added RETAIL handling

usps_api_bridge.php

@@ -161,7 +161,6 @@ class Usps_Api_Bridge extends Module
         // 3. Map Old Code to New API Enum
         $newApiClass = $this->mapServiceCodeToApiClass($methodCode);
         if (!$newApiClass) {
-            $this->log("Mapping failed for legacy code: " . $methodCode);
             return false;
         }
 
@@ -173,10 +172,15 @@ class Usps_Api_Bridge extends Module
             return false;
         }
 
-        // 5. Initialize API Client
+        // 5. Initialize Client & Settings
         $client = new UspsV3Client($token, (bool)Configuration::get('USPS_BRIDGE_LIVE_MODE'));
         $totalPrice = 0;
 
+        // Determine Price Type from Old Module Settings
+        // 0 = Regular (Retail), 1 = Commercial, 2 = Commercial Plus
+        $legacyPriceSetting = (int)Configuration::get('USPSL_COMMERCIAL');
+        $requestedPriceType = ($legacyPriceSetting > 0) ? 'COMMERCIAL' : 'RETAIL';
+
         // 6. Address Data
         $originZip = $this->getOriginZip($originalModule);
         $destAddress = new Address($params->id_address_delivery);
@@ -188,26 +192,23 @@ class Usps_Api_Bridge extends Module
         // 7. Loop through boxes
         foreach ($packedBoxes as $packedBox) {
             
-            // Weight Conversion (Grams -> Pounds)
+            // Weight (Lbs) - Ensure minimum 0.1
             $weightInLbs = $this->convertUnit($packedBox->getWeight(), 'g', 'lbs', 3);
+            if ($weightInLbs < 0.1) $weightInLbs = 0.1;
 
-            // USPS requires minimum 0.001 lbs. 0 causes errors.
+            // Dimensions (Inches)
-            if ($weightInLbs <= 0) $weightInLbs = 0.1;
-
-            // Dimensions (mm -> Inches)
             $box = $packedBox->getBox(); 
             $length = $this->convertUnit($box->getOuterLength(), 'mm', 'in', 2);
             $width = $this->convertUnit($box->getOuterWidth(), 'mm', 'in', 2);
             $height = $this->convertUnit($box->getOuterDepth(), 'mm', 'in', 2);
 
-            // Determine Processing Category (Crucial for V3 API)
+            // Processing Category Logic
-            // Machinable: Length <= 22", Width <= 18", Height <= 15", Weight >= 6oz (0.375lbs) and <= 25lbs
             $category = 'MACHINABLE';
-            if ($length > 22 || $width > 18 || $height > 15 || $weightInLbs > 25 || $weightInLbs < 0.375) {
+            if ($length > 22 || $width > 18 || $height > 15 || $weightInLbs > 25) {
                 $category = 'NONSTANDARD';
             }
 
-            // Build Payload
+            // Build Base Payload
             $payload = [
                 'originZIPCode' => $originZip,
                 'weight' => $weightInLbs,
@@ -215,39 +216,31 @@ class Usps_Api_Bridge extends Module
                 'width' => $width,
                 'height' => $height,
                 'mailClass' => $newApiClass,
-                'priceType' => 'COMMERCIAL',
+                'priceType' => $requestedPriceType,
                 'mailingDate' => date('Y-m-d', strtotime('+1 day')),
                 'processingCategory' => $category,
-                'rateIndicator' => 'SP' // Single Piece
+                'rateIndicator' => 'SP'
             ];
 
             // Flat Rate Override
             $flatRateIndicator = $this->mapBoxToRateIndicator($box->getReference());
             if ($flatRateIndicator) {
                 $payload['rateIndicator'] = $flatRateIndicator;
-                // Dimensions technically ignored for Flat Rate, but required by API schema
-                // Processing category usually irrelevant for Flat Rate but must be valid Enum
             }
 
-            if ($isInternational) {
+            // --- API REQUEST LOGIC WITH RETRY ---
-                $payload['destinationCountryCode'] = Country::getIsoById($destAddress->id_country);
+            $response = $this->sendApiRequest($client, $payload, $isInternational, $destAddress, $destZip);
-                $payload['originZIPCode'] = $originZip;
-                // Remove domestic specific fields
-                unset($payload['destinationEntryFacilityType']);
-                unset($payload['destinationZIPCode']);
 
-                $response = $client->getInternationalRate($payload);
+            // If Failed AND we tried COMMERCIAL, try falling back to RETAIL
-            } else {
+            if (isset($response['error']) && $payload['priceType'] === 'COMMERCIAL') {
-                $payload['destinationZIPCode'] = $destZip;
+                $this->log("Commercial rate failed (" . $response['error'] . "). Retrying with RETAIL.");
-                $payload['destinationEntryFacilityType'] = 'NONE';
+                $payload['priceType'] = 'RETAIL';
-
+                $response = $this->sendApiRequest($client, $payload, $isInternational, $destAddress, $destZip);
-                $response = $client->getDomesticRate($payload);
             }
 
-            // Log Payload on Error for Debugging
+            // Final Error Check
             if (isset($response['error'])) {
-                $this->log("API Error: " . $response['error']);
+                $this->log("API Fatal Error: " . $response['error']);
-                $this->log("Payload causing error: " . json_encode($payload));
                 return false;
             }
 
@@ -257,7 +250,7 @@ class Usps_Api_Bridge extends Module
             } elseif (isset($response['rateOptions'][0]['totalBasePrice'])) {
                 $totalPrice += (float)$response['rateOptions'][0]['totalBasePrice'];
             } else {
-                $this->log("API Response missing price. Full response: " . json_encode($response));
+                $this->log("API Response missing price.");
                 return false;
             }
         }
@@ -265,6 +258,27 @@ class Usps_Api_Bridge extends Module
         return $totalPrice + $shipping_cost;
     }
 
+    /**
+     * Helper to send request and handle Domestic vs International switching
+     */
+    private function sendApiRequest($client, $payload, $isInternational, $destAddress, $destZip)
+    {
+        if ($isInternational) {
+            $payload['destinationCountryCode'] = Country::getIsoById($destAddress->id_country);
+            // Cleanup domestic fields
+            unset($payload['destinationEntryFacilityType']);
+            unset($payload['destinationZIPCode']);
+            
+            return $client->getInternationalRate($payload);
+        } 
+        
+        // Domestic
+        $payload['destinationZIPCode'] = $destZip;
+        $payload['destinationEntryFacilityType'] = 'NONE';
+        
+        return $client->getDomesticRate($payload);
+    }
+
     /**
      * Simple Unit Converter to replace the dependency on the old module's class
      */