Big improvements on image view.

rstat_tool/dashboard.py

@@ -1,6 +1,6 @@
 # rstat_tool/dashboard.py
 
-from flask import Flask, render_template
+from flask import Flask, render_template, request
 from datetime import datetime, timedelta, timezone
 from .logger_setup import get_logger
 from .database import (
@@ -69,13 +69,30 @@ def daily_image_view(name):
 
 @app.route("/image/weekly/<name>")
 def weekly_image_view(name):
-    """The handler for the WEEKLY image-style dashboard."""
-    tickers = get_weekly_summary_for_subreddit(name)
-    
-    # Create the date range string for the title
-    end_date = datetime.now(timezone.utc)
-    start_date = end_date - timedelta(days=7)
-    date_range_str = f"{start_date.strftime('%b %d')} - {end_date.strftime('%b %d, %Y')}"
+    """
+    The handler for the WEEKLY image-style dashboard.
+    Accepts an optional 'date' query parameter in YYYY-MM-DD format.
+    """
+    # Get the date from the URL query string, e.g., ?date=2025-07-21
+    date_str = request.args.get('date')
+    target_date = None
+
+    if date_str:
+        try:
+            # Convert the string to a datetime object
+            target_date = datetime.strptime(date_str, "%Y-%m-%d").replace(tzinfo=timezone.utc)
+        except ValueError:
+            return "Invalid date format. Please use YYYY-MM-DD.", 400
+    else:
+        # If no date is provided, default to showing LAST week
+        today = datetime.now(timezone.utc)
+        target_date = today - timedelta(days=7)
+
+    # The query now returns the results and the date objects used
+    tickers, start_of_week, end_of_week = get_weekly_summary_for_subreddit(name, target_date)
+
+    # Format the date range for the title
+    date_range_str = f"{start_of_week.strftime('%b %d')} - {end_of_week.strftime('%b %d, %Y')}"
 
     return render_template(
         "weekly_image_view.html",