change(python): put pkgbase routes & impl into their own modules

Introduces new router:
- `aurweb.routers.pkgbase`

Introduces new package:
- `aurweb.pkgbase`

Introduces new modules:
- `aurweb.pkgbase.actions`
- `aurweb.pkgbase.util`

Changes:
- `pkgbase_{action}_instance` functions are now located in
  `aurweb.pkgbase.actions`.
- `pkgbase`-wise routes have been moved to
  `aurweb.routers.pkgbase`.
- `make_single_context` was moved to
  `aurweb.pkgbase.util.make_context`.

Signed-off-by: Kevin Morris <kevr@0cost.org>

aurweb/pkgbase/util.py

@@ -0,0 +1,47 @@
+from typing import Any, Dict
+
+from fastapi import Request
+
+from aurweb import config
+from aurweb.models import PackageBase
+from aurweb.models.package_comment import PackageComment
+from aurweb.models.package_request import PackageRequest
+from aurweb.models.package_vote import PackageVote
+from aurweb.templates import make_context as _make_context
+
+
+def make_context(request: Request, pkgbase: PackageBase) -> Dict[str, Any]:
+    """ Make a basic context for package or pkgbase.
+
+    :param request: FastAPI request
+    :param pkgbase: PackageBase instance
+    :return: A pkgbase context without specific differences
+    """
+    context = _make_context(request, pkgbase.Name)
+
+    context["git_clone_uri_anon"] = config.get("options", "git_clone_uri_anon")
+    context["git_clone_uri_priv"] = config.get("options", "git_clone_uri_priv")
+    context["pkgbase"] = pkgbase
+    context["packages_count"] = pkgbase.packages.count()
+    context["keywords"] = pkgbase.keywords
+    context["comments"] = pkgbase.comments.order_by(
+        PackageComment.CommentTS.desc()
+    )
+    context["pinned_comments"] = pkgbase.comments.filter(
+        PackageComment.PinnedTS != 0
+    ).order_by(PackageComment.CommentTS.desc())
+
+    context["is_maintainer"] = bool(request.user == pkgbase.Maintainer)
+    context["notified"] = request.user.notified(pkgbase)
+
+    context["out_of_date"] = bool(pkgbase.OutOfDateTS)
+
+    context["voted"] = request.user.package_votes.filter(
+        PackageVote.PackageBaseID == pkgbase.ID
+    ).scalar()
+
+    context["requests"] = pkgbase.requests.filter(
+        PackageRequest.ClosedTS.is_(None)
+    ).count()
+
+    return context