From b3bef68db2422f033dc4f9565b4d9f25a1fa2c04 Mon Sep 17 00:00:00 2001
From: Rob Hallam <0504004h@student.gla.ac.uk>
Date: Wed, 20 Sep 2023 14:02:14 +0100
Subject: [PATCH] (feat) Exercise 6.9 - let user play rock-paper-scissors

We'll let the AI keep playing too

Takes user input as number or word or q to quit
---
 week1.java | 63 ++++++++++++++++++++++++++++++++++++++++++++++++------
 1 file changed, 56 insertions(+), 7 deletions(-)

diff --git a/week1.java b/week1.java
index 0ec6b8a..271f784 100644
--- a/week1.java
+++ b/week1.java
@@ -6,8 +6,8 @@ import java.util.concurrent.ThreadLocalRandom;
 class runLabs {
     public static void main(String[] args) {
         // new Lab4();
-        new Lab5();
-        // new Lab6();
+        // new Lab5();
+        new Lab6();
         // new Lab7();
     }
 }
@@ -416,7 +416,7 @@ class Lab6 extends Lab {
         new six7();
         new six8();
         new six9();
-        new six5();
+        //  new six5();
     }
 
     /**
@@ -630,15 +630,63 @@ class Lab6 extends Lab {
 
         public six9() {
             super(9);
-            System.out.println(String.format("TODO: Take input when we have stdin working"));
             Throw player1 = Throw.ROCK; // "Good ol' rock, nothing beats that"
             Throw player2 = randomThrow();
+            System.out.println(String.format("Playing three games to warm up:"));
             playRockPaperScissors(player1, player2);
             player2 = randomThrow();
             playRockPaperScissors(player1, player2);
             player2 = randomThrow();
             playRockPaperScissors(player1, player2);
+            System.out.println(String.format("Grand. Now it's your turn!"));
+            player1 = getUserThrow();
+            playRockPaperScissors(player1, player2);
+        }
+    }
+
+    public Throw getUserThrow() {
+        Scanner userInput = new Scanner(System.in);
+        // Throw userThrow = null;
+
+        while (true) {
+            System.out.println(String.format("Please enter your throw:"));
+            System.out.println(String.format("\t0 (rock), 1 (paper), 2 (scissors)"));
+            System.out.println(String.format("\tor the word corresponding to the throw you'd like"));
+            System.out.println(String.format("\t[q / quit] quits"));
+
+            // check for number
+            if (userInput.hasNextInt()) {
+                int choiceNumber = userInput.nextInt();
+                if ((choiceNumber < 0) || (choiceNumber > 2)) {
+                    continue;
+                } else {
+                    userInput.close();
+                    Throw[] throwsArray = Throw.values();
+                    return throwsArray[choiceNumber];
+                }
+            } else if (userInput.hasNext()) {
+                String choiceString = userInput.nextLine();
+                switch (choiceString.toLowerCase()) {
+                    case "rock":
+                    case "stone":
+                        userInput.close();
+                        return Throw.ROCK;
+                    case "paper":
+                        userInput.close();
+                        return Throw.PAPER;
+                    case "scissors":
+                        userInput.close();
+                    return Throw.SCISSORS;
+                case "q":
+                case "quit":
+                    userInput.close();
+                    System.exit(0);
+                default:
+                    continue;
+                }
+            }
         }
+
     }
 
     public void playRockPaperScissors (Throw player1, Throw player2) {
@@ -646,6 +694,7 @@ class Lab6 extends Lab {
         // for plays in RPS
         String result;
         // early out - TOASK why this doesn't work when it works in a REPL!!
+        // answered - umm, I forgot the else >_<
         if (player1 == player2) {
             result = "a draw";
         } else {
@@ -681,9 +730,9 @@ class Lab6 extends Lab {
     }
 
     public void writeRPSPlay (Throw player1, Throw player2, String result) {
-        System.out.printf("Player 1 throws... %s\t\t", getThrowName(player1));
-        System.out.printf("Player 2 throws... %s\t\t", getThrowName(player2));
-        System.out.println(String.format("The result is...\t%s", result));
+        System.out.printf("Player 1 throws... %s\t", getThrowName(player1));
+        System.out.printf("Player 2 throws... %s\t", getThrowName(player2));
+        System.out.println(String.format("The result is... %s", result));
     }
 
     enum Throw {