From 2cac9a96699b1ba5b315c76e1c2f0842db4b1f50 Mon Sep 17 00:00:00 2001
From: MannyMonocle <eetumadu@gmail.com>
Date: Tue, 29 Oct 2019 17:29:14 -0400
Subject: [PATCH] completed

---
 .idea/compiler.xml                            |  16 +++++
 .idea/misc.xml                                |  13 +++++
 .idea/modules.xml                             |   8 +++
 .idea/vcs.xml                                 |   6 ++
 PlaylistChallenge.iml                         |  16 +++++
 src/main/java/io/zipcoder/Music.java          |  55 +++++++++++++++++-
 target/classes/io/zipcoder/Music.class        | Bin 0 -> 1518 bytes
 .../test-classes/io/zipcoder/MusicTest.class  | Bin 0 -> 1381 bytes
 8 files changed, 113 insertions(+), 1 deletion(-)
 create mode 100644 .idea/compiler.xml
 create mode 100644 .idea/misc.xml
 create mode 100644 .idea/modules.xml
 create mode 100644 .idea/vcs.xml
 create mode 100644 PlaylistChallenge.iml
 create mode 100644 target/classes/io/zipcoder/Music.class
 create mode 100644 target/test-classes/io/zipcoder/MusicTest.class

diff --git a/.idea/compiler.xml b/.idea/compiler.xml
new file mode 100644
index 0000000..2bb69ef
--- /dev/null
+++ b/.idea/compiler.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="CompilerConfiguration">
+    <annotationProcessing>
+      <profile name="Maven default annotation processors profile" enabled="true">
+        <sourceOutputDir name="target/generated-sources/annotations" />
+        <sourceTestOutputDir name="target/generated-test-sources/test-annotations" />
+        <outputRelativeToContentRoot value="true" />
+        <module name="PlaylistChallenge" />
+      </profile>
+    </annotationProcessing>
+    <bytecodeTargetLevel>
+      <module name="PlaylistChallenge" target="1.5" />
+    </bytecodeTargetLevel>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..d30d09e
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="MavenProjectsManager">
+    <option name="originalFiles">
+      <list>
+        <option value="$PROJECT_DIR$/pom.xml" />
+      </list>
+    </option>
+  </component>
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/classes" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 0000000..5103107
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/PlaylistChallenge.iml" filepath="$PROJECT_DIR$/PlaylistChallenge.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..35eb1dd
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/PlaylistChallenge.iml b/PlaylistChallenge.iml
new file mode 100644
index 0000000..0ddf51c
--- /dev/null
+++ b/PlaylistChallenge.iml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module org.jetbrains.idea.maven.project.MavenProjectsManager.isMavenModule="true" type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_5">
+    <output url="file://$MODULE_DIR$/target/classes" />
+    <output-test url="file://$MODULE_DIR$/target/test-classes" />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
+      <excludeFolder url="file://$MODULE_DIR$/target" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="library" scope="TEST" name="Maven: junit:junit:4.12" level="project" />
+    <orderEntry type="library" scope="TEST" name="Maven: org.hamcrest:hamcrest-core:1.3" level="project" />
+  </component>
+</module>
\ No newline at end of file
diff --git a/src/main/java/io/zipcoder/Music.java b/src/main/java/io/zipcoder/Music.java
index 180c65c..f83f4b2 100644
--- a/src/main/java/io/zipcoder/Music.java
+++ b/src/main/java/io/zipcoder/Music.java
@@ -1,5 +1,7 @@
 package io.zipcoder;
 
+import java.util.Arrays;
+
 public class Music {
 
     private String[] playList;
@@ -9,6 +11,57 @@ public Music(String[] playList){
     }
 
     public Integer selection(Integer startIndex, String selection){
-        return null;
+
+        String[] upButton = new String[playList.length];
+        String[] downButton = new String[playList.length];
+
+
+        // build downButton array
+
+        int w = 0;
+        for (int i = startIndex; i < playList.length; i++){
+            downButton[w] = playList[i];
+            w++;
+        }
+
+        //int w = playList.length - startIndex;
+
+        for (int i = 0; w < playList.length; i++) {
+            downButton[w] = playList[i];
+            w++;
+        }
+
+
+
+        // build upButton array
+
+        int x = 0;
+        for (int j = startIndex; j >= 0; j--){
+            upButton[x] = playList[j];
+            x++;
+        }
+
+        for(int j = playList.length -1; j > startIndex; j--){
+            upButton[x] = playList[j];
+            x++;
+        }
+
+        //print arrays
+        /*
+        System.out.println(Arrays.toString(upButton));
+        System.out.println(Arrays.toString(downButton));
+        */
+
+        //test which index is lower
+
+        int ans;
+
+        if(Arrays.asList(downButton).indexOf(selection) <= Arrays.asList(upButton).indexOf(selection)){
+            ans = Arrays.asList(downButton).indexOf(selection);
+        }   else {
+            ans = Arrays.asList(upButton).indexOf(selection);
+        }
+
+        return ans;
     }
 }
diff --git a/target/classes/io/zipcoder/Music.class b/target/classes/io/zipcoder/Music.class
new file mode 100644
index 0000000000000000000000000000000000000000..edee04ff76c1ab10838516514e792184893c3cc6
GIT binary patch
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diff --git a/target/test-classes/io/zipcoder/MusicTest.class b/target/test-classes/io/zipcoder/MusicTest.class
new file mode 100644
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GIT binary patch
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