1688 PO Automation Project

2026-08-28 17:03:59 +00:00 · 2025-12-27 14:44:01 +08:00
parent 002418dcac
commit 629cee896a
47 changed files with 64258 additions and 36 deletions
@@ -0,0 +1,186 @@
+<?php
+
+namespace App\Classes\Modules\Transactions\Processors;
+
+
+use App\Classes\Exceptions\ResourceNotFoundException;
+use App\Classes\Modules\Bookings\Services\FetchesBooking;
+use App\Classes\Modules\Transactions\Services\GeneratesTransactionBillNumber;
+use App\Classes\Modules\Transactions\Processors\CreatePurchaseOrderTransactionProcessor;
+use App\Classes\Modules\Transactions\DataTransferObjects\TransactionObject;
+use App\Classes\Modules\OpenAI\Services\CreatesChatGPTResponse;
+use App\Classes\ValueObjects\Constants\KVPKey;
+use App\Classes\ValueObjects\Constants\ApprovalStatus;
+use App\Classes\ValueObjects\Constants\PaymentMethodType;
+use App\Classes\ValueObjects\Constants\TransactionType;
+use App\Models\KeyValuePair;
+use App\Models\Booking;
+use Illuminate\Support\Facades\Log;
+
+class ETLPurchaseOrderTransactionProcessor
+{
+    /** @var CreatesChatGPTResponse */
+    private $createsChatGPTResponse;
+
+    /** @var FetchesBooking */
+    private $fetchesBooking;
+
+    /** @var GeneratesTransactionBillNumber */
+    private $generatesTransactionBillNumber;
+
+    /** @var CreatePurchaseOrderTransactionProcessor */
+    private $createPurchaseOrderTransactionProcessor;
+
+    /**
+     * ETLPurchaseOrderTransactionProcessor constructor.
+     * @param FetchesBooking $fetchesBooking
+     * @param GeneratesTransactionBillNumber $generatesTransactionBillNumber
+     * @param CreatePurchaseOrderTransactionProcessor $createPurchaseOrderTransactionProcessor
+     * @param CreatesChatGPTResponse $createsChatGPTResponse
+     */
+    public function __construct(FetchesBooking $fetchesBooking, GeneratesTransactionBillNumber $generatesTransactionBillNumber, CreatePurchaseOrderTransactionProcessor $createPurchaseOrderTransactionProcessor, CreatesChatGPTResponse $createsChatGPTResponse)
+    {
+        $this->fetchesBooking = $fetchesBooking;
+        $this->generatesTransactionBillNumber = $generatesTransactionBillNumber;
+        $this->createPurchaseOrderTransactionProcessor = $createPurchaseOrderTransactionProcessor;
+        $this->createsChatGPTResponse = $createsChatGPTResponse;
+    }
+
+    /**
+     * @param array $products
+     * @param array $productsMetadata
+     * @param int|null $bookingId
+     * @return array
+     * @throws \App\Classes\Exceptions\MalformedRequestException
+     * @throws \App\Classes\Exceptions\ResourceNotFoundException
+     * @throws \Exception
+     */
+    public function execute(array $products, array $productsMetadata, ?int $bookingId = null)
+    {
+        foreach ($products as &$product) {
+            $product['quantity'] = (int) $product['quantity'];
+            $product['unit_price'] = (float) $product['unit_price'];
+        }
+
+        // Translate descriptions if they contain Chinese characters
+        $products = collect($products)->map(function ($product) {
+            if (isset($product['description']) && preg_match("/\p{Han}+/u", $product['description'])) {
+                $kvp = KeyValuePair::where('key', KVPKey::CHATGPT_PROMPT_PREFIX . "TRANSLATE")->first();
+                $userPrompt = '';
+                if($kvp){
+                    $templateFromDb = $kvp->value;
+                    $productsMetadataJson = json_encode($product['description'], JSON_UNESCAPED_UNICODE);
+                    $userPrompt = str_replace('{{productDescription}}', $productsMetadataJson, $templateFromDb);
+                }
+                else{
+                    throw new ResourceNotFoundException('AI Setup incomplete!');
+                }
+
+                $result = $this->createsChatGPTResponse->execute($userPrompt);
+                $content = $result['choices'][0]['message']['content'] ?? null;
+
+                // 1. Try raw JSON
+                $decoded = json_decode($content, true);
+                if (json_last_error() === JSON_ERROR_NONE) {
+                    $json = $content;
+                }
+                // 2. Fallback to fenced ```json block
+                elseif (preg_match('/```json\s*(\[[\s\S]*?\]|\{[\s\S]*?\})\s*```/i', $content, $matches)) {
+                    $json = $matches[1];
+                }
+                else {
+                    Log::warning('No JSON found in ChatGPT response', ['content' => $content]);
+                    return;
+                }
+
+                $translations = json_decode($json, true);
+                if($translations){
+                    $translatedText = $translations[0];
+                    $product['description'] = $translatedText;
+                }
+            }
+            return $product;
+        })->toArray();
+
+       if (is_array($productsMetadata) && count($productsMetadata) > 0) {
+            $kvp = KeyValuePair::where('key', KVPKey::CHATGPT_PROMPT_PREFIX . "EXTRACT1")->first();
+            $prompt = '';
+            if($kvp){
+                $templateFromDb = $kvp->value;
+                $productsMetadataJson = json_encode($productsMetadata, JSON_UNESCAPED_UNICODE);
+                $prompt = str_replace('{{productsMetadata}}', $productsMetadataJson, $templateFromDb);
+            }
+            else{
+                throw new ResourceNotFoundException('AI Setup incomplete!');
+            }
+
+            $result = $this->createsChatGPTResponse->execute($prompt);
+            $content = $result['choices'][0]['message']['content'] ?? null;
+
+            $freight = 0;
+            $preferential = 0;
+
+            if ($content) {
+                if (preg_match('/```json\s*(\{.*?\})\s*```/s', $content, $matches)) { //If wrapped in ```json, extract it
+                    $json = $matches[1];
+                } else {
+                    $json = trim($content);
+                }
+
+                $fees = json_decode($json);
+
+                if (json_last_error() === JSON_ERROR_NONE) {
+                    $freight = $fees->Freight ?? 0;
+                    $preferential = $fees->Preferential ?? 0;
+                } else {
+                    Log::error('JSON decode failed', [
+                        'error' => json_last_error_msg(),
+                        'content' => $content
+                    ]);
+                }
+            }
+
+            // Add Freight as a separate product
+            if($freight){
+                $products[] = [
+                    'stockCode' => '',
+                    'description' => 'First-Mile Delivery',
+                    'quantity'    => 1,
+                    'unit_price'  => $freight,
+
+                ];
+            }
+
+            // Add Preferential as a separate product (as negative price if needed)
+            if($preferential){
+                $products[] = [
+                    'stockCode' => '',
+                    'description' => 'Discount',
+                    'quantity'    => 1,
+                    'unit_price'  => $preferential,
+                ];
+            }
+        }
+
+        if($bookingId){
+            /** @var Booking $booking */
+            $booking = $this->fetchesBooking->execute(['id' => $bookingId]);
+
+            $billNumber = $this->generatesTransactionBillNumber->execute('PO-');
+
+            $total = collect($products)->sum(function($product){
+                return $product['quantity'] * floatval(str_replace(',', '', $product['unit_price']));
+            });
+
+            $object = new TransactionObject($billNumber, TransactionType::PURCHASE_ORDER, $booking->company->id, 1,
+                1, PaymentMethodType::CASH,
+                $total, $total, $booking->fix_currency_id, $booking->fix_currency_id,
+                1, 0, 0, null, ApprovalStatus::PENDING_SUBMISSION, $products);
+
+
+            $transaction = $this->createPurchaseOrderTransactionProcessor->execute($booking, $object);
+        }
+
+        return $products;
+    }
+}