Added the ability to add project information.

app/application/app/Services/Admin/Project/AboutService.php

@@ -0,0 +1,132 @@
+<?php declare(strict_types=1);
+
+namespace App\Services\Admin\Project;
+
+use App\Contracts\ServiceResultError;
+use App\Dto\Service\Admin\Project\About\StoreUpdate;
+use App\Models\ProjectContent;
+use App\Models\User;
+use App\Repositories\ProjectContentRepository;
+use App\Repositories\ProjectLanguageRepository;
+use App\Repositories\ProjectRepository;
+use App\ServiceResults\ServiceResultArray;
+use App\ServiceResults\StoreUpdateResult;
+use App\Services\ProjectContent\ProjectContentCommandHandler;
+use App\Services\Service;
+use Illuminate\Support\Facades\DB;
+
+final class AboutService extends Service
+{
+    public function __construct(
+        private readonly ProjectRepository $projectRepository,
+        private readonly ProjectLanguageRepository $projectLanguageRepository,
+        private readonly ProjectContentRepository $projectContentRepository,
+        private readonly ProjectContentCommandHandler $projectContentCommandHandler,
+    ) { }
+
+    public function languages(int $projectId, User $user): ServiceResultError | ServiceResultArray
+    {
+        $project = $this->projectRepository->getProjectById($projectId);
+
+        if (is_null($project)) {
+            return $this->errNotFound(__('Not Found'));
+        }
+
+        if ($user->cannot('viewAny', ProjectContent::class)) {
+            return $this->errFobidden(__('Access is denied'));
+        }
+
+        return $this->result([
+            'project' => $project,
+        ]);
+    }
+
+    public function edit(int $projectId, int $languageId, User $user): ServiceResultError | ServiceResultArray
+    {
+        $project = $this->projectRepository->getProjectById($projectId);
+        $language = $project?->languages()->firstWhere('id', $languageId);
+
+        if (\is_null($project) || \is_null($language)) {
+            return $this->errNotFound(__('Not Found'));
+        }
+
+        $content = $project->contents()->firstWhere('language_id', $languageId);
+        if (\is_null($content)) {
+            if ($user->cannot('create', ProjectContent::class)) {
+                return $this->errFobidden(__('Access is denied'));
+            }
+            $content = new ProjectContent();
+            $content->project_id = $project->id;
+            $content->language_id = $language->id;
+        } else if($user->cannot('update', $content)) {
+            return $this->errFobidden(__('Access is denied'));
+        }
+
+        return $this->result([
+           'project'  => $project,
+           'language' => $language,
+           'content'  => $content,
+        ]);
+    }
+
+    public function storeOrUpdate(int $projectId, int $languageId, StoreUpdate $data, User $user): ServiceResultError | StoreUpdateResult
+    {
+        if (! $this->projectLanguageRepository->isExistsLanguageById($projectId, $languageId)) {
+            return $this->errNotFound(__('Not Found'));
+        }
+
+        $content = $this->projectContentRepository->getContentByLanguageId($projectId, $languageId);
+        if (is_null($content)) {
+            return $this->store($projectId, $languageId, $data, $user);
+        }
+
+        return $this->update($content, $data, $user);
+    }
+
+    private function store(int $projectId, int $languageId, StoreUpdate $data, User $user): ServiceResultError | StoreUpdateResult
+    {
+        if ($user->cannot('create', ProjectContent::class)) {
+            return $this->errFobidden(__('Access is denied'));
+        }
+        try {
+            $aboutProject = DB::transaction(function () use ($data, $projectId, $languageId) {
+                $dataAboutProject = $this->getDataAboutProject($data);
+
+                return $this->projectContentCommandHandler->handleStore($projectId, $languageId, $dataAboutProject);
+            });
+        } catch (\Throwable $e) {
+            report($e);
+            return $this->errService(__('Server Error'));
+        }
+
+        return $this->resultStoreUpdateModel($aboutProject, __('Project information has been successfully updated'));
+    }
+
+    private function update(ProjectContent $content, StoreUpdate $data, User $user): ServiceResultError | StoreUpdateResult
+    {
+        if ($user->cannot('update', $content)) {
+            return $this->errFobidden(__('Access is denied'));
+        }
+
+        try {
+            $aboutProject = DB::transaction(function () use ($data, $content) {
+                $dataAboutProject = $this->getDataAboutProject($data);
+
+                return $this->projectContentCommandHandler->handleUpdate($content, $dataAboutProject);
+            });
+        } catch (\Throwable $e) {
+            report($e);
+            return $this->errService(__('Server Error'));
+        }
+
+        return $this->resultStoreUpdateModel($aboutProject, __('Project information has been successfully updated'));
+    }
+
+    private function getDataAboutProject(StoreUpdate $data): array
+    {
+        return [
+            'title' => $data->getTitle(),
+            'description' => $data->getDescription(),
+        ];
+    }
+}

app/application/app/Services/Admin/ProjectService.php

@@ -50,6 +50,23 @@ final class ProjectService extends Service
         ]);
     }
 
+    public function show(int $id, User $user): ServiceResultError | ServiceResultArray
+    {
+        $project = $this->projectRepository->getProjectById($id);
+
+        if (is_null($project)) {
+            return $this->errNotFound(__('Not Found'));
+        }
+
+        if ($user->cannot('view', $project)) {
+            return $this->errFobidden(__('Access is denied'));
+        }
+
+        return $this->result([
+            'project' => $project,
+        ]);
+    }
+
     public function create(User $user): ServiceResultError | ServiceResultArray
     {
         if ($user->cannot('create', Project::class)) {

app/application/app/Services/ProjectContent/ProjectContentCommandHandler.php

@@ -0,0 +1,27 @@
+<?php declare(strict_types=1);
+
+namespace App\Services\ProjectContent;
+
+use App\Models\ProjectContent;
+
+final readonly class ProjectContentCommandHandler
+{
+    public function handleStore(int $projectId, int $languageId, array $data): ProjectContent
+    {
+        $content = new ProjectContent();
+        $content->project_id = $projectId;
+        $content->language_id = $languageId;
+
+        $content->fill($data);
+        $content->save();
+
+        return $content;
+    }
+
+    public function handleUpdate(ProjectContent $content, array $data): ProjectContent
+    {
+        $content->update($data);
+
+        return $content;
+    }
+}