feat(backups): add scheduled persistent volume backups

app/Livewire/Project/Application/Backup/Create.php

@@ -0,0 +1,130 @@
+<?php
+
+namespace App\Livewire\Project\Application\Backup;
+
+use App\Models\Application;
+use App\Models\S3Storage;
+use App\Models\ScheduledVolumeBackup;
+use Illuminate\Foundation\Auth\Access\AuthorizesRequests;
+use Illuminate\Support\Collection;
+use Livewire\Attributes\Locked;
+use Livewire\Component;
+
+class Create extends Component
+{
+    use AuthorizesRequests;
+
+    #[Locked]
+    public Application $application;
+
+    public ?int $selectedVolumeId = null;
+
+    public ?int $volumeId = null;
+
+    public bool $volumeLocked = false;
+
+    public string $frequency = 'daily';
+
+    public bool $saveToS3 = false;
+
+    public ?int $s3StorageId = null;
+
+    public Collection $volumes;
+
+    public Collection $definedS3s;
+
+    protected function rules(): array
+    {
+        return [
+            'volumeId' => ['required', 'integer'],
+            'frequency' => ['required', 'string'],
+            'saveToS3' => ['required', 'boolean'],
+            's3StorageId' => ['nullable', 'integer'],
+        ];
+    }
+
+    public function mount(): void
+    {
+        $this->authorize('view', $this->application);
+        $this->volumes = $this->application->persistentStorages()->orderBy('name')->get();
+        $this->definedS3s = S3Storage::ownedByCurrentTeam()->where('is_usable', true)->get();
+        $this->s3StorageId = $this->definedS3s->first()?->id;
+        $this->volumeLocked = $this->selectedVolumeId !== null;
+        $this->volumeId = $this->selectedVolumeId ?? $this->volumes->first()?->id;
+        $this->loadSelectedBackup();
+    }
+
+    public function updatedVolumeId(): void
+    {
+        $this->loadSelectedBackup();
+    }
+
+    public function submit(): void
+    {
+        $this->authorize('update', $this->application);
+        $this->validate();
+
+        $volume = $this->application->persistentStorages()->whereKey($this->volumeId)->first();
+        if (! $volume) {
+            $this->addError('volumeId', 'Select a volume owned by this application.');
+
+            return;
+        }
+
+        if (! validate_cron_expression($this->frequency)) {
+            $this->addError('frequency', 'The frequency must be a valid cron or human expression.');
+
+            return;
+        }
+
+        if ($this->saveToS3 && ! $this->validS3StorageExists()) {
+            $this->addError('s3StorageId', 'Select a usable S3 storage owned by your team.');
+
+            return;
+        }
+
+        $backup = ScheduledVolumeBackup::query()->updateOrCreate(
+            ['local_persistent_volume_id' => $volume->id],
+            [
+                'team_id' => currentTeam()->id,
+                'frequency' => $this->frequency,
+                'enabled' => true,
+                'save_s3' => $this->saveToS3,
+                's3_storage_id' => $this->saveToS3 ? $this->s3StorageId : null,
+            ],
+        );
+
+        $this->dispatch('success', $backup->wasRecentlyCreated ? 'Scheduled volume backup created.' : 'Scheduled volume backup updated.');
+        $this->dispatch('refreshVolumeBackups');
+        $this->dispatch('close-modal');
+    }
+
+    public function render()
+    {
+        return view('livewire.project.application.backup.create');
+    }
+
+    private function loadSelectedBackup(): void
+    {
+        $volume = $this->volumes->firstWhere('id', $this->volumeId);
+        if (! $volume) {
+            return;
+        }
+
+        $backup = $volume->scheduledBackups()->first();
+        if ($backup) {
+            $this->frequency = $backup->frequency;
+            $this->saveToS3 = $backup->save_s3;
+            $this->s3StorageId = $backup->s3_storage_id ?? $this->definedS3s->first()?->id;
+        }
+    }
+
+    private function validS3StorageExists(): bool
+    {
+        return $this->s3StorageId !== null
+            && S3Storage::ownedByCurrentTeam()
+                ->where('is_usable', true)
+                ->whereKey($this->s3StorageId)
+                ->exists();
+    }
+}