give_up_startup

#!/usr/bin/php
<?php
$host = '10.0.0.1';
if (count($argv) >= 2) {
    $host = $argv[1];
}

function msg($phase, $msg) {
    echo "\n\e[1m$phase: $msg\e[m\n";
}
function prompt($phase, $msg, array $possibilities) {
    $pos = implode(', ', $possibilities);
    while (true) {
        echo "\n\e[1m$phase: $msg\e[m (".$pos.")\n";
        echo "> ";
        flush();
        $m = strtolower(trim(readline()));
        if (in_array($m, $possibilities)) {
            return $m;
        }
        echo "\e[1;31mYou should answer one of the following: ".$pos."\e[m\n";
    }
}
function question($phrase, $msg) {
    return prompt($phrase, $msg, ['y', 'n']) == 'y';
}
function cmd($cmd, $display = true) {
    global $host;
    $result = trim(`rhio $host $cmd`);
    if ($display) echo "$result\n";
    return $result;
}
function isHandled() {
    $r = cmd('/decision/handled');

    return $r == '/decision/handled=true';
}

function isVisionOk() {
    $r = explode('=',cmd('/Vision/lastUpdate'));
    if (count($r) > 1) {
      $r = $r[1];
    } else {
      echo "Failed to read vision last update";
      return false;
    }
    // Vision is ok if last update is more recent than 200 ms
    return floatval($r) < 200;
}

$hostname = explode('=', cmd('/server/hostname', false));
if (count($hostname) > 1) $hostname = $hostname[1];
else $hostname = '?';

msg('GIVE UP STARTUP');

while (true) {
    msg('CHECK', 'Checking that all devices are present');
    $r = cmd('rhalCheck');
    if (strpos($r, 'All devices are present') === false) {
        if (question("\e[31mERROR", 'There was errors in the check, continue anyway?')) {
            break;
        }
    } else {
        break;
    }
}

msg('INIT', 'Press enter to run init');
readline();
cmd('init');

msg('INIT', 'Press enter to run the walk');
readline();
cmd('walk');

do {
    msg('TARE', 'Hold me in the air for the tare and press enter');
    readline();
    $result = cmd('tare');
    $error = (strstr(strtolower($result), 'error') !== false);
} while ($error && !question("\e[31mERROR", 'Tare returned error, continue anyway ?'));

while (true) {
    do {
        msg('GYROTARE', 'Put me on the floor now and press enter');
        readline();
        $result = cmd('rhalGyroTare');
        $error = (strstr(strtolower($result), 'error') !== false);
    } while ($error && !question("\e[31mERROR", 'Tare returned error, continue anyway ?'));


    cmd('rhalSaveConf rhal.json');

    msg('CHECK', 'Checking the pressure');
    if (isHandled()) {
        if (question("\e[31mERROR", 'Decision said I am handled when I should be on the floor, continue anyway?')) {
            break;
        }
    } else {
        break;
    }

    msg('CHECK', 'Checking vision status');
    if (!isVisionOk()) {
        if (question("\e[31mERROR", 'Vision is not working properly, continue anyway?')) {
            break;
        }
    }
}
msg('GO', 'Press enter to run robocup');
readline();
cmd('robocup');

msg("\e[32mYODA", 'May the force be with you');
echo "\n";

?>