Move Context.findActivity to separated file

app/src/main/kotlin/com/hippo/ehviewer/ui/CommonOperations.kt

@@ -58,6 +58,7 @@ import com.hippo.ehviewer.ui.scene.BaseScene
 import com.hippo.ehviewer.ui.tools.DialogState
 import com.hippo.ehviewer.util.FavouriteStatusRouter
 import com.hippo.ehviewer.util.LongList
+import com.hippo.ehviewer.util.findActivity
 import com.hippo.ehviewer.util.requestPermission
 import com.hippo.unifile.UniFile
 import eu.kanade.tachiyomi.ui.reader.ReaderActivity
@@ -68,7 +69,6 @@ import kotlinx.coroutines.DelicateCoroutinesApi
 import kotlinx.coroutines.sync.Mutex
 import kotlinx.coroutines.sync.withLock
 import moe.tarsin.coroutines.runSuspendCatching
-import rikka.core.util.ContextUtils.requireActivity
 import splitties.init.appCtx
 
 object CommonOperations {
@@ -314,7 +314,7 @@ suspend fun DialogState.doGalleryInfoAction(info: BaseGalleryInfo, context: Cont
             title = EhUtils.getSuitableTitle(info),
         )
     }
-    with(requireActivity<MainActivity>(context)) {
+    with(context.findActivity<MainActivity>()) {
         when (selected) {
             0 -> navToReader(info)
             1 -> withUIContext {

app/src/main/kotlin/com/hippo/ehviewer/util/ClipboardUtil.kt

@@ -17,12 +17,10 @@
  */
 package com.hippo.ehviewer.util
 
-import android.app.Activity
 import android.content.ClipData
 import android.content.ClipDescription
 import android.content.ClipboardManager
 import android.content.Context
-import android.content.ContextWrapper
 import android.os.Build
 import android.view.textclassifier.TextClassifier
 import androidx.core.os.persistableBundleOf
@@ -51,10 +49,8 @@ fun Context.addTextToClipboard(text: CharSequence?, isSensitive: Boolean, useToa
     }
     // Avoid double notify user since system have done that on Tiramisu above
     if (Build.VERSION.SDK_INT < Build.VERSION_CODES.TIRAMISU) {
-        val activity = findActivity()
-        if (activity is MainActivity) {
-            activity.showTip(R.string.copied_to_clipboard, BaseScene.LENGTH_SHORT, useToast)
-        }
+        val activity = findActivity<MainActivity>()
+        activity.showTip(R.string.copied_to_clipboard, BaseScene.LENGTH_SHORT, useToast)
     }
 }
 
@@ -66,15 +62,3 @@ fun ClipboardManager.getUrlFromClipboard(context: Context): String? {
     val string = item?.coerceToText(context).toString()
     return string.ifEmpty { null }
 }
-
-/**
- * Find the closest Activity in a given Context.
- */
-internal fun Context.findActivity(): Activity {
-    var context = this
-    while (context is ContextWrapper) {
-        if (context is Activity) return context
-        context = context.baseContext
-    }
-    throw IllegalStateException("findActivity() should be called in the context of an Activity")
-}

app/src/main/kotlin/com/hippo/ehviewer/util/ContextUtil.kt

@@ -0,0 +1,17 @@
+package com.hippo.ehviewer.util
+
+import android.app.Activity
+import android.content.Context
+import android.content.ContextWrapper
+
+/**
+ * Find the closest Activity in a given Context.
+ */
+inline fun <reified T : Activity> Context.findActivity(): T {
+    var context = this
+    while (context is ContextWrapper) {
+        if (context is Activity) return context as T
+        context = context.baseContext
+    }
+    throw IllegalStateException("findActivity() should be called in the context of an Activity")
+}

app/src/main/kotlin/com/hippo/ehviewer/util/LauncherUtils.kt

@@ -25,7 +25,6 @@ import eu.kanade.tachiyomi.util.lang.withUIContext
 import java.io.File
 import kotlin.coroutines.resume
 import kotlin.coroutines.suspendCoroutine
-import rikka.core.util.ContextUtils.requireActivity
 
 // Fuck off the silly Android launcher and callback :)
 
@@ -58,7 +57,7 @@ private suspend fun <I, O> Context.awaitActivityResult(contract: ActivityResultC
     lifecycle.addObserver(observer)
     return withUIContext {
         suspendCoroutine { cont -> // No cancellation support here since we cannot cancel a launched Intent
-            val activity = requireActivity<ComponentActivity>(this@awaitActivityResult)
+            val activity = findActivity<ComponentActivity>()
             launcher = activity.activityResultRegistry.register(key, contract) {
                 launcher?.unregister()
                 lifecycle.removeObserver(observer)