fix(commands/init): fix init commands cannot create config file

Author: Lee-W

commitizen/commands/init.py

@@ -2,8 +2,9 @@
 
 from commitizen import factory, out
 from commitizen.cz import registry
-from commitizen.config import BaseConfig
+from commitizen.config import BaseConfig, TomlConfig, IniConfig
 from commitizen.git import get_latest_tag, get_all_tags
+from commitizen.defaults import config_files
 
 
 class Init:
@@ -16,20 +17,37 @@ def __call__(self):
 
         # No config file exist
         if not self.config.path:
+            config_path = self._ask_config_path()
+
+            if "toml" in config_path:
+                self.config = TomlConfig(data="", path=config_path)
+            else:
+                self.config = IniConfig(data="", path=config_path)
+
+            self.config.init_empty_config_file()
+
             values_to_add["name"] = self._ask_name()
             tag = self._ask_tag()
             values_to_add["version"] = tag
             values_to_add["tag_format"] = self._ask_tag_format(tag)
+            self._update_config_file(values_to_add)
+            out.write("The configuration are all set.")
         else:
+            # TODO: handle the case that config file exist but no value
             out.line(f"Config file {self.config.path} already exists")
-            raise SystemExit()
 
-        self._update_config_file(values_to_add)
-        out.write("The configuration are all set.")
+    def _ask_config_path(self) -> str:
+        name = questionary.select(
+            "Please choose a supported config file: (default: pyproject.tml)",
+            choices=config_files,
+            default="pyproject.toml",
+            style=self.cz.style,
+        ).ask()
+        return name
 
     def _ask_name(self) -> str:
         name = questionary.select(
-            "Please choose a cz: ",
+            "Please choose a cz: (default: cz_conventional_commits)",
             choices=list(registry.keys()),
             default="cz_conventional_commits",
             style=self.cz.style,
@@ -38,14 +56,18 @@ def _ask_name(self) -> str:
 
     def _ask_tag(self) -> str:
         latest_tag = get_latest_tag()
+        if not latest_tag:
+            out.error("No Existing Tag. Set tag to v0.0.1")
+            return 'v0.0.1'
+
         is_correct_tag = questionary.confirm(
             f"Is {latest_tag} the latest tag?", style=self.cz.style, default=False
         ).ask()
         if not is_correct_tag:
             tags = get_all_tags()
             if not tags:
-                out.line("No Existing Tag. Set tag to v0.0.1")
-                return "v0.0.1"
+                out.error("No Existing Tag. Set tag to v0.0.1")
+                return 'v0.0.1'
 
             latest_tag = questionary.select(
                 "Please choose the latest tag: ",