wip

Author: ousid

composer.json

@@ -19,6 +19,7 @@
     "require": {
         "php": "^8.1",
         "illuminate/contracts": "^9.0",
+        "league/csv": "^9.8",
         "livewire/livewire": "^2.10",
         "spatie/laravel-package-tools": "^1.9.2"
     },

src/Concerns/HasCsvProperties.php

@@ -0,0 +1,59 @@
+<?php
+
+namespace Coderflex\LaravelCsv\Concerns;
+
+use League\Csv\Reader;
+use League\Csv\Statement;
+use League\Csv\TabularDataReader;
+
+trait HasCsvProperties
+{
+    /**
+     * Read CSV Property
+     *
+     * @param  void
+     * @return Reader
+     */
+    public function getReadCsvProperty(): Reader
+    {
+        dd($this->file);
+        return $this->readCSV($this->file->getRealPath());
+    }
+
+    /**
+     * Get CSV Records Property
+     *
+     * @param  void
+     * @return TabularDataReader
+     */
+    public function getCsvRecordsProperty(): TabularDataReader
+    {
+        return Statement::create()->process($this->readCsv);
+    }
+    
+    /**
+     * Update File Headers
+     *
+     * @param  void
+     * @return array
+     */
+    public function updateFileHeaders(): array
+    {
+        $this->fileHeaders = $this->readCsv->getHeaders();
+
+        return $this->fileHeaders;
+    }
+
+    /**
+     * Update File Row Count
+     *
+     * @param  void
+     * @return int
+     */
+    public function updateFileRowcount(): int
+    {
+        $this->fileRowCount = count($this->csvRecords);
+
+        return $this->fileRowCount;
+    }
+}

src/Concerns/InteractsWithFiles.php

@@ -0,0 +1,25 @@
+<?php
+
+namespace Coderflex\LaravelCsv\Concerns;
+
+use League\Csv\Reader;
+
+trait InteractsWithFiles
+{
+    /**
+     * Read CSV File.
+     *
+     * @param  string  $path
+     * @return Reader
+     */
+    protected function readCSV(string $path): Reader
+    {
+        $stream = fopen($path, 'r');
+        $csv = Reader::createFromStream($stream);
+
+        $csv->setHeaderOffset(0);
+        
+        return $csv;
+    }
+    
+}

src/Http/Livewire/ImportCsv.php

@@ -2,20 +2,22 @@
 
 namespace Coderflex\LaravelCsv\Http\Livewire;
 
-use Coderflex\LaravelCsv\Concerns\InteractsWithColumns;
+use Coderflex\LaravelCsv\Concerns;
 use Livewire\Component;
 use Livewire\WithFileUploads;
 
 class ImportCsv extends Component
 {
     use WithFileUploads;
-    use InteractsWithColumns;
+    use Concerns\InteractsWithColumns;
+    use Concerns\InteractsWithFiles;
+    use Concerns\HasCsvProperties;
 
     /** @var string */
     public string $model;
 
-    /** @var string */
-    public string $file;
+    /** @var $file */
+    public $file;
 
     /** @var array */
     public array $columnsToMap = [];
@@ -26,15 +28,40 @@ class ImportCsv extends Component
     /** @var array */
     public array $columnLabels = [];
 
+    /** @var array $fileHeaders */
+    public array $fileHeaders = [];
+
+    /** @var int $fileRowcount */
+    public int $fileRowcount = 0;
+
     public function mount()
     {
+        // map and coverts the columnsToMap property into an associative array
         $this->columnsToMap = $this->mapThroughColumns();
 
+        // map and coverts the requiredColumns property int key => value array
         $this->columnLabels = $this->mapThroughColumnLabels();
 
+        // map and coverts the requiredColumns property int key => required value
         $this->requiredColumns = $this->mapThroughRequiredColumns();
     }
 
+    public function updatedFile()
+    {
+        $this->validateOnly('file');
+
+        $this->updateFileHeaders();
+
+        $this->updateFileRowcount();
+
+        $this->resetValidation();
+    }
+
+    public function upload()
+    {
+        $this->updatedFile();
+    }
+
     public function render()
     {
         return view('laravel-csv::livewire.import-csv');

tests/ImportCsvTest.php

@@ -2,6 +2,9 @@
 
 use Coderflex\LaravelCsv\Http\Livewire\ImportCsv;
 use Coderflex\LaravelCsv\Tests\Models\Customer;
+use Illuminate\Http\UploadedFile;
+use Illuminate\Support\Facades\Storage;
+
 use function Pest\Livewire\livewire;
 
 it('renders import CSV component', function () {
@@ -118,3 +121,28 @@
         'columnsToMap.email' => 'email',
     ]);
 });
+
+it('returns csv headers & row counts when upload a file', function () {
+    Storage::fake('documents');
+
+    $file = UploadedFile::fake()
+                    ->createWithContent(
+                        'customers.csv',
+                        file_get_contents('Data/customers.csv', true)
+                    ); 
+
+    $model = Customer::class;
+
+    livewire(ImportCsv::class, [
+        'model' => $model,
+        'file' => $file,
+    ])
+    ->call('upload')
+    // ->call('updateFileRowcount')
+    ->assertSet('model', $model)
+    ->assertSet('file', $file)
+    ->assertSet('fileHeaders', [
+        "id", "first_name", "last_name", "email", "company", "vip", "birthday", "created_at", "updated_at"
+    ])
+    ->assertSet('csvRowCount', 3);
+});