Merge branch 'branch-Level-7'

* branch-Level-7:
  Add save function

# Conflicts:
#	src/main/java/burger/Burger.java
#	src/main/java/burger/list/List.java
#	src/main/java/burger/task/Task.java

Author: BenjoBurger

src/main/java/burger/Burger.java

@@ -1,17 +1,21 @@
 package burger;
 
+import java.io.IOException;
 import java.util.Scanner;
 
 import burger.list.List;
 
-public class
-{
+import static burger.BurgerFileClass.getSaveFile;
+import static burger.BurgerFileClass.setSaveFile;
+import static burger.BurgerFileClass.PATHNAME;
+
+public class Burger {
     static final String CHATBOT_NAME = "Burger";
     static final String HORIZONTAL_LINE = "---------------------------------";
 
-    public static void main(String[] args) {
+    public static void main(String[] args) throws IOException {
         welcomeMessage();
-        List myList = new List();
+        List myList = getSaveFile();
         Scanner input = new Scanner(System.in);
         boolean isPolling = true;
         while (isPolling) {
@@ -32,7 +36,7 @@ public static void main(String[] args) {
                 }
             }
         }
-        goodbye();
+        goodbye(myList);
     }
 
     private static void welcomeMessage() {
@@ -55,7 +59,9 @@ private static void printUnknownInputError() {
         printLine();
     }
 
-    public static void goodbye() {
+    public static void goodbye(List currList) throws IOException {
+        System.out.print("Saving file");
+        setSaveFile(PATHNAME, currList);
         printLine();
         System.out.println("Bye. Hope to see you again soon!");
         printLine();

src/main/java/burger/BurgerFileClass.java

@@ -0,0 +1,67 @@
+package burger;
+
+import burger.list.List;
+
+import java.io.File;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import java.util.Scanner;
+
+public class BurgerFileClass {
+    static final int TDEINDEX = 0;
+    static final int MARKINDEX = 1;
+
+    static final int TASKINDEX = 2;
+    static final String PATHNAME = java.nio.file.Paths.get("data","burger.txt")
+              .normalize().toString();
+
+    public static void readFromFile(String filePath, List list) throws IOException {
+        Files.createDirectories(Paths.get("data"));
+        File f = new File(filePath); // create a File for the given file path
+        Scanner s = new Scanner(f); // create a Scanner using the File as the source
+        while (s.hasNext()) {
+            String[] currLineArray = s.nextLine().split("\\|");
+            char currTDE = currLineArray[TDEINDEX].charAt(0);
+            char currMark = currLineArray[MARKINDEX].charAt(0);
+            String currTask = currLineArray[TASKINDEX];
+            list.addFromSaveFile(currTDE, currMark, currTask);
+            list.totalTasks++;
+        }
+    }
+
+    public static void setSaveFile(String filePath, List newList) {
+        try {
+            FileWriter fw = new FileWriter(filePath);
+            int i = 0;
+            String textToWrite;
+            while (i < newList.totalTasks) {
+                textToWrite = newList.getTask(i).getTDE() + "|" + newList.getTask(i).getTick() + "|" + newList.getTask(i).getName();
+                fw.write(textToWrite + System.lineSeparator());
+                System.out.print(".");
+                i++;
+            }
+            fw.close();
+            System.out.println();
+            System.out.println("File successfully saved!");
+        } catch (IOException e) {
+            System.out.println();
+            System.out.println("OH NO! File not saved!");
+        }
+
+    }
+
+    public static List getSaveFile() {
+        List newList = new List();
+        try {
+            readFromFile(PATHNAME, newList);
+            System.out.println("File is found!");
+            System.out.println("Current List: ");
+            newList.printTaskList();
+        } catch (IOException e) {
+            System.out.println("File is not found! But we will create one for you!");
+        }
+        return newList;
+    }
+}

src/main/java/burger/list/List.java

@@ -66,6 +66,14 @@ public boolean isValidCommand(String[] textArray) {
         }
     }
 
+    public void addFromSaveFile(char tde, char mark, String task) {
+        Task currTask = new Task(task, tde);
+        if (mark == 'X') {
+            currTask.markDone();
+        }
+        taskList.add(currTask);
+    }
+
     private static int getIdx(String[] textArray) {
         StringBuilder idx = new StringBuilder();
         for (int i = 1; i < textArray.length; i++) {

src/main/java/burger/task/Task.java

@@ -17,7 +17,7 @@ public Task(String task, char tde) {
      */
     public void printTask() {
         char tde =  getTDE() ;
-        String tick = getTick();
+        char tick = getTick();
         String name = getName();
         System.out.print("[" + tde + "]");
         System.out.print("[" + tick + "] ");
@@ -27,8 +27,9 @@ public void printTask() {
     public String getName() {
         return this.name;
     }
-    public String getTick() {
-        return this.hasDone ? "X" : " ";
+
+    public char getTick() {
+        return this.hasDone ? 'X' : ' ';
     }
     public char getTDE() {
         return this.tde;