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<?php |
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namespace NovaResourceDynamicExport\Nova\Actions; |
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use Illuminate\Database\Eloquent\Model; |
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use Illuminate\Support\Arr; |
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use Illuminate\Support\Str; |
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use Laravel\Nova\Actions\Action; |
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use Laravel\Nova\Fields\BooleanGroup; |
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use Laravel\Nova\Http\Requests\ActionRequest; |
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use Laravel\Nova\Nova; |
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use Maatwebsite\Excel\Facades\Excel; |
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use Maatwebsite\LaravelNovaExcel\Actions\ExportToExcel; |
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use Maatwebsite\LaravelNovaExcel\Requests\ExportActionRequest; |
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use NovaResourceDynamicExport\Models\ExportStoredFile; |
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class ExportResourceAction extends ExportToExcel |
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{ |
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protected bool $columnsSelected = false; |
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protected array $columns; |
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protected ?\Closure $postReplaceFieldValuesWhenOnResource = null; |
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public function askForColumns(array $options, string $label = null, callable $callback = null): static |
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{ |
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$this->columns = collect($options) |
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->mapWithKeys(function ($value, $key) { |
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if (is_integer($key)) { |
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return [$value => Nova::humanize(Str::camel($value))]; |
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} |
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return [$key => $value]; |
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}) |
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->all(); |
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$field = BooleanGroup::make( |
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__($label ?: 'Columns'), |
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'columns' |
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) |
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->options($this->columns) |
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->default(function () { |
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return array_combine( |
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array_keys($this->columns), |
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array_fill(0, count($this->columns), true) |
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); |
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}); |
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if (is_callable($callback)) { |
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$callback($field); |
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} |
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$this->actionFields[] = $field; |
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return $this; |
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} |
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public function handleRequest(ActionRequest $request) |
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{ |
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$this->handleColumns($request); |
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return parent::handleRequest($request); |
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} |
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public function handle(ActionRequest $request, Action $exportable): mixed |
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{ |
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$dbExport = ExportStoredFile::init( |
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$request->resource()::uriKey(), |
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$this->getDisk() ?: config('nova-resource-dynamic-export.defaults.disk'), |
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date('Y/m/d/') . Str::uuid() . '.' . $this->getDefaultExtension(), |
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$this->getFilename(), |
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function ($file) use ($request) { |
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$file->meta |
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->setAttribute('fields', $request->resolveFields()) |
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->setAttribute('filters', $request->filters); |
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if ($user = $request->user()) { |
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$file->meta->toMorph('author', $user); |
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} |
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} |
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); |
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try { |
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$response = Excel::store( |
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$exportable, |
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$dbExport->path, |
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$dbExport->disk, |
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$this->getWriterType() |
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); |
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} catch (\Exception $e) { |
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$response = $e->getMessage(); |
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} |
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if (true !== $response) { |
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return \is_callable($this->onFailure) |
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? ($this->onFailure)($request, $response) |
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: Action::danger($response ?: __('Resource could not be exported.')); |
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} |
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$dbExport->save(); |
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return \is_callable($this->onSuccess) |
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? ($this->onSuccess)($request, $response) |
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: Action::message(__('Data exported to file.')); |
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} |
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protected function handleColumns(ActionRequest $request): void |
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{ |
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$fields = $request->resolveFields(); |
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if ($columns = $fields->get('columns')) { |
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$activeColumns = array_keys(array_filter($columns)); |
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if (count($activeColumns) > 0) { |
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$this->columnsSelected = true; |
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$this->only = $activeColumns; |
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} |
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} |
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} |
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protected function handleHeadings($query, ExportActionRequest $request) |
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{ |
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if ($this->columnsSelected) { |
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$this->headings = Arr::only($this->columns, $this->only); |
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} else { |
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$this->headings = collect($this->only) |
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->map(function ($item) { |
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return Str::title($item); |
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}) |
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->all(); |
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} |
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} |
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public function setPostReplaceFieldValuesWhenOnResource(?\Closure $closure): static |
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{ |
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$this->postReplaceFieldValuesWhenOnResource = $closure; |
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return $this; |
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} |
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protected function replaceFieldValuesWhenOnResource(Model $model, array $only = []): array |
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{ |
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$row = parent::replaceFieldValuesWhenOnResource($model, $only); |
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if (is_callable($this->postReplaceFieldValuesWhenOnResource)) { |
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$row = call_user_func_array( |
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$this->postReplaceFieldValuesWhenOnResource, |
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[$row, $model, $only,] |
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); |
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} |
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return $row; |
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} |
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} |
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dev-think-one /
nova-resource-dynamic-export
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