<?php

namespace Dashboard\Unifi\Console;

use App\Models\Setting;
use Dashboard\Unifi\Models\UnifiCronRun;
use Dashboard\Unifi\Models\UnifiPpsk;
use Dashboard\Unifi\Services\UnifiApiClient;
use Illuminate\Console\Command;

class SyncPpskSchedules extends Command
{
    protected $signature   = 'unifi:sync-ppsk-schedules {--force : Run even if PPSK scheduling is disabled} {--triggered-by=schedule}';
    protected $description = 'Enable or disable PPSKs based on their weekly half-hour schedule, kicking active clients when disabling';

    public function handle(UnifiApiClient $unifi): int
    {
        $ppsks = UnifiPpsk::all();
        if ($ppsks->isEmpty()) {
            // Don't bother logging — no work, no audit value.
            return self::SUCCESS;
        }

        $triggeredBy = $this->option('triggered-by') ?: 'schedule';

        $run = UnifiCronRun::record('sync-ppsk-schedules', $triggeredBy, null, function () use ($unifi, $ppsks) {
            $globalEnabled = (bool) Setting::get('unifi.ppsk_scheduling.enabled');
            $tz   = \App\Support\Timezone::current();
            $now  = now($tz);
            $day  = $now->dayOfWeek;
            $slot = $now->hour * 2 + ($now->minute >= 30 ? 1 : 0);

            $networksByVlan = [];
            try {
                foreach ($unifi->getNetworkConfs() as $n) {
                    if (isset($n['vlan'])) {
                        $networksByVlan[(int) $n['vlan']] = $n;
                    }
                }
            } catch (\Throwable $e) {
                $this->warn("Could not fetch network configs: {$e->getMessage()}");
            }

            $enabled  = [];
            $disabled = [];
            $errors   = [];

            foreach ($ppsks as $ppsk) {
                $shouldBeOn = true;
                if ($globalEnabled && $ppsk->schedule) {
                    $shouldBeOn = (bool) ($ppsk->schedule[$day * 48 + $slot] ?? true);
                }

                try {
                    if ($shouldBeOn && $ppsk->state === 'held') {
                        $this->enablePpsk($ppsk, $unifi, $networksByVlan);
                        $enabled[] = $ppsk->name;
                    } elseif (! $shouldBeOn && $ppsk->state === 'active' && $ppsk->unifi_id) {
                        $this->disablePpsk($ppsk, $unifi);
                        $disabled[] = $ppsk->name;
                    }
                } catch (\Throwable $e) {
                    $errors[] = ['ppsk' => $ppsk->name, 'error' => $e->getMessage()];
                }
            }

            $hasActions = count($enabled) + count($disabled) > 0;
            $status = count($errors) > 0
                ? ($hasActions ? 'partial' : 'failed')
                : ($hasActions ? 'succeeded' : 'skipped');

            return [
                'status'         => $status,
                'global_enabled' => $globalEnabled,
                'enabled_ppsks'  => $enabled,
                'disabled_ppsks' => $disabled,
                'errors'         => $errors,
            ];
        });

        return $run->status === 'failed' ? self::FAILURE : self::SUCCESS;
    }

    private function enablePpsk(UnifiPpsk $ppsk, UnifiApiClient $unifi, array $networksByVlan): void
    {
        try {
            $data = [
                'name'         => $ppsk->name,
                'x_passphrase' => $ppsk->x_passphrase,
                'wlan_id'      => $ppsk->wlan_id,
            ];

            if ($ppsk->vlan && isset($networksByVlan[$ppsk->vlan])) {
                $data['networkconf_id'] = $networksByVlan[$ppsk->vlan]['_id'];
            }

            $result = $unifi->createPpsk($data);
            $raw    = $result[0] ?? $result;
            $newId  = $raw['_id'] ?? null;

            $ppsk->update(['state' => 'active', 'unifi_id' => $newId]);
            $this->info("Enabled:  {$ppsk->name} (wlan {$ppsk->wlan_id})");
        } catch (\Throwable $e) {
            $this->error("Failed to enable PPSK \"{$ppsk->name}\": {$e->getMessage()}");
        }
    }

    private function disablePpsk(UnifiPpsk $ppsk, UnifiApiClient $unifi): void
    {
        try {
            $kicked = $unifi->kickClientsForPpsk($ppsk->unifi_id);
            $unifi->deletePpsk($ppsk->unifi_id);
            $ppsk->update(['state' => 'held', 'unifi_id' => null]);

            $suffix = $kicked > 0 ? " — kicked {$kicked} client(s)" : '';
            $this->info("Disabled: {$ppsk->name}{$suffix}");
        } catch (\Throwable $e) {
            $this->error("Failed to disable PPSK \"{$ppsk->name}\": {$e->getMessage()}");
        }
    }
}