<?php declare(strict_types=1);

require_once('bootstrap.php');

$c = array_map(
    function($l) {
        $split = explode(' ', $l, 2);
        return ['hash' => $split[0], 'path' => explode('/', $split[1])[5]];
    },
    lines(trim(file_get_contents(glob(PATH_TO_GROOVENET . '/songs.*.txt')[0])))
);

$d = array_combine(array_column($c, 'hash'), array_column($c, 'path'));

$camFaves = lines(trim(file_get_contents(PATH_TO_GROOVENET . '/cam.favourites.txt')));
$jayceFaves = lines(trim(file_get_contents(PATH_TO_GROOVENET . '/jayce.favourites.txt')));
$allFaves = array_merge($camFaves, $jayceFaves);
$hashMap = unserialize(file_get_contents(PATH_TO_HASHMAP));

$camScores  = array_reduce(
    lines(trim(file_get_contents(PATH_TO_GROOVENET . '/cam.scores.txt'))),
    function($c, $v) use ($d) {
        $split = explode(':', $v);

        return array_merge($c, isset($split[2]) ? [implode(":", [$split[0], $split[1], $split[2]]) => $split[3]] : []);
    },
    []
);

$jayceScores  = array_reduce(
    lines(trim(file_get_contents(PATH_TO_GROOVENET . '/jayce.scores.txt'))),
    function($c, $v) use ($d) {
        $split = explode(':', $v);

        return array_merge($c, isset($split[2]) ? [implode(":", [$split[0], $split[1], $split[2]]) => $split[3]] : []);
    },
    []
);

$everything = array_reduce(
    $allFaves,
    function($c, $fave) use ($camScores, $jayceScores) {
        $camCandidates = array_filter(
            $camScores,
            function($key) use ($fave) {
                return strpos($key, $fave) !== false;
            },
            ARRAY_FILTER_USE_KEY
        );

        $jayceCandidates = array_filter(
            $jayceScores,
            function($key) use ($fave) {
                return strpos($key, $fave) !== false;
            },
            ARRAY_FILTER_USE_KEY
        );

        $conflicts = array_intersect(array_keys($camCandidates), array_keys($jayceCandidates));
        $nonConflicts = array_merge(
            array_diff(array_keys($camCandidates), $conflicts),
            array_diff(array_keys($jayceCandidates), $conflicts)
        );

        $soFar = array_map(function($nonConflict) use ($jayceCandidates, $camCandidates){
            $e = explode(':', $nonConflict);
            return isset($jayceCandidates[$nonConflict])
                ? ['hash' => $e[0], 'diff' => $e[1], 'who' => 'JCE', 'score' => $jayceCandidates[$nonConflict]]
                : ['hash' => $e[0], 'diff' => $e[1], 'who' => 'CAM', 'score' => $camCandidates[$nonConflict]];
        }, $nonConflicts);

        if ($conflicts = array_intersect(array_keys($camCandidates), array_keys($jayceCandidates))) {
            $resolvedConflicts = array_map(function($conflict) use ($camCandidates, $jayceCandidates) {
                $e = explode(':', $conflict);
                return $camCandidates[$conflict] > $jayceCandidates[$conflict]
                    ? ['hash' => $e[0], 'diff' => $e[1], 'who' => 'JCE', 'score' => $jayceCandidates[$conflict]]
                    : ['hash' => $e[0], 'diff' => $e[1], 'who' => 'CAM', 'score' => $camCandidates[$conflict]];
                //['who' => 'cam', 'key' => $conflict] : ['who' => 'jayce', 'key' => $conflict];
            }, $conflicts);
        }

        $ret = array_merge($soFar, $resolvedConflicts ?? []);

        // echo '<pre>';
        // echo "ret is";
        // print_r($ret);
        // echo '</pre>';

        if ($ret) {
            return array_merge($c, $ret);
        } else {
            return array_merge($c, [['hash' => $fave, 'diff' => 'NONE', 'who' => 'NOONE', 'score' => 'NONE']]);
        }
    },
    []
);

$camsFolder = array_filter(array_map(
    function($row) use ($camFaves, $hashMap) {
        if (in_array($row['hash'], $camFaves)) {
            return [
                explode('/', $hashMap[$row['hash']])[1],
                $row['diff'],
                $row['who'],
                $row['score']
            ];
        }
    },
    $everything
));

$jaycesFolder = array_filter(array_map(
    function($row) use ($jayceFaves, $hashMap) {
        if (in_array($row['hash'], $jayceFaves)) {
            return [
                explode('/', $hashMap[$row['hash']])[1],
                $row['diff'],
                $row['who'],
                $row['score']
            ];
        }
    },
    $everything
));

usort($camsFolder, function($a, $b) { return $a[0] <=> $b[0];});
usort($jaycesFolder, function($a, $b) { return $a[0] <=> $b[0];});

return ['cam' => $camsFolder, 'jayce' => $jaycesFolder];