Added importer file for mfm parameter

app/Filament/Imports/MfmParameterImporter.php

@@ -0,0 +1,91 @@
+<?php
+
+namespace App\Filament\Imports;
+
+use App\Models\MfmParameter;
+use Filament\Actions\Imports\ImportColumn;
+use Filament\Actions\Imports\Importer;
+use Filament\Actions\Imports\Models\Import;
+
+class MfmParameterImporter extends Importer
+{
+    protected static ?string $model = MfmParameter::class;
+
+    public static function getColumns(): array
+    {
+        return [
+            ImportColumn::make('plant')
+                ->requiredMapping()
+                ->exampleHeader('Plant Name')
+                ->example('Ransar Industries-I')
+                ->label('Plant Name')
+                ->relationship(resolveUsing:'name')
+                ->rules(['required']),
+            ImportColumn::make('mfmMeter')
+                ->requiredMapping()
+                ->exampleHeader('Mfm Meter Sequence')
+                ->example('1')
+                ->label('Mfm Meter Sequence')
+               ->relationship(resolveUsing:'sequence')
+                ->rules(['required']),
+            ImportColumn::make('name')
+                ->requiredMapping()
+                ->exampleHeader('Parameter Name')
+                ->example('apparent_energy_received')
+                ->label('Parameter Name')
+                ->rules(['required']),
+            ImportColumn::make('register_id')
+                ->requiredMapping()
+                ->exampleHeader('Register ID')
+                ->example('2715')
+                ->label('Register ID')
+                ->rules(['required']),
+            ImportColumn::make('identifier')
+                ->requiredMapping()
+                ->exampleHeader('Identifier')
+                ->example('Kvah')
+                ->label('Identifier')
+                ->rules(['required']),
+            ImportColumn::make('byte_to_convert')
+                ->requiredMapping()
+                ->exampleHeader('Byte To Convert')
+                ->example('1')
+                ->label('Byte To Convert')
+                ->rules(['required', 'integer']),
+            ImportColumn::make('type_to_convert')
+                ->requiredMapping()
+                ->exampleHeader('Type To Convert')
+                ->example('FLOAT32')
+                ->label('Type To Convert')
+                ->rules(['required']),
+            ImportColumn::make('decimal_to_display')
+                ->requiredMapping()
+                ->exampleHeader('Decimal To Display')
+                ->example('2')
+                ->label('Decimal To Display')
+                ->rules(['required', 'integer']),
+
+        ];
+    }
+
+    public function resolveRecord(): ?MfmParameter
+    {
+        // return MfmParameter::firstOrNew([
+        //     // Update existing records, matching them by `$this->data['column_name']`
+        //     'email' => $this->data['email'],
+        // ]);
+
+        return new MfmParameter();
+    }
+
+    public static function getCompletedNotificationBody(Import $import): string
+    {
+        $body = 'Your mfm parameter import has completed and ' . number_format($import->successful_rows) . ' ' . str('row')->plural($import->successful_rows) . ' imported.';
+
+        if ($failedRowsCount = $import->getFailedRowsCount()) {
+            $body .= ' ' . number_format($failedRowsCount) . ' ' . str('row')->plural($failedRowsCount) . ' failed to import.';
+        }
+
+        return $body;
+    }
+}