define data fields type and cast

Author: Abhishek5Sharma

composer.json

@@ -36,6 +36,7 @@
     "prefer-stable": true,
     "require": {
         "php": "*",
-        "laravel/framework": "*"
+        "laravel/framework": "*",
+        "ssntpl/laravel-files": "^0.1.3"
     }
 }

src/Casts/FieldValueCast.php

@@ -0,0 +1,66 @@
+<?php
+
+namespace Ssntpl\DataFields\Casts;
+
+use Illuminate\Contracts\Database\Eloquent\CastsAttributes;
+use Ssntpl\DataFields\Enums\FieldType;
+use Ssntpl\LaravelFiles\Models\File;
+
+class FieldValueCast implements CastsAttributes
+{
+    public function get($model, string $key, $value, array $attributes)
+    {
+        if (is_null($value)) return null;
+
+        return match($attributes['type'] ?? FieldType::TEXT) {
+            FieldType::NUMBER => (float) $value,
+            FieldType::BOOLEAN, FieldType::CHECK => (bool) $value,
+            FieldType::MULTIPLE, FieldType::ARRAY => json_decode($value, true),
+            FieldType::JSON => json_decode($value, true),
+            FieldType::FILE => $this->getFileFromJson($value),
+            default => (string) $value
+        };
+    }
+
+    public function set($model, string $key, $value, array $attributes)
+    {
+        if (is_null($value)) return null;
+
+        return match($attributes['type'] ?? FieldType::TEXT) {
+            FieldType::MULTIPLE, FieldType::ARRAY, FieldType::JSON => json_encode($value),
+            FieldType::BOOLEAN, FieldType::CHECK => $value ? '1' : '0',
+            FieldType::FILE => $this->setFileAsJson($value),
+            default => (string) $value
+        };
+    }
+
+    private function getFileFromJson($value)
+    {
+        $data = json_decode($value, true);
+        
+        if (!is_array($data) || !isset($data['model_type'], $data['model_id'])) {
+            return $value;
+        }
+        
+        return $data['model_type']::find($data['model_id']);
+    }
+
+    private function setFileAsJson($value)
+    {
+        if ($value instanceof File) {
+            return json_encode([
+                'model_type' => get_class($value),
+                'model_id' => $value->id
+            ]);
+        }
+        
+        if (is_numeric($value)) {
+            return json_encode([
+                'model_type' => File::class,
+                'model_id' => (int) $value
+            ]);
+        }
+        
+        return (string) $value;
+    }
+}

src/Enums/FieldType.php

@@ -0,0 +1,19 @@
+<?php
+
+namespace Ssntpl\DataFields\Enums;
+
+class FieldType
+{
+    public const BOOLEAN = 'Boolean';
+    public const CHECK = 'Check';
+    public const TEXT = 'Text';
+    public const NUMBER = 'Number';
+    public const SINGLE = 'Single';
+    public const MULTIPLE = 'Multiple';
+    public const DATE = 'Date';
+    public const TIME = 'Time';
+    public const DATETIME = 'Datetime';
+    public const FILE = 'File';
+    public const JSON = 'Json';
+    public const ARRAY = 'Array';
+}

src/Models/DataField.php

@@ -3,10 +3,14 @@
 namespace Ssntpl\DataFields\Models;
 
 use Illuminate\Database\Eloquent\Model;
+use Ssntpl\DataFields\Casts\FieldValueCast;
 use Ssntpl\DataFields\Traits\HasDataFields;
+use Ssntpl\LaravelFiles\Traits\HasFiles;
+
 class DataField extends Model
 {
     use HasDataFields;
+    use HasFiles;
 
     protected $fillable = [
         'id',
@@ -23,6 +27,8 @@ class DataField extends Model
 
     protected $casts = [
         'validations' => 'array',
+        'meta_data' => 'array',
+        'value' => FieldValueCast::class,
     ];
 
     public function owner()

src/Models/DataSet.php

@@ -19,6 +19,10 @@ class DataSet extends Model
         'meta_data',
     ];
 
+    protected $casts = [
+        'meta_data' => 'array',
+    ];
+    
     public function owner()
     {
         return $this->morphTo();

src/Traits/HasDataFields.php

@@ -8,7 +8,12 @@ trait HasDataFields
 {
     public function fields()
     {
-        return $this->morphMany(config('data-fields.data_field_model', DataField::class), 'owner');
+        return $this->morphMany($this->getDataFieldModel(), 'owner');
+    }
+
+    protected function getDataFieldModel()
+    {
+        return config('data-fields.data_field_model', DataField::class);
     }
 
 }

src/Traits/HasDataSets.php

@@ -10,7 +10,12 @@ trait HasDataSets
 
     public function data_sets()
     {
-        return $this->morphMany(config('data-fields.data_set_model', DataSet::class), 'owner');
+        return $this->morphMany($this->getDataSetModel(), 'owner');
+    }
+
+    protected function getDataSetModel()
+    {
+        return config('data-fields.data_set_model', DataSet::class);
     }
 
 }