From 5816679e3eb5c887c486a177b6cfa08948219211 Mon Sep 17 00:00:00 2001
From: inotia00 <ars258000@gmail.com>
Date: Tue, 7 Feb 2023 07:51:40 +0900
Subject: [PATCH] feat(reddit): `layout-reddit-ads` patch

---
 .../annotations/LayoutAdsCompatibility.kt     | 13 ++++++
 .../reddit/ad/layout/patch/LayoutAdsPatch.kt  | 43 +++++++++++++++++++
 2 files changed, 56 insertions(+)
 create mode 100644 src/main/kotlin/app/revanced/patches/reddit/ad/layout/annotations/LayoutAdsCompatibility.kt
 create mode 100644 src/main/kotlin/app/revanced/patches/reddit/ad/layout/patch/LayoutAdsPatch.kt

diff --git a/src/main/kotlin/app/revanced/patches/reddit/ad/layout/annotations/LayoutAdsCompatibility.kt b/src/main/kotlin/app/revanced/patches/reddit/ad/layout/annotations/LayoutAdsCompatibility.kt
new file mode 100644
index 0000000000..ad2317f31e
--- /dev/null
+++ b/src/main/kotlin/app/revanced/patches/reddit/ad/layout/annotations/LayoutAdsCompatibility.kt
@@ -0,0 +1,13 @@
+package app.revanced.patches.reddit.ad.layout.annotations
+
+import app.revanced.patcher.annotation.Compatibility
+import app.revanced.patcher.annotation.Package
+
+@Compatibility(
+    [Package(
+        "com.reddit.frontpage", arrayOf("2023.05.0")
+    )]
+)
+@Target(AnnotationTarget.CLASS)
+@Retention(AnnotationRetention.RUNTIME)
+internal annotation class LayoutAdsCompatibility
diff --git a/src/main/kotlin/app/revanced/patches/reddit/ad/layout/patch/LayoutAdsPatch.kt b/src/main/kotlin/app/revanced/patches/reddit/ad/layout/patch/LayoutAdsPatch.kt
new file mode 100644
index 0000000000..6d5d3cdd8a
--- /dev/null
+++ b/src/main/kotlin/app/revanced/patches/reddit/ad/layout/patch/LayoutAdsPatch.kt
@@ -0,0 +1,43 @@
+package app.revanced.patches.reddit.ad.layout.patch
+
+import app.revanced.patcher.annotation.Description
+import app.revanced.patcher.annotation.Name
+import app.revanced.patcher.annotation.Version
+import app.revanced.patcher.data.ResourceContext
+import app.revanced.patcher.patch.PatchResult
+import app.revanced.patcher.patch.PatchResultSuccess
+import app.revanced.patcher.patch.ResourcePatch
+import app.revanced.patcher.patch.annotations.Patch
+import app.revanced.patches.reddit.ad.layout.annotations.LayoutAdsCompatibility
+
+@Patch
+@Name("layout-reddit-ads")
+@Description("Removes layout ads from the Reddit frontpage and subreddits.")
+@LayoutAdsCompatibility
+@Version("0.0.1")
+class LayoutAdsPatch : ResourcePatch {
+    override fun execute(context: ResourceContext): PatchResult {
+        arrayOf(
+            "height",
+            "width"
+        ).forEach { replacements ->
+            context.xmlEditor[RESOURCE_FILE_PATH].use {
+                val children = it.file.getElementsByTagName("merge").item(0).childNodes
+
+                for (i in 1 until children.length) {
+                    val view = children.item(i)
+                    if (!(view.hasAttributes() && view.attributes.getNamedItem("android:id").nodeValue.endsWith("ad_view_stub"))) continue
+                    view.attributes.getNamedItem("android:layout_$replacements").nodeValue = "0.0dip"
+                    break
+                }
+            }
+        }
+
+        return PatchResultSuccess()
+    }
+
+    private companion object {
+        const val RESOURCE_FILE_PATH = "res/layout/merge_listheader_link_detail.xml"
+    }
+}
+