<?php

$reports_modules['scorm'] = array();


function reports_modules_scorm_init()
{
}

function reports_modules_scorm_init_forEachCourses($course_code, $course_id, $course_db)
{
    global $reports_modules;

    $reports_modules_scorm_toolid = reports_getToolId(TOOL_LEARNPATH);

    // package level
    array_push($reports_modules['scorm'],
        array(
            'keys_query' =>
                'select ' . $course_id . ' as course_id, ' .
                $reports_modules_scorm_toolid . ' as tool_id, ' .
                'lp.id as child_id, lp.name as child_name, ' .
                "'" . $course_db . "'" . ' as course_db from ' .
                Database::get_course_table(TABLE_LP_MAIN) . ' lp',
            'values_query_function' => 'reports_modules_scorm_packageVal'
        ));

    // sco level
    array_push($reports_modules['scorm'],
        array(
            'keys_query' =>
                'select ' . $course_id . ' as course_id, ' .
                $reports_modules_scorm_toolid . ' as tool_id, ' .
                'lp.id as child_id, lp.name as child_name, ' .
                'lpi.id as subchild_id, lpi.title as subchild_name, ' .
                "'" . $course_db . "'" . ' as course_db from ' .
                Database::get_course_table(TABLE_LP_MAIN, $course_db) .
                ' lp,' .
                Database::get_course_table(TABLE_LP_ITEM, $course_db) .
                ' lpi where lp.id = lpi.lp_id',
            'values_query_function' => 'reports_modules_scorm_scoVal'
        ));

    // objectives level
    array_push($reports_modules['scorm'],
        array(
            'keys_query' =>
                'select distinct ' . $course_id . ' as course_id, ' .
                $reports_modules_scorm_toolid . ' as tool_id, ' .
                'lp.id as child_id, lp.name as child_name, ' .
                'lpi.id as subchild_id, ' .
                'lpi.title as subchild_name, ' .
                'null as subsubchild_id, ' .
                'lpivo.objective_id as subsubchild_name, ' .
                "'" . $course_db . "'" . ' as course_db from ' .
                Database::get_course_table(TABLE_LP_MAIN, $course_db) .
                ' lp,' .
                Database::get_course_table(TABLE_LP_ITEM, $course_db) .
                ' lpi, ' .
                Database::get_course_table(TABLE_LP_ITEM_VIEW, $course_db) .
                ' lpiv, ' .
                Database::get_course_table(TABLE_LP_IV_OBJECTIVE, $course_db) .
                ' lpivo ' .
                'where lp.id = lpi.lp_id ' .
                'and lpi.id = lpiv.lp_item_id ' .
                'and lpiv.id = lpivo.lp_iv_id ',
            'values_query_function' => 'reports_modules_scorm_objVal'
        ));
}

function reports_modules_scorm_packageVal($scorm, $key_id)
{
    return array(
        'type' => 'sql',
        'sql' =>
            'select ' . $key_id . ', user_id as uid, ' .
            'session_id, view_count as attempt, null as score, ' .
            'progress as progress, ' .
            'null as time, null as ts from ' .
            Database::get_course_table(TABLE_LP_VIEW, $scorm['course_db']) .
            ' where lp_id = ' . $scorm['child_id']
    );
}

function reports_modules_scorm_scoVal($scorm, $key_id)
{
    return array(
        'type' => 'sql',
        'sql' =>
            'select ' . $key_id . ', lpv.user_id as uid, ' .
            'lpv.session_id, lpiv.view_count as attempt, ' .
            'lpiv.score as score, ' .
            '(case lpiv.status ' .
            'when "incomplete" then 0 ' .
            'when "completed" then 1 ' .
            'when "passed" then 2 ' .
            'when "failed" then 3 ' .
            'when "browsed" then 4 ' .
            'when "not attempted" then 5 ' .
            'else 6 ' .
            'end) as progress, ' .
            'lpiv.total_time as time, null as ts from ' .
            Database::get_course_table(TABLE_LP_VIEW, $scorm['course_db']) .
            ' lpv, ' .
            Database::get_course_table(TABLE_LP_ITEM_VIEW, $scorm['course_db']) .
            ' lpiv ' .
            ' where lpv.lp_id = ' . $scorm['child_id'] .
            ' and lpiv.lp_item_id = ' . $scorm['subchild_id'] .
            ' and lpiv.lp_view_id = lpv.id'
    );
}

function reports_modules_scorm_objVal($scorm, $key_id)
{
    return array(
        'type' => 'sql',
        'sql' =>
            'select ' . $key_id . ', lpv.user_id as uid, ' .
            'lpv.session_id, lpiv.view_count as attempt, ' .
            'lpivo.score_raw as score, ' .
            '(case lpivo.status ' .
            'when "incomplete" then 0 ' .
            'when "completed" then 1 ' .
            'when "passed" then 2 ' .
            'when "failed" then 3 ' .
            'when "browsed" then 4 ' .
            'when "not attempted" then 5 ' .
            'else 6 ' .
            'end) as progress, ' .
            'null as time, null as ts from ' .
            Database::get_course_table(TABLE_LP_VIEW, $scorm['course_db']) .
            ' lpv, ' .
            Database::get_course_table(TABLE_LP_ITEM_VIEW, $scorm['course_db']) .
            ' lpiv, ' .
            Database::get_course_table(TABLE_LP_IV_OBJECTIVE, $scorm['course_db']) .
            ' lpivo ' .
            ' where lpv.lp_id = ' . $scorm['child_id'] .
            ' and lpiv.lp_item_id = ' . $scorm['subchild_id'] .
            ' and lpivo.objective_id = "' . $scorm['subsubchild_name'] . '" ' .
            ' and lpiv.lp_view_id = lpv.id' .
            ' and lpivo.lp_iv_id=lpiv.id'
    );
}