BETTERZON-58: Fixing API endpoint of the crawler

- The list of products in the API request was treated like a string and henceforth, only the first product has been crawled

Crawler/api.py

@@ -10,8 +10,8 @@ api = Api(app)
 
 # To parse request data
 parser = reqparse.RequestParser()
-parser.add_argument('key')
-parser.add_argument('products')
+parser.add_argument('key', type=str)
+parser.add_argument('products', type=int, action='append')
 
 
 class CrawlerApi(Resource):

Crawler/crawler.py

@@ -73,9 +73,14 @@ def __crawl_amazon__(product_info: dict) -> tuple:
     try:
         price = int(soup.find(id='priceblock_ourprice').get_text().replace(".", "").replace(",", "").replace("€", "").strip())
     except RuntimeError:
-        price = ''
+        price = -1
+    except AttributeError:
+        price = -1
 
-    return (product_info['product_id'], product_info['vendor_id'], price)
+    if price != -1:
+        return (product_info['product_id'], product_info['vendor_id'], price)
+    else:
+        return None
 
 
 def __crawl_apple__(product_info: dict) -> tuple:

Crawler/sql.py

@@ -54,7 +54,6 @@ def getProductLinksForProduct(product_id: int) -> [dict]:
     cur = conn.cursor()
 
     query = 'SELECT vendor_id, url FROM product_links WHERE product_id = %s'
-    print(query)
     cur.execute(query, (product_id,))
 
     products = list(map(lambda x: {'product_id': product_id, 'vendor_id': x[0], 'url': x[1]}, cur.fetchall()))