Refactored names, fixed some functions, added background process (#36)

* check if git ignore works

* refactorin

* shell for background service

* refactoring, editing for best practice, and retrieving ebay item

* resolving Abraham Forz's comments

---------

Co-authored-by: James Cacapit <jamescacapit@gmail.com>

Author: James-Cheaper

.gitignore

@@ -24,7 +24,7 @@ venv/
 .vscode/
 
 # === macOS system files ===
-.DS_Store
+*.DS_Store
 
 # === Pytest and test cache ===
 htmlcov/

webscraper/ABC/Ebay_API.py cheaper_main/ABC/RetailerApi.pywebscraper/ABC/Ebay_API.py renamed to cheaper_main/ABC/RetailerApi.py

@@ -1,15 +1,15 @@
 from abc import ABC,abstractmethod
 
-class EbayApi(ABC):
+class RetailerApi(ABC):
 
     @abstractmethod
-    def retrieve_access_token() -> str:
+    def retrieve_access_token(self) -> str:
         """ retrieves the user access token for sandbox environment it's a long line
             of text, numbers, symbols
         """
         pass
 
     @abstractmethod
-    def retrieve_ebay_response(httprequest:str,query:str) -> dict:
+    def retrieve_response(self,httprequest:str,query:str) -> dict:
         """ retrieves a json of large data with category ids, names, parentcategorynodes """
         pass

webscraper/package.json cheaper_main/ABC/__init__.pywebscraper/package.json renamed to cheaper_main/ABC/__init__.py

@@ -4,17 +4,15 @@
 from urllib.parse import urlparse
 import logging
 from typing import Dict, List, Optional
-from webscraper.ABC.base_scraper import BaseScraper
-from webscraper.src.robot_check import RoboCheck
-from webscraper.api.interface import ScraperAPIInterface
-from webscraper.src.fetch_utils import cached_get
+from cheaper_main.ABC.base_scraper import BaseScraper
+from cheaper_main.Scraper.robot_check import RoboCheck
+from cheaper_main.Scraper.fetch_utils import cached_get
 from functools import lru_cache
-from webscraper.api.EbayAPI import EbayItem
 
 
 
 
-class CheaperScraper(BaseScraper, ScraperAPIInterface):
+class CheaperScraper(BaseScraper):
     def __init__(self, base_url: str = "", user_agent: str = "CheaperBot/0.1", delay: float = 2.0) -> None:
         """Initialize the scraper with base parameters.
        

webscraper/ABC/base_scraper.py cheaper_main/ABC/base_scraper.pywebscraper/ABC/base_scraper.py renamed to cheaper_main/ABC/base_scraper.py

@@ -0,0 +1,31 @@
+from cheaper_main.ABC.RetailerApi import RetailerApi
+import requests
+import os
+from generate_code_challenge import generate_code_challenge
+
+
+keystring = os.getenv("etsykeystring")
+sharedsecret = os.getenv("etsysharedsecret")
+
+class Etsy(RetailerApi):
+    def retrieve_access_token(self):
+        # most likely this url will change and I will have a parameter set for it
+        # otherwise this default url will be used for testing purposes and development
+        try:
+            response = requests.post("https://api.etsy.com/v3/public/oauth/token",
+                                     headers={"Content-Type': 'application/x-www-form-urlencoded"},
+                                     data = {"grant_type":"client_credentials",
+                                             "scope":"listings_r",
+                                             "client_id":f"{keystring}",
+                                             "code_challenge":f"{generate_code_challenge.generate_code_challenge()}",
+                                             "code_challenge_method":"S256"
+                                     }
+                                             
+            )
+            if(response.status_code == 200):
+                data = response.json()
+        except Exception as e:
+            raise e
+        
+    def retrieve_response(self): 
+            raise NotImplementedError