Merge pull request #1817 from AllanWang/hilt

7 files changed, 127 insertions, 88 deletions

diff --git a/app/src/main/kotlin/com/pitchedapps/frost/activities/BaseMainActivity.kt b/app/src/main/kotlin/com/pitchedapps/frost/activities/BaseMainActivity.kt
index 3766aef7..84352cb4 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/activities/BaseMainActivity.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/activities/BaseMainActivity.kt
@@ -24,14 +24,11 @@ import android.content.res.ColorStateList
 import android.graphics.PointF
 import android.graphics.drawable.Drawable
 import android.graphics.drawable.RippleDrawable
-import android.net.Uri
 import android.os.Bundle
 import android.view.Menu
 import android.view.MenuItem
 import android.view.View
 import android.view.ViewGroup
-import android.webkit.ValueCallback
-import android.webkit.WebChromeClient
 import android.webkit.WebView
 import android.widget.FrameLayout
 import android.widget.ImageView
@@ -79,10 +76,9 @@ import com.mikepenz.iconics.typeface.IIcon
 import com.mikepenz.iconics.typeface.library.googlematerial.GoogleMaterial
 import com.pitchedapps.frost.BuildConfig
 import com.pitchedapps.frost.R
-import com.pitchedapps.frost.contracts.FileChooserContract
-import com.pitchedapps.frost.contracts.FileChooserDelegate
 import com.pitchedapps.frost.contracts.MainActivityContract
 import com.pitchedapps.frost.contracts.VideoViewHolder
+import com.pitchedapps.frost.contracts.WebFileChooser
 import com.pitchedapps.frost.databinding.ActivityMainBinding
 import com.pitchedapps.frost.databinding.ActivityMainBottomTabsBinding
 import com.pitchedapps.frost.databinding.ActivityMainDrawerWrapperBinding
@@ -149,7 +145,6 @@ import kotlin.math.abs
 abstract class BaseMainActivity :
     BaseActivity(),
     MainActivityContract,
-    FileChooserContract by FileChooserDelegate(),
     VideoViewHolder,
     SearchViewHolder {
 
@@ -167,6 +162,9 @@ abstract class BaseMainActivity :
     @Inject
     lateinit var genericDao: GenericDao
 
+    @Inject
+    lateinit var webFileChooser: WebFileChooser
+
     interface ActivityMainContentBinding {
         val root: View
         val toolbar: Toolbar
@@ -715,16 +713,9 @@ abstract class BaseMainActivity :
         return true
     }
 
-    override fun openFileChooser(
-        filePathCallback: ValueCallback<Array<Uri>?>,
-        fileChooserParams: WebChromeClient.FileChooserParams
-    ) {
-        openMediaPicker(filePathCallback, fileChooserParams)
-    }
-
     @SuppressLint("NewApi")
     override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
-        if (onActivityResultWeb(requestCode, resultCode, data)) return
+        if (webFileChooser.onActivityResultWeb(requestCode, resultCode, data)) return
         super.onActivityResult(requestCode, resultCode, data)
 
         fun hasRequest(flag: Int) = resultCode and flag > 0
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/activities/WebOverlayActivity.kt b/app/src/main/kotlin/com/pitchedapps/frost/activities/WebOverlayActivity.kt
index 689d9a65..ef7579a8 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/activities/WebOverlayActivity.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/activities/WebOverlayActivity.kt
@@ -18,12 +18,9 @@ package com.pitchedapps.frost.activities
 
 import android.content.Intent
 import android.graphics.PointF
-import android.net.Uri
 import android.os.Bundle
 import android.view.Menu
 import android.view.MenuItem
-import android.webkit.ValueCallback
-import android.webkit.WebChromeClient
 import android.widget.FrameLayout
 import androidx.appcompat.widget.Toolbar
 import androidx.coordinatorlayout.widget.CoordinatorLayout
@@ -49,11 +46,9 @@ import ca.allanwang.kau.utils.withMainContext
 import com.google.android.material.snackbar.BaseTransientBottomBar
 import com.mikepenz.iconics.typeface.library.googlematerial.GoogleMaterial
 import com.pitchedapps.frost.R
-import com.pitchedapps.frost.contracts.ActivityContract
-import com.pitchedapps.frost.contracts.FileChooserContract
-import com.pitchedapps.frost.contracts.FileChooserDelegate
 import com.pitchedapps.frost.contracts.FrostContentContainer
 import com.pitchedapps.frost.contracts.VideoViewHolder
+import com.pitchedapps.frost.contracts.WebFileChooser
 import com.pitchedapps.frost.enums.OverlayContext
 import com.pitchedapps.frost.facebook.FB_URL_BASE
 import com.pitchedapps.frost.facebook.FbItem
@@ -70,10 +65,12 @@ import com.pitchedapps.frost.utils.frostSnackbar
 import com.pitchedapps.frost.views.FrostContentWeb
 import com.pitchedapps.frost.views.FrostVideoViewer
 import com.pitchedapps.frost.views.FrostWebView
+import dagger.hilt.android.AndroidEntryPoint
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.launch
 import okhttp3.HttpUrl.Companion.toHttpUrlOrNull
+import javax.inject.Inject
 
 /**
  * Created by Allan Wang on 2017-06-01.
@@ -155,12 +152,11 @@ class WebOverlayDesktopActivity : WebOverlayActivityBase(USER_AGENT_DESKTOP_CONS
 class WebOverlayActivity : WebOverlayActivityBase()
 
 @UseExperimental(ExperimentalCoroutinesApi::class)
+@AndroidEntryPoint
 abstract class WebOverlayActivityBase(private val userAgent: String = USER_AGENT) :
     BaseActivity(),
-    ActivityContract,
     FrostContentContainer,
-    VideoViewHolder,
-    FileChooserContract by FileChooserDelegate() {
+    VideoViewHolder {
 
     override val frameWrapper: FrameLayout by bindView(R.id.frame_wrapper)
     val toolbar: Toolbar by bindView(R.id.overlay_toolbar)
@@ -169,6 +165,9 @@ abstract class WebOverlayActivityBase(private val userAgent: String = USER_AGENT
         get() = content.coreView
     private val coordinator: CoordinatorLayout by bindView(R.id.overlay_main_content)
 
+    @Inject
+    lateinit var webFileChooser: WebFileChooser
+
     private inline val urlTest: String?
         get() = intent.getStringExtra(ARG_URL) ?: intent.dataString
 
@@ -297,15 +296,8 @@ abstract class WebOverlayActivityBase(private val userAgent: String = USER_AGENT
         kauSwipeOnDestroy()
     }
 
-    override fun openFileChooser(
-        filePathCallback: ValueCallback<Array<Uri>?>,
-        fileChooserParams: WebChromeClient.FileChooserParams
-    ) {
-        openMediaPicker(filePathCallback, fileChooserParams)
-    }
-
     override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
-        if (onActivityResultWeb(requestCode, resultCode, data)) return
+        if (webFileChooser.onActivityResultWeb(requestCode, resultCode, data)) return
         super.onActivityResult(requestCode, resultCode, data)
     }
 
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/contracts/ActivityContract.kt b/app/src/main/kotlin/com/pitchedapps/frost/contracts/ActivityContract.kt
index 84edfee9..756b1f3d 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/contracts/ActivityContract.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/contracts/ActivityContract.kt
@@ -17,18 +17,12 @@
 package com.pitchedapps.frost.contracts
 
 import com.mikepenz.iconics.typeface.IIcon
-import com.pitchedapps.frost.activities.MainActivity
 import com.pitchedapps.frost.fragments.BaseFragment
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.channels.BroadcastChannel
 
-/**
- * All the contracts for [MainActivity]
- */
-interface ActivityContract : FileChooserActivityContract
-
 @UseExperimental(ExperimentalCoroutinesApi::class)
-interface MainActivityContract : ActivityContract, MainFabContract {
+interface MainActivityContract : MainFabContract {
     val fragmentChannel: BroadcastChannel<Int>
     val headerBadgeChannel: BroadcastChannel<String>
     fun setTitle(res: Int)
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/contracts/FileChooser.kt b/app/src/main/kotlin/com/pitchedapps/frost/contracts/FileChooser.kt
index 4853e7ff..521d0f97 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/contracts/FileChooser.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/contracts/FileChooser.kt
@@ -25,55 +25,63 @@ import ca.allanwang.kau.permissions.PERMISSION_WRITE_EXTERNAL_STORAGE
 import ca.allanwang.kau.permissions.kauRequestPermissions
 import ca.allanwang.kau.utils.string
 import com.pitchedapps.frost.R
+import com.pitchedapps.frost.injectors.ThemeProvider
 import com.pitchedapps.frost.utils.L
+import com.pitchedapps.frost.utils.frostSnackbar
+import dagger.Binds
+import dagger.Module
+import dagger.hilt.InstallIn
+import dagger.hilt.android.components.ActivityComponent
+import dagger.hilt.android.scopes.ActivityScoped
+import javax.inject.Inject
 
 /**
  * Created by Allan Wang on 2017-07-04.
  */
-const val MEDIA_CHOOSER_RESULT = 67
+private const val MEDIA_CHOOSER_RESULT = 67
 
-interface FileChooserActivityContract {
-    fun openFileChooser(
-        filePathCallback: ValueCallback<Array<Uri>?>,
-        fileChooserParams: WebChromeClient.FileChooserParams
-    )
-}
-
-interface FileChooserContract {
-    var filePathCallback: ValueCallback<Array<Uri>?>?
-    fun Activity.openMediaPicker(
+interface WebFileChooser {
+    fun openMediaPicker(
         filePathCallback: ValueCallback<Array<Uri>?>,
         fileChooserParams: WebChromeClient.FileChooserParams
     )
 
-    fun Activity.onActivityResultWeb(requestCode: Int, resultCode: Int, intent: Intent?): Boolean
+    fun onActivityResultWeb(
+        requestCode: Int,
+        resultCode: Int,
+        intent: Intent?
+    ): Boolean
 }
 
-class FileChooserDelegate : FileChooserContract {
-
-    override var filePathCallback: ValueCallback<Array<Uri>?>? = null
+class WebFileChooserImpl @Inject internal constructor(
+    private val activity: Activity,
+    private val themeProvider: ThemeProvider
+) : WebFileChooser {
+    private var filePathCallback: ValueCallback<Array<Uri>?>? = null
 
-    override fun Activity.openMediaPicker(
+    override fun openMediaPicker(
         filePathCallback: ValueCallback<Array<Uri>?>,
         fileChooserParams: WebChromeClient.FileChooserParams
     ) {
-        kauRequestPermissions(PERMISSION_WRITE_EXTERNAL_STORAGE) { granted, _ ->
+        activity.kauRequestPermissions(PERMISSION_WRITE_EXTERNAL_STORAGE) { granted, _ ->
             if (!granted) {
+                L.d { "Failed to get write permissions" }
+                activity.frostSnackbar(R.string.file_chooser_not_found, themeProvider)
                 filePathCallback.onReceiveValue(null)
                 return@kauRequestPermissions
             }
-            this@FileChooserDelegate.filePathCallback = filePathCallback
+            this.filePathCallback = filePathCallback
             val intent = Intent()
             intent.type = fileChooserParams.acceptTypes.firstOrNull()
             intent.action = Intent.ACTION_GET_CONTENT
-            startActivityForResult(
-                Intent.createChooser(intent, string(R.string.pick_image)),
+            activity.startActivityForResult(
+                Intent.createChooser(intent, activity.string(R.string.pick_image)),
                 MEDIA_CHOOSER_RESULT
             )
         }
     }
 
-    override fun Activity.onActivityResultWeb(
+    override fun onActivityResultWeb(
         requestCode: Int,
         resultCode: Int,
         intent: Intent?
@@ -86,3 +94,11 @@ class FileChooserDelegate : FileChooserContract {
         return true
     }
 }
+
+@Module
+@InstallIn(ActivityComponent::class)
+interface WebFileChooserModule {
+    @Binds
+    @ActivityScoped
+    fun webFileChooser(to: WebFileChooserImpl): WebFileChooser
+}
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/views/FrostWebView.kt b/app/src/main/kotlin/com/pitchedapps/frost/views/FrostWebView.kt
index ec012ed5..f384d134 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/views/FrostWebView.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/views/FrostWebView.kt
@@ -18,6 +18,7 @@ package com.pitchedapps.frost.views
 
 import android.animation.ValueAnimator
 import android.annotation.SuppressLint
+import android.app.Activity
 import android.content.Context
 import android.graphics.Color
 import android.util.AttributeSet
@@ -29,6 +30,7 @@ import ca.allanwang.kau.utils.launchMain
 import com.pitchedapps.frost.contracts.FrostContentContainer
 import com.pitchedapps.frost.contracts.FrostContentCore
 import com.pitchedapps.frost.contracts.FrostContentParent
+import com.pitchedapps.frost.contracts.WebFileChooser
 import com.pitchedapps.frost.db.CookieDao
 import com.pitchedapps.frost.db.currentCookie
 import com.pitchedapps.frost.facebook.FB_HOME_URL
@@ -43,8 +45,15 @@ import com.pitchedapps.frost.web.FrostChromeClient
 import com.pitchedapps.frost.web.FrostJSI
 import com.pitchedapps.frost.web.FrostWebViewClient
 import com.pitchedapps.frost.web.NestedWebView
+import dagger.BindsInstance
+import dagger.hilt.DefineComponent
+import dagger.hilt.EntryPoint
+import dagger.hilt.EntryPoints
+import dagger.hilt.InstallIn
 import dagger.hilt.android.AndroidEntryPoint
+import dagger.hilt.android.components.ViewComponent
 import javax.inject.Inject
+import javax.inject.Scope
 import kotlin.math.abs
 import kotlin.math.max
 import kotlin.math.min
@@ -61,6 +70,9 @@ class FrostWebView @JvmOverloads constructor(
 ) : NestedWebView(context, attrs, defStyleAttr), FrostContentCore {
 
     @Inject
+    lateinit var activity: Activity
+
+    @Inject
     lateinit var fbCookie: FbCookie
 
     @Inject
@@ -70,8 +82,14 @@ class FrostWebView @JvmOverloads constructor(
     lateinit var themeProvider: ThemeProvider
 
     @Inject
+    lateinit var webFileChooser: WebFileChooser
+
+    @Inject
     lateinit var cookieDao: CookieDao
 
+    @Inject
+    lateinit var frostWebComponentBuilder: FrostWebComponentBuilder
+
     override fun reload(animate: Boolean) {
         if (parent.registerTransition(false, animate))
             super.reload()
@@ -86,6 +104,8 @@ class FrostWebView @JvmOverloads constructor(
 
     @SuppressLint("SetJavaScriptEnabled")
     override fun bind(container: FrostContentContainer): View {
+        val component = frostWebComponentBuilder.frostWebView(this).build()
+        val entryPoint = EntryPoints.get(component, FrostWebEntryPoint::class.java)
         userAgentString = USER_AGENT
         with(settings) {
             javaScriptEnabled = true
@@ -98,8 +118,8 @@ class FrostWebView @JvmOverloads constructor(
         // attempt to get custom client; otherwise fallback to original
         frostWebClient = (container as? WebFragment)?.client(this) ?: FrostWebViewClient(this)
         webViewClient = frostWebClient
-        webChromeClient = FrostChromeClient(this, themeProvider)
-        addJavascriptInterface(FrostJSI(this), "Frost")
+        webChromeClient = FrostChromeClient(this, themeProvider, webFileChooser)
+        addJavascriptInterface(entryPoint.frostJsi(), "Frost")
         setBackgroundColor(Color.TRANSPARENT)
         setDownloadListener { url, userAgent, contentDisposition, mimetype, contentLength ->
             context.ctxCoroutine.launchMain {
@@ -231,3 +251,29 @@ class FrostWebView @JvmOverloads constructor(
         super.destroy()
     }
 }
+
+@Scope
+@Retention(AnnotationRetention.BINARY)
+@Target(
+    AnnotationTarget.FUNCTION,
+    AnnotationTarget.TYPE,
+    AnnotationTarget.CLASS
+)
+annotation class FrostWebScoped
+
+@FrostWebScoped
+@DefineComponent(parent = ViewComponent::class)
+interface FrostWebComponent
+
+@DefineComponent.Builder
+interface FrostWebComponentBuilder {
+    fun frostWebView(@BindsInstance web: FrostWebView): FrostWebComponentBuilder
+    fun build(): FrostWebComponent
+}
+
+@EntryPoint
+@InstallIn(FrostWebComponent::class)
+interface FrostWebEntryPoint {
+    @FrostWebScoped
+    fun frostJsi(): FrostJSI
+}
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/web/FrostChromeClients.kt b/app/src/main/kotlin/com/pitchedapps/frost/web/FrostChromeClients.kt
index e687dd2d..61a76e70 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/web/FrostChromeClients.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/web/FrostChromeClients.kt
@@ -30,11 +30,9 @@ import ca.allanwang.kau.permissions.kauRequestPermissions
 import ca.allanwang.kau.utils.materialDialog
 import com.afollestad.materialdialogs.callbacks.onDismiss
 import com.afollestad.materialdialogs.input.input
-import com.pitchedapps.frost.R
-import com.pitchedapps.frost.contracts.ActivityContract
+import com.pitchedapps.frost.contracts.WebFileChooser
 import com.pitchedapps.frost.injectors.ThemeProvider
 import com.pitchedapps.frost.utils.L
-import com.pitchedapps.frost.utils.frostSnackbar
 import com.pitchedapps.frost.views.FrostWebView
 import kotlinx.coroutines.channels.SendChannel
 
@@ -49,13 +47,13 @@ import kotlinx.coroutines.channels.SendChannel
  */
 class FrostChromeClient(
     web: FrostWebView,
-    private val themeProvider: ThemeProvider
+    private val themeProvider: ThemeProvider,
+    private val webFileChooser: WebFileChooser,
 ) : WebChromeClient() {
 
     private val refresh: SendChannel<Boolean> = web.parent.refreshChannel
     private val progress: SendChannel<Int> = web.parent.progressChannel
     private val title: SendChannel<String> = web.parent.titleChannel
-    private val activity = (web.context as? ActivityContract)
     private val context = web.context!!
 
     override fun getDefaultVideoPoster(): Bitmap? =
@@ -83,9 +81,8 @@ class FrostChromeClient(
         filePathCallback: ValueCallback<Array<Uri>?>,
         fileChooserParams: FileChooserParams
     ): Boolean {
-        activity?.openFileChooser(filePathCallback, fileChooserParams)
-            ?: webView.frostSnackbar(R.string.file_chooser_not_found, themeProvider)
-        return activity != null
+        webFileChooser.openMediaPicker(filePathCallback, fileChooserParams)
+        return true
     }
 
     private fun JsResult.frostCancel() {
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/web/FrostJSI.kt b/app/src/main/kotlin/com/pitchedapps/frost/web/FrostJSI.kt
index 9a853dae..3ead78f4 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/web/FrostJSI.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/web/FrostJSI.kt
@@ -16,12 +16,11 @@
  */
 package com.pitchedapps.frost.web
 
-import android.content.Context
+import android.app.Activity
 import android.webkit.JavascriptInterface
 import ca.allanwang.kau.utils.ctxCoroutine
 import com.pitchedapps.frost.activities.MainActivity
 import com.pitchedapps.frost.activities.WebOverlayActivityBase
-import com.pitchedapps.frost.contracts.MainActivityContract
 import com.pitchedapps.frost.contracts.VideoViewHolder
 import com.pitchedapps.frost.db.CookieEntity
 import com.pitchedapps.frost.facebook.FbCookie
@@ -35,19 +34,23 @@ import com.pitchedapps.frost.utils.showWebContextMenu
 import com.pitchedapps.frost.views.FrostWebView
 import kotlinx.coroutines.channels.SendChannel
 import kotlinx.coroutines.launch
+import javax.inject.Inject
 
 /**
  * Created by Allan Wang on 2017-06-01.
  */
-class FrostJSI(val web: FrostWebView) {
-
-    private val fbCookie: FbCookie get() = web.fbCookie
-    private val prefs: Prefs get() = web.prefs
-    private val context: Context = web.context
-    private val activity: MainActivity? = context as? MainActivity
-    private val header: SendChannel<String>? = activity?.headerBadgeChannel
+class FrostJSI @Inject internal constructor(
+    val web: FrostWebView,
+    private val activity: Activity,
+    private val fbCookie: FbCookie,
+    private val prefs: Prefs
+) {
+
+    private val mainActivity: MainActivity? = activity as? MainActivity
+    private val webActivity: WebOverlayActivityBase? = activity as? WebOverlayActivityBase
+    private val header: SendChannel<String>? = mainActivity?.headerBadgeChannel
     private val refresh: SendChannel<Boolean> = web.parent.refreshChannel
-    private val cookies: List<CookieEntity> = activity?.cookies() ?: arrayListOf()
+    private val cookies: List<CookieEntity> = activity.cookies()
 
     /**
      * Attempts to load the url in an overlay
@@ -61,7 +64,7 @@ class FrostJSI(val web: FrostWebView) {
     fun loadVideo(url: String?, isGif: Boolean): Boolean =
         if (url != null && prefs.enablePip) {
             web.post {
-                (context as? VideoViewHolder)?.showVideo(url, isGif)
+                (activity as? VideoViewHolder)?.showVideo(url, isGif)
                     ?: L.e { "Could not load video; contract not implemented" }
             }
             true
@@ -82,7 +85,7 @@ class FrostJSI(val web: FrostWebView) {
     fun contextMenu(url: String?, text: String?) {
         // url will be formatted through webcontext
         web.post {
-            context.showWebContextMenu(
+            activity.showWebContextMenu(
                 WebContext(url.takeIf { it.isIndependent }, text),
                 fbCookie,
                 prefs
@@ -96,7 +99,7 @@ class FrostJSI(val web: FrostWebView) {
      */
     @JavascriptInterface
     fun longClick(start: Boolean) {
-        activity?.contentBinding?.viewpager?.enableSwipe = !start
+        mainActivity?.contentBinding?.viewpager?.enableSwipe = !start
         if (web.frostWebClient.urlSupportsRefresh) {
             web.parent.swipeDisabledByAction = start
         }
@@ -113,15 +116,15 @@ class FrostJSI(val web: FrostWebView) {
         web.parent.swipeDisabledByAction = disable
         if (disable) {
             // locked onto an input field; ensure content is visible
-            (context as? MainActivityContract)?.collapseAppBar()
+            mainActivity?.collapseAppBar()
         }
     }
 
     @JavascriptInterface
     fun loadLogin() {
         L.d { "Sign up button found; load login" }
-        context.ctxCoroutine.launch {
-            fbCookie.logout(context, deleteCookie = false)
+        activity.ctxCoroutine.launch {
+            fbCookie.logout(activity, deleteCookie = false)
         }
     }
 
@@ -130,7 +133,7 @@ class FrostJSI(val web: FrostWebView) {
      */
     @JavascriptInterface
     fun loadImage(imageUrl: String, text: String?) {
-        context.launchImageActivity(imageUrl, text)
+        activity.launchImageActivity(imageUrl, text)
     }
 
     @JavascriptInterface
@@ -159,8 +162,8 @@ class FrostJSI(val web: FrostWebView) {
 
     @JavascriptInterface
     fun allowHorizontalScrolling(enable: Boolean) {
-        activity?.contentBinding?.viewpager?.enableSwipe = enable
-        (context as? WebOverlayActivityBase)?.swipeBack?.disallowIntercept = !enable
+        mainActivity?.contentBinding?.viewpager?.enableSwipe = enable
+        webActivity?.swipeBack?.disallowIntercept = !enable
     }
 
     private var isScrolling = false