From 8e06110648fb4c182f75eddcf8787ed7e81f213c Mon Sep 17 00:00:00 2001
From: Max Gautier <max.gautier@redhat.com>
Date: Mon, 19 Sep 2022 11:10:25 +0200
Subject: [PATCH] Use dynamic versioning with git tags

---
 producer.py    | 16 +++++++++++-----
 pyproject.toml |  6 ++++--
 version.py     | 20 --------------------
 3 files changed, 15 insertions(+), 27 deletions(-)
 delete mode 100644 version.py

diff --git a/producer.py b/producer.py
index 227af79..53ecb65 100644
--- a/producer.py
+++ b/producer.py
@@ -26,15 +26,12 @@
 
 import click as cli
 
-from version import __version__
+from importlib.metadata import version, PackageNotFoundError
 
-from thoth.common import __version__ as __common__version__
 from thoth.common import init_logging
 
-from thoth.storages import __version__ as __storages__version__
 from thoth.storages import GraphDatabase
 
-from thoth.messaging import __version__ as __messaging__version__
 import thoth.messaging.producer as producer
 from thoth.messaging import package_released_message
 from thoth.messaging.package_releases import MessageContents as PackageReleasedContent
@@ -46,6 +43,11 @@
 from thoth.python import AIOSource
 from thoth.python.exceptions import NotFoundError
 
+try:
+    __version__ = version(__package__)
+except PackageNotFoundError:
+    __version__ = "v0.11.10"  # TODO makes this unnecessary by fixing users of the package
+
 init_logging()
 
 prometheus_registry = CollectorRegistry()
@@ -53,7 +55,11 @@
 p = producer.create_producer()
 
 _LOGGER = logging.getLogger("thoth.package_releases_job")
-__service_version__ = f"{__version__}+storages.{__storages__version__}.common.{__common__version__}.messaging.{__messaging__version__}.python.{__python__version__}"  # noqa: E501
+__service_version__ = (
+    f"{__version__}+"
+    + ".".join(version(f"thoth-{p}") for p in ["storages", "common", "messaging"])
+    + f".python.{__python__version__}"
+)
 _LOGGER.info("Thoth-package-releases-job-producer v%s", __service_version__)
 
 _THOTH_DEPLOYMENT_NAME = os.environ["THOTH_DEPLOYMENT_NAME"]
diff --git a/pyproject.toml b/pyproject.toml
index a5c5a22..96b706d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,13 +4,15 @@ description = "Check packages updates on Python package indexes"
 readme = "README.rst"
 requires-python = ">=3.8"
 license = {file = "LICENSE"}
-version = "v0.11.10"
+dynamic = ["version"]
 
 [project.scripts]
 package-releases-job = "producer:main"
 
 [build-system]
-requires = ["setuptools", "wheel"]
+requires = ["setuptools", "wheel", "setuptools_scm"]
+
+[tool.setuptools_scm]
 
 [tool.black]
 line-length = 120
diff --git a/version.py b/version.py
deleted file mode 100644
index 1ae9748..0000000
--- a/version.py
+++ /dev/null
@@ -1,20 +0,0 @@
-#!/usr/bin/env python3
-# Package Releases Job
-# Copyright(C) 2020 Red Hat, Inc.
-#
-# This program is free software: you can redistribute it and / or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program. If not, see <http://www.gnu.org/licenses/>.
-
-"""This file carries the version of the package releases job."""
-
-__version__ = "0.11.10"