[visualstudio] Refactor script (#253)

Make the script more readable, mostly by:

- using the Product class,
- a little bit of renaming and documentation.

src/visualstudio.py

@@ -1,11 +1,8 @@
-import re
 from bs4 import BeautifulSoup
 from common import http
 from common import dates
 from common import endoflife
 
-PRODUCT = "visualstudio"
-
 # There is no build history for versions 2015 and below.
 # This is not a big deal because there was no version for those release in a very long time.
 URLS = [
@@ -14,11 +11,11 @@ URLS = [
     "https://learn.microsoft.com/en-us/visualstudio/releases/2022/release-history",
 ]
 
-print(f"::group::{PRODUCT}")
-versions = {}
-
+product = endoflife.Product("visualstudio")
+print(f"::group::{product.name}")
 for response in http.fetch_urls(URLS):
     soup = BeautifulSoup(response.text, features="html5lib")
+
     for table in soup.find_all("table"):
         headers = [th.get_text().strip().lower() for th in table.find_all("th")]
         if "version" not in headers or "release date" not in headers:
@@ -33,12 +30,10 @@ for response in http.fetch_urls(URLS):
 
             version = cells[version_index].get_text().strip()
             date = cells[date_index].get_text().strip()
-            date = dates.parse_date(date).strftime("%Y-%m-%d")
+            date = dates.parse_date(date)
 
-            if date and version and re.match(endoflife.DEFAULT_VERSION_REGEX, version):
-                versions[version] = date
-                print(f"{version}: {date}")
+            if date and version and endoflife.DEFAULT_VERSION_PATTERN.match(version):
+                product.declare_version(version, date)
 
-
-endoflife.write_releases(PRODUCT, versions)
+product.write()
 print("::endgroup::")