From e5b61e16455568ddd2776fdead9ee951a1ad8498 Mon Sep 17 00:00:00 2001
From: "LAPTOP-52GQO9KI\\zhito" <e0725202@u.nus.edu>
Date: Fri, 30 Aug 2024 16:23:04 +0800
Subject: [PATCH 1/7] added commands class

---
 src/main/java/Commands.java  |  2 ++
 src/main/java/Duke.java      | 10 ----------
 src/main/java/MrStripes.java | 10 ++++++++++
 3 files changed, 12 insertions(+), 10 deletions(-)
 create mode 100644 src/main/java/Commands.java
 delete mode 100644 src/main/java/Duke.java
 create mode 100644 src/main/java/MrStripes.java

diff --git a/src/main/java/Commands.java b/src/main/java/Commands.java
new file mode 100644
index 000000000..1a7a9ec48
--- /dev/null
+++ b/src/main/java/Commands.java
@@ -0,0 +1,2 @@
+package main.java;public class Commands {
+}
diff --git a/src/main/java/Duke.java b/src/main/java/Duke.java
deleted file mode 100644
index 5d313334c..000000000
--- a/src/main/java/Duke.java
+++ /dev/null
@@ -1,10 +0,0 @@
-public class Duke {
-    public static void main(String[] args) {
-        String logo = " ____        _        \n"
-                + "|  _ \\ _   _| | _____ \n"
-                + "| | | | | | | |/ / _ \\\n"
-                + "| |_| | |_| |   <  __/\n"
-                + "|____/ \\__,_|_|\\_\\___|\n";
-        System.out.println("Hello from\n" + logo);
-    }
-}
diff --git a/src/main/java/MrStripes.java b/src/main/java/MrStripes.java
new file mode 100644
index 000000000..8dc00a080
--- /dev/null
+++ b/src/main/java/MrStripes.java
@@ -0,0 +1,10 @@
+package main.java;
+
+public class GenericChatbot {
+    public static void main(String[] args) {
+        String Greeting = " hello";
+        String Goodbye = "goodbye!";
+        System.out.println(Greeting);
+        System.out.println(Goodbye);
+    }
+}

From a99766a4c6bdd26d52fa4e50b4c26c5c98c1c038 Mon Sep 17 00:00:00 2001
From: "LAPTOP-52GQO9KI\\zhito" <e0725202@u.nus.edu>
Date: Fri, 30 Aug 2024 16:23:24 +0800
Subject: [PATCH 2/7] added commands class

---
 src/main/java/Commands.java  | 25 ++++++++++++++++++++++++-
 src/main/java/MrStripes.java | 11 ++++++++++-
 2 files changed, 34 insertions(+), 2 deletions(-)

diff --git a/src/main/java/Commands.java b/src/main/java/Commands.java
index 1a7a9ec48..95f430435 100644
--- a/src/main/java/Commands.java
+++ b/src/main/java/Commands.java
@@ -1,2 +1,25 @@
-package main.java;public class Commands {
+package main.java;
+
+public class Commands {
+
+    private static int MAX_LENGTH = 100;
+    public String[] lines = new String[MAX_LENGTH];
+    public int length = 0;
+
+    public Commands(String[] lines, int length) {
+        this.lines = lines;
+        this.length = length;
+    }
+
+    public Commands() {
+    }
+
+    public void add(String nextLine) {
+        this.lines[length] = nextLine;
+        length++;
+
+    }
+    public void echo() {
+        System.out.println(lines[length]);
+    }
 }
diff --git a/src/main/java/MrStripes.java b/src/main/java/MrStripes.java
index 8dc00a080..fbaa20411 100644
--- a/src/main/java/MrStripes.java
+++ b/src/main/java/MrStripes.java
@@ -1,9 +1,18 @@
 package main.java;
+import java.util.Scanner;
+import Commands.;
 
-public class GenericChatbot {
+public class MrStripes {
     public static void main(String[] args) {
         String Greeting = " hello";
         String Goodbye = "goodbye!";
+        Scanner scanner = new Scanner(System.in);
+        Commands commands = new Commands();
+        while (true) {
+            commands.add(scanner.nextLine());
+            commands.echo();
+        }
+
         System.out.println(Greeting);
         System.out.println(Goodbye);
     }

From f17a40fd4b91c4d3d8ccb7e2044a159ddf09316c Mon Sep 17 00:00:00 2001
From: "LAPTOP-52GQO9KI\\zhito" <e0725202@u.nus.edu>
Date: Wed, 4 Sep 2024 09:33:35 +0800
Subject: [PATCH 3/7] added an exit condition. made echo actually work

---
 src/main/java/Commands.java  | 12 +++++++++++-
 src/main/java/MrStripes.java |  8 +++++---
 2 files changed, 16 insertions(+), 4 deletions(-)

diff --git a/src/main/java/Commands.java b/src/main/java/Commands.java
index 95f430435..5bdf9689f 100644
--- a/src/main/java/Commands.java
+++ b/src/main/java/Commands.java
@@ -6,6 +6,8 @@ public class Commands {
     public String[] lines = new String[MAX_LENGTH];
     public int length = 0;
 
+    private boolean isExited = false;
+
     public Commands(String[] lines, int length) {
         this.lines = lines;
         this.length = length;
@@ -15,11 +17,19 @@ public Commands() {
     }
 
     public void add(String nextLine) {
+        if (nextLine .equals("exit")){
+            this.isExited = true;
+
+        }
         this.lines[length] = nextLine;
         length++;
 
     }
     public void echo() {
-        System.out.println(lines[length]);
+        System.out.println(lines[length-1]);
+    }
+
+    public boolean isAcceptingCommands () {
+        return !isExited;
     }
 }
diff --git a/src/main/java/MrStripes.java b/src/main/java/MrStripes.java
index fbaa20411..1af4503b1 100644
--- a/src/main/java/MrStripes.java
+++ b/src/main/java/MrStripes.java
@@ -1,19 +1,21 @@
 package main.java;
+
 import java.util.Scanner;
-import Commands.;
 
 public class MrStripes {
     public static void main(String[] args) {
         String Greeting = " hello";
         String Goodbye = "goodbye!";
+
+        System.out.println(Greeting);
+
         Scanner scanner = new Scanner(System.in);
         Commands commands = new Commands();
-        while (true) {
+        while (commands.isAcceptingCommands()) {
             commands.add(scanner.nextLine());
             commands.echo();
         }
 
-        System.out.println(Greeting);
         System.out.println(Goodbye);
     }
 }

From 18ea09879dfc7f13e93a0c1bdf1c01991ad500c2 Mon Sep 17 00:00:00 2001
From: "LAPTOP-52GQO9KI\\zhito" <e0725202@u.nus.edu>
Date: Wed, 4 Sep 2024 09:55:25 +0800
Subject: [PATCH 4/7] added Texts class to contain string constants used by
 text

---
 production/ip/Commands.class  | Bin 0 -> 1185 bytes
 production/ip/MrStripes.class | Bin 0 -> 965 bytes
 production/ip/Texts.class     | Bin 0 -> 356 bytes
 src/main/java/Commands.java   |   6 +++---
 src/main/java/MrStripes.java  |   8 +++-----
 src/main/java/Texts.java      |   6 ++++++
 6 files changed, 12 insertions(+), 8 deletions(-)
 create mode 100644 production/ip/Commands.class
 create mode 100644 production/ip/MrStripes.class
 create mode 100644 production/ip/Texts.class
 create mode 100644 src/main/java/Texts.java

diff --git a/production/ip/Commands.class b/production/ip/Commands.class
new file mode 100644
index 0000000000000000000000000000000000000000..f44b642808f7fed41a24da938e1556b1f3863832
GIT binary patch
literal 1185
zcmZ`(=}r?-6#i~I?X+deQYbsf;?hN_;%?P|1eK(qv7}M_p+h@?!RbtGrv@KIU%)^9
z(EuhU`T#zZ@w+oqHZ@J|z30q5-*V1PfBpXc6Tm$b69^%!LeUUGRG@c9f2S8L-QFrZ
z+1xRzu0ZszX`AkSfp8{UQ4te}EjjhNZr55W5+_Q^Zqu~4;!vS!NTORHVwtwl66k+f
zIzslZ73IBN4Sh(F#4_wHcUwTL$n=1QGzQ6Jww8BI*QoKsMhwFOiorO6I7T&$VVsr5
z+qQ0zBAq!#;fpV3H{zJY85L6+rZIC;?E98$)M?9U(`DK(Hl4y#dT=Sx(Ch5ZS)5aG
zUc&`s=)&`G@{WMokQJ7FN<!c=TM<aCE<S%%T3&m!{#YQn<k&4&x7~_vwT&>xKzBo#
ze>7-C)+$R*%@F7*v5{--`liub*EcO@QYELVTNS-&$~Z_W?zYKZBubqT6=_hfks)Rq
zyRHP0m4D5GvdXSreY2`JI!H!!+o5H%wOFkh4VQ!MV0uqsgDhpI-K-i9O(}=A{6{e-
z!P#w<FAGpGiY!tP$T12b&l6t;&q7Y#%W>4)Bg{l_k?SQ!yYgLfpUHiL$o1BKAij^T
zTzDTna_P_IWjN08i-$4Cb&{Mw7dfNkP>CML5HyT4nkHv~U#EOjT*ehf#P`$)?<Dnv
zJQdME#WODkhX14Dh<lLQfu2*`eIBPqG-3pt0`tfO_zkL&U7F3Oh7K_D0kNDS&F#_K
z9(wZS+zW2X>%e9h(xy)}KyzuD8s=|=HpV=vK_BkW-Yl--8p*D+E)3Dl;|+Gl@9_fF
zN@c09nCMU{wfO_g9{H0055NRxHF?ZS>d?zg+zQYhaF=LFLiK-ys(gYH{_OEe)shq(
YgB*h2kYoTNwM7u>T9Ea(8H8}>4+jg%(*OVf

literal 0
HcmV?d00001

diff --git a/production/ip/MrStripes.class b/production/ip/MrStripes.class
new file mode 100644
index 0000000000000000000000000000000000000000..ab394e615ea6d168f8052d5f0048bf39b4a81300
GIT binary patch
literal 965
zcmZuw>rN9v7(LSh+b+wk<)&3B^+F3s#k&+yL`_UuH7RL={+ezlWpTUPY_~=p#TU@u
z@}o^8@d11nAHmC+QV0gxbhh8+obSw;*`I&D{{Zk9FHA%bH85ad5JLjvd-9{qyV9%Y
z-&FUM9SRJsJDwA62t>2FN*po74VV^&Vg1)$-fxAf!7jf|&{VNU<oNlwf#ZecFi^5l
zFfb}GxUD{gtr*5ho!(Wh>zha*X<*XA6s84|=RgIFrY3Sda%Ydodn(E7c=bZAVqjKa
zq6ck<j+-yr((_cH1z)s~!X<%-qtPeIUU|*-u`&}gxS~Cn6PWGuQ~c=`Jz`!Uw&gb(
z(yO&hq!HE2H4E2qgSws8rfsWcNI}O<J=fl8_N;{*7K!(`{i5S3fyr#{>`pY}vW1)4
ziKwjAbey+vOP|hwvUmL$Zqtpr@7JpP%D`QLcqz~}G*yc&TYinyV|v2tcB86-ZCQ1h
zNfdosx)m8XI_@V2!d-`;;o=EHffNm?jhfEBKdUZRVO<7wf|BQyDXewmJL^a2(}zLw
znBBKez$_lS#QaD(l=g>`Z1$CzWxpNR>ZPN#kDka|(Fcrq+~Kv=p9pxNFvRs9qdcF2
z&%wnm#J67gK38345)Zgq{r?Z~h*2DCC@`bJUl8RNSUZ4`80%o-5HmXmxX{Jr;vv#I
zU1Unj9bEm4#PU)H3mq&mT>1L<mj<j7peIJ5CuVr-z+Vg|l6+NCoSVT27BPxdOmKFh
tr-nC3PsBQ3MX+-L8+bxJDa_$1Ho3iL%v*^3M#{j9f%FusTg*l9{2xpx(f$Ac

literal 0
HcmV?d00001

diff --git a/production/ip/Texts.class b/production/ip/Texts.class
new file mode 100644
index 0000000000000000000000000000000000000000..db2649f8295ab41ecfde7ebe8c07c3b21032bc92
GIT binary patch
literal 356
zcmYk1%SyvQ6o&t?xizM?*85I(>Y{l7FAHl7LTJF2g3C!dq*G!B(uwF}xe{FX06vs>
zG6=euGxPoDGXMGd{`drNg+m`3=(w-~*l-vIEB?&Gl2=8TW-F0v2Io>%QeQK4PS55p
zJO+CvUi6xw8$U$R?0ynY8HUMU=Tz6SDlQm$V^ys+uk@UkjquQ;X~#=ZmWsiR)AaV{
zG4e1VD3n@cuY$oEs|8*CL{?(bJY}Mu@vJ0en5dkWb6(4qe??0#B^hxO<A{Frr>d!Q
zaVOgr->9S37*62Qrl50#E_^U-8VZQF{&Al&v>_ad+f)%62JG{9us72(q}Zn0VLKE9
P^R}^zJtBsElR5YST_r;e

literal 0
HcmV?d00001

diff --git a/src/main/java/Commands.java b/src/main/java/Commands.java
index 5bdf9689f..e8d58204b 100644
--- a/src/main/java/Commands.java
+++ b/src/main/java/Commands.java
@@ -1,8 +1,8 @@
-package main.java;
+
 
 public class Commands {
 
-    private static int MAX_LENGTH = 100;
+    private static final int MAX_LENGTH = 100;
     public String[] lines = new String[MAX_LENGTH];
     public int length = 0;
 
@@ -12,8 +12,8 @@ public Commands(String[] lines, int length) {
         this.lines = lines;
         this.length = length;
     }
-
     public Commands() {
+
     }
 
     public void add(String nextLine) {
diff --git a/src/main/java/MrStripes.java b/src/main/java/MrStripes.java
index 1af4503b1..8ba9e5c35 100644
--- a/src/main/java/MrStripes.java
+++ b/src/main/java/MrStripes.java
@@ -1,13 +1,11 @@
-package main.java;
+
 
 import java.util.Scanner;
 
 public class MrStripes {
     public static void main(String[] args) {
-        String Greeting = " hello";
-        String Goodbye = "goodbye!";
 
-        System.out.println(Greeting);
+        System.out.println(Texts.GREETINGS);
 
         Scanner scanner = new Scanner(System.in);
         Commands commands = new Commands();
@@ -16,6 +14,6 @@ public static void main(String[] args) {
             commands.echo();
         }
 
-        System.out.println(Goodbye);
+        System.out.println(Texts.GOODBYE);
     }
 }
diff --git a/src/main/java/Texts.java b/src/main/java/Texts.java
new file mode 100644
index 000000000..acf3bae84
--- /dev/null
+++ b/src/main/java/Texts.java
@@ -0,0 +1,6 @@
+
+public class Texts {
+    public static final String GREETINGS = " hello";
+    public static final String GOODBYE = "goodbye";
+
+}

From c9f4e1cc9f5d615aaf432ae85b01cac0989e4fcf Mon Sep 17 00:00:00 2001
From: "LAPTOP-52GQO9KI\\zhito" <e0725202@u.nus.edu>
Date: Wed, 4 Sep 2024 10:26:20 +0800
Subject: [PATCH 5/7] added list function

---
 src/main/java/Commands.java  | 27 +++++++++++++++++++--------
 src/main/java/MrStripes.java |  3 +--
 2 files changed, 20 insertions(+), 10 deletions(-)

diff --git a/src/main/java/Commands.java b/src/main/java/Commands.java
index e8d58204b..6d14d6fb5 100644
--- a/src/main/java/Commands.java
+++ b/src/main/java/Commands.java
@@ -3,7 +3,8 @@
 public class Commands {
 
     private static final int MAX_LENGTH = 100;
-    public String[] lines = new String[MAX_LENGTH];
+    private String[] lines = new String[MAX_LENGTH];
+
     public int length = 0;
 
     private boolean isExited = false;
@@ -16,17 +17,27 @@ public Commands() {
 
     }
 
-    public void add(String nextLine) {
-        if (nextLine .equals("exit")){
+    public void accept(String nextLine) {
+        if (nextLine.equals("exit")){
             this.isExited = true;
-
+        } else if (nextLine.equals("list")) {
+            this.list();
+        } else {
+            this.lines[length] = nextLine;
+            this.echo();
+            length++;
         }
-        this.lines[length] = nextLine;
-        length++;
 
     }
-    public void echo() {
-        System.out.println(lines[length-1]);
+
+    private void list() {
+        for (int i = 0; i < length; i++) {
+            System.out.println( i +": "+ lines[i]);
+        }
+    }
+
+    private void echo() {
+        System.out.println("added: " + lines[length]);
     }
 
     public boolean isAcceptingCommands () {
diff --git a/src/main/java/MrStripes.java b/src/main/java/MrStripes.java
index 8ba9e5c35..66e7fe21d 100644
--- a/src/main/java/MrStripes.java
+++ b/src/main/java/MrStripes.java
@@ -10,8 +10,7 @@ public static void main(String[] args) {
         Scanner scanner = new Scanner(System.in);
         Commands commands = new Commands();
         while (commands.isAcceptingCommands()) {
-            commands.add(scanner.nextLine());
-            commands.echo();
+            commands.accept(scanner.nextLine());
         }
 
         System.out.println(Texts.GOODBYE);

From 10b1dd81c6d83a5ae9afc8dc881e801faace6116 Mon Sep 17 00:00:00 2001
From: "LAPTOP-52GQO9KI\\zhito" <e0725202@u.nus.edu>
Date: Wed, 4 Sep 2024 11:27:24 +0800
Subject: [PATCH 6/7] added mark unmark feature.

---
 src/main/java/Commands.java | 40 +++++++++++++++++++++++++------------
 1 file changed, 27 insertions(+), 13 deletions(-)

diff --git a/src/main/java/Commands.java b/src/main/java/Commands.java
index 6d14d6fb5..4210ca2fb 100644
--- a/src/main/java/Commands.java
+++ b/src/main/java/Commands.java
@@ -3,44 +3,58 @@
 public class Commands {
 
     private static final int MAX_LENGTH = 100;
-    private String[] lines = new String[MAX_LENGTH];
+    private Task[] tasks = new Task[MAX_LENGTH];
 
     public int length = 0;
 
     private boolean isExited = false;
 
-    public Commands(String[] lines, int length) {
-        this.lines = lines;
-        this.length = length;
-    }
     public Commands() {
 
     }
 
     public void accept(String nextLine) {
-        if (nextLine.equals("exit")){
-            this.isExited = true;
-        } else if (nextLine.equals("list")) {
-            this.list();
-        } else {
-            this.lines[length] = nextLine;
+
+        int index = (nextLine.indexOf(' '));
+        String commandKeyword = (index == -1)? nextLine : nextLine.substring(0, index).trim();
+
+        final String commandText = (index == -1)? nextLine : nextLine.substring(index).trim();
+        switch (commandKeyword) {
+        case "exit" -> this.isExited = true;
+        case "list" -> this.list();
+        case "add" -> {
+            this.tasks[length] = new Task(nextLine.substring(index));
             this.echo();
             length++;
         }
+        case "mark" -> {
+            this.tasks[Integer.parseInt(commandText)].setDone(true);
+            echo(Integer.parseInt(commandText));
+        }
+        case "unmark" -> {
+            this.tasks[Integer.parseInt(commandText)].setDone(false);
+            echo(Integer.parseInt(commandText));
+        }
+        }
 
     }
 
+
     private void list() {
         for (int i = 0; i < length; i++) {
-            System.out.println( i +": "+ lines[i]);
+            System.out.println( i +": "+ tasks[i]);
         }
     }
 
     private void echo() {
-        System.out.println("added: " + lines[length]);
+        System.out.println("added: " + tasks[length]);
+    }
+    private void echo( int index) {
+        System.out.println(tasks[index]);
     }
 
     public boolean isAcceptingCommands () {
         return !isExited;
     }
+
 }

From 73edcfc683c357066a4acef7657001c05b918d93 Mon Sep 17 00:00:00 2001
From: "LAPTOP-52GQO9KI\\zhito" <e0725202@u.nus.edu>
Date: Wed, 4 Sep 2024 11:30:39 +0800
Subject: [PATCH 7/7] added task.java to git

---
 src/main/java/Task.java | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 src/main/java/Task.java

diff --git a/src/main/java/Task.java b/src/main/java/Task.java
new file mode 100644
index 000000000..4c453574e
--- /dev/null
+++ b/src/main/java/Task.java
@@ -0,0 +1,36 @@
+public class Task {
+    private String line;
+    private boolean isDone;
+
+    public String getLine() {
+        return line;
+    }
+
+    public void setLine(String line) {
+        this.line = line;
+    }
+
+    public boolean isDone() {
+        return isDone;
+    }
+
+    public void setDone(boolean done) {
+        isDone = done;
+    }
+
+    public Task(String line, boolean isDone) {
+        this.line = line;
+        this.isDone = isDone;
+    }
+
+    public Task(String line) {
+        this.line = line;
+        this.isDone = false;
+    }
+
+    @Override
+    public String toString() {
+        return "[" + (isDone? "X" : " ") + "]"
+                + line;
+    }
+}