Add ability to copy comments, resolves #454

app/src/main/kotlin/com/pitchedapps/frost/utils/WebContextMenu.kt

@@ -20,7 +20,6 @@ import android.content.Context
 import ca.allanwang.kau.utils.copyToClipboard
 import ca.allanwang.kau.utils.shareText
 import ca.allanwang.kau.utils.string
-import ca.allanwang.kau.utils.toast
 import com.pitchedapps.frost.R
 import com.pitchedapps.frost.activities.MainActivity
 import com.pitchedapps.frost.facebook.formattedFbUrl
@@ -29,19 +28,19 @@ import com.pitchedapps.frost.facebook.formattedFbUrl
  * Created by Allan Wang on 2017-07-07.
  */
 fun Context.showWebContextMenu(wc: WebContext) {
-
-    var title = wc.url
+    if (wc.isEmpty) return
+    var title = wc.url ?: string(R.string.menu)
     title = title.substring(title.indexOf("m/") + 1) //just so if defaults to 0 in case it's not .com/
     if (title.length > 100) title = title.substring(0, 100) + '\u2026'
 
+    val menuItems = WebContextType.values
+        .filter { it.constraint(wc) }
+
     materialDialogThemed {
         title(title)
-        items(WebContextType.values.map {
-            if (it == WebContextType.COPY_TEXT && wc.text == null) return@map null
-            this@showWebContextMenu.string(it.textId)
-        }.filterNotNull())
+        items(menuItems.map { string(it.textId) })
         itemsCallback { _, _, position, _ ->
-            WebContextType[position].onClick(this@showWebContextMenu, wc)
+            menuItems[position].onClick(this@showWebContextMenu, wc)
         }
         dismissListener {
             //showing the dialog interrupts the touch down event, so we must ensure that the viewpager's swipe is enabled
@@ -50,18 +49,23 @@ fun Context.showWebContextMenu(wc: WebContext) {
     }
 }
 
-class WebContext(val unformattedUrl: String, val text: String?) {
-    val url = unformattedUrl.formattedFbUrl
+class WebContext(val unformattedUrl: String?, val text: String?) {
+    val url: String? = unformattedUrl?.formattedFbUrl
+    inline val hasUrl get() = unformattedUrl != null
+    inline val hasText get() = text != null
+    inline val isEmpty get() = !hasUrl && !hasText
 }
 
-enum class WebContextType(val textId: Int, val onClick: (c: Context, wc: WebContext) -> Unit) {
-    OPEN_LINK(R.string.open_link, { c, wc -> c.launchWebOverlay(wc.unformattedUrl) }),
-    COPY_LINK(R.string.copy_link, { c, wc -> c.copyToClipboard(wc.url) }),
-    COPY_TEXT(
-        R.string.copy_text,
-        { c, wc -> if (wc.text != null) c.copyToClipboard(wc.text) else c.toast(R.string.no_text) }),
-    SHARE_LINK(R.string.share_link, { c, wc -> c.shareText(wc.url) }),
-    DEBUG_LINK(R.string.debug_link, { c, wc ->
+enum class WebContextType(
+    val textId: Int,
+    val constraint: (wc: WebContext) -> Boolean,
+    val onClick: (c: Context, wc: WebContext) -> Unit
+) {
+    OPEN_LINK(R.string.open_link, { it.hasUrl }, { c, wc -> c.launchWebOverlay(wc.unformattedUrl!!) }),
+    COPY_LINK(R.string.copy_link, { it.hasUrl }, { c, wc -> c.copyToClipboard(wc.url) }),
+    COPY_TEXT(R.string.copy_text, { it.hasText }, { c, wc -> c.copyToClipboard(wc.text) }),
+    SHARE_LINK(R.string.share_link, { it.hasUrl }, { c, wc -> c.shareText(wc.url) }),
+    DEBUG_LINK(R.string.debug_link, { it.hasUrl }, { c, wc ->
         c.materialDialogThemed {
             title(R.string.debug_link)
             content(R.string.debug_link_desc)
@@ -69,8 +73,8 @@ enum class WebContextType(val textId: Int, val onClick: (c: Context, wc: WebCont
             onPositive { _, _ ->
                 c.sendFrostEmail(R.string.debug_link_subject) {
                     message = c.string(R.string.debug_link_content)
-                    addItem("Unformatted url", wc.unformattedUrl)
-                    addItem("Formatted url", wc.url)
+                    addItem("Unformatted url", wc.unformattedUrl!!)
+                    addItem("Formatted url", wc.url!!)
                 }
             }
         }

app/src/main/kotlin/com/pitchedapps/frost/web/FrostJSI.kt

@@ -76,10 +76,9 @@ class FrostJSI(val web: FrostWebView) {
     }
 
     @JavascriptInterface
-    fun contextMenu(url: String, text: String?) {
-        if (!text.isIndependent) return
+    fun contextMenu(url: String?, text: String?) {
         //url will be formatted through webcontext
-        web.post { context.showWebContextMenu(WebContext(url, text)) }
+        web.post { context.showWebContextMenu(WebContext(url.takeIf { it.isIndependent }, text)) }
     }
 
     /**

app/src/web/assets/js/context_a.js

@@ -1,6 +1,15 @@
 "use strict";
 (function () {
     var longClick = false;
+    var _frostCopyComment = function (e, target) {
+        if (!target.hasAttribute('data-commentid')) {
+            return false;
+        }
+        var text = target.innerText;
+        console.log("Copy comment " + text);
+        Frost.contextMenu(null, text);
+        return true;
+    };
     var _frostCopyPost = function (e, target) {
         if (target.tagName !== 'A') {
             return false;
@@ -55,12 +64,12 @@
         Frost.contextMenu(url, text);
         return true;
     };
-    var handlers = [_frostCopyPost, _frostImage];
+    var handlers = [_frostCopyComment, _frostCopyPost, _frostImage];
     var _frostAContext = function (e) {
         Frost.longClick(true);
         longClick = true;
         var target = e.target || e.currentTarget || e.srcElement;
-        if (!(target instanceof Element)) {
+        if (!(target instanceof HTMLElement)) {
             console.log("No element found");
             return;
         }

app/src/web/assets/js/context_a.ts

@@ -9,7 +9,17 @@
     /**
      * Given event and target, return true if handled and false otherwise.
      */
-    type EventHandler = (e: Event, target: Element) => Boolean
+    type EventHandler = (e: Event, target: HTMLElement) => Boolean
+
+    const _frostCopyComment: EventHandler = (e, target) => {
+        if (!target.hasAttribute('data-commentid')) {
+            return false;
+        }
+        const text = target.innerText;
+        console.log(`Copy comment ${text}`);
+        Frost.contextMenu(null, text);
+        return true;
+    };
 
     /**
      * Posts should click a tag, with two parents up being div.story_body_container
@@ -26,7 +36,7 @@
         if (!parent2 || !parent2.classList.contains('story_body_container')) {
             return false;
         }
-        const url = target.getAttribute('href')!;
+        const url = target.getAttribute('href');
         const text = parent1.innerText;
         console.log(`Copy post ${url} ${text}`);
         Frost.contextMenu(url, text);
@@ -42,11 +52,11 @@
             }
         }
         if (element.tagName !== 'A') {
-            return false
+            return false;
         }
         const url = element.getAttribute('href');
         if (!url || url === '#') {
-            return false
+            return false;
         }
         const text = (<HTMLElement>element.parentElement).innerText;
         // Check if image item exists, first in children and then in parent
@@ -58,7 +68,7 @@
             const imageUrl = (<String>window.getComputedStyle(image, null).backgroundImage).trim().slice(4, -1);
             console.log(`Context image: ${imageUrl}`);
             Frost.loadImage(imageUrl, text);
-            return true
+            return true;
         }
         // Check if true img exists
         const img = element.querySelector("img[src*=scontent]");
@@ -66,14 +76,14 @@
             const imgUrl = img.src;
             console.log(`Context img: ${imgUrl}`);
             Frost.loadImage(imgUrl, text);
-            return true
+            return true;
         }
         console.log(`Context content ${url} ${text}`);
         Frost.contextMenu(url, text);
-        return true
+        return true;
     };
 
-    const handlers = [_frostCopyPost, _frostImage];
+    const handlers = [_frostCopyComment, _frostCopyPost, _frostImage];
 
     const _frostAContext = (e: Event) => {
         Frost.longClick(true);
@@ -83,7 +93,7 @@
          * Commonality; check for valid target
          */
         const target = e.target || e.currentTarget || e.srcElement;
-        if (!(target instanceof Element)) {
+        if (!(target instanceof HTMLElement)) {
             console.log("No element found");
             return
         }

app/src/web/assets/typings/frost.d.ts

@@ -5,7 +5,7 @@ declare interface FrostJSI {
 
     reloadBaseUrl(animate: boolean)
 
-    contextMenu(url: string, text: string | null)
+    contextMenu(url: string | null, text: string | null)
 
     longClick(start: boolean)
 

docs/Changelog.md

@@ -2,6 +2,8 @@
 
 ## v2.2.2
 * New marketplace shortcut
+* Fix crash when internet disconnects (may still need app restart)
+* Improve JS code
 
 ## v2.2.1
 * Update theme