Automatically create release notes

.github/workflows/IntegrationRelease.yml

@@ -60,4 +60,12 @@ jobs:
           file: /home/runner/work/integration/integration/custom_components/hacs/hacs.zip
           asset_name: hacs.zip
           tag: ${{ github.ref }}
-          overwrite: true
+          overwrite: true
+
+      - name: Enable version 3.7 of Python
+        uses: actions/setup-python@v1
+        with:
+          python-version: 3.7
+
+      - name: Update release notes
+        run: python3 /home/runner/work/integration/integration/manage/generate_releasenotes.py --tag ${{ github.ref }}

manage/generate_releasenotes.py

@@ -0,0 +1,133 @@
+import re
+import sys
+import json
+from github import Github
+
+BODY = """
+[![Downloads for this release](https://img.shields.io/github/downloads/hacs/integration/{version}/total.svg)](https://github.com/hacs/integration/releases/{version})
+
+# Integration changes
+
+{integration_changes}
+
+# Frontend changes
+
+{frontend_changes}
+
+# Links
+
+- [Discord server for HACS](https://discord.gg/apgchf8)
+- [HACS Documentation](https://hacs.xyz/)
+- [How to submit bugs/feature requests](https://hacs.xyz/docs/issues)
+- [If you like what I (@ludeeus) do please consider sposoring me on GitHub](https://github.com/sponsors/ludeeus)
+- [Or by me a ☕️ / 🍺](https://www.buymeacoffee.com/ludeeus)
+"""
+
+CAHNGE = "- [{line}]({link}) @{author}\n"
+NOCHANGE = "_No changes in this release._"
+
+GITHUB = Github("e9556ecf7e532d2d7c9d57e12d805f4a14302a5b")
+FRONTEND_CHANGES = ""
+INTEGRATION_CHANGES = ""
+
+
+def new_commits(repo, sha):
+    """Get new commits in repo."""
+    from datetime import datetime
+
+    dateformat = "%a, %d %b %Y %H:%M:%S GMT"
+    release_commit = repo.get_commit(sha)
+    since = datetime.strptime(release_commit.last_modified, dateformat)
+    commits = repo.get_commits(since=since)
+    if len(list(commits)) == 1:
+        return False
+    return reversed(list(commits)[:-1])
+
+
+def last_integration_release(github):
+    """Return last release."""
+    repo = github.get_repo("hacs/integration")
+    tag_sha = None
+    data = {}
+    tags = list(repo.get_tags())
+    reg = "(v|^)?(\\d+\\.)?(\\d+\\.)?(\\*|\\d+)$"
+    skip = True
+    if tags:
+        for tag in tags:
+            tag_name = tag.name
+            if re.match(reg, tag_name):
+                tag_sha = tag.commit.sha
+                if skip:
+                    skip = False
+                    continue
+                break
+    data["tag_name"] = tag_name
+    data["tag_sha"] = tag_sha
+    return data
+
+
+def last_frontend_release(repo, tag_name):
+    """Return last release."""
+    tags = list(repo.get_tags())
+    if tags:
+        for tag in tags:
+            if tag_name == tag.name:
+                return tag.commit.sha
+
+
+def get_frontend_commits(github):
+    changes = ""
+    repo = github.get_repo("hacs/frontend")
+    integration = github.get_repo("hacs/integration")
+    last_tag = last_integration_release(github)["tag_name"]
+    contents = integration.get_contents(
+        "custom_components/hacs/manifest.json", ref=f"refs/tags/{last_tag}"
+    )
+    for req in json.loads(contents.decoded_content)["requirements"]:
+        if "hacs_frontend" in req:
+            hacs_frontend = req.split("=")[1]
+    commits = new_commits(repo, last_frontend_release(repo, hacs_frontend))
+
+    if not commits:
+        changes = NOCHANGE
+    else:
+        for commit in commits:
+            changes += CAHNGE.format(
+                line=repo.get_git_commit(commit.sha).message,
+                link=commit.html_url,
+                author=commit.author.login,
+            )
+
+    return changes
+
+
+def get_integration_commits(github):
+    changes = ""
+    repo = github.get_repo("hacs/integration")
+    commits = new_commits(repo, last_integration_release(github)["tag_sha"])
+
+    if not commits:
+        changes = NOCHANGE
+    else:
+        for commit in commits:
+            changes += CAHNGE.format(
+                line=repo.get_git_commit(commit.sha).message,
+                link=commit.html_url,
+                author=commit.author.login,
+            )
+
+    return changes
+
+
+## Update release notes:
+VERSION = str(sys.argv[2]).replace("refs/tags/", "")
+REPO = GITHUB.get_repo("hacs/integration")
+RELEASE = REPO.get_release(VERSION)
+RELEASE.update_release(
+    name=VERSION,
+    message=BODY.format(
+        version=VERSION,
+        integration_changes=get_integration_commits(GITHUB),
+        frontend_changes=get_frontend_commits(GITHUB),
+    ),
+)

requirements.txt

@@ -6,6 +6,7 @@ attrs==19.3.0
 backoff==1.10.0
 hacs_frontend>=20191226110059
 integrationhelper==0.2.2
+PyGithub==1.44.1
 pytest-asyncio==0.10.0
 pytest-cov==2.8.1
 pytest==5.3.2