add models and relations

database/migrations/2018_07_08_193638_create_data_tables_table.php

@@ -27,7 +27,7 @@ class CreateDataTablesTable extends Migration
             $table->foreign('owner_id')->references('id')->on('users')
                 ->onDelete('cascade');
 
-            $table->foreign('precursor_id')->references('id')->on('data_tables')
+            $table->foreign('parent_table_id')->references('id')->on('data_tables')
                 ->onDelete('set null');
         });
     }

database/migrations/2018_07_12_185431_create_table_comments_table.php

@@ -4,7 +4,7 @@ use Illuminate\Support\Facades\Schema;
 use Illuminate\Database\Schema\Blueprint;
 use Illuminate\Database\Migrations\Migration;
 
-class CreateCommentsTable extends Migration
+class CreateTableCommentsTable extends Migration
 {
     /**
      * Run the migrations.
@@ -13,7 +13,7 @@ class CreateCommentsTable extends Migration
      */
     public function up()
     {
-        Schema::create('comments', function (Blueprint $table) {
+        Schema::create('table_comments', function (Blueprint $table) {
             $table->increments('id');
             $table->timestamps();
             $table->unsignedInteger('ancestor_id')->index()->nullable();
@@ -39,6 +39,6 @@ class CreateCommentsTable extends Migration
      */
     public function down()
     {
-        Schema::dropIfExists('comments');
+        Schema::dropIfExists('table_comments');
     }
 }

database/migrations/2018_07_12_185840_create_table_favourites_table.php

@@ -4,7 +4,7 @@ use Illuminate\Support\Facades\Schema;
 use Illuminate\Database\Schema\Blueprint;
 use Illuminate\Database\Migrations\Migration;
 
-class CreateFavouritesTable extends Migration
+class CreateTableFavouritesTable extends Migration
 {
     /**
      * Run the migrations.
@@ -13,7 +13,7 @@ class CreateFavouritesTable extends Migration
      */
     public function up()
     {
-        Schema::create('favourites', function (Blueprint $table) {
+        Schema::create('table_favourites', function (Blueprint $table) {
             $table->increments('id');
             $table->timestamps();
 
@@ -35,6 +35,6 @@ class CreateFavouritesTable extends Migration
      */
     public function down()
     {
-        Schema::dropIfExists('favourites');
+        Schema::dropIfExists('table_favourites');
     }
 }

database/migrations/2018_07_12_190830_create_notifications_table.php

@@ -16,6 +16,7 @@ class CreateNotificationsTable extends Migration
         Schema::create('notifications', function (Blueprint $table) {
             $table->increments('id');
             $table->timestamps();
+            $table->boolean('seen');
             $table->unsignedInteger('user_id')->index();
             $table->unsignedInteger('actor_id')->index()->nullable(); // who did it
             $table->string('action'); // what happened, e.g.: favourited, mentioned, forked, commented