Add version checking on command

Author: woojiahao

app/cli.py

@@ -1,7 +1,11 @@
 import click
+import requests
 
 from app.commands import check, download, progress, setup, verify
 from app.commands.version import version
+from app.utils.click_utils import warn
+from app.utils.version_utils import Version
+from app.version import __version__
 
 
 @click.group()
@@ -11,6 +15,13 @@ def cli(ctx, verbose) -> None:
     """Git-Mastery CLI"""
     ctx.ensure_object(dict)
     ctx.obj["VERBOSE"] = verbose
+    current_version = Version.parse_version_string(__version__)
+    tags = requests.get("https://api.github.com/repos/git-mastery/app/tags").json()
+    latest_version = Version.parse_version_string(tags[0]["name"])
+    if current_version.is_behind(latest_version):
+        warn(
+            f"Your version of Git-Mastery CLI {click.style(current_version, bold=True)} is behind the latest version {click.style(latest_version, bold=True, italic=True)}. Please update the CLI."
+        )
 
 
 def start() -> None:

app/commands/verify.py

@@ -16,7 +16,6 @@
 from app.commands.progress.constants import (
     LOCAL_FOLDER_NAME,
     PROGRESS_REPOSITORY_NAME,
-    STUDENT_PROGRESS_FORK_NAME,
 )
 from app.utils.click_utils import error, info, warn
 from app.utils.gh_cli_utils import get_prs, get_username, pull_request
@@ -45,7 +44,6 @@ def print_output(output: GitAutograderOutput) -> None:
 
 def submit_progress(output: GitAutograderOutput, verbose: bool) -> None:
     username = get_username(verbose)
-    progress_name = STUDENT_PROGRESS_FORK_NAME.format(username=username)
 
     gitmastery_root_path, _, gitmastery_config = require_gitmastery_root()
     progress_local = gitmastery_config.get("progress_local", False)

app/commands/version.py

@@ -1,10 +1,12 @@
 import click
 
 from app.utils.click_utils import info
+from app.utils.version_utils import Version
 from app.version import __version__
 
 
 @click.command()
 @click.pass_context
 def version(_: click.Context) -> None:
-    info(f"Git-Mastery CLI is currently {__version__}")
+    current_version = Version.parse_version_string(__version__)
+    info(f"Git-Mastery CLI is {click.style(current_version, bold=True, italic=True)}")

app/utils/version_utils.py

@@ -0,0 +1,21 @@
+from dataclasses import dataclass
+
+
+@dataclass
+class Version:
+    major: int
+    minor: int
+    patch: int
+
+    @staticmethod
+    def parse_version_string(version: str) -> "Version":
+        only_version = version[1:]
+        [major, minor, patch] = only_version.split(".")
+        return Version(int(major), int(minor), int(patch))
+
+    def is_behind(self, other: "Version") -> bool:
+        """Returns if the current version is behind the other version based on major and minor versions."""
+        return (other.major, other.minor) > (self.major, self.minor)
+
+    def __repr__(self) -> str:
+        return f"v{self.major}.{self.minor}.{self.patch}"

app/version.py

@@ -1 +1 @@
-__version__ = "0.0.0-dev"
+__version__ = "v0.0.0"