1 files changed, 69 insertions, 0 deletions
diff --git a/modules/home/arkenfox/update-hashes.py b/modules/home/arkenfox/update-hashes.py
new file mode 100755
index 0000000..3834d7a
--- /dev/null
+++ b/modules/home/arkenfox/update-hashes.py
@@ -0,0 +1,69 @@
+#!/usr/bin/env nix-shell
+#! nix-shell --pure -i python3 -p nix python3 python3Packages.requests
+import json
+import requests
+import subprocess
+from pathlib import Path
+
+GITHUB_API = "https://api.github.com"
+ARKENFOX_REPO = "arkenfox/user.js"
+HASHES_FILE = Path("arkenfox-hashes.json")
+
+
+def get_tags():
+    r = requests.get(
+        f"{GITHUB_API}/repos/{ARKENFOX_REPO}/releases",
+        headers={
+            "Accept": "application/vnd.github+json",
+            "X-GitHub-Api-Version": "2022-11-28",
+        },
+    )
+    r.raise_for_status()
+    releases = r.json()
+    return [release["tag_name"] for release in releases]
+
+
+def get_hash_for_tag(tag: str):
+    print(f"❓️ Calculating hash of Arkenfox v{tag}")
+    process = subprocess.run(
+        [
+            "nix",
+            "--experimental-features",
+            "nix-command flakes",
+            "store",
+            "prefetch-file",
+            "--unpack",
+            "--json",
+            f"https://github.com/{ARKENFOX_REPO}/archive/refs/tags/{tag}.tar.gz",
+        ],
+        check=True,
+        capture_output=True,
+        text=True,
+    )
+    output = json.loads(process.stdout)
+    return output["hash"]
+
+
+tracked_tags = {}
+if HASHES_FILE.exists():
+    with open(HASHES_FILE, "r") as f:
+        tracked_tags = json.load(f)
+
+upstream_tags = get_tags()
+tags_to_update = [tag for tag in upstream_tags if tag not in tracked_tags.keys()]
+old_tracked = tracked_tags.copy()
+
+update_len = len(tags_to_update)
+if update_len < 1:
+    print("😐️ No updates found")
+    exit()
+
+print(f"🏃 Updating with {update_len} tag(s)")
+for tag in tags_to_update:
+    tracked_tags[tag] = get_hash_for_tag(tag)
+
+if tracked_tags != old_tracked:
+    with open(HASHES_FILE, "w") as f:
+        json.dump(tracked_tags, f, indent=2, sort_keys=True)
+
+print("👍️ Done!")