Update app.py

app.py

@@ -1440,23 +1440,47 @@ setTimeout(() => {
 </script>
 """, unsafe_allow_html=True)
 
-# 🔹 Helper: ASCII Sparkline in PLN Blue
+#bloob line
 def ascii_sparkline_pln(data):
     if not data or len(data) == 0:
-        return ""
+        return "<span class='spark' style='color:#999;'>—</span>"
+    
     try:
         data = [float(x) for x in data]
-        min_val, max_val = min(data), max(data)
-        if max_val == min_val:
-            norm = [3] * len(data)
+        n = len(data)
+        if n == 1:
+            return "<span class='spark' style='color:#003DA5;'>•</span>"
+
+        # Normalisasi ke [0, 10] dalam tinggi 16px (y terbalik: 0=top, 16=bottom)
+        min_y, max_y = min(data), max(data)
+        height = 16
+        margin = 2
+        usable_h = height - 2 * margin
+
+        if max_y == min_y:
+            y_coords = [margin + usable_h / 2] * n
         else:
-            norm = [int(7 * (x - min_val) / (max_val - min_val + 1e-9)) for x in data]
-        blocks = "▁▂▃▄▅▆▇█"
-        spark = "".join(blocks[min(max(0, i), 7)] for i in norm)
-        return f"<span class='spark' style='color:#003DA5;'>{spark}</span>"
-    except:
-        return "<span class='spark' style='color:#999;'>▁▁▁</span>"
+            y_coords = [
+                margin + usable_h * (1 - (v - min_y) / (max_y - min_y + 1e-9))
+                for v in data
+            ]
+
+        # Buat koordinat polyline: x = 0, 8, 16, ... (jarak 8px per titik)
+        points = " ".join(f"{i * 8},{y:.1f}" for i, y in enumerate(y_coords))
+        width = max(24, (n - 1) * 8 + 4)
+
+        svg = (
+            f'<svg class="sparkline" width="{width}" height="{height}" '
+            f'viewBox="-2 0 {width} {height}" style="vertical-align:middle" '
+            f'xmlns="http://www.w3.org/2000/svg">'
+            f'<polyline points="{points}" fill="none" stroke="#003DA5" '
+            f'stroke-width="1.2" stroke-linecap="round" stroke-linejoin="round"/>'
+            f'</svg>'
+        )
+        return svg
 
+    except Exception:
+        return "<span class='spark' style='color:#999;'>⚠</span>"
 # ——————— 1. Creators: ONLY Coverage < 90% AND Slope < 0 ———————
 def predict_creators(df):
     # ❌ Tidak ada filter Non-Positive