Adds migration for Daniel and James users and contact cards; adds attendee support to database with new event_attendee table; updates new event modal with basic attendee search ahead and add

app/Http/Controllers/AttendeeController.php

@@ -0,0 +1,163 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\Card;
+use App\Models\User;
+use Illuminate\Http\Request;
+use Illuminate\Support\Str;
+use Sabre\VObject\Reader;
+
+class AttendeeController extends Controller
+{
+    public function suggest(Request $request)
+    {
+        $q = trim((string) $request->input('q', $request->input('attendee', '')));
+        if ($q === '' || mb_strlen($q) < 2) {
+            return response()->view('event.partials.attendee-suggestions', ['suggestions' => []]);
+        }
+
+        $principal = $request->user()?->principal_uri;
+        if (!$principal) {
+            return response()->view('event.partials.attendee-suggestions', ['suggestions' => []]);
+        }
+
+        $query = Str::lower($q);
+        $contacts = [];
+        $seen = [];
+
+        $cards = Card::query()
+            ->select('cards.carddata')
+            ->join('addressbooks', 'addressbooks.id', '=', 'cards.addressbookid')
+            ->where('addressbooks.principaluri', $principal)
+            ->whereRaw('LOWER(cards.carddata) LIKE ?', ['%' . $query . '%'])
+            ->orderByDesc('cards.lastmodified')
+            ->limit(200)
+            ->get();
+
+        foreach ($cards as $card) {
+            $parsed = $this->parseCardEmails((string) $card->carddata);
+            $name = $parsed['name'];
+
+            foreach ($parsed['emails'] as $email) {
+                $emailLc = Str::lower($email);
+                $matches = str_contains($emailLc, $query)
+                    || ($name !== '' && str_contains(Str::lower($name), $query));
+
+                if (!$matches || isset($seen[$emailLc])) {
+                    continue;
+                }
+
+                $seen[$emailLc] = true;
+                $contacts[] = [
+                    'email' => $emailLc,
+                    'name' => $name !== '' ? $name : null,
+                    'attendee_uri' => 'mailto:' . $emailLc,
+                    'source' => 'contact',
+                ];
+            }
+        }
+
+        if (filter_var($q, FILTER_VALIDATE_EMAIL)) {
+            $emailLc = Str::lower($q);
+            if (!isset($seen[$emailLc])) {
+                $contacts[] = [
+                    'email' => $emailLc,
+                    'name' => null,
+                    'attendee_uri' => 'mailto:' . $emailLc,
+                    'source' => 'email',
+                ];
+            }
+        }
+
+        if (empty($contacts)) {
+            return response()->view('event.partials.attendee-suggestions', ['suggestions' => []]);
+        }
+
+        usort($contacts, function (array $a, array $b) use ($query) {
+            $scoreA = $this->score($a, $query);
+            $scoreB = $this->score($b, $query);
+
+            if ($scoreA !== $scoreB) {
+                return $scoreA <=> $scoreB;
+            }
+
+            return strcmp($a['email'], $b['email']);
+        });
+
+        $contacts = array_slice($contacts, 0, 8);
+        $emails = array_values(array_unique(array_map(fn ($item) => $item['email'], $contacts)));
+        $knownUsers = User::query()
+            ->whereIn('email', $emails)
+            ->pluck('email')
+            ->map(fn ($email) => Str::lower((string) $email))
+            ->flip()
+            ->all();
+
+        foreach ($contacts as &$item) {
+            $item['verified'] = isset($knownUsers[$item['email']]);
+        }
+        unset($item);
+
+        return response()->view('event.partials.attendee-suggestions', [
+            'suggestions' => $contacts,
+        ]);
+    }
+
+    private function parseCardEmails(string $carddata): array
+    {
+        $name = '';
+        $emails = [];
+
+        try {
+            $vcard = Reader::read($carddata);
+            $name = trim((string) ($vcard->FN ?? ''));
+            foreach ($vcard->select('EMAIL') as $emailProp) {
+                $email = Str::lower(trim((string) $emailProp->getValue()));
+                if ($email !== '') {
+                    $emails[] = $email;
+                }
+            }
+        } catch (\Throwable $e) {
+            if (preg_match('/^FN:(.+)$/mi', $carddata, $fn)) {
+                $name = trim($fn[1]);
+            }
+
+            if (preg_match_all('/^EMAIL[^:]*:(.+)$/mi', $carddata, $matches)) {
+                foreach (($matches[1] ?? []) as $emailRaw) {
+                    $email = Str::lower(trim((string) $emailRaw));
+                    if ($email !== '') {
+                        $emails[] = $email;
+                    }
+                }
+            }
+        }
+
+        return [
+            'name' => $name,
+            'emails' => array_values(array_unique($emails)),
+        ];
+    }
+
+    private function score(array $item, string $query): int
+    {
+        $email = Str::lower((string) ($item['email'] ?? ''));
+        $name = Str::lower((string) ($item['name'] ?? ''));
+        $source = (string) ($item['source'] ?? '');
+
+        if ($email === $query) {
+            return 0;
+        }
+        if ($email !== '' && str_starts_with($email, $query)) {
+            return 1;
+        }
+        if ($name !== '' && str_starts_with($name, $query)) {
+            return 2;
+        }
+        if ($source === 'contact') {
+            return 3;
+        }
+
+        return 4;
+    }
+}

app/Http/Controllers/EventController.php

@@ -5,13 +5,13 @@ namespace App\Http\Controllers;
 use App\Models\Calendar;
 use App\Models\Event;
 use App\Models\Location;
+use App\Services\Event\EventAttendeeSynchronizer;
 use App\Services\Event\EventRecurrence;
 use App\Services\Location\Geocoder;
 use Carbon\Carbon;
 use Illuminate\Http\RedirectResponse;
 use Illuminate\Http\Request;
 use Illuminate\Support\Str;
-use Illuminate\Support\Facades\Log;
 use Symfony\Component\HttpFoundation\Response;
 
 class EventController extends Controller
@@ -59,6 +59,7 @@ class EventController extends Controller
             'rrule',
         );
         $data = array_merge($data, $this->buildRecurrenceFormData($request, $start, $tz, $rrule));
+        $data = array_merge($data, $this->buildAttendeeFormData($request));
 
         if ($request->header('HX-Request') === 'true') {
             return view('event.partials.form-modal', $data);
@@ -82,7 +83,7 @@ class EventController extends Controller
         $instance = $calendar->instanceForUser($request->user());
         $tz = $this->displayTimezone($calendar, $request);
 
-        $event->load('meta');
+        $event->load('meta', 'attendees');
 
         $start = $event->meta?->start_at
             ? Carbon::parse($event->meta->start_at)->timezone($tz)->format('Y-m-d\TH:i')
@@ -98,6 +99,7 @@ class EventController extends Controller
 
         $data = compact('calendar', 'instance', 'event', 'start', 'end', 'tz', 'rrule');
         $data = array_merge($data, $this->buildRecurrenceFormData($request, $start ?? '', $tz, $rrule));
+        $data = array_merge($data, $this->buildAttendeeFormData($request, $event));
 
         if ($request->header('HX-Request') === 'true') {
             return view('event.partials.form-modal', $data);
@@ -117,7 +119,7 @@ class EventController extends Controller
 
         $this->authorize('view', $event);
 
-        $event->loadMissing(['meta', 'meta.venue']);
+        $event->loadMissing(['meta', 'meta.venue', 'attendees']);
 
         $isHtmx = $request->header('HX-Request') === 'true';
         $tz = $this->displayTimezone($calendar, $request);
@@ -182,7 +184,13 @@ class EventController extends Controller
     /**
      * insert vevent into sabre’s calendarobjects + meta row
      */
-    public function store(Request $request, Calendar $calendar, Geocoder $geocoder, EventRecurrence $recurrence): RedirectResponse
+    public function store(
+        Request $request,
+        Calendar $calendar,
+        Geocoder $geocoder,
+        EventRecurrence $recurrence,
+        EventAttendeeSynchronizer $attendeeSync
+    ): RedirectResponse
     {
         $this->authorize('update', $calendar);
 
@@ -213,6 +221,18 @@ class EventController extends Controller
             'repeat_month_week' => ['nullable', 'in:first,second,third,fourth,last'],
             'repeat_month_weekday' => ['nullable', 'in:SU,MO,TU,WE,TH,FR,SA'],
 
+            'attendees' => ['nullable', 'array'],
+            'attendees.*.attendee_uri' => ['nullable', 'string', 'max:500'],
+            'attendees.*.email' => ['nullable', 'email', 'max:255'],
+            'attendees.*.name' => ['nullable', 'string', 'max:200'],
+            'attendees.*.optional' => ['nullable', 'boolean'],
+            'attendees.*.role' => ['nullable', 'string', 'max:32'],
+            'attendees.*.partstat' => ['nullable', 'string', 'max:32'],
+            'attendees.*.cutype' => ['nullable', 'string', 'max:32'],
+            'attendees.*.rsvp' => ['nullable', 'boolean'],
+            'attendees.*.is_organizer' => ['nullable', 'boolean'],
+            'attendees.*.extra' => ['nullable', 'array'],
+
             // normalized location hints (optional)
             'loc_display_name' => ['nullable', 'string'],
             'loc_place_name'   => ['nullable', 'string'],
@@ -253,6 +273,7 @@ class EventController extends Controller
         }
 
         $uid = Str::uuid() . '@' . parse_url(config('app.url'), PHP_URL_HOST);
+        $attendees = $this->resolveAttendeesPayload($request, null, $attendeeSync);
 
         $rrule = $this->buildRruleFromRequest($request, $this->parseLocalInputToTz($data['start_at'], $tz, $isAllDay));
         $extra = $this->mergeRecurrenceExtra([], $rrule, $tz, $request);
@@ -269,6 +290,7 @@ class EventController extends Controller
             'location'    => $data['location'] ?? '',
             'tzid'        => $rrule ? $tz : null,
             'rrule'       => $rrule,
+            'attendees'   => $attendees,
         ]);
 
         $event = Event::create([
@@ -299,13 +321,21 @@ class EventController extends Controller
             'extra'       => $extra,
         ]);
 
+        $attendeeSync->syncRows($event, $attendees);
+
         return redirect()->route('calendar.show', $calendar);
     }
 
     /**
      * update vevent + meta
      */
-    public function update(Request $request, Calendar $calendar, Event $event, EventRecurrence $recurrence): RedirectResponse
+    public function update(
+        Request $request,
+        Calendar $calendar,
+        Event $event,
+        EventRecurrence $recurrence,
+        EventAttendeeSynchronizer $attendeeSync
+    ): RedirectResponse
     {
         $this->authorize('update', $calendar);
 
@@ -339,6 +369,18 @@ class EventController extends Controller
             'repeat_month_days.*' => ['integer', 'min:1', 'max:31'],
             'repeat_month_week' => ['nullable', 'in:first,second,third,fourth,last'],
             'repeat_month_weekday' => ['nullable', 'in:SU,MO,TU,WE,TH,FR,SA'],
+
+            'attendees' => ['nullable', 'array'],
+            'attendees.*.attendee_uri' => ['nullable', 'string', 'max:500'],
+            'attendees.*.email' => ['nullable', 'email', 'max:255'],
+            'attendees.*.name' => ['nullable', 'string', 'max:200'],
+            'attendees.*.optional' => ['nullable', 'boolean'],
+            'attendees.*.role' => ['nullable', 'string', 'max:32'],
+            'attendees.*.partstat' => ['nullable', 'string', 'max:32'],
+            'attendees.*.cutype' => ['nullable', 'string', 'max:32'],
+            'attendees.*.rsvp' => ['nullable', 'boolean'],
+            'attendees.*.is_organizer' => ['nullable', 'boolean'],
+            'attendees.*.extra' => ['nullable', 'array'],
         ];
 
         if ($request->boolean('all_day')) {
@@ -368,6 +410,7 @@ class EventController extends Controller
         }
 
         $uid = $event->uid;
+        $attendees = $this->resolveAttendeesPayload($request, $event, $attendeeSync);
 
         $rrule = $this->buildRruleFromRequest($request, $this->parseLocalInputToTz($data['start_at'], $tz, $isAllDay));
         $extra = $event->meta?->extra ?? [];
@@ -388,6 +431,7 @@ class EventController extends Controller
             'rrule'       => $rruleForIcs,
             'exdate'      => $extra['exdate'] ?? [],
             'rdate'       => $extra['rdate'] ?? [],
+            'attendees'   => $attendees,
         ]);
 
         $event->update([
@@ -410,6 +454,8 @@ class EventController extends Controller
             'extra'       => $extra,
         ]);
 
+        $attendeeSync->syncRows($event, $attendees);
+
         return redirect()->route('calendar.show', $calendar);
     }
 
@@ -669,6 +715,44 @@ class EventController extends Controller
         );
     }
 
+    private function buildAttendeeFormData(Request $request, ?Event $event = null): array
+    {
+        $attendees = $request->old('attendees');
+
+        if (!is_array($attendees)) {
+            $attendees = $event?->attendees
+                ? $event->attendees->map(function ($attendee) {
+                    return [
+                        'attendee_uri' => $attendee->attendee_uri,
+                        'email' => $attendee->email,
+                        'name' => $attendee->name,
+                        'optional' => strtoupper((string) $attendee->role) === 'OPT-PARTICIPANT',
+                        'rsvp' => $attendee->rsvp,
+                        'verified' => !empty($attendee->attendee_user_id),
+                    ];
+                })->values()->all()
+                : [];
+        }
+
+        $attendees = array_values(array_map(function ($attendee) {
+            $row = is_array($attendee) ? $attendee : [];
+            $optional = array_key_exists('optional', $row)
+                ? (bool) $row['optional']
+                : strtoupper((string) ($row['role'] ?? '')) === 'OPT-PARTICIPANT';
+
+            return [
+                'attendee_uri' => $row['attendee_uri'] ?? null,
+                'email' => $row['email'] ?? null,
+                'name' => $row['name'] ?? null,
+                'optional' => $optional,
+                'rsvp' => array_key_exists('rsvp', $row) ? (bool) $row['rsvp'] : true,
+                'verified' => (bool) ($row['verified'] ?? false),
+            ];
+        }, $attendees));
+
+        return compact('attendees');
+    }
+
     private function mergeRecurrenceExtra(array $extra, ?string $rrule, string $tz, Request $request): array
     {
         if ($rrule === null) {
@@ -708,6 +792,49 @@ class EventController extends Controller
         }, $value)));
     }
 
+    private function resolveAttendeesPayload(
+        Request $request,
+        ?Event $event,
+        EventAttendeeSynchronizer $attendeeSync
+    ): array {
+        if ($request->exists('attendees_present')) {
+            return $this->normalizeRequestAttendees((array) $request->input('attendees', []));
+        }
+
+        if (!$event) {
+            return [];
+        }
+
+        return $attendeeSync->extractFromCalendarData($event->calendardata);
+    }
+
+    private function normalizeRequestAttendees(array $attendees): array
+    {
+        $rows = [];
+
+        foreach ($attendees as $attendee) {
+            if (!is_array($attendee)) {
+                continue;
+            }
+
+            $isOptional = (bool) ($attendee['optional'] ?? false);
+
+            $rows[] = [
+                'attendee_uri' => $attendee['attendee_uri'] ?? null,
+                'email' => $attendee['email'] ?? null,
+                'name' => $attendee['name'] ?? null,
+                'role' => $isOptional ? 'OPT-PARTICIPANT' : 'REQ-PARTICIPANT',
+                'partstat' => 'NEEDS-ACTION',
+                'cutype' => 'INDIVIDUAL',
+                'rsvp' => array_key_exists('rsvp', $attendee) ? (bool) $attendee['rsvp'] : true,
+                'is_organizer' => false,
+                'extra' => is_array($attendee['extra'] ?? null) ? $attendee['extra'] : null,
+            ];
+        }
+
+        return $rows;
+    }
+
     /**
      * resolve location_id from hints or geocoding
      */

app/Jobs/SyncSubscription.php

@@ -7,6 +7,7 @@ use App\Models\CalendarInstance;
 use App\Models\Event;
 use App\Models\EventMeta;
 use App\Models\Subscription;
+use App\Services\Event\EventAttendeeSynchronizer;
 use Carbon\Carbon;
 use Illuminate\Bus\Queueable;
 use Illuminate\Contracts\Queue\ShouldQueue;
@@ -32,7 +33,7 @@ class SyncSubscription implements ShouldQueue
         $this->subscription = $subscription;
     }
 
-    public function handle(): void
+    public function handle(EventAttendeeSynchronizer $attendeeSync): void
     {
         // normalize the source a bit so comparisons/logging are consistent
         $source = rtrim(trim((string) $this->subscription->source), '/');
@@ -171,6 +172,8 @@ class SyncSubscription implements ShouldQueue
                 'end_on'      => $endOn,
                 'tzid'        => $tzid,
             ]);
+
+            $attendeeSync->syncFromCalendarData($object, $blob);
         }
 
         // sync is ok

app/Models/Event.php

@@ -4,6 +4,7 @@ namespace App\Models;
 
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\HasMany;
 use Illuminate\Database\Eloquent\Relations\HasOne;
 
 class Event extends Model
@@ -48,6 +49,11 @@ class Event extends Model
         return $this->hasOne(EventMeta::class, 'event_id');
     }
 
+    public function attendees(): HasMany
+    {
+        return $this->hasMany(EventAttendee::class, 'event_id');
+    }
+
     /**
      * scopes and helpers
      **/

app/Models/EventAttendee.php

@@ -0,0 +1,41 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+class EventAttendee extends Model
+{
+    protected $table = 'event_attendees';
+
+    protected $fillable = [
+        'event_id',
+        'attendee_user_id',
+        'attendee_uri',
+        'email',
+        'name',
+        'role',
+        'partstat',
+        'cutype',
+        'rsvp',
+        'is_organizer',
+        'extra',
+    ];
+
+    protected $casts = [
+        'rsvp' => 'boolean',
+        'is_organizer' => 'boolean',
+        'extra' => 'array',
+    ];
+
+    public function event(): BelongsTo
+    {
+        return $this->belongsTo(Event::class, 'event_id');
+    }
+
+    public function user(): BelongsTo
+    {
+        return $this->belongsTo(User::class, 'attendee_user_id');
+    }
+}

app/Models/User.php

@@ -159,6 +159,11 @@ class User extends Authenticatable
         return $this->hasMany(UserSetting::class, 'user_id');
     }
 
+    public function eventAttendees(): HasMany
+    {
+        return $this->hasMany(EventAttendee::class, 'attendee_user_id');
+    }
+
     /**
      * get a user setting by key
      */

app/Services/Event/EventAttendeeSynchronizer.php

@@ -0,0 +1,236 @@
+<?php
+
+namespace App\Services\Event;
+
+use App\Models\Event;
+use App\Models\User;
+use Illuminate\Support\Arr;
+use Illuminate\Support\Str;
+use Sabre\VObject\Component\VEvent;
+use Sabre\VObject\Reader;
+
+class EventAttendeeSynchronizer
+{
+    public function syncFromCalendarData(Event $event, ?string $calendarData = null): void
+    {
+        $attendees = $this->extractFromCalendarData($calendarData ?? $event->calendardata);
+        $this->syncRows($event, $attendees);
+    }
+
+    public function syncRows(Event $event, array $attendees): void
+    {
+        $rows = $this->normalizeRows($attendees);
+
+        $event->attendees()->delete();
+        if (empty($rows)) {
+            return;
+        }
+
+        foreach ($rows as &$row) {
+            $email = $row['email'] ?? null;
+            if (!$email) {
+                $row['attendee_user_id'] = null;
+                continue;
+            }
+
+            $row['attendee_user_id'] = User::query()
+                ->whereRaw('lower(email) = ?', [Str::lower($email)])
+                ->value('id');
+        }
+        unset($row);
+
+        $event->attendees()->createMany($rows);
+    }
+
+    public function extractFromCalendarData(?string $calendarData): array
+    {
+        if (!$calendarData) {
+            return [];
+        }
+
+        try {
+            $vcalendar = Reader::read($calendarData);
+        } catch (\Throwable $e) {
+            return [];
+        }
+
+        $vevent = $vcalendar->select('VEVENT')[0] ?? null;
+        if (!$vevent instanceof VEvent) {
+            return [];
+        }
+
+        return $this->extractFromVevent($vevent);
+    }
+
+    public function extractFromVevent(VEvent $vevent): array
+    {
+        $items = [];
+
+        foreach ($vevent->select('ATTENDEE') as $attendee) {
+            $params = $this->extractParams($attendee);
+            $uri = $this->normalizeAttendeeUri((string) $attendee->getValue());
+            $email = $this->extractEmail($uri, $params);
+
+            $items[] = [
+                'attendee_uri' => $uri,
+                'email' => $email,
+                'name' => $params['CN'] ?? null,
+                'role' => isset($params['ROLE']) ? strtoupper($params['ROLE']) : null,
+                'partstat' => isset($params['PARTSTAT']) ? strtoupper($params['PARTSTAT']) : null,
+                'cutype' => isset($params['CUTYPE']) ? strtoupper($params['CUTYPE']) : null,
+                'rsvp' => $this->normalizeBooleanParam($params['RSVP'] ?? null),
+                'is_organizer' => false,
+                'extra' => $this->extraParams($params, [
+                    'CN',
+                    'ROLE',
+                    'PARTSTAT',
+                    'CUTYPE',
+                    'RSVP',
+                    'EMAIL',
+                ]),
+            ];
+        }
+
+        if (isset($vevent->ORGANIZER)) {
+            $organizer = $vevent->ORGANIZER;
+            $params = $this->extractParams($organizer);
+            $uri = $this->normalizeAttendeeUri((string) $organizer->getValue());
+            $email = $this->extractEmail($uri, $params);
+
+            $items[] = [
+                'attendee_uri' => $uri,
+                'email' => $email,
+                'name' => $params['CN'] ?? null,
+                'role' => 'CHAIR',
+                'partstat' => null,
+                'cutype' => isset($params['CUTYPE']) ? strtoupper($params['CUTYPE']) : null,
+                'rsvp' => null,
+                'is_organizer' => true,
+                'extra' => $this->extraParams($params, ['CN', 'CUTYPE', 'EMAIL']),
+            ];
+        }
+
+        return $items;
+    }
+
+    private function normalizeRows(array $attendees): array
+    {
+        $rows = [];
+        $seen = [];
+
+        foreach ($attendees as $item) {
+            $email = $this->normalizeEmail(Arr::get($item, 'email'));
+            $uri = $this->normalizeAttendeeUri(Arr::get($item, 'attendee_uri'));
+            if (!$uri && $email) {
+                $uri = 'mailto:' . $email;
+            }
+
+            if (!$uri && !$email) {
+                continue;
+            }
+
+            $key = Str::lower($uri ?: $email);
+            if (isset($seen[$key])) {
+                continue;
+            }
+            $seen[$key] = true;
+
+            $role = Arr::get($item, 'role');
+            $partstat = Arr::get($item, 'partstat');
+            $cutype = Arr::get($item, 'cutype');
+
+            $rows[] = [
+                'attendee_uri' => $uri,
+                'email' => $email,
+                'name' => $this->normalizeString(Arr::get($item, 'name')),
+                'role' => $role ? strtoupper((string) $role) : null,
+                'partstat' => $partstat ? strtoupper((string) $partstat) : null,
+                'cutype' => $cutype ? strtoupper((string) $cutype) : null,
+                'rsvp' => Arr::exists($item, 'rsvp') ? (bool) Arr::get($item, 'rsvp') : null,
+                'is_organizer' => (bool) Arr::get($item, 'is_organizer', false),
+                'extra' => is_array(Arr::get($item, 'extra')) ? Arr::get($item, 'extra') : null,
+            ];
+        }
+
+        return $rows;
+    }
+
+    private function extractParams($property): array
+    {
+        $params = [];
+        foreach ($property->parameters() as $parameter) {
+            $params[strtoupper((string) $parameter->name)] = trim((string) $parameter->getValue());
+        }
+
+        return $params;
+    }
+
+    private function extractEmail(?string $uri, array $params): ?string
+    {
+        $fromParam = $this->normalizeEmail($params['EMAIL'] ?? null);
+        if ($fromParam) {
+            return $fromParam;
+        }
+
+        if (!$uri) {
+            return null;
+        }
+
+        if (str_starts_with(Str::lower($uri), 'mailto:')) {
+            return $this->normalizeEmail(substr($uri, 7));
+        }
+
+        return str_contains($uri, '@') ? $this->normalizeEmail($uri) : null;
+    }
+
+    private function normalizeAttendeeUri(mixed $uri): ?string
+    {
+        $value = trim((string) $uri);
+        if ($value === '') {
+            return null;
+        }
+
+        if (str_contains($value, '@') && !str_contains($value, ':')) {
+            return 'mailto:' . Str::lower($value);
+        }
+
+        if (str_starts_with(Str::lower($value), 'mailto:')) {
+            return 'mailto:' . Str::lower(substr($value, 7));
+        }
+
+        return $value;
+    }
+
+    private function normalizeEmail(mixed $value): ?string
+    {
+        $email = trim((string) $value);
+        if ($email === '') {
+            return null;
+        }
+
+        return Str::lower($email);
+    }
+
+    private function normalizeString(mixed $value): ?string
+    {
+        $string = trim((string) $value);
+        return $string === '' ? null : $string;
+    }
+
+    private function normalizeBooleanParam(?string $value): ?bool
+    {
+        if ($value === null || $value === '') {
+            return null;
+        }
+
+        return in_array(strtoupper($value), ['1', 'TRUE', 'YES'], true);
+    }
+
+    private function extraParams(array $params, array $known): ?array
+    {
+        $knownMap = array_fill_keys($known, true);
+        $extra = array_diff_key($params, $knownMap);
+
+        return empty($extra) ? null : $extra;
+    }
+}

app/Services/Event/EventRecurrence.php

@@ -59,6 +59,67 @@ class EventRecurrence
             $vevent->add('LOCATION', $data['location']);
         }
 
+        $attendees = $data['attendees'] ?? [];
+        if (is_array($attendees)) {
+            $organizerAdded = false;
+
+            foreach ($attendees as $attendee) {
+                if (!is_array($attendee)) {
+                    continue;
+                }
+
+                $uri = $this->normalizeAttendeeUri(
+                    $attendee['attendee_uri'] ?? ($attendee['email'] ?? null)
+                );
+
+                if (!$uri) {
+                    continue;
+                }
+
+                $params = [];
+                if (!empty($attendee['name'])) {
+                    $params['CN'] = (string) $attendee['name'];
+                }
+                if (!empty($attendee['role'])) {
+                    $params['ROLE'] = strtoupper((string) $attendee['role']);
+                }
+                if (!empty($attendee['partstat'])) {
+                    $params['PARTSTAT'] = strtoupper((string) $attendee['partstat']);
+                }
+                if (!empty($attendee['cutype'])) {
+                    $params['CUTYPE'] = strtoupper((string) $attendee['cutype']);
+                }
+                if (array_key_exists('rsvp', $attendee) && $attendee['rsvp'] !== null) {
+                    $params['RSVP'] = (bool) $attendee['rsvp'] ? 'TRUE' : 'FALSE';
+                }
+
+                if (!empty($attendee['extra']) && is_array($attendee['extra'])) {
+                    foreach ($attendee['extra'] as $key => $value) {
+                        if (!is_scalar($value)) {
+                            continue;
+                        }
+
+                        $paramName = strtoupper((string) $key);
+                        if ($paramName === '' || isset($params[$paramName])) {
+                            continue;
+                        }
+
+                        $params[$paramName] = (string) $value;
+                    }
+                }
+
+                if ((bool) ($attendee['is_organizer'] ?? false) && !$organizerAdded) {
+                    $organizerParams = $params;
+                    unset($organizerParams['ROLE'], $organizerParams['PARTSTAT'], $organizerParams['RSVP']);
+                    $vevent->add('ORGANIZER', $uri, $organizerParams);
+                    $organizerAdded = true;
+                    continue;
+                }
+
+                $vevent->add('ATTENDEE', $uri, $params);
+            }
+        }
+
         $rrule = $data['rrule'] ?? null;
         if ($rrule) {
             $vevent->add('RRULE', $rrule);
@@ -216,4 +277,22 @@ class EventRecurrence
             return null;
         }
     }
+
+    private function normalizeAttendeeUri(mixed $value): ?string
+    {
+        $uri = trim((string) $value);
+        if ($uri === '') {
+            return null;
+        }
+
+        if (str_contains($uri, '@') && !str_contains($uri, ':')) {
+            return 'mailto:' . Str::lower($uri);
+        }
+
+        if (str_starts_with(Str::lower($uri), 'mailto:')) {
+            return 'mailto:' . Str::lower(substr($uri, 7));
+        }
+
+        return $uri;
+    }
 }

database/migrations/2026_02_19_000000_create_event_attendees_table.php

@@ -0,0 +1,47 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    public function up(): void
+    {
+        Schema::create('event_attendees', function (Blueprint $table) {
+            $table->id();
+
+            $table->unsignedInteger('event_id');
+            $table->foreign('event_id')
+                ->references('id')
+                ->on('calendarobjects')
+                ->cascadeOnDelete();
+
+            $table->ulid('attendee_user_id')->nullable();
+            $table->foreign('attendee_user_id')
+                ->references('id')
+                ->on('users')
+                ->nullOnDelete();
+
+            $table->string('attendee_uri', 500)->nullable();
+            $table->string('email')->nullable();
+            $table->string('name')->nullable();
+            $table->string('role', 32)->nullable();
+            $table->string('partstat', 32)->nullable();
+            $table->string('cutype', 32)->nullable();
+            $table->boolean('rsvp')->nullable();
+            $table->boolean('is_organizer')->default(false);
+            $table->json('extra')->nullable();
+            $table->timestamps();
+
+            $table->index(['event_id', 'email']);
+            $table->index('attendee_user_id');
+            $table->unique(['event_id', 'attendee_uri']);
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::dropIfExists('event_attendees');
+    }
+};

database/migrations/2026_02_19_000100_add_demo_users_and_contacts.php

@@ -0,0 +1,156 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Hash;
+use Illuminate\Support\Str;
+
+return new class extends Migration
+{
+    private array $contacts = [
+        [
+            'first' => 'Daniel',
+            'last' => 'Gioia',
+            'email' => 'daniel@gioia.email',
+            'uid' => 'kithkin-contact-daniel-gioia',
+        ],
+        [
+            'first' => 'James',
+            'last' => 'Gioia',
+            'email' => 'james@gioia.email',
+            'uid' => 'kithkin-contact-james-gioia',
+        ],
+    ];
+
+    public function up(): void
+    {
+        foreach ($this->contacts as $contact) {
+            $email = Str::lower($contact['email']);
+            $existingId = DB::table('users')->where('email', $email)->value('id');
+
+            if ($existingId) {
+                DB::table('users')
+                    ->where('id', $existingId)
+                    ->update([
+                        'uri' => 'principals/' . $email,
+                        'firstname' => $contact['first'],
+                        'lastname' => $contact['last'],
+                        'displayname' => trim($contact['first'] . ' ' . $contact['last']),
+                        'timezone' => config('app.timezone', 'UTC'),
+                        'email_verified_at' => now(),
+                        'updated_at' => now(),
+                    ]);
+            } else {
+                DB::table('users')->insert([
+                    'id' => (string) Str::ulid(),
+                    'uri' => 'principals/' . $email,
+                    'firstname' => $contact['first'],
+                    'lastname' => $contact['last'],
+                    'displayname' => trim($contact['first'] . ' ' . $contact['last']),
+                    'email' => $email,
+                    'timezone' => config('app.timezone', 'UTC'),
+                    'password' => Hash::make((string) Str::uuid()),
+                    'email_verified_at' => now(),
+                    'created_at' => now(),
+                    'updated_at' => now(),
+                ]);
+            }
+        }
+
+        $ownerEmail = Str::lower((string) env('ADMIN_EMAIL', 'admin@example.com'));
+        $owner = DB::table('users')->where('email', $ownerEmail)->first();
+        if (!$owner) {
+            $owner = DB::table('users')->orderBy('created_at')->first();
+        }
+        if (!$owner) {
+            return;
+        }
+
+        $principal = $owner->uri ?: ('principals/' . $owner->email);
+
+        $addressbookId = DB::table('addressbooks')
+            ->where('principaluri', $principal)
+            ->orderBy('id')
+            ->value('id');
+
+        if (!$addressbookId) {
+            $addressbookId = DB::table('addressbooks')->insertGetId([
+                'principaluri' => $principal,
+                'uri' => 'default',
+                'displayname' => 'Default Address Book',
+            ]);
+
+            DB::table('addressbook_meta')->updateOrInsert(
+                ['addressbook_id' => $addressbookId],
+                [
+                    'color' => '#ff40ff',
+                    'is_default' => true,
+                    'settings' => null,
+                    'created_at' => now(),
+                    'updated_at' => now(),
+                ]
+            );
+        }
+
+        foreach ($this->contacts as $contact) {
+            $email = Str::lower($contact['email']);
+            $fn = trim($contact['first'] . ' ' . $contact['last']);
+            $uid = $contact['uid'];
+
+            $vcard = "BEGIN:VCARD\r\n"
+                . "VERSION:3.0\r\n"
+                . "FN:{$fn}\r\n"
+                . "EMAIL:{$email}\r\n"
+                . "UID:{$uid}\r\n"
+                . "END:VCARD\r\n";
+
+            $existingCardId = DB::table('cards')
+                ->where('addressbookid', $addressbookId)
+                ->where(function ($query) use ($uid, $email) {
+                    $query->where('carddata', 'like', '%UID:' . $uid . '%')
+                        ->orWhere('carddata', 'like', '%EMAIL:' . $email . '%');
+                })
+                ->value('id');
+
+            if ($existingCardId) {
+                DB::table('cards')
+                    ->where('id', $existingCardId)
+                    ->update([
+                        'lastmodified' => now()->timestamp,
+                        'etag' => md5($vcard),
+                        'size' => strlen($vcard),
+                        'carddata' => $vcard,
+                    ]);
+                continue;
+            }
+
+            DB::table('cards')->insert([
+                'addressbookid' => $addressbookId,
+                'uri' => (string) Str::uuid() . '.vcf',
+                'lastmodified' => now()->timestamp,
+                'etag' => md5($vcard),
+                'size' => strlen($vcard),
+                'carddata' => $vcard,
+            ]);
+        }
+    }
+
+    public function down(): void
+    {
+        foreach ($this->contacts as $contact) {
+            $email = Str::lower($contact['email']);
+            $uid = $contact['uid'];
+
+            DB::table('cards')
+                ->where(function ($query) use ($uid, $email) {
+                    $query->where('carddata', 'like', '%UID:' . $uid . '%')
+                        ->orWhere('carddata', 'like', '%EMAIL:' . $email . '%');
+                })
+                ->delete();
+
+            DB::table('users')
+                ->where('email', $email)
+                ->delete();
+        }
+    }
+};

lang/en/calendar.php

@@ -77,6 +77,16 @@ return [
         'alerts_coming' => 'No alerts set. (Coming soon)',
         'invitees' => 'Invitees',
         'invitees_coming' => 'Invitees and RSVP tracking coming soon.',
+        'attendees' => [
+            'add' => 'Add attendee',
+            'add_button' => 'Add',
+            'remove' => 'Remove',
+            'help' => 'Search your contacts or enter an email address.',
+            'search_placeholder' => 'Search contacts or type email',
+            'verified' => 'Verified Kithkin user',
+            'optional' => 'Optional',
+            'rsvp' => 'Request RSVP',
+        ],
         'attachments' => 'Attachments',
         'attachments_coming' => 'Attachment support coming soon.',
         'notes' => 'Notes',

lang/it/calendar.php

@@ -77,6 +77,16 @@ return [
         'alerts_coming' => 'Nessun avviso impostato. (In arrivo)',
         'invitees' => 'Invitati',
         'invitees_coming' => 'Invitati e RSVP in arrivo.',
+        'attendees' => [
+            'add' => 'Aggiungi invitato',
+            'add_button' => 'Aggiungi',
+            'remove' => 'Rimuovi',
+            'help' => 'Cerca nei tuoi contatti o inserisci un indirizzo email.',
+            'search_placeholder' => 'Cerca contatti o digita email',
+            'verified' => 'Utente Kithkin verificato',
+            'optional' => 'Opzionale',
+            'rsvp' => 'Richiedi RSVP',
+        ],
         'attachments' => 'Allegati',
         'attachments_coming' => 'Supporto allegati in arrivo.',
         'notes' => 'Note',

resources/css/lib/modal.css

@@ -144,9 +144,9 @@ dialog {
         @apply opacity-0 invisible;
         pointer-events: none;
         transition:
-            translate 350ms ease-in-out,
+            translate 250ms ease-in-out,
-            opacity 150ms ease-in-out,
+            opacity 250ms ease-in-out,
-            visibility 150ms ease-in-out;
+            visibility 250ms ease-in-out;
 
         &.is-visible {
             @apply opacity-100 visible h-auto;

resources/js/app.js

@@ -35,6 +35,22 @@ const SELECTORS = {
     tabsRoot: '[data-tabs]',
     tabButton: '[role=\"tab\"]',
     tabPanel: '[role=\"tabpanel\"]',
+    attendeesRoot: '[data-attendees]',
+    attendeesList: '[data-attendees-list]',
+    attendeeTemplate: 'template[data-attendee-template]',
+    attendeeLookup: '[data-attendee-lookup]',
+    attendeeSuggestions: '#attendee-suggestions',
+    attendeeAddManual: '[data-attendee-add-manual]',
+    attendeePick: '[data-attendee-pick]',
+    attendeeRemove: '[data-attendee-remove]',
+    attendeeRow: '[data-attendee-row]',
+    attendeeRole: '[data-attendee-role]',
+    attendeeName: '[data-attendee-name]',
+    attendeeOptional: '[data-attendee-optional]',
+    attendeeDisplay: '[data-attendee-display]',
+    attendeeVerified: '[data-attendee-verified]',
+    attendeeEmail: '[data-attendee-email]',
+    attendeeUri: '[data-attendee-uri]',
 };
 
 function syncModalRootClass(modal) {
@@ -1227,6 +1243,162 @@ function initTimeViewAutoScroll(root = document)
     calendar.dataset.autoscrolled = '1';
 }
 
+/**
+ *
+ * attendees form controls (contact lookup + email fallback)
+ */
+function initAttendeeControls(root = document) {
+    const normalizeEmail = (value) => String(value || '').trim().toLowerCase();
+    const isValidEmail = (value) => /^[^\s@]+@[^\s@]+\.[^\s@]+$/.test(normalizeEmail(value));
+
+    const formatDisplay = (name, email) => {
+        const n = String(name || '').trim();
+        const e = normalizeEmail(email);
+        if (!e) return '';
+        return n ? `${n} <${e}>` : e;
+    };
+
+    root.querySelectorAll(SELECTORS.attendeesRoot).forEach((container) => {
+        if (container.__attendeesWired) return;
+        container.__attendeesWired = true;
+
+        const list = container.querySelector(SELECTORS.attendeesList);
+        const template = container.querySelector(SELECTORS.attendeeTemplate);
+        const lookup = container.querySelector(SELECTORS.attendeeLookup);
+        const suggestions = container.querySelector(SELECTORS.attendeeSuggestions);
+        const addManual = container.querySelector(SELECTORS.attendeeAddManual);
+        if (!list || !template || !lookup) return;
+
+        const nextIndex = () => {
+            const current = parseInt(container.dataset.nextIndex || '0', 10);
+            const safe = Number.isNaN(current) ? 0 : current;
+            container.dataset.nextIndex = String(safe + 1);
+            return safe;
+        };
+
+        const updateRole = (row) => {
+            const optionalInput = row.querySelector(SELECTORS.attendeeOptional);
+            const roleInput = row.querySelector(SELECTORS.attendeeRole);
+            if (!optionalInput || !roleInput) return;
+            roleInput.value = optionalInput.checked ? 'OPT-PARTICIPANT' : 'REQ-PARTICIPANT';
+        };
+
+        const wireRow = (row) => {
+            if (!row || row.__attendeeRowWired) return;
+            row.__attendeeRowWired = true;
+
+            const optionalInput = row.querySelector(SELECTORS.attendeeOptional);
+            if (optionalInput) {
+                optionalInput.addEventListener('change', () => updateRole(row));
+            }
+
+            updateRole(row);
+        };
+
+        const hasEmail = (email) => {
+            const normalized = normalizeEmail(email);
+            if (!normalized) return true;
+
+            return Array.from(list.querySelectorAll(`${SELECTORS.attendeeRow} ${SELECTORS.attendeeEmail}`))
+                .some((input) => normalizeEmail(input.value) === normalized);
+        };
+
+        const createRow = () => {
+            const index = nextIndex();
+            const html = template.innerHTML.replaceAll('__INDEX__', String(index)).trim();
+            if (!html) return null;
+
+            const fragment = document.createElement('div');
+            fragment.innerHTML = html;
+            return fragment.firstElementChild;
+        };
+
+        const addAttendee = ({ email, name = '', attendeeUri = '', verified = false }) => {
+            const normalizedEmail = normalizeEmail(email);
+            if (!isValidEmail(normalizedEmail)) return false;
+            if (hasEmail(normalizedEmail)) return false;
+
+            const row = createRow();
+            if (!row) return false;
+
+            const uriInput = row.querySelector(SELECTORS.attendeeUri);
+            const emailInput = row.querySelector(SELECTORS.attendeeEmail);
+            const nameInput = row.querySelector(SELECTORS.attendeeName);
+            const display = row.querySelector(SELECTORS.attendeeDisplay);
+            const verifiedEl = row.querySelector(SELECTORS.attendeeVerified);
+
+            if (uriInput) uriInput.value = attendeeUri || `mailto:${normalizedEmail}`;
+            if (emailInput) emailInput.value = normalizedEmail;
+            if (nameInput) nameInput.value = String(name || '').trim();
+            if (display) display.textContent = formatDisplay(name, normalizedEmail);
+            if (verifiedEl) {
+                verifiedEl.classList.toggle('hidden', !verified);
+            }
+
+            list.appendChild(row);
+            wireRow(row);
+            return true;
+        };
+
+        const addFromLookupIfEmail = () => {
+            const raw = lookup.value;
+            if (!isValidEmail(raw)) return false;
+
+            const ok = addAttendee({
+                email: raw,
+                attendeeUri: `mailto:${normalizeEmail(raw)}`,
+                verified: false,
+            });
+
+            if (ok) {
+                lookup.value = '';
+                if (suggestions) suggestions.innerHTML = '';
+            }
+
+            return ok;
+        };
+
+        container.addEventListener('click', (event) => {
+            const removeButton = event.target.closest(SELECTORS.attendeeRemove);
+            if (removeButton && container.contains(removeButton)) {
+                event.preventDefault();
+                const row = removeButton.closest(SELECTORS.attendeeRow);
+                row?.remove();
+                return;
+            }
+
+            const pickButton = event.target.closest(SELECTORS.attendeePick);
+            if (pickButton && container.contains(pickButton)) {
+                event.preventDefault();
+                const email = pickButton.dataset.attendeeEmail || '';
+                const name = pickButton.dataset.attendeeName || '';
+                const attendeeUri = pickButton.dataset.attendeeUri || '';
+                const verified = pickButton.dataset.attendeeVerified === '1';
+
+                const ok = addAttendee({ email, name, attendeeUri, verified });
+                if (ok) {
+                    lookup.value = '';
+                    if (suggestions) suggestions.innerHTML = '';
+                }
+                return;
+            }
+
+            if (addManual && event.target.closest(SELECTORS.attendeeAddManual)) {
+                event.preventDefault();
+                addFromLookupIfEmail();
+            }
+        });
+
+        lookup.addEventListener('keydown', (event) => {
+            if (event.key !== 'Enter') return;
+            event.preventDefault();
+            addFromLookupIfEmail();
+        });
+
+        list.querySelectorAll(SELECTORS.attendeeRow).forEach(wireRow);
+    });
+}
+
 /**
  *
  * calendar sidebar expand toggle
@@ -1484,6 +1656,7 @@ function initUI() {
     initNaturalEventParser();
     initEventAllDayToggles();
     initRecurrenceControls();
+    initAttendeeControls();
     initModalHandlers();
     initTabs();
     initTimeViewAutoScroll();
@@ -1505,6 +1678,7 @@ document.addEventListener('htmx:afterSwap', (e) => {
     initNaturalEventParser(e.target);
     initEventAllDayToggles(e.target);
     initRecurrenceControls(e.target);
+    initAttendeeControls(e.target);
     initModalHandlers(e.target);
     initTabs(e.target);
     initTimeViewAutoScroll(e.target);

resources/views/event/partials/attendee-suggestions.blade.php

@@ -0,0 +1,29 @@
+@if (empty($suggestions))
+    <div></div>
+@else
+    <ul class="mt-2 rounded-md border border-gray-200 shadow-sm bg-white divide-y divide-gray-100">
+        @foreach ($suggestions as $suggestion)
+            <li>
+                <button
+                    type="button"
+                    class="w-full text-left px-3 py-2 hover:bg-gray-50"
+                    data-attendee-pick
+                    data-attendee-email="{{ $suggestion['email'] ?? '' }}"
+                    data-attendee-name="{{ $suggestion['name'] ?? '' }}"
+                    data-attendee-uri="{{ $suggestion['attendee_uri'] ?? '' }}"
+                    data-attendee-verified="{{ !empty($suggestion['verified']) ? '1' : '0' }}"
+                >
+                    <div class="font-medium text-gray-800">
+                        {{ $suggestion['name'] ?? ($suggestion['email'] ?? '') }}
+                    </div>
+                    @if (!empty($suggestion['name']) && !empty($suggestion['email']))
+                        <div class="text-sm text-gray-500">{{ $suggestion['email'] }}</div>
+                    @endif
+                    @if (!empty($suggestion['verified']))
+                        <div class="text-xs text-emerald-700 mt-1">{{ __('calendar.event.attendees.verified') }}</div>
+                    @endif
+                </button>
+            </li>
+        @endforeach
+    </ul>
+@endif

resources/views/event/partials/form.blade.php

@@ -251,7 +251,122 @@
             <div id="tab-invitees" role="tabpanel" aria-labelledby="tab-btn-invitees" hidden>
                 <div class="input-row input-row--1">
                     <div class="input-cell">
-                        <p class="text-sm text-gray-600">More to come</p>
+                        <input type="hidden" name="attendees_present" value="1">
+
+                        <div class="flex flex-col gap-3" data-attendees data-next-index="{{ count($attendees ?? []) }}">
+                            <div class="flex flex-col gap-2">
+                                <x-input.label for="attendee_lookup" :value="__('calendar.event.attendees.add')" />
+                                <p class="text-sm text-gray-600">{{ __('calendar.event.attendees.help') }}</p>
+                                <div class="flex items-center gap-2">
+                                    <x-input.text
+                                        id="attendee_lookup"
+                                        name="attendee"
+                                        type="text"
+                                        placeholder="{{ __('calendar.event.attendees.search_placeholder') }}"
+                                        data-attendee-lookup
+                                        hx-get="{{ route('attendee.suggest') }}"
+                                        hx-trigger="keyup changed delay:250ms"
+                                        hx-target="#attendee-suggestions"
+                                        hx-swap="innerHTML"
+                                    />
+                                    <x-button type="button" variant="tertiary" data-attendee-add-manual>
+                                        {{ __('calendar.event.attendees.add_button') }}
+                                    </x-button>
+                                </div>
+                                <div id="attendee-suggestions"></div>
+                            </div>
+
+                            <div class="flex flex-col gap-3" data-attendees-list>
+                                @foreach (($attendees ?? []) as $index => $attendee)
+                                    <div class="attendee-row rounded-lg border border-gray-200 p-3 flex flex-col gap-3" data-attendee-row>
+                                        <input type="hidden" name="attendees[{{ $index }}][attendee_uri]" value="{{ $attendee['attendee_uri'] ?? '' }}" data-attendee-uri>
+                                        <input type="hidden" name="attendees[{{ $index }}][email]" value="{{ $attendee['email'] ?? '' }}" data-attendee-email>
+                                        <input type="hidden" name="attendees[{{ $index }}][name]" value="{{ $attendee['name'] ?? '' }}" data-attendee-name>
+                                        <input type="hidden" name="attendees[{{ $index }}][role]" value="{{ !empty($attendee['optional']) ? 'OPT-PARTICIPANT' : 'REQ-PARTICIPANT' }}" data-attendee-role>
+                                        <input type="hidden" name="attendees[{{ $index }}][partstat]" value="NEEDS-ACTION">
+                                        <input type="hidden" name="attendees[{{ $index }}][cutype]" value="INDIVIDUAL">
+                                        <input type="hidden" name="attendees[{{ $index }}][is_organizer]" value="0">
+
+                                        <div class="flex items-center justify-between gap-3">
+                                            <div class="flex flex-col">
+                                                <strong data-attendee-display>
+                                                    {{ ($attendee['name'] ?? '') !== '' ? ($attendee['name'] . ' <' . ($attendee['email'] ?? '') . '>') : ($attendee['email'] ?? '') }}
+                                                </strong>
+                                                <span class="text-xs text-emerald-700 {{ !empty($attendee['verified']) ? '' : 'hidden' }}" data-attendee-verified>
+                                                    {{ __('calendar.event.attendees.verified') }}
+                                                </span>
+                                            </div>
+                                            <button type="button" class="button button--tertiary" data-attendee-remove>
+                                                <x-icon-x width="18" />
+                                                <span class="sr-only">{{ __('calendar.event.attendees.remove') }}</span>
+                                            </button>
+                                        </div>
+
+                                        <div class="flex items-center gap-4">
+                                            <label class="inline-flex items-center gap-2 text-sm">
+                                                <input type="hidden" name="attendees[{{ $index }}][optional]" value="0">
+                                                <x-input.checkbox
+                                                    name="attendees[{{ $index }}][optional]"
+                                                    value="1"
+                                                    :checked="(bool) ($attendee['optional'] ?? false)"
+                                                    data-attendee-optional
+                                                />
+                                                <span>{{ __('calendar.event.attendees.optional') }}</span>
+                                            </label>
+
+                                            <label class="inline-flex items-center gap-2 text-sm">
+                                                <input type="hidden" name="attendees[{{ $index }}][rsvp]" value="0">
+                                                <x-input.checkbox
+                                                    name="attendees[{{ $index }}][rsvp]"
+                                                    value="1"
+                                                    :checked="(bool) ($attendee['rsvp'] ?? true)"
+                                                />
+                                                <span>{{ __('calendar.event.attendees.rsvp') }}</span>
+                                            </label>
+                                        </div>
+                                    </div>
+                                @endforeach
+                            </div>
+
+                            <template data-attendee-template>
+                                <div class="attendee-row rounded-lg border border-gray-200 p-3 flex flex-col gap-3" data-attendee-row>
+                                    <input type="hidden" name="attendees[__INDEX__][attendee_uri]" value="" data-attendee-uri>
+                                    <input type="hidden" name="attendees[__INDEX__][email]" value="" data-attendee-email>
+                                    <input type="hidden" name="attendees[__INDEX__][name]" value="" data-attendee-name>
+                                    <input type="hidden" name="attendees[__INDEX__][role]" value="REQ-PARTICIPANT" data-attendee-role>
+                                    <input type="hidden" name="attendees[__INDEX__][partstat]" value="NEEDS-ACTION">
+                                    <input type="hidden" name="attendees[__INDEX__][cutype]" value="INDIVIDUAL">
+                                    <input type="hidden" name="attendees[__INDEX__][is_organizer]" value="0">
+
+                                    <div class="flex items-center justify-between gap-3">
+                                        <div class="flex flex-col">
+                                            <strong data-attendee-display></strong>
+                                            <span class="text-xs text-emerald-700 hidden" data-attendee-verified>
+                                                {{ __('calendar.event.attendees.verified') }}
+                                            </span>
+                                        </div>
+                                        <button type="button" class="button button--tertiary" data-attendee-remove>
+                                            <x-icon-x width="18" />
+                                            <span class="sr-only">{{ __('calendar.event.attendees.remove') }}</span>
+                                        </button>
+                                    </div>
+
+                                    <div class="flex items-center gap-4">
+                                        <label class="inline-flex items-center gap-2 text-sm">
+                                            <input type="hidden" name="attendees[__INDEX__][optional]" value="0">
+                                            <input name="attendees[__INDEX__][optional]" type="checkbox" value="1" data-attendee-optional>
+                                            <span>{{ __('calendar.event.attendees.optional') }}</span>
+                                        </label>
+
+                                        <label class="inline-flex items-center gap-2 text-sm">
+                                            <input type="hidden" name="attendees[__INDEX__][rsvp]" value="0">
+                                            <input name="attendees[__INDEX__][rsvp]" type="checkbox" value="1" checked>
+                                            <span>{{ __('calendar.event.attendees.rsvp') }}</span>
+                                        </label>
+                                    </div>
+                                </div>
+                            </template>
+                        </div>
                     </div>
                 </div>
             </div>

routes/web.php

@@ -2,6 +2,7 @@
 
 use Illuminate\Support\Facades\Route;
 use App\Http\Controllers\AccountController;
+use App\Http\Controllers\AttendeeController;
 use App\Http\Controllers\BookController;
 use App\Http\Controllers\CalendarController;
 use App\Http\Controllers\CalendarSettingsController;
@@ -127,6 +128,9 @@ Route::middleware('auth')->group(function ()
     Route::get('/location/suggest', [LocationController::class, 'suggest'])
         ->name('location.suggest');
 
+    Route::get('/attendee/suggest', [AttendeeController::class, 'suggest'])
+        ->name('attendee.suggest');
+
     // address books
     Route::resource('book', BookController::class)
         ->names('book')                       // books.index, books.create, …