From 28dccbfd073694644b4fc1dc268d8ebda2551a32 Mon Sep 17 00:00:00 2001
From: Bro <bro@local>
Date: Sun, 16 Aug 2026 16:15:13 +0700
Subject: [PATCH] Kantongku: animasi bar Uangmu Nyawamu (smooth width + shimmer
 + pulse kritis)

---
 src/screens/DashboardScreen.tsx | 82 ++++++++++++++++++++++++++++++++-
 1 file changed, 80 insertions(+), 2 deletions(-)

diff --git a/src/screens/DashboardScreen.tsx b/src/screens/DashboardScreen.tsx
index f12ece2..7fe701d 100644
--- a/src/screens/DashboardScreen.tsx
+++ b/src/screens/DashboardScreen.tsx
@@ -48,6 +48,9 @@ export function DashboardScreen() {
   const [compare, setCompare] = useState({ current: 0, previous: 0 });
   const [hidden, setHidden] = useState(true);
   const heartScale = useRef(new Animated.Value(1)).current;
+  const hpAnim = useRef(new Animated.Value(0)).current;
+  const shimmerX = useRef(new Animated.Value(-140)).current;
+  const pulse = useRef(new Animated.Value(1)).current;
 
   useEffect(() => {
     const loop = Animated.loop(
@@ -67,6 +70,53 @@ export function DashboardScreen() {
     loop.start();
     return () => loop.stop();
   }, [heartScale]);
+
+  // Bar HP: width bergerak halus mengikuti data
+  useEffect(() => {
+    Animated.timing(hpAnim, {
+      toValue: hpPct,
+      duration: 800,
+      useNativeDriver: false,
+    }).start();
+  }, [hpPct, hpAnim]);
+
+  // Shimmer: kilau menyapu di atas bar
+  useEffect(() => {
+    const loop = Animated.loop(
+      Animated.timing(shimmerX, {
+        toValue: 480,
+        duration: 2200,
+        useNativeDriver: true,
+      })
+    );
+    loop.start();
+    return () => loop.stop();
+  }, [shimmerX]);
+
+  // Denyut saat kritis
+  useEffect(() => {
+    let loop: Animated.CompositeAnimation | null = null;
+    if (hpPct < 40) {
+      loop = Animated.loop(
+        Animated.sequence([
+          Animated.timing(pulse, {
+            toValue: 0.5,
+            duration: 480,
+            useNativeDriver: true,
+          }),
+          Animated.timing(pulse, {
+            toValue: 1,
+            duration: 480,
+            useNativeDriver: true,
+          }),
+        ])
+      );
+      loop.start();
+    } else {
+      pulse.setValue(1);
+    }
+    return () => loop?.stop();
+  }, [hpPct, pulse]);
   const [monthExpense, setMonthExpense] = useState(0);
   const [monthIncome, setMonthIncome] = useState(0);
   const [topCategory, setTopCategory] = useState<{
@@ -343,12 +393,32 @@ export function DashboardScreen() {
             <Text style={[styles.hpPct, { color: hpColor }]}>{hpPct}%</Text>
           </View>
           <View style={styles.hpTrack}>
-            <View
+            <Animated.View
               style={[
                 styles.hpFill,
-                { width: `${hpPct}%`, backgroundColor: hpBarColor },
+                {
+                  backgroundColor: hpBarColor,
+                  width: hpAnim.interpolate({
+                    inputRange: [0, 100],
+                    outputRange: ['0%', '100%'],
+                  }),
+                  opacity: pulse,
+                },
               ]}
             />
+            <Animated.View
+              style={[
+                styles.shimmer,
+                { transform: [{ translateX: shimmerX }] },
+              ]}
+            >
+              <LinearGradient
+                colors={['transparent', 'rgba(255,255,255,0.45)', 'transparent']}
+                start={{ x: 0, y: 0 }}
+                end={{ x: 1, y: 0 }}
+                style={styles.shimmerGradient}
+              />
+            </Animated.View>
           </View>
           <View style={styles.hpFooter}>
             <Text style={[styles.hpStatus, { color: hpColor }]}>{hpStatus}</Text>
@@ -874,6 +944,14 @@ const styles = StyleSheet.create({
     height: '100%',
     borderRadius: 7,
   },
+  shimmer: {
+    position: 'absolute',
+    top: 0,
+    bottom: 0,
+    left: 0,
+    width: '45%',
+  },
+  shimmerGradient: { flex: 1 },
   hpFooter: {
     flexDirection: 'row',
     alignItems: 'center',