feat: implement currency rates tracking with models, migrations and views

app/Console/Commands/FetchCurrencyCommand.php

@@ -2,6 +2,9 @@
 
 namespace App\Console\Commands;
 
+use App\Models\City;
+use App\Models\Currency;
+use App\Models\Rate;
 use App\Services\CurrencyService;
 use Illuminate\Console\Command;
 use Illuminate\Support\Facades\Log;
@@ -14,28 +17,50 @@ class FetchCurrencyCommand extends Command
 
     /**
      * Execute the console command.
-     *
-     * @return int
      */
-    public function handle(CurrencyService $currencyService) : int
+    public function handle(CurrencyService $currencyService): int
     {
         $this->info('Fetching currency data...');
 
         try {
             if ($this->option('today')) {
-                $this->fetchTodayData($currencyService);
+                $data = $this->fetchTodayData($currencyService);
             } else {
-                $this->fetchHistoricalData($currencyService);
+                $data = $this->fetchHistoricalData($currencyService);
+            }
+
+            foreach ($data as $item) {
+
+                $city = match ($item['city']) {
+                    'Sanaa' => City::where('name', 'sanaa')->first(),
+                    'Aden' => City::where('name', 'aden')->first(),
+                };
+
+                $currency = match ($item['currency']) {
+                    'USD' => Currency::where('code', 'USD')->first(),
+                    'SAR' => Currency::where('code', 'SAR')->first(),
+                };
+
+                $rate = Rate::updateOrCreate([
+                    'city_id' => $city->id,
+                    'currency_id' => $currency->id,
+                    'date' => $item['date'],
+                ], [
+                    'buy_price' => $item['price_buy'],
+                    'sell_price' => $item['price_sell'],
+                ]);
             }
 
             $this->info('Currency data fetched successfully!');
+
             return Command::SUCCESS;
         } catch (\Exception $e) {
-            $this->error('Failed to fetch currency data: ' . $e->getMessage());
+            $this->error('Failed to fetch currency data: '.$e->getMessage());
             Log::error('Currency fetch command failed', [
                 'error' => $e->getMessage(),
-                'trace' => $e->getTraceAsString()
+                'trace' => $e->getTraceAsString(),
             ]);
+
             return Command::FAILURE;
         }
     }
@@ -43,14 +68,15 @@ class FetchCurrencyCommand extends Command
     /**
      * Fetch and display today's currency data.
      *
-     * @return void
+     * @return array
      */
     protected function fetchTodayData(CurrencyService $currencyService)
     {
         $data = $currencyService->getTodayCurrencies();
-        
+
         if (empty($data)) {
             $this->warn('No currency data available for today.');
+
             return;
         }
 
@@ -64,23 +90,26 @@ class FetchCurrencyCommand extends Command
                     $item['price_buy'],
                     $item['price_sell'],
                     $item['date'],
-                    $item['day']
+                    $item['day'],
                 ];
             }, $data)
         );
+
+        return $data;
     }
 
     /**
      * Fetch and display historical currency data.
      *
-     * @return void
+     * @return array
      */
     protected function fetchHistoricalData(CurrencyService $currencyService)
     {
         $data = $currencyService->getLastTwentyDays();
-        
+
         if (empty($data)) {
             $this->warn('No historical currency data available.');
+
             return;
         }
 
@@ -94,9 +123,11 @@ class FetchCurrencyCommand extends Command
                     $item['price_buy'],
                     $item['price_sell'],
                     $item['date'],
-                    $item['day']
+                    $item['day'],
                 ];
             }, $data)
         );
+
+        return $data;
     }
 }

app/Http/Controllers/RateController.php

@@ -0,0 +1,34 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\City;
+use App\Models\Rate;
+
+class RateController extends Controller
+{
+    public function __invoke()
+    {
+
+        $supportedCities = City::query()
+            ->whereIn('name', City::supportedCities())
+            ->get()
+            ->sortByDesc(fn ($city) => $city->name === 'sanaa')
+            ->values();
+
+        $rates = Rate::query()
+            ->with('currency', 'city')
+            ->orderBy('city_id', 'asc')
+            ->orderBy('currency_id', 'asc')
+            ->orderBy('date', 'desc')
+            ->get()
+            ->groupBy(fn ($rate) => $rate->city_id.'-'.$rate->currency_id)
+            ->map(fn ($group) => $group->first())
+            ->groupBy('city_id');
+
+        return view('rates', [
+            'rates' => $rates,
+            'supportedCities' => $supportedCities,
+        ]);
+    }
+}

app/Models/City.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class City extends Model
+{
+    /** @use HasFactory<\Database\Factories\CityFactory> */
+    use HasFactory;
+
+    const SANAA = 'sanaa';
+
+    const ADEN = 'aden';
+
+    protected $fillable = [
+        'name',
+        'label',
+    ];
+
+    /**
+     * Get all supported cities
+     */
+    public static function supportedCities(): array
+    {
+        return [
+            self::SANAA,
+            self::ADEN,
+        ];
+    }
+}

app/Models/Currency.php

@@ -0,0 +1,36 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class Currency extends Model
+{
+    /** @use HasFactory<\Database\Factories\CurrencyFactory> */
+    use HasFactory;
+
+    /**
+     * The supported currency codes.
+     */
+    const USD = 'USD';
+
+    const SAR = 'SAR';
+
+    protected $fillable = [
+        'code',
+        'name',
+        'symbol',
+    ];
+
+    /**
+     * Get all supported currency codes
+     */
+    public static function supportedCurrencies(): array
+    {
+        return [
+            self::USD,
+            self::SAR,
+        ];
+    }
+}

app/Models/Rate.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class Rate extends Model
+{
+    use HasFactory;
+
+    protected $fillable = [
+        'currency_id',
+        'city_id',
+        'buy_price',
+        'sell_price',
+        'date',
+    ];
+
+    protected $casts = [
+        'date' => 'date:Y-m-d',
+    ];
+
+    public function currency()
+    {
+        return $this->belongsTo(Currency::class);
+    }
+
+    public function city()
+    {
+        return $this->belongsTo(City::class);
+    }
+}