From f74227558482ef3c261b5077c53173474e6b51bd Mon Sep 17 00:00:00 2001
From: Ratchanan Srirattanamet <ratchanan@ubports.com>
Date: Mon, 17 Feb 2025 16:26:06 +0700
Subject: [PATCH] gitlab_release_notes/generate.py: add --target_branch cmdline
 option

This is useful when your project has stable maintenance branches and use
MRs to manage them. Without this option, MRs for main vs. stable
branches will appear together.
---
 gitlab_release_notes/generate.py | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/gitlab_release_notes/generate.py b/gitlab_release_notes/generate.py
index a66c81e..9d7795b 100644
--- a/gitlab_release_notes/generate.py
+++ b/gitlab_release_notes/generate.py
@@ -4,7 +4,7 @@
 import sys
 from .version import __version__
 
-def generate_release_notes(project_id, endstr = '  <br>', since=None, quiet=False, **config):
+def generate_release_notes(project_id, endstr = '  <br>', since=None, quiet=False, target_branch=None, **config):
     """
     Generate the release notes of a gitlab project from the last release
 
@@ -33,7 +33,7 @@ def generate_release_notes(project_id, endstr = '  <br>', since=None, quiet=Fals
     gl = gitlab.Gitlab(**config)
     project = gl.projects.get(project_id)
 
-    if not project.mergerequests.list(get_all=False,state='merged'):
+    if not project.mergerequests.list(get_all=False,state='merged', target_branch=target_branch):
         raise ValueError(f"There is no merged merge request for project {project_id} {project.name}")
 
     log = ""
@@ -54,6 +54,7 @@ def generate_release_notes(project_id, endstr = '  <br>', since=None, quiet=Fals
                                           get_all=False,
                                           order_by='updated_at',
                                           updated_after=last_date,
+                                          target_branch=target_branch,
                                           page=page)
     if not list_mrs:
         if not quiet:
@@ -72,6 +73,7 @@ def generate_release_notes(project_id, endstr = '  <br>', since=None, quiet=Fals
                                               get_all=False,
                                               order_by='updated_at',
                                               updated_after=last_date,
+                                              target_branch=target_branch,
                                               page=page
                                               )
 
@@ -92,6 +94,7 @@ def main():
     parser.add_argument('--version', action='version', version=__version__)
     parser.add_argument('--html', action='store_true')
     parser.add_argument('--since', type=datetime.date.fromisoformat, required=False, default=None)
+    parser.add_argument('--target_branch', type=str, required=False, default=None)
     parser.add_argument('--quiet', action='store_true')
 
     args = parser.parse_args()
@@ -104,6 +107,7 @@ def main():
                                    url=args.url,
                                    endstr=endstr,
                                    since=args.since,
+                                   target_branch=args.target_branch,
                                    quiet=args.quiet,
                                    private_token=args.private_token,
             )