From 1818d87776fc085d955a9f662483fcc518722289 Mon Sep 17 00:00:00 2001
From: maxrave-dev <ndtminh2608@gmail.com>
Date: Sun, 19 Jan 2025 15:49:04 +0700
Subject: [PATCH] =?UTF-8?q?=F0=9F=90=9B=20fix(MainActivity,=20StringExt):?=
 =?UTF-8?q?=20Improve=20code=20style=20and=20add=20markdown=20stripping?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../com/maxrave/simpmusic/ui/MainActivity.kt  | 37 ++++++-------
 .../extension/StringExt.kt                    | 53 +++++++++++++++----
 2 files changed, 61 insertions(+), 29 deletions(-)

diff --git a/app/src/main/java/com/maxrave/simpmusic/ui/MainActivity.kt b/app/src/main/java/com/maxrave/simpmusic/ui/MainActivity.kt
index 738a1c82..19f0c32a 100644
--- a/app/src/main/java/com/maxrave/simpmusic/ui/MainActivity.kt
+++ b/app/src/main/java/com/maxrave/simpmusic/ui/MainActivity.kt
@@ -33,6 +33,7 @@ import androidx.media3.common.util.UnstableApi
 import androidx.navigation.fragment.findNavController
 import androidx.navigation.ui.setupWithNavController
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
+import com.maxrave.kotlinytmusicscraper.extension.stripMarkdown
 import com.maxrave.simpmusic.R
 import com.maxrave.simpmusic.common.Config
 import com.maxrave.simpmusic.common.FIRST_TIME_MIGRATION
@@ -173,10 +174,10 @@ class MainActivity : AppCompatActivity() {
 //            WindowCompat.setDecorFitsSystemWindows(window, false)
         enableEdgeToEdge(
             navigationBarStyle =
-            SystemBarStyle.auto(
-                lightScrim = Color.Transparent.toArgb(),
-                darkScrim = Color.Transparent.toArgb(),
-            ),
+                SystemBarStyle.auto(
+                    lightScrim = Color.Transparent.toArgb(),
+                    darkScrim = Color.Transparent.toArgb(),
+                ),
         )
         viewModel.checkIsRestoring()
         viewModel.runWorker()
@@ -216,15 +217,15 @@ class MainActivity : AppCompatActivity() {
             binding.miniplayer.visibility = View.GONE
         }
         binding.root.addOnLayoutChangeListener {
-                _,
-                left,
-                top,
-                right,
-                bottom,
-                oldLeft,
-                oldTop,
-                oldRight,
-                oldBottom,
+            _,
+            left,
+            top,
+            right,
+            bottom,
+            oldLeft,
+            oldTop,
+            oldRight,
+            oldBottom,
             ->
             val rect = Rect(left, top, right, bottom)
             val oldRect = Rect(oldLeft, oldTop, oldRight, oldBottom)
@@ -294,7 +295,7 @@ class MainActivity : AppCompatActivity() {
 
                 R.id.bottom_navigation_item_library,
                 R.id.favoriteFragment, R.id.localPlaylistFragment,
-                    -> {
+                -> {
                     binding.bottomNavigationView.menu
                         .findItem(
                             R.id.bottom_navigation_item_library,
@@ -307,7 +308,7 @@ class MainActivity : AppCompatActivity() {
                     when (currentBackStack) {
                         R.id.bottom_navigation_item_library,
                         R.id.favoriteFragment, R.id.localPlaylistFragment,
-                            -> {
+                        -> {
                             binding.bottomNavigationView.menu
                                 .findItem(
                                     R.id.bottom_navigation_item_library,
@@ -346,7 +347,7 @@ class MainActivity : AppCompatActivity() {
                         "fragment_log_in",
                         "MusixmatchFragment",
                     )
-                    ).contains(destination.label)
+                ).contains(destination.label)
             ) {
                 lifecycleScope.launch { viewModel.showOrHideMiniplayer.emit(false) }
                 Log.w("MainActivity", "onCreate: HIDE MINIPLAYER")
@@ -546,7 +547,7 @@ class MainActivity : AppCompatActivity() {
                                         "fragment_log_in",
                                         "MusixmatchFragment",
                                     )
-                                    ).contains(navController.currentDestination?.label) &&
+                                ).contains(navController.currentDestination?.label) &&
                                 it.nowPlayingTitle.isNotEmpty() &&
                                 binding.miniplayer.visibility != View.VISIBLE
                             ) {
@@ -709,7 +710,7 @@ class MainActivity : AppCompatActivity() {
                                 R.string.update_message,
                                 response.tagName,
                                 formatted,
-                                response.body,
+                                stripMarkdown(response.body ?: ""),
                             ),
                         ).setPositiveButton(getString(R.string.download)) { _, _ ->
                             val browserIntent =
diff --git a/kotlinYtmusicScraper/src/main/java/com/maxrave/kotlinytmusicscraper/extension/StringExt.kt b/kotlinYtmusicScraper/src/main/java/com/maxrave/kotlinytmusicscraper/extension/StringExt.kt
index aae4b2f2..8fddf7bd 100644
--- a/kotlinYtmusicScraper/src/main/java/com/maxrave/kotlinytmusicscraper/extension/StringExt.kt
+++ b/kotlinYtmusicScraper/src/main/java/com/maxrave/kotlinytmusicscraper/extension/StringExt.kt
@@ -25,10 +25,11 @@ fun String.isTwoLetterCode(): Boolean {
 
 fun isValidProxyHost(host: String): Boolean {
     // Regular expression to validate proxy host (without port)
-    val proxyHostRegex = Regex(
-        pattern = "^(?!-)[A-Za-z0-9-]+(\\.[A-Za-z0-9-]+)*(?<!-)\$",
-        options = setOf(RegexOption.IGNORE_CASE)
-    )
+    val proxyHostRegex =
+        Regex(
+            pattern = "^(?!-)[A-Za-z0-9-]+(\\.[A-Za-z0-9-]+)*(?<!-)\$",
+            options = setOf(RegexOption.IGNORE_CASE),
+        )
 
     // Return true if the host matches the regex or is an IP address
     return proxyHostRegex.matches(host) || isIPAddress(host)
@@ -36,16 +37,46 @@ fun isValidProxyHost(host: String): Boolean {
 
 private fun isIPAddress(host: String): Boolean {
     // Check if the host is an IPv4 address
-    val ipv4Regex = Regex(
-        pattern = "^([0-9]{1,3}\\.){3}[0-9]{1,3}\$"
-    )
+    val ipv4Regex =
+        Regex(
+            pattern = "^([0-9]{1,3}\\.){3}[0-9]{1,3}\$",
+        )
     if (ipv4Regex.matches(host)) {
         return host.split('.').all { it.toInt() in 0..255 }
     }
 
     // Check if the host is an IPv6 address
-    val ipv6Regex = Regex(
-        pattern = "^[0-9a-fA-F:]+$"
-    )
+    val ipv6Regex =
+        Regex(
+            pattern = "^[0-9a-fA-F:]+$",
+        )
     return ipv6Regex.matches(host)
-}
\ No newline at end of file
+}
+
+fun stripMarkdown(markdown: String): String =
+    markdown
+        // Remove headings (e.g., # Heading)
+        .replace(Regex("""(?m)^#{1,6}\s*"""), "")
+        // Remove bold (**text**)
+        .replace(Regex("""\*\*(.*?)\*\*"""), "$1")
+        // Remove italic (*text*)
+        .replace(Regex("""\*(.*?)\*"""), "$1")
+        // Remove strikethrough (~~text~~)
+        .replace(Regex("""~~(.*?)~~"""), "$1")
+        // Remove inline code (`code`)
+        .replace(Regex("""`([^`]*)`"""), "$1")
+        // Remove images (![alt](url))
+        .replace(Regex("""!$\begin:math:display$.*?$\end:math:display$$\begin:math:text$.*?$\end:math:text$"""), "")
+        // Remove links ([text](url))
+        .replace(Regex("""\[.*?]$\begin:math:text$.*?$\end:math:text$"""), "")
+        // Remove horizontal rules (---, ***, ___)
+        .replace(Regex("""(?m)^\s*[-*_]{3,}\s*$"""), "\n")
+        // Remove unordered list markers (- item, * item)
+        .replace(Regex("""(?m)^\s*[-*+]\s+"""), " - ")
+        // Remove ordered list markers (1. item, 2. item)
+        .replace(Regex("""(?m)^\s*\d+\.\s+"""), " - ")
+        // Replace multiple newlines with a single newline
+        .replace(Regex("""\n{2,}"""), "\n\n")
+        // Trim each line
+        .lines()
+        .joinToString("\n") { it.trim() }
\ No newline at end of file