Add (v1)

app/Http/Controllers/Admin/PostController.php

@@ -4,6 +4,7 @@
 
 use App\Http\Controllers\Controller;
 use App\Models\Post;
+use App\Models\PostCategory;
 use Illuminate\Http\Request;
 
 class PostController extends Controller
@@ -27,10 +28,113 @@ public function edit(Request $request, $post_id)
     {
         $post = Post::find($post_id);
 
-        if (!is_null($post))
-        {
-          return view('admin.posts.upsert', compact('post'));
+        if (! is_null($post)) {
+            return view('admin.posts.upsert', compact('post'));
+        }
+
+        return redirect()->back()->with('error', 'Post does not exist.');
+    }
+
+    public function postUpsert(Request $request)
+    {
+
+        $post_data = [
+            'id' => $request->input('id', null),
+            'publish_date' => $request->input('publish_date', null),
+            'title' => $request->input('title'),
+            'slug' => $request->input('slug'),
+            'excerpt' => $request->input('excerpt'),
+            'author_id' => intval($request->input('author_id', 1)),
+            'featured' => filter_var($request->input('featured'), FILTER_VALIDATE_BOOLEAN, FILTER_NULL_ON_FAILURE),
+            'featured_image' => $request->input('featured_image'),
+            'editor' => 'editorjs',
+            'body' => json_decode($request->input('body')),
+            'post_format' => 'standard',
+            'comment_count' => 0,
+            'likes_count' => 0,
+            'status' => $request->input('status'),
+        ];
+
+        $post_categories = $this->normalizeCategories($request->input('categories'));
+
+        if (! empty($post_data['id'])) {
+            // It's an update - find the existing post by its ID
+            $existingPost = Post::find($post_data['id']);
+
+            // Check if the post with the given ID exists
+            if ($existingPost) {
+                // Update the existing post with the new data
+                $existingPost->update($post_data);
+
+                // Handle PostCategory records for the existing post
+                $existingPostCategoryIds = $existingPost?->post_categories->pluck('id')->toArray();
+
+                // Find the IDs of PostCategory records that should be removed
+                $postCategoriesToRemove = array_diff($existingPostCategoryIds, $post_categories);
+
+                // Remove the unwanted PostCategory records
+                if (! empty($postCategoriesToRemove)) {
+                    PostCategory::whereIn('id', $postCategoriesToRemove)->delete();
+                }
+
+                // Find the new PostCategory records that should be added
+                $postCategoriesToAdd = array_diff($post_categories, $existingPostCategoryIds);
+
+                // Create the new PostCategory records
+                foreach ($postCategoriesToAdd as $categoryId) {
+                    PostCategory::create([
+                        'post_id' => $existingPost->id,
+                        'category_id' => $categoryId,
+                    ]);
+                }
+
+                // Return a response indicating a successful update
+                return response()->json(['message' => 'Post updated successfully', 'action' => 'redirect_back']);
+            } else {
+                // If the post with the given ID doesn't exist, you can handle the error as per your requirement
+                return response()->json(['error' => 'Post not found'], 404);
+            }
+        } else {
+            // It's a new post - create a new record using Post::create
+            $newPost = Post::create($post_data);
+
+            // Create the new PostCategory records for the new post
+            foreach ($post_categories as $categoryId) {
+                PostCategory::create([
+                    'post_id' => $newPost->id,
+                    'category_id' => $categoryId,
+                ]);
+            }
+
+            // Return a response indicating a successful creation
+            return response()->json(['message' => 'Post created successfully', 'action' => 'redirect_back']);
+        }
+    }
+
+    private function normalizeCategories($categories)
+    {
+        if (empty($categories) || is_null($categories)) {
+            // If the input is empty or null, return an empty array
+            return [];
+        } elseif (is_numeric($categories)) {
+            // If the input is a numeric value (integer or string), return an array with the integer value
+            return [(int) $categories];
+        } else {
+            // If the input is a string with separated commas or a JSON string that becomes an array of integers, return an array of integers
+            if (is_string($categories)) {
+                // Attempt to convert the string to an array of integers
+                $categoryIds = json_decode($categories, true);
+
+                // Check if the decoding was successful and the result is an array of integers
+                if (is_array($categoryIds) && ! empty($categoryIds)) {
+                    $categoryIds = array_map('intval', $categoryIds);
+
+                    return $categoryIds;
+                }
+            }
+
+            // If the input format doesn't match any of the above cases, return an empty array
+            return [];
         }
-        return redirect()->back()->with('error','Post does not exist.');
     }
 }