<?php
header('Content-Type: application/json');
require_once dirname(__DIR__) . '/include/config.php';

$hostId   = vv_detect_host();
$hostIdUp = strtoupper($hostId);
$master   = vv_read_conf_raw('master.conf');
$confRaw  = ($hostId !== 'unknown') ? vv_read_conf_raw($hostId . '.conf') : '';

$items = [];

// ── Identity ──────────────────────────────────────────────────────────────────
preg_match('/^\s*HOST1\s*=\s*"([^"]*)"/m', $master, $m1);
$host1 = trim($m1[1] ?? '');
$items[] = [
    'id'     => 'identity',
    'label'  => 'Server identity',
    'ok'     => !empty($host1),
    'detail' => $host1 ? "HOST1: $host1" : 'HOST1 blank in master.conf',
];

// ── Host conf ─────────────────────────────────────────────────────────────────
$confExists = $hostId !== 'unknown' && file_exists(CONF_DIR . '/' . $hostId . '.conf');
$items[] = [
    'id'     => 'host_conf',
    'label'  => 'Host configuration',
    'ok'     => $confExists,
    'detail' => $confExists
        ? "$hostId.conf present"
        : ($hostId === 'unknown' ? 'Server not yet identified' : "$hostId.conf missing"),
];

// ── Unraid API key ─────────────────────────────────────────────────────────────
$apiKey = trim(vv_parse_conf_scalar($confRaw, $hostIdUp . '_UNRAID_API_KEY'));
$items[] = [
    'id'     => 'api_key',
    'label'  => 'Unraid API key',
    'ok'     => !empty($apiKey),
    'detail' => $apiKey ? 'Key present' : 'Not set',
    'action' => $apiKey ? null : 'create_key',
];

// ── SSH key ────────────────────────────────────────────────────────────────────
$sshPath = trim(vv_parse_conf_scalar($confRaw, $hostIdUp . '_SSH_KEY'));
$sshOk   = $sshPath && file_exists($sshPath);
$items[] = [
    'id'     => 'ssh_key',
    'label'  => 'SSH key',
    'ok'     => $sshOk,
    'detail' => $sshOk
        ? basename($sshPath)
        : ($sshPath ? "Path set but file missing: $sshPath" : 'No key path in host.conf'),
    'action' => $sshOk ? null : 'ssh_setup',
];

// ── Auto-populate (any service key or container detected) ──────────────────────
$populated = false;
foreach (['_RADARR_API_KEY','_SONARR_API_KEY','_LIDARR_API_KEY','_EMBY_CONTAINER','_JELLYFIN_CONTAINER'] as $f) {
    if (trim(vv_parse_conf_scalar($confRaw, $hostIdUp . $f)) !== '') {
        $populated = true;
        break;
    }
}
$items[] = [
    'id'     => 'populated',
    'label'  => 'Auto-populate',
    'ok'     => $populated,
    'detail' => $populated ? 'Services detected in host.conf' : 'No services detected yet',
    'action' => $populated ? null : 'run_populate',
];

// ── master.conf pull (partner servers only) ───────────────────────────────────────────────────
if ($hostId !== 'host1' && $hostId !== 'unknown') {
    $state   = vv_setup_state_read();
    $pulled  = !empty($state['master_conf_pulled']);
    $items[] = [
        'id'     => 'master_conf',
        'label'  => 'master.conf',
        'ok'     => $pulled,
        'detail' => $pulled
            ? 'Synced from HOST1'
            : ($host1 ? "Not yet pulled from $host1" : 'HOST1 hostname not set in master.conf'),
        'action' => (!$pulled && $host1) ? 'pull_master' : null,
    ];
}

// ── Partnership (only if a partner is configured) ──────────────────────────────
preg_match('/^\s*HOST2\s*=\s*"([^"]*)"/m', $master, $m2);
$host2 = trim($m2[1] ?? '');
if (!empty($host2)) {
    $state  = vv_setup_state_read();
    $p1done = !empty($state['HOST2_PHASE1_DONE']) || !empty($state['host2_phase1_done']);
    $p2done = !empty($state['HOST2_PHASE2_DONE']) || !empty($state['host2_phase2_done']);
    $items[] = [
        'id'     => 'partnership',
        'label'  => 'Partnership',
        'ok'     => $p1done && $p2done,
        'detail' => ($p1done && $p2done)
            ? "Active with $host2"
            : ($p1done ? "Phase 1 done — waiting for HOST2 to complete" : "Not started — run partnership_onboard.sh"),
        'action' => (!$p1done) ? 'onboard' : null,
    ];
}

$allOk = !in_array(false, array_column($items, 'ok'), true);

echo json_encode(['ok' => true, 'complete' => $allOk, 'host_id' => $hostId, 'items' => $items]);