06/01 Adding porfolio charts

app/routes/investments.py

@@ -6,7 +6,7 @@ from wtforms.validators import DataRequired, Optional, NumberRange, Length
 from app.extensions import db
 from app.models.investment import Investment, InvestmentTransaction
 from app.services.investment_service import (
-    get_portfolio_summary, update_prices, fetch_price,
+    get_portfolio_summary, update_prices, fetch_price, fetch_price_history,
     ASSET_COLORS, ASSET_TYPE_LABELS
 )
 from datetime import date
@@ -273,3 +273,22 @@ def api_price(ticker):
         'price':  price,
         'error':  error,
     })
+
+
+@investments_bp.route('/api/history/<ticker>')
+@login_required
+def api_price_history(ticker):
+    """
+    Return OHLC history + day/period change for a ticker.
+    Query param: tf = 1W | 1M | 3M | 6M | 1Y  (default 1M)
+    Used by the portfolio page inline charts.
+    """
+    tf = request.args.get('tf', '1M').upper()
+    if tf not in ('1W', '1M', '3M', '6M', '1Y'):
+        tf = '1M'
+
+    data = fetch_price_history(ticker.upper().strip(), tf)
+    if data is None:
+        return jsonify({'error': f'No history data available for {ticker}'}), 404
+
+    return jsonify(data)