fix: correct sell_directly extraction using JSON API (#765)

src/kleinanzeigen_bot/extract.py

@@ -608,14 +608,36 @@ class AdExtractor(WebScrapingMixin):
 
     async def _extract_sell_directly_from_ad_page(self) -> bool | None:
         """
-        Extracts the sell directly option from an ad page.
+        Extracts the sell directly option from an ad page using the JSON API.
 
-        :return: a boolean indicating whether the sell directly option is active (optional)
+        :return: bool | None - True if buyNowEligible, False if not eligible, None if unknown
         """
         try:
-            buy_now_is_active:bool = "Direkt kaufen" in (await self.web_text(By.ID, "payment-buttons-sidebar"))
-            return buy_now_is_active
-        except TimeoutError:
+            # Extract current ad ID from the page URL first
+            current_ad_id = self.extract_ad_id_from_ad_url(self.page.url)
+            if current_ad_id == -1:
+                LOG.warning("Could not extract ad ID from URL: %s", self.page.url)
+                return None
+
+            # Fetch the management JSON data using web_request
+            response = await self.web_request("https://www.kleinanzeigen.de/m-meine-anzeigen-verwalten.json")
+            json_data = json.loads(response["content"])
+
+            # Find the current ad in the ads list
+            if isinstance(json_data, dict) and "ads" in json_data:
+                ads_list = json_data["ads"]
+                if isinstance(ads_list, list):
+                    # Filter ads to find the current ad by ID
+                    current_ad = next((ad for ad in ads_list if ad.get("id") == current_ad_id), None)
+                    if current_ad and "buyNowEligible" in current_ad:
+                        buy_now_eligible = current_ad["buyNowEligible"]
+                        return buy_now_eligible if isinstance(buy_now_eligible, bool) else None
+
+            # If the key doesn't exist or ad not found, return None (unknown)
+            return None
+
+        except (TimeoutError, json.JSONDecodeError, KeyError, TypeError) as e:
+            LOG.debug("Could not determine sell_directly status: %s", e)
             return None
 
     async def _extract_contact_from_ad_page(self) -> ContactPartial:

src/kleinanzeigen_bot/resources/translations.de.yaml

@@ -257,6 +257,9 @@ kleinanzeigen_bot/extract.py:
     "Legacy breadcrumb selectors not found within %.1f seconds (collected ids: %s)": "Ältere Breadcrumb-Selektoren nicht innerhalb von %.1f Sekunden gefunden (gesammelte IDs: %s)"
     "Unable to locate breadcrumb fallback selectors within %(seconds).1f seconds.": "Ältere Breadcrumb-Selektoren konnten nicht innerhalb von %(seconds).1f Sekunden gefunden werden."
 
+  _extract_sell_directly_from_ad_page:
+    "Could not extract ad ID from URL: %s": "Konnte Anzeigen-ID nicht aus der URL extrahieren: %s"
+
 #################################################
 kleinanzeigen_bot/utils/i18n.py:
 #################################################

tests/unit/test_extract.py

@@ -718,20 +718,191 @@ class TestAdExtractorContent:
     @pytest.mark.asyncio
     async def test_extract_sell_directly(self, test_extractor:AdExtractor) -> None:
         """Test extraction of sell directly option."""
-        test_cases = [
-            ("Direkt kaufen", True),
-            ("Other text", False),
-        ]
+        # Mock the page URL to extract the ad ID
+        test_extractor.page = MagicMock()
+        test_extractor.page.url = "https://www.kleinanzeigen.de/s-anzeige/test-ad/123456789"
 
-        for text, expected in test_cases:
-            with patch.object(test_extractor, "web_text", new_callable = AsyncMock, return_value = text):
-                result = await test_extractor._extract_sell_directly_from_ad_page()
-                assert result is expected
-
-        with patch.object(test_extractor, "web_text", new_callable = AsyncMock, side_effect = TimeoutError):
+        # Test when extract_ad_id_from_ad_url returns -1 (invalid URL)
+        test_extractor.page.url = "https://www.kleinanzeigen.de/invalid-url"
+        with patch.object(test_extractor, "web_request", new_callable = AsyncMock) as mock_web_request:
             result = await test_extractor._extract_sell_directly_from_ad_page()
             assert result is None
 
+            # Verify web_request was NOT called when URL is invalid
+            mock_web_request.assert_not_awaited()
+
+        # Reset to valid URL for subsequent tests
+        test_extractor.page.url = "https://www.kleinanzeigen.de/s-anzeige/test-ad/123456789"
+
+        # Test successful extraction with buyNowEligible = true
+        with patch.object(test_extractor, "web_request", new_callable = AsyncMock) as mock_web_request:
+            mock_web_request.return_value = {
+                "content": json.dumps({
+                    "ads": [
+                        {"id": 123456789, "buyNowEligible": True},
+                        {"id": 987654321, "buyNowEligible": False}
+                    ]
+                })
+            }
+
+            result = await test_extractor._extract_sell_directly_from_ad_page()
+            assert result is True
+
+            # Verify web_request was called with the correct URL
+            mock_web_request.assert_awaited_once_with("https://www.kleinanzeigen.de/m-meine-anzeigen-verwalten.json")
+
+        # Test successful extraction with buyNowEligible = false
+        with patch.object(test_extractor, "web_request", new_callable = AsyncMock) as mock_web_request:
+            mock_web_request.return_value = {
+                "content": json.dumps({
+                    "ads": [
+                        {"id": 123456789, "buyNowEligible": False},
+                        {"id": 987654321, "buyNowEligible": True}
+                    ]
+                })
+            }
+
+            result = await test_extractor._extract_sell_directly_from_ad_page()
+            assert result is False
+
+            # Verify web_request was called with the correct URL
+            mock_web_request.assert_awaited_once_with("https://www.kleinanzeigen.de/m-meine-anzeigen-verwalten.json")
+
+        # Test when buyNowEligible is missing from the current ad
+        with patch.object(test_extractor, "web_request", new_callable = AsyncMock) as mock_web_request:
+            mock_web_request.return_value = {
+                "content": json.dumps({
+                    "ads": [
+                        {"id": 123456789},  # No buyNowEligible field
+                        {"id": 987654321, "buyNowEligible": True}
+                    ]
+                })
+            }
+
+            result = await test_extractor._extract_sell_directly_from_ad_page()
+            assert result is None
+
+            # Verify web_request was called with the correct URL
+            mock_web_request.assert_awaited_once_with("https://www.kleinanzeigen.de/m-meine-anzeigen-verwalten.json")
+
+        # Test when current ad is not found in the ads list
+        with patch.object(test_extractor, "web_request", new_callable = AsyncMock) as mock_web_request:
+            mock_web_request.return_value = {
+                "content": json.dumps({
+                    "ads": [
+                        {"id": 987654321, "buyNowEligible": True}
+                    ]
+                })
+            }
+
+            result = await test_extractor._extract_sell_directly_from_ad_page()
+            assert result is None
+
+            # Verify web_request was called with the correct URL
+            mock_web_request.assert_awaited_once_with("https://www.kleinanzeigen.de/m-meine-anzeigen-verwalten.json")
+
+        # Test timeout error
+        with patch.object(test_extractor, "web_request", new_callable = AsyncMock, side_effect = TimeoutError) as mock_web_request:
+            result = await test_extractor._extract_sell_directly_from_ad_page()
+            assert result is None
+
+            # Verify web_request was called with the correct URL
+            mock_web_request.assert_awaited_once_with("https://www.kleinanzeigen.de/m-meine-anzeigen-verwalten.json")
+
+        # Test JSON decode error
+        with patch.object(test_extractor, "web_request", new_callable = AsyncMock) as mock_web_request:
+            mock_web_request.return_value = {
+                "content": "invalid json"
+            }
+
+            result = await test_extractor._extract_sell_directly_from_ad_page()
+            assert result is None
+
+            # Verify web_request was called with the correct URL
+            mock_web_request.assert_awaited_once_with("https://www.kleinanzeigen.de/m-meine-anzeigen-verwalten.json")
+
+        # Test when ads list is empty
+        with patch.object(test_extractor, "web_request", new_callable = AsyncMock) as mock_web_request:
+            mock_web_request.return_value = {
+                "content": json.dumps({"ads": []})
+            }
+
+            result = await test_extractor._extract_sell_directly_from_ad_page()
+            assert result is None
+
+            # Verify web_request was called with the correct URL
+            mock_web_request.assert_awaited_once_with("https://www.kleinanzeigen.de/m-meine-anzeigen-verwalten.json")
+
+        # Test when buyNowEligible is a non-boolean value (string "true")
+        with patch.object(test_extractor, "web_request", new_callable = AsyncMock) as mock_web_request:
+            mock_web_request.return_value = {
+                "content": json.dumps({
+                    "ads": [
+                        {"id": 123456789, "buyNowEligible": "true"},
+                        {"id": 987654321, "buyNowEligible": False}
+                    ]
+                })
+            }
+
+            result = await test_extractor._extract_sell_directly_from_ad_page()
+            assert result is None
+
+            # Verify web_request was called with the correct URL
+            mock_web_request.assert_awaited_once_with("https://www.kleinanzeigen.de/m-meine-anzeigen-verwalten.json")
+
+        # Test when buyNowEligible is a non-boolean value (integer 1)
+        with patch.object(test_extractor, "web_request", new_callable = AsyncMock) as mock_web_request:
+            mock_web_request.return_value = {
+                "content": json.dumps({
+                    "ads": [
+                        {"id": 123456789, "buyNowEligible": 1},
+                        {"id": 987654321, "buyNowEligible": False}
+                    ]
+                })
+            }
+
+            result = await test_extractor._extract_sell_directly_from_ad_page()
+            assert result is None
+
+            # Verify web_request was called with the correct URL
+            mock_web_request.assert_awaited_once_with("https://www.kleinanzeigen.de/m-meine-anzeigen-verwalten.json")
+
+        # Test when json_data is not a dict (covers line 622)
+        with patch.object(test_extractor, "web_request", new_callable = AsyncMock) as mock_web_request:
+            mock_web_request.return_value = {
+                "content": json.dumps(["not", "a", "dict"])
+            }
+
+            result = await test_extractor._extract_sell_directly_from_ad_page()
+            assert result is None
+
+            # Verify web_request was called with the correct URL
+            mock_web_request.assert_awaited_once_with("https://www.kleinanzeigen.de/m-meine-anzeigen-verwalten.json")
+
+        # Test when json_data is a dict but doesn't have "ads" key (covers line 622)
+        with patch.object(test_extractor, "web_request", new_callable = AsyncMock) as mock_web_request:
+            mock_web_request.return_value = {
+                "content": json.dumps({"other_key": "value"})
+            }
+
+            result = await test_extractor._extract_sell_directly_from_ad_page()
+            assert result is None
+
+            # Verify web_request was called with the correct URL
+            mock_web_request.assert_awaited_once_with("https://www.kleinanzeigen.de/m-meine-anzeigen-verwalten.json")
+
+        # Test when ads_list is not a list (covers line 624)
+        with patch.object(test_extractor, "web_request", new_callable = AsyncMock) as mock_web_request:
+            mock_web_request.return_value = {
+                "content": json.dumps({"ads": "not a list"})
+            }
+
+            result = await test_extractor._extract_sell_directly_from_ad_page()
+            assert result is None
+
+            # Verify web_request was called with the correct URL
+            mock_web_request.assert_awaited_once_with("https://www.kleinanzeigen.de/m-meine-anzeigen-verwalten.json")
+
 
 class TestAdExtractorCategory:
     """Tests for category extraction functionality."""