From 55c9f6a414a28d09b0862f9d787a0c4cadd61fa0 Mon Sep 17 00:00:00 2001
From: 3gg <3gg@shellblade.net>
Date: Wed, 9 Aug 2023 08:40:29 -0700
Subject: Add footer with update time.

---
 market.py | 41 +++++++++++++++++++++++++++--------------
 1 file changed, 27 insertions(+), 14 deletions(-)

diff --git a/market.py b/market.py
index 6ac95ee..d5f3c76 100755
--- a/market.py
+++ b/market.py
@@ -1,13 +1,14 @@
 #!/usr/bin/python
 import argparse
 from collections import namedtuple
+from datetime import datetime
 import requests
 import os
 import sys
 import time
 
 from textual.app import App, ComposeResult
-from textual.widgets import DataTable
+from textual.widgets import DataTable, Label
 
 # Rapid API key must be set in the environment.
 RAPIDAPI_KEY = os.environ.get('RAPIDAPI_KEY')
@@ -212,6 +213,11 @@ def update_state(t: float, updaters: list[Updater], state: State) -> State:
 
 class MarketApp(App):
     TITLE = "Market Watch"
+    CSS = """
+    #footer {
+        dock: bottom;
+    }
+    """
 
     def __init__(self, updaters: list[Updater]):
         super().__init__()
@@ -220,9 +226,29 @@ class MarketApp(App):
         self.updaters = updaters
         self.min_update_delay = min([updater.delay for updater in updaters])
 
+    def compose(self) -> ComposeResult:
+        table = DataTable()
+        table.show_cursor = False
+        self.table = table
+        yield table
+
+        footer = Label(id="footer")
+        self.footer = footer
+        yield footer
+
+    def on_mount(self):
+        self.state = load_state(STATE_FILE)
+        self.update()
+        self.render()
+        self.set_interval(self.min_update_delay, self.update)
+
     def render(self):
         assert self.state is not None
         assert self.table is not None
+        assert self.footer is not None
+
+        update_time = datetime.now()
+        self.footer.update(f"Last update: {update_time}")
 
         #  Stock/ex | Price | Change
         #   xyz     |  xxx  |  xxx
@@ -236,19 +262,6 @@ class MarketApp(App):
         for exchange in self.state.exchanges:
             table.add_row(format_exchange_name(exchange), exchange.rate, "", "")
 
-    def compose(self) -> ComposeResult:
-        self.state = load_state(STATE_FILE)
-
-        table = DataTable()
-        table.show_cursor = False
-        self.table = table
-        yield table
-
-        self.render()
-
-        self.update()
-        self.set_interval(self.min_update_delay, self.update)
-
     def update(self) -> None:
         t = time.time()
         self.state = update_state(t, self.updaters, self.state)
-- 
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