<?php
    /**
     * Dungeon run logger script.
     *
     * Exposes an API to save a run to the database.
     * Reads post data and calls the upload_dungeon_run.py script.
     * Mandatory POST parameters are:
     *  - request: Intercepted game request.
     *  - response: Intercepted game response.
     *  - key: User API key.
     *
     * @category API
     */

    global $db;

//foreach($_POST as $k => $v) {
//    error_log(" POST $k: $v");
//}


    try{
        // Check data
        $data_request = filter_input(INPUT_POST, 'request');
        $data_response= filter_input(INPUT_POST, 'response');
        if ($data_request == null || $data_request == false || $data_response == null || $data_response == false){
error_log("error1");
            http_response_code(400);
            return 400;
        }

        // Check API key.
        $key = filter_input(INPUT_POST, 'key');
        if ($key == null || $key == false){
            http_response_code(401);
            return 401;
        }

        // Check data format.
        $json_request = json_decode($data_request);
        $json_response = json_decode($data_response);
        if ($json_response === null | $json_request === null){
error_log("error2");
            http_response_code(400);
            return 400;
        }

        // Authenticate
        $uid = $json_request->{"wizard_id"};
        $uname = $json_response->{"wizard_info"}->{"wizard_name"};
        $s = "SELECT COUNT(uid) AS c FROM player WHERE uid = $uid AND api_key = '$key';";
        if (1 != $db->query($s)->fetchArray(SQLITE3_ASSOC)["c"]){
            http_response_code(401);
            return 401;
        }

        // Run dungeon run parser script
        $cmd = __DIR__ . "/bin/upload_run_dungeon.py " . $key . " " . escapeshellarg($data_request) . " " . escapeshellarg($data_response);
        $out = [];
        $ret = 0;
//error_log($cmd);
        try{
            exec($cmd, $out, $ret);
        }
        catch(Exception $e) {
            error_log("Error running dungeon run script: " . $e->getMessage());
            http_response_code(500);
            return 500;
        }

        if ($ret != 201){
            try{
                http_response_code($ret);
error_log("NO 201: $ret");
                return $ret;
            }
            catch(Exception $e) {
                error_log("Dungeon run script returned an unexpected value $ret: " . $e->getMessage());
                http_response_code(500);
                return 500;
            }
        }
error_log("ACTUAL RET: " . $ret);
        // At this point, status code should be 200
        http_response_code($ret);
        return $ret;
    }
    catch(Exception $e) {
        error_log("Unknown error parsing dungeon run: " . $e->getMessage());
        http_response_code(500);
        return 500;
    }
?>