show RSVPs and RSVP button on events

app/Event.php

@@ -17,6 +17,18 @@ public function responses() {
         return $this->hasMany('\App\Response');
     }
 
+    public function rsvp_for_user(User $user) {
+        return $this->responses()->where([
+            'type' => 'rsvp',
+            'rsvp_user_id' => $user->id
+        ])->first();
+    }
+
+    public function rsvp_string_for_user(User $user) {
+        $rsvp = $this->rsvp_for_user($user);
+        return $rsvp ? $rsvp->rsvp : null;
+    }
+
     public function tags() {
         return $this->belongsToMany('\App\Tag');
     }

app/Http/Controllers/EventResponseController.php

@@ -0,0 +1,39 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use Illuminate\Foundation\Auth\Access\AuthorizesRequests;
+use Illuminate\Foundation\Bus\DispatchesJobs;
+use Illuminate\Foundation\Validation\ValidatesRequests;
+use Illuminate\Routing\Controller as BaseController;
+use App\Event, App\Response, App\EventRevision, App\Tag;
+use Illuminate\Support\Str;
+use Auth;
+
+
+class EventResponseController extends BaseController
+{
+    use AuthorizesRequests, DispatchesJobs, ValidatesRequests;
+
+    public function save_rsvp(Event $event) {
+
+        # Load existing RSVP for this user if there is one already
+        $rsvp = $event->rsvp_for_user(Auth::user());
+
+        if(!$rsvp) {
+            $rsvp = new Response();
+            $rsvp->event_id = $event->id;
+            $rsvp->type = 'rsvp';
+            $rsvp->rsvp_user_id = Auth::user()->id;
+            $rsvp->created_by = Auth::user()->id;
+        }
+
+        $rsvp->rsvp = request('rsvp') ? 'yes' : 'no';
+        $rsvp->save();
+
+        return response()->json([
+            'redirect' => $event->permalink()
+        ]);
+    }
+
+}

app/Response.php

@@ -16,4 +16,21 @@ public function photos() {
 
         return json_decode($this->photos, true);
     }
+
+    public function author() {
+        if($this->rsvp_user_id) {
+            $user = User::where('id', $this->rsvp_user_id)->first();
+            return [
+                'name' => $user->name,
+                'photo' => $user->photo,
+                'url' => $user->url,
+            ];
+        } else {
+            return [
+                'name' => $this->author_name,
+                'photo' => $this->author_photo,
+                'url' => $this->author_url,
+            ];
+        }
+    }
 }

database/migrations/2019_11_15_184749_rsvp_user_link.php

@@ -0,0 +1,32 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class RsvpUserLink extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('responses', function (Blueprint $table) {
+            $table->bigInteger('rsvp_user_id')->nullable();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('responses', function (Blueprint $table) {
+            $table->dropColumn('rsvp_user_id');
+        });
+    }
+}

database/migrations/2019_11_15_190126_user_profiles.php

@@ -0,0 +1,34 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class UserProfiles extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('users', function (Blueprint $table) {
+            $table->string('name')->nullable();
+            $table->string('photo')->nullable();
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('users', function (Blueprint $table) {
+            $table->dropColumn('name');
+            $table->dropColumn('photo');
+        });
+    }
+}

public/assets/script.js

@@ -21,5 +21,16 @@ $(function(){
     });
   });
 
+  $("#rsvp-button").click(function(evt){
+    evt.preventDefault();
+    $.post($(this).data('action'), {
+        _token: $("input[name=_token]").val(),
+        rsvp: $(this).hasClass('is-primary') ? 0 : 1
+    }, function(response){
+        window.location = response.redirect;
+    });
+  });
+
+
 });
 

resources/views/edit-event.blade.php

@@ -115,8 +115,8 @@
 
     <div class="field">
         <label class="label">Tags</label>
-        <input class="input" type="text" name="tags" value="{{ $event->tags_string() }}">
-        <div class="help">space separated</div>
+        <input class="input" type="text" name="tags" value="{{ $event->tags_string() }}" autocomplete="off">
+        <div class="help">space separated, lowercase</div>
     </div>
 
     <button class="button is-primary" type="submit">Submit</button>

resources/views/event.blade.php

@@ -74,25 +74,36 @@
         {!! $event->html() !!}
     </div>
 
-    <div class="segment tags are-medium">
+    <div class="segment tags are-medium" id="tags">
         @foreach($event->tags as $tag)
           <a href="{{ $tag->url() }}" class="tag is-rounded">#{{ $tag->tag }}</a>
         @endforeach
     </div>
 
-    @if($event->has_rsvps())
-        <div class="responses rsvps">
-            <h2>RSVPs</h2>
+    @if($event->has_rsvps() || Auth::user())
+        <div class="responses rsvps" id="rsvps">
+            <h2 class="subtitle">RSVPs</h2>
+
+            @if(Auth::user())
+              <button id="rsvp-button" class="button {{ $event->rsvp_string_for_user(Auth::user()) == 'yes' ? 'is-primary' : '' }}" data-action="{{ route('event-rsvp', $event->id) }}">I'm Going!</button>
+              <br><br>
+            @endif
+
             <ul>
                 @foreach($event->rsvps as $rsvp)
-                    <li>{{ $rsvp->id }}</li>
+                    @if($rsvp->rsvp == 'yes')
+                    <li class="avatar">
+                      <img src="{{ $rsvp->author()['photo'] }}" width="48">
+                      <a href="{{ $rsvp->author()['url'] }}">{{ $rsvp->author()['name'] ?? p3k\url\display_url($rsvp->author()['url']) }}</a>
+                    </li>
+                    @endif
                 @endforeach
             </ul>
         </div>
     @endif
 
     @if($event->has_photos())
-        <div class="responses photos">
+        <div class="responses photos" id="photos">
             <h2>Photos</h2>
             <ul>
                 @foreach($event->photos as $photo)
@@ -103,7 +114,7 @@
     @endif
 
     @if($event->has_posts())
-        <div class="responses posts">
+        <div class="responses posts" id="posts">
             <h2>Blog Posts</h2>
             <ul>
                 @foreach($event->posts as $post)
@@ -114,7 +125,7 @@
     @endif
 
     @if($event->has_comments())
-        <div class="responses comments">
+        <div class="responses comments" id="comments">
             <h2>Comments</h2>
             <ul>
                 @foreach($event->comments as $comment)
@@ -124,6 +135,8 @@
         </div>
     @endif
 
+    {{ csrf_field() }}
+
 </article>
 
 </section>

routes/web.php

@@ -24,11 +24,14 @@
 Route::middleware('auth')->group(function(){
 
     Route::get('/new', 'EventController@new_event')->name('new-event');
+
     Route::post('/create', 'EventController@create_event')->name('create-event');
     Route::get('/event/{event}', 'EventController@edit_event')->name('edit-event');
     Route::post('/event/{event}/save', 'EventController@save_event')->name('save-event');
     Route::get('/event/{event}/history', 'EventController@event_history')->name('event-history');
     Route::get('/event/{event}/clone', 'EventController@clone_event')->name('clone-event');
     Route::post('/event/{event}/delete', 'EventController@delete_event')->name('delete-event');
 
+    Route::post('/event/{event}/rsvp', 'EventResponseController@save_rsvp')->name('event-rsvp');
+
 });