTitle =====\nabcd", "Summary");
        p_get_metadata('page01');

        $search = new mock\Search();

        $search->addSchema('schema1');
        $search->addColumn('%pageid%');
        $search->addColumn('%lastupdate%');
        $search->addColumn('first');
        $search->addColumn('second');

        /** @var meta\Value[][] $result */
        $result = $search->getRows();

        $expected_time = dformat(filemtime(wikiFN('page01')), '%Y-%m-%d %H:%M:%S');

        $this->assertCount(2, $result, 'result rows');
        $this->assertCount(4, $result[0], 'result columns');
        $this->assertEquals($expected_time, $result[0][1]->getValue(), "Is your date.timezone set up in php.ini?");
        $this->assertEquals(['second data', 'more data', 'even more'], $result[0][3]->getValue());
    }

    /**
     * @group slow
     */
    public function test_search_lastsummary()
    {
        sleep(1);
        $summary = 'Summary';
        saveWikiText('page01', "===== TestTitle =====\nabcd", $summary);
        p_get_metadata('page01');

        $search = new mock\Search();

        $search->addSchema('schema1');
        $search->addColumn('%pageid%');
        $search->addColumn('%lastsummary%');
        $search->addColumn('first');
        $search->addColumn('second');

        /** @var meta\Value[][] $result */
        $result = $search->getRows();

        $this->assertCount(2, $result, 'result rows');
        $this->assertCount(4, $result[0], 'result columns');
        $this->assertEquals($summary, $result[0][1]->getValue());
        $this->assertEquals(array('second data', 'more data', 'even more'), $result[0][3]->getValue());
    }

    public function test_search()
    {
        $search = new mock\Search();

        $search->addSchema('schema1');
        $search->addSchema('schema2', 'foo');
        $this->assertCount(2, $search->schemas);

        $search->addColumn('first');
        $this->assertEquals('schema1', $search->columns[0]->getTable());
        $this->assertEquals(1, $search->columns[0]->getColref());

        $search->addColumn('afirst');
        $this->assertEquals('schema2', $search->columns[1]->getTable());
        $this->assertEquals(1, $search->columns[1]->getColref());

        $search->addColumn('schema1.third');
        $this->assertEquals('schema1', $search->columns[2]->getTable());
        $this->assertEquals(3, $search->columns[2]->getColref());

        $search->addColumn('foo.athird');
        $this->assertEquals('schema2', $search->columns[3]->getTable());
        $this->assertEquals(3, $search->columns[3]->getColref());

        $search->addColumn('asecond');
        $this->assertEquals('schema2', $search->columns[4]->getTable());
        $this->assertEquals(2, $search->columns[4]->getColref());

        $search->addColumn('doesntexist');
        $this->assertEquals(5, count($search->columns));

        $search->addColumn('%pageid%');
        $this->assertEquals('schema1', $search->columns[5]->getTable());
        $exception = false;
        try {
            $search->columns[5]->getColref();
        } catch (meta\StructException $e) {
            $exception = true;
        }
        $this->assertTrue($exception, "Struct exception expected for accesing colref of PageColumn");

        $search->addSort('first', false);
        $this->assertCount(1, $search->sortby);

        $search->addFilter('%pageid%', '%ag%', '~', 'AND');
        $search->addFilter('second', '%sec%', '~', 'AND');
        $search->addFilter('first', '%rst%', '~', 'AND');

        $result = $search->getRows();
        $count = $search->getCount();

        $this->assertEquals(1, $count, 'result count');
        $this->assertCount(1, $result, 'result rows');
        $this->assertCount(6, $result[0], 'result columns');

        // sort by multi-column
        $search->addSort('second');
        $this->assertCount(2, $search->sortby);
        $result = $search->getRows();
        $count = $search->getCount();
        $this->assertEquals(1, $count, 'result count');
        $this->assertCount(1, $result, 'result rows');
        $this->assertCount(6, $result[0], 'result columns');
    }

    public function test_ranges()
    {
        $search = new mock\Search();
        $search->addSchema('schema2');
        $search->addColumn('%pageid%');
        $search->addColumn('afirst');
        $search->addColumn('asecond');
        $search->addFilter('%pageid%', '%ag%', '~', 'AND');
        $search->addSort('%pageid%', false);

        /** @var meta\Value[][] $result */
        $result = $search->getRows();
        $count = $search->getCount();

        // check result dimensions
        $this->assertEquals(12, $count, 'result count');
        $this->assertCount(12, $result, 'result rows');
        $this->assertCount(3, $result[0], 'result columns');

        // check sorting
        $this->assertEquals('page20', $result[0][0]->getValue());
        $this->assertEquals('page19', $result[1][0]->getValue());
        $this->assertEquals('page18', $result[2][0]->getValue());

        // now with limit
        // new search object because result is fetched only once
        $search = new mock\Search();
        $search->addSchema('schema2');
        $search->addColumn('%pageid%');
        $search->addColumn('afirst');
        $search->addColumn('asecond');
        $search->addFilter('%pageid%', '%ag%', '~', 'AND');
        $search->addSort('%pageid%', false);
        $search->setLimit(5);

        /** @var meta\Value[][] $result */
        $result = $search->getRows();
        $count = $search->getCount();

        // check result dimensions
        $this->assertEquals(12, $count, 'result count'); // full result set
        $this->assertCount(5, $result, 'result rows'); // wanted result set

        // check the values
        $this->assertEquals('page20', $result[0][0]->getValue());
        $this->assertEquals('page16', $result[4][0]->getValue());

        // now add offset
        // again a new object
        $search = new mock\Search();
        $search->addSchema('schema2');
        $search->addColumn('%pageid%');
        $search->addColumn('afirst');
        $search->addColumn('asecond');
        $search->addFilter('%pageid%', '%ag%', '~', 'AND');
        $search->addSort('%pageid%', false);
        $search->setLimit(5);
        $search->setOffset(5);
        $result = $search->getRows();
        $count = $search->getCount();

        // check result dimensions
        $this->assertEquals(12, $count, 'result count'); // full result set
        $this->assertCount(5, $result, 'result rows'); // wanted result set

        // check the values
        $this->assertEquals('page15', $result[0][0]->getValue());
        $this->assertEquals('page11', $result[4][0]->getValue());
    }

    public static function addFilter_testdata()
    {
        return [
            ['%pageid%', 'val', '<>', 'OR', [['%pageid%', 'val', '!=', 'OR']], false, 'replace <> comp'],
            ['%pageid%', 'val', '*~', 'OR', [['%pageid%', '%val%', 'LIKE', 'OR']], false, 'replace *~ comp'],
            ['%pageid%', 'val*', '~', 'OR', [['%pageid%', 'val%', 'LIKE', 'OR']], false, 'replace * in value'],
            ['%pageid%', 'val.*', '=*', 'OR', [['%pageid%', 'val.*', 'REGEXP', 'OR']], false, 'replace * in value'],
            ['nonexisting', 'val', '~', 'OR', [], false, 'ignore missing columns'],
            ['%pageid%', 'val', '?', 'OR', [], '\dokuwiki\plugin\struct\meta\StructException', 'wrong comperator'],
            ['%pageid%', 'val', '=', 'NOT', [], '\dokuwiki\plugin\struct\meta\StructException', 'wrong type']
        ];
    }

    /**
     * @dataProvider addFilter_testdata
     *
     */
    public function test_addFilter($colname, $value, $comp, $type, $expected_filter, $expectException, $msg)
    {
        $search = new mock\Search();
        $search->addSchema('schema2');
        $search->addColumn('%pageid%');
        if ($expectException !== false) $this->setExpectedException($expectException);

        $search->addFilter($colname, $value, $comp, $type);

        if (count($expected_filter) === 0) {
            $this->assertCount(0, $search->filter, $msg);
            return;
        }
        $this->assertEquals($expected_filter[0][0], $search->filter[0][0]->getLabel(), $msg);
        $this->assertEquals($expected_filter[0][1], $search->filter[0][1], $msg);
        $this->assertEquals($expected_filter[0][2], $search->filter[0][2], $msg);
        $this->assertEquals($expected_filter[0][3], $search->filter[0][3], $msg);
    }

    public function test_wildcard()
    {
        $search = new mock\Search();
        $search->addSchema('schema2', 'alias');
        $search->addColumn('*');
        $this->assertCount(4, $search->getColumns());

        $search = new mock\Search();
        $search->addSchema('schema2', 'alias');
        $search->addColumn('schema2.*');
        $this->assertCount(4, $search->getColumns());

        $search = new mock\Search();
        $search->addSchema('schema2', 'alias');
        $search->addColumn('alias.*');
        $this->assertCount(4, $search->getColumns());

        $search = new mock\Search();
        $search->addSchema('schema2', 'alias');
        $search->addColumn('nope.*');
        $this->assertCount(0, $search->getColumns());
    }

    public function test_filterValueList()
    {
        $search = new mock\Search();

        //simple - single quote
        $this->assertEquals(array('test'),
            $this->callInaccessibleMethod($search, 'parseFilterValueList', array('("test")')));

        //simple - double quote
        $this->assertEquals(array('test'),
            $this->callInaccessibleMethod($search, 'parseFilterValueList', array("('test')")));

        //many elements
        $this->assertEquals(array('test', 'test2', '18'),
            $this->callInaccessibleMethod($search, 'parseFilterValueList', array('("test", \'test2\', 18)')));

        $str = <<<'EOD'
("t\"est", 't\'est2', 18)
EOD;
        //escape sequences
        $this->assertEquals(array('t"est', "t'est2", '18'),
            $this->callInaccessibleMethod($search, 'parseFilterValueList', array($str)));

        //numbers
        $this->assertEquals(array('18.7', '10e5', '-100'),
            $this->callInaccessibleMethod($search, 'parseFilterValueList', array('(18.7, 10e5, -100)')));

    }
}