Add dates to graph

dotfiles/i3/scripts/corona

@@ -5,7 +5,7 @@
 Author: flyingscorpio
 """
 
-from datetime import datetime
+from datetime import datetime, timedelta
 import json
 import locale
 import os
@@ -87,18 +87,21 @@ def print_to_output(confirmed: int, today_confirmed_int: int,
 def generate_graph(data: List[int]) -> None:
     """Generate a small graph based on the evolution of numbers in the list."""
 
-    X = range(len(data))
-    plt.plot(X, [data[i] for i in X])
+    plt.plot(
+        [
+            datetime.today().date() - timedelta(days=i)
+            for i in reversed(range(len(data)))
+        ],
+        data
+    )
     plt.show()
 
 
-def main() -> None:
-    """Grab the data, select the region, split the values."""
-
-    corona_file = Path("~/.cache/corona").expanduser()
+def is_up_to_date(path: Path) -> bool:
+    """Stat the downloaded file and return if it is up to date."""
 
     stat_cmd = subprocess.run(
-        f"stat -c %y {corona_file} | cut -d' ' -f1",
+        f"stat -c %y {path} | cut -d' ' -f1",
         capture_output=True,
         check=False,
         shell=True,
@@ -108,9 +111,16 @@ def main() -> None:
     current_date = datetime.now()
     today = f"{current_date.year}-{current_date.month:02d}-{current_date.day:02d}"
 
-    if stat_date == today:
-        data = read_json_from_file(corona_file)
-    else:
+    return stat_date == today
+
+
+def main() -> None:
+    """Grab the data, select the region, split the values."""
+
+    corona_file = Path("~/.cache/corona").expanduser()
+
+    if not is_up_to_date(corona_file):
+        print("Downloading data to corona file")
         curl_data = grab_json_with_curl()
         write_curl_to_file(curl_data, corona_file)