Feat: click throttling 기능 추가

- 중복 클릭 방지를 위한 `ClickThrottler` 및 `throttled` Composable을 추가합니다.

Author: wjdrjs00

core/designsystem/src/main/java/com/threegap/bitnagil/designsystem/component/block/BitnagilTopBar.kt

@@ -18,6 +18,7 @@ import com.threegap.bitnagil.designsystem.BitnagilTheme
 import com.threegap.bitnagil.designsystem.R
 import com.threegap.bitnagil.designsystem.component.atom.BitnagilIcon
 import com.threegap.bitnagil.designsystem.component.atom.BitnagilIconButton
+import com.threegap.bitnagil.designsystem.modifier.throttled
 
 @Composable
 fun BitnagilTopBar(
@@ -35,7 +36,7 @@ fun BitnagilTopBar(
         if (showBackButton) {
             BitnagilIconButton(
                 id = R.drawable.ic_chevron_left_lg,
-                onClick = onBackClick,
+                onClick = throttled { onBackClick() },
                 tint = BitnagilTheme.colors.coolGray10,
                 modifier = Modifier
                     .align(Alignment.CenterStart),

core/designsystem/src/main/java/com/threegap/bitnagil/designsystem/modifier/ClickThrottler.kt

@@ -0,0 +1,29 @@
+package com.threegap.bitnagil.designsystem.modifier
+
+import android.os.SystemClock
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.remember
+
+class ClickThrottler(private val throttleTimeMs: Long = 500L) {
+    private var lastClickTime: Long = 0L
+
+    fun processEvent(event: () -> Unit) {
+        val now = SystemClock.elapsedRealtime()
+        if (now - lastClickTime >= throttleTimeMs) {
+            lastClickTime = now
+            event()
+        }
+    }
+}
+
+@Composable
+fun throttled(
+    throttleTimeMs: Long = 500L,
+    onClick: () -> Unit
+): () -> Unit {
+    val throttler = remember { ClickThrottler(throttleTimeMs) }
+
+    return remember(onClick) {
+        { throttler.processEvent(onClick) }
+    }
+}

core/designsystem/src/main/java/com/threegap/bitnagil/designsystem/modifier/ModifierExt.kt

@@ -1,24 +1,19 @@
 package com.threegap.bitnagil.designsystem.modifier
 
 import androidx.compose.foundation.clickable
-import androidx.compose.foundation.interaction.MutableInteractionSource
-import androidx.compose.runtime.remember
 import androidx.compose.ui.Modifier
-import androidx.compose.ui.composed
 import androidx.compose.ui.semantics.Role
 
 fun Modifier.clickableWithoutRipple(
     enabled: Boolean = true,
     onClickLabel: String? = null,
     role: Role? = null,
     onClick: () -> Unit,
-) = composed {
-    clickable(
-        indication = null,
-        interactionSource = remember { MutableInteractionSource() },
-        enabled = enabled,
-        onClickLabel = onClickLabel,
-        role = role,
-        onClick = onClick,
-    )
-}
+) = this.clickable(
+    interactionSource = null,
+    indication = null,
+    enabled = enabled,
+    onClickLabel = onClickLabel,
+    role = role,
+    onClick = onClick,
+)