Make ReleaseContextRepository stateless

src/main/python/ddadevops/infrastructure/release_mixin/repo.py

@@ -106,23 +106,20 @@ class ReleaseTypeRepository:
             raise ValueError("No valid api passed to ReleaseTypeRepository")
 
 
-# TODO: Repo has state & repository should exist only for AggregateRoot
 class ReleaseContextRepository:
     def __init__(
         self,
         version_repository: VersionRepository,
         release_type_repository: ReleaseTypeRepository,
-        main_branch: str,
     ):
         self.version_repository = version_repository
         self.release_type_repository = release_type_repository
-        self.main_branch = main_branch
 
-    def get_release(self) -> ReleaseContext:
+    def get_release(self, main_branch: str) -> ReleaseContext:
         result = ReleaseContext(
             self.release_type_repository.get_release_type(),
             self.version_repository.get_version(),
-            self.main_branch,
+            main_branch,
         )
         result.throw_if_invalid()
         return result

src/main/python/ddadevops/release_mixin.py

@@ -9,6 +9,7 @@ class ReleaseMixin(DevopsBuild):
     def __init__(self, project: Project, release: Release):
         super().__init__(project, devops=release.devops)
         self.repo.set_release(self.project, release)
+        self.main_branch = release.main_branch
 
         git_api = GitApi()
         environment_api = EnvironmentApi()
@@ -21,13 +22,13 @@ class ReleaseMixin(DevopsBuild):
             release_type_repo = ReleaseTypeRepository.from_git(git_api)
 
         version_repo = VersionRepository(release.config_file)
-        self.release_repo = ReleaseContextRepository(version_repo, release_type_repo, release.main_branch)
+        self.release_repo = ReleaseContextRepository(version_repo, release_type_repo)
 
         self.prepare_release_service = PrepareReleaseService()
         self.tag_and_push_release_service = TagAndPushReleaseService(git_api)
 
     def prepare_release(self):
-        release = self.release_repo.get_release()
+        release = self.release_repo.get_release(self.main_branch)
         self.prepare_release_service.write_and_commit_release(release, self.release_repo.version_repository)
         self.prepare_release_service.write_and_commit_bump(release, self.release_repo.version_repository)
 

src/test/python/release_mixin/test_infrastructure.py

@@ -22,9 +22,9 @@ def test_release_repository(tmp_path):
     release_type_repo = ReleaseTypeRepository.from_git(MockGitApi('MINOR test'))
 
     # test
-    sut = ReleaseContextRepository(version_repo, release_type_repo, 'main')
+    sut = ReleaseContextRepository(version_repo, release_type_repo)
 
-    release = sut.get_release()
+    release = sut.get_release('main')
 
     assert release is not None