feature: cambio merge y tag para que el changelog se genere al crear un tag nuevo

src/git_flow/changelog.py

@@ -0,0 +1,60 @@
+from datetime import datetime
+from os.path import isfile
+
+from git_flow.git import Git
+
+
+class Changelog:
+    FILENAME = "CHANGELOG.md"
+    COMMIT_MESSAGE = "chore: bump version and update CHANGELOG.md [skip ci]"
+
+    def update(self, title: str, base: str, branch: str):
+        self._prepend(self.generate_entry(title, base, branch))
+
+    def generate_header(self, title):
+        now = datetime.now()
+
+        return f"""## {title} - {now.strftime("%F")}
+
+### Commits
+
+"""
+
+    def generate_content(self, base: str, branch: str):
+        commits = Git(
+            "log", base + ".." + branch, first_parent=True, format="%h", merges=False
+        ).lines()
+        content = ""
+
+        for commit in commits:
+            message = Git("show", commit, patch=False, format="%s").firstline()
+            email = Git("show", commit, patch=False, format="%ae").firstline()
+            username = email[: email.index("@")]
+            index = message.index(":")
+            commit_type = message[:index]
+            commit_message = message[index + 1 :]
+
+            content += f"- **{commit_type}**: {commit_message} [[{username}](mailto:{email})] ({commit})\n"
+
+        return content
+
+    def generate_footer(self):
+        return """
+---
+
+
+"""
+
+    def generate_entry(self, title: str, base: str, branch: str):
+        return (
+            self.generate_header(title)
+            + self.generate_content(base, branch)
+            + self.generate_footer()
+        )
+
+    def _prepend(self, content: str):
+        if isfile(self.FILENAME):
+            with open(self.FILENAME, "rw") as f:
+                content += f.read()
+                f.seek(0)
+                f.write(content)