From 14573f9ac4cb9cfb799e1cd20d78202599d55e25 Mon Sep 17 00:00:00 2001
From: Allan Wang <me@allanwang.ca>
Date: Sun, 29 Sep 2019 02:49:16 -0700
Subject: Disable swipe to refresh for composer and sharer urls

---
 .../main/kotlin/com/pitchedapps/frost/web/FrostJSI.kt   |  7 ++++++-
 .../com/pitchedapps/frost/web/FrostWebViewClients.kt    | 17 ++++++++++++++++-
 app/src/main/play/en-US/whatsnew                        |  2 +-
 3 files changed, 23 insertions(+), 3 deletions(-)

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 187ab9eb..0988e331 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/web/FrostJSI.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/web/FrostJSI.kt
@@ -89,7 +89,9 @@ class FrostJSI(val web: FrostWebView) {
     @JavascriptInterface
     fun longClick(start: Boolean) {
         activity?.viewPager?.enableSwipe = !start
-        web.parent.swipeEnabled = !start
+        if (web.frostWebClient.urlSupportsRefresh) {
+            web.parent.swipeEnabled = !start
+        }
     }
 
     /**
@@ -97,6 +99,9 @@ class FrostJSI(val web: FrostWebView) {
      */
     @JavascriptInterface
     fun disableSwipeRefresh(disable: Boolean) {
+        if (!web.frostWebClient.urlSupportsRefresh) {
+            return
+        }
         web.parent.swipeEnabled = !disable
         if (disable) {
             // locked onto an input field; ensure content is visible
diff --git a/app/src/main/kotlin/com/pitchedapps/frost/web/FrostWebViewClients.kt b/app/src/main/kotlin/com/pitchedapps/frost/web/FrostWebViewClients.kt
index f6279611..ab7ee087 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/web/FrostWebViewClients.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/web/FrostWebViewClients.kt
@@ -24,6 +24,7 @@ import android.webkit.WebView
 import android.webkit.WebViewClient
 import ca.allanwang.kau.utils.withAlpha
 import com.pitchedapps.frost.facebook.FACEBOOK_BASE_COM
+import com.pitchedapps.frost.facebook.FB_URL_BASE
 import com.pitchedapps.frost.facebook.FbCookie
 import com.pitchedapps.frost.facebook.FbItem
 import com.pitchedapps.frost.facebook.WWW_FACEBOOK_COM
@@ -69,10 +70,24 @@ open class FrostWebViewClient(val web: FrostWebView) : BaseWebViewClient() {
 
     private val refresh: SendChannel<Boolean> = web.parent.refreshChannel
     private val isMain = web.parent.baseEnum != null
+    /**
+     * True if current url supports refresh. See [doUpdateVisitedHistory] for updates
+     */
+    internal var urlSupportsRefresh: Boolean = true
 
     override fun doUpdateVisitedHistory(view: WebView, url: String?, isReload: Boolean) {
-        v { "History $url" }
         super.doUpdateVisitedHistory(view, url, isReload)
+        urlSupportsRefresh = urlSupportsRefresh(url)
+        web.parent.swipeEnabled = urlSupportsRefresh
+        v { "History $url; refresh $urlSupportsRefresh" }
+    }
+
+    private fun urlSupportsRefresh(url: String?): Boolean {
+        if (url == null) return false
+        if (!url.isFacebookUrl) return true
+        if (url == "$FB_URL_BASE?soft=composer") return false
+        if (url.contains("sharer.php") || url.contains("sharer-dialog.php")) return false
+        return true
     }
 
     protected inline fun v(crossinline message: () -> Any?) = L.v { "web client: ${message()}" }
diff --git a/app/src/main/play/en-US/whatsnew b/app/src/main/play/en-US/whatsnew
index 02fdef9b..2c68cc55 100644
--- a/app/src/main/play/en-US/whatsnew
+++ b/app/src/main/play/en-US/whatsnew
@@ -3,4 +3,4 @@ v2.4.1
 * Add better support for mobile url conversions
 * Notification tab will keep first page in the same window; fixes marking notifications as read
 * Fix nav and status bar icon colors for custom themes (Android O+)
-* Fix biometric prompt, and prompt on activity resume
+* Fix biometric prompt, and prompt on activity resume
\ No newline at end of file
-- 
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