From c0bf0b56f1359025d4bd95f7480c45aed6ad9c9a Mon Sep 17 00:00:00 2001
From: Michael Weimann <mail@michael-weimann.eu>
Date: Tue, 12 Nov 2019 21:49:31 +0100
Subject: Add the news_comments table migration

---
 .../2019_10_15_000000_create_news_table.php        |   2 +-
 ...019_11_12_000000_create_news_comments_table.php | 129 +++++++++++++++++++++
 2 files changed, 130 insertions(+), 1 deletion(-)
 create mode 100644 db/migrations/2019_11_12_000000_create_news_comments_table.php

(limited to 'db')

diff --git a/db/migrations/2019_10_15_000000_create_news_table.php b/db/migrations/2019_10_15_000000_create_news_table.php
index c87972ef..540348cd 100644
--- a/db/migrations/2019_10_15_000000_create_news_table.php
+++ b/db/migrations/2019_10_15_000000_create_news_table.php
@@ -128,7 +128,7 @@ class CreateNewsTable extends Migration
     private function copyNewToPreviousNewsTable(): void
     {
         $connection = $this->schema->getConnection();
-        /** @var Collection[]|stdClass[] $newsRecords */
+        /** @var Collection|stdClass[] $newsRecords */
         $newsRecords = $connection
             ->table('new_news')
             ->get();
diff --git a/db/migrations/2019_11_12_000000_create_news_comments_table.php b/db/migrations/2019_11_12_000000_create_news_comments_table.php
new file mode 100644
index 00000000..cb7065b8
--- /dev/null
+++ b/db/migrations/2019_11_12_000000_create_news_comments_table.php
@@ -0,0 +1,129 @@
+<?php
+declare(strict_types=1);
+
+namespace Engelsystem\Migrations;
+
+use Engelsystem\Database\Migration\Migration;
+use Illuminate\Database\Eloquent\Collection;
+use Illuminate\Database\Schema\Blueprint;
+use stdClass;
+
+/**
+ * This migration creates the news_comments table and copies the existing NewsComments table records to the new one.
+ */
+class CreateNewsCommentsTable extends Migration
+{
+    use ChangesReferences;
+    use Reference;
+
+    /**
+     * Creates the news_comments table, copies the data and drops the NewsComments table.
+     */
+    public function up(): void
+    {
+        $this->createNewNewsCommentsTable();
+
+        if ($this->schema->hasTable('NewsComments')) {
+            $this->copyPreviousToNewNewsCommentsTable();
+            $this->changeReferences(
+                'NewsComments',
+                'ID',
+                'news_comments',
+                'id',
+                'unsignedInteger'
+            );
+            $this->schema->drop('NewsComments');
+        }
+    }
+
+    /**
+     * Recreates the previous NewsComments table, copies back the data and drops the new news_comments table.
+     */
+    public function down(): void
+    {
+        $this->createPreviousNewsCommentsTable();
+        $this->copyNewToPreviousNewsCommentsTable();
+        $this->changeReferences(
+            'news_comments',
+            'id',
+            'NewsComments',
+            'ID',
+            'unsignedInteger'
+        );
+
+        $this->schema->drop('news_comments');
+    }
+
+    /**
+     * @return void
+     */
+    private function createNewNewsCommentsTable(): void
+    {
+        $this->schema->create('news_comments', function (Blueprint $table) {
+            $table->increments('id');
+            $this->references($table, 'news', 'news_id');
+            $table->text('text');
+            $this->referencesUser($table, false);
+            $table->timestamps();
+        });
+    }
+
+    /**
+     * @return void
+     */
+    private function copyPreviousToNewNewsCommentsTable(): void
+    {
+        $connection = $this->schema->getConnection();
+        /** @var stdClass[] $previousNewsCommentsRecords */
+        $previousNewsCommentsRecords = $connection
+            ->table('NewsComments')
+            ->get();
+
+        foreach ($previousNewsCommentsRecords as $previousNewsComment) {
+            $connection->table('news_comments')->insert([
+                'id'         => $previousNewsComment->ID,
+                'news_id'    => $previousNewsComment->Refid,
+                'text'       => $previousNewsComment->Text,
+                'user_id'    => $previousNewsComment->UID,
+                'created_at' => $previousNewsComment->Datum,
+                'updated_at' => $previousNewsComment->Datum,
+            ]);
+        }
+    }
+
+    /**
+     * @return void
+     */
+    private function createPreviousNewsCommentsTable(): void
+    {
+        $this->schema->create('NewsComments', function (Blueprint $table) {
+            $table->increments('ID');
+            $this->references($table, 'news', 'Refid');
+            $table->dateTime('Datum');
+            $table->text('Text');
+            $this->references($table, 'users', 'UID');
+        });
+    }
+
+    /**
+     * @return void
+     */
+    private function copyNewToPreviousNewsCommentsTable(): void
+    {
+        $connection = $this->schema->getConnection();
+        /** @var Collection|stdClass[] $newsCommentsRecords */
+        $newsCommentsRecords = $connection
+            ->table('news_comments')
+            ->get();
+
+        foreach ($newsCommentsRecords as $newsCommentRecord) {
+            $connection->table('NewsComments')->insert([
+                'ID'    => $newsCommentRecord->id,
+                'Datum' => $newsCommentRecord->created_at,
+                'Refid' => $newsCommentRecord->news_id,
+                'Text'  => $newsCommentRecord->text,
+                'UID'   => $newsCommentRecord->user_id,
+            ]);
+        }
+    }
+}
-- 
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