Improve the Mp3 song search functionality to search throughout the external storage device and excluding Notification, Android, and Notifications directories #29

app/src/main/java/com/example/mear/management/MusicFiles.kt

@@ -3,8 +3,13 @@ package com.example.mear.management
 import java.io.File
 import java.lang.Exception
 
+import com.example.mear.constants.DirectoryIgnore
+import com.example.mear.constants.FileTypes
+
 class MusicFiles (private val demoPath:  File) {
 
+    fun demoSearch() {
+    }
 
     fun loadAllMusicPaths() {
         try {
@@ -41,6 +46,53 @@ class MusicFiles (private val demoPath:  File) {
     }
 
 
-    var allSongs: MutableList<String>?= null
+    fun searchForMp3Songs() {
-    val musicSongLimit = Int.MAX_VALUE
+        try {
+            var pathList: MutableList<String>? = null
+            pathList = mutableListOf()
+
+            var fileSearch = File(demoPath.absolutePath)
+            fileSearch.walkTopDown().forEach {
+                println(it.absolutePath)
+                if (!ignoreThisDirectory(it.absolutePath)) {
+                    if (it.isFile) {
+                        if (it.endsWith(FileTypes.Mp3)) {
+                            pathList.add(it.absolutePath)
+                        }
+                        if (it.extension.toString().equals(FileTypes.Mp3)) {
+                            pathList.add(it.absolutePath)
+                        }
+                    }
+                }
+            }
+            allSongs = pathList
+        }
+        catch (ex: Exception) {
+            val exMsg = ex.message
+        }
+    }
+
+    private fun ignoreThisDirectory(path: String): Boolean {
+        var ignoreDirectory = false
+        try {
+            if (path.contains(DirectoryIgnore.Android_Root)) {
+                ignoreDirectory = true
+            }
+            if (path.contains(DirectoryIgnore.Notifications)) {
+                ignoreDirectory = true
+            }
+            if (path.contains(DirectoryIgnore.Ringtones)) {
+                ignoreDirectory = true
+            }
+            return ignoreDirectory
+        }
+        catch (ex: Exception) {
+            val exMsg = ex.message
+        }
+        return ignoreDirectory
+    }
+
+    var allSongs: MutableList<String>?= null
+
+    private val musicSongLimit = Int.MAX_VALUE
 }