Merge pull request #2 from r0r-5chach/quiz

quiz completed

app/src/main/AndroidManifest.xml

@@ -15,6 +15,7 @@
             android:exported="false"
             android:label="@string/title_activity_notes"/>
         <activity android:name=".main.MainActivity"/>
+        <activity android:name=".quiz.QuizActivity"/>
         <activity
             android:name=".login.LoginActivity"
             android:exported="true">

app/src/main/java/xyz/r0r5chach/cpsAssist/main/MainActivity.java

@@ -13,11 +13,16 @@ public class MainActivity extends AppCompatActivity {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);
         setTitle("Home- " + getIntent().getStringExtra("username"));
-        findViewById(R.id.notes_button).setOnClickListener(new BtnOnClickListener());
+        initButtons();
     }
 
     @Override
     public void onBackPressed() {
         finish();
     }
+
+    private void initButtons() {
+        findViewById(R.id.notes_button).setOnClickListener(new BtnOnClickListener());
+        findViewById(R.id.quiz_button).setOnClickListener(new BtnOnClickListener());
+    }
 }

app/src/main/java/xyz/r0r5chach/cpsAssist/quiz/BtnOnClickListener.java

@@ -0,0 +1,43 @@
+package xyz.r0r5chach.cpsAssist.quiz;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.view.View;
+import android.widget.LinearLayout;
+import android.widget.RadioButton;
+import android.widget.RadioGroup;
+
+
+import xyz.r0r5chach.cpsAssist.R;
+
+public class BtnOnClickListener implements View.OnClickListener{
+    private final String[] correctAnswers;
+
+
+    public BtnOnClickListener(String[] correctAnswers) {
+        this.correctAnswers = correctAnswers;
+    }
+
+    @Override
+    public void onClick(View v) {
+        LinearLayout l = (LinearLayout) v.getParent();
+        RadioGroup[] questions = new RadioGroup[]{l.findViewById(R.id.question1), l.findViewById(R.id.question2), l.findViewById(R.id.question3), l.findViewById(R.id.question4), l.findViewById(R.id.question5)};
+        int score = 0;
+        for (int i = 0; i < questions.length; i++) {
+            if (questions[i].getCheckedRadioButtonId() == -1) {
+                continue;
+            }
+            RadioButton answer = questions[i].findViewById(questions[i].getCheckedRadioButtonId());
+            if (answer.getText().toString().equals(correctAnswers[i])) {
+                score++;
+            }
+        }
+
+        AlertDialog.Builder builder = new AlertDialog.Builder(v.getContext());
+        builder.setTitle("Results");
+        builder.setMessage(score + "/5");
+        builder.setPositiveButton("Save", new DialogOnClickListener(((Activity)v.getContext()).getIntent().getStringExtra("username"), score));
+        builder.setNeutralButton("Ok", new DialogOnClickListener());
+        builder.create().show();
+    }
+}

app/src/main/java/xyz/r0r5chach/cpsAssist/quiz/DialogOnClickListener.java

@@ -0,0 +1,36 @@
+package xyz.r0r5chach.cpsAssist.quiz;
+
+import android.app.AlertDialog;
+import android.content.DialogInterface;
+
+import java.io.File;
+
+import xyz.r0r5chach.cpsAssist.notes.Notes;
+
+public class DialogOnClickListener implements DialogInterface.OnClickListener {
+    private String username;
+    private int score;
+
+
+    public DialogOnClickListener() {
+
+    }
+
+    public DialogOnClickListener(String username, int score) {
+        this.score = score;
+        this.username = username;
+    }
+
+
+    @Override
+    public void onClick(DialogInterface dialog, int which) {
+        AlertDialog d = (AlertDialog) dialog;
+        if (which == DialogInterface.BUTTON_POSITIVE) {
+            Notes notes = new Notes(d.getContext().getExternalFilesDir(null), username);
+            notes.createNote();
+            File note = notes.getNote(notes.getAmount()-1);
+            notes.updateNote(note, "Quiz Results: " + score + "/5");
+        }
+        d.dismiss();
+    }
+}

app/src/main/java/xyz/r0r5chach/cpsAssist/quiz/Quiz.java

@@ -0,0 +1,53 @@
+package xyz.r0r5chach.cpsAssist.quiz;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+public class Quiz {
+    private final String[] questions;
+
+    private String[] correctAnswers;
+
+    private final List<List<String>> answers;
+
+    private final String storedCorrectAnswers;
+    private final String storedIncorrectAnswers;
+
+    public Quiz(String storedQuestions, String storedCorrectAnswers, String storedIncorrectAnswers) {
+        questions = parseList(storedQuestions);
+        answers = new ArrayList<>();
+        this.storedCorrectAnswers = storedCorrectAnswers;
+        this.storedIncorrectAnswers = storedIncorrectAnswers;
+        parseAnswers();
+
+    }
+
+    public String[] getCorrectAnswers() {
+        return correctAnswers;
+    }
+
+    public String[] getQuestions() {
+        return questions;
+    }
+
+    public List<List<String>> getAnswers() {
+        return answers;
+    }
+
+    private void parseAnswers() {
+        correctAnswers = parseList(storedCorrectAnswers);
+        String[] incorrectAnswers = parseList(storedIncorrectAnswers);
+        for (int i = 0; i < incorrectAnswers.length; i++) {
+            List<String> answers = new ArrayList<>();
+            answers.add(correctAnswers[i]);
+            answers.addAll(Arrays.asList(incorrectAnswers[i].split("%")));
+            this.answers.add(answers);
+        }
+    }
+
+
+    private String[] parseList(String list) {
+        return list.split("#");
+    }
+}

app/src/main/java/xyz/r0r5chach/cpsAssist/quiz/QuizActivity.java

@@ -1,4 +1,77 @@
 package xyz.r0r5chach.cpsAssist.quiz;
 
-public class QuizActivity {
+import android.os.Bundle;
+import android.widget.Button;
+import android.widget.LinearLayout;
+import android.widget.RadioButton;
+import android.widget.RadioGroup;
+import android.widget.TextView;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+
+import java.util.stream.IntStream;
+
+import xyz.r0r5chach.cpsAssist.R;
+
+public class QuizActivity extends AppCompatActivity {
+    private Quiz quiz;
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_quiz);
+        LinearLayout layout = findViewById(R.id.quiz_layout);
+        quiz = new Quiz(getString(R.string.questions), getString(R.string.correct_answers), getString(R.string.incorrect_answers));
+        initQuestions(layout);
+        initSubmit(layout);
+    }
+
+    private void initSubmit(LinearLayout l) {
+        Button button = new Button(this);
+        button.setText(R.string.submit_button_text);
+        button.setOnClickListener(new BtnOnClickListener(quiz.getCorrectAnswers()));
+        l.addView(button);
+    }
+
+
+    private void initQuestions(LinearLayout l) {
+        IntStream.range(0, quiz.getQuestions().length).forEach(i -> {
+            RadioGroup questionGroup = new RadioGroup(this);
+            int id = getId(i);
+            questionGroup.setId(id);
+            TextView question = new TextView(this);
+            question.setText(quiz.getQuestions()[i]);
+            questionGroup.addView(question);
+            for (String answer : quiz.getAnswers().get(i)) {
+                RadioButton answerButton = new RadioButton(this);
+                answerButton.setText(answer);
+                questionGroup.addView(answerButton);
+            }
+            l.addView(questionGroup);
+        });
+    }
+
+    private int getId(int index) {
+        int id;
+        switch(index) {
+            case 0:
+                id = R.id.question1;
+                break;
+            case 1:
+                id = R.id.question2;
+                break;
+            case 2:
+                id = R.id.question3;
+                break;
+            case 3:
+                id = R.id.question4;
+                break;
+            case 4:
+                id = R.id.question5;
+                break;
+            default:
+                id = 0;
+        }
+        return id;
+    }
 }

app/src/main/res/layout/activity_quiz.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/quiz_layout"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical">
+
+    <TextView
+        android:id="@+id/textView"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:text="@string/quiz_button_text" />
+</LinearLayout>

app/src/main/res/values/ids.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <item name="question" type="id" />
+    <item name="question1" type="id" />
+    <item name="question2" type="id" />
+    <item name="question3" type="id" />
+    <item name="question4" type="id" />
+    <item name="question5" type="id"/>
+</resources>

app/src/main/res/values/strings.xml

@@ -5,12 +5,16 @@
     <string name="passwordFieldHint">Password</string>
     <string name="loginButtonText">Login</string>
     <string name="users">josh#pass%kofi#pass%jaiwin#pass</string>
+    <string name="questions">What is the capital of the UK?#What is the electron count of helium?#What does RAM stand for?#What is the boiling point of water?#When did WWII end?</string>
+    <string name="correct_answers">London#2#Random Access Memory#100 degrees celsius#1945</string>
+    <string name="incorrect_answers">New York City%Paris%Madrid#5%6%9%64#Read Admin Memory%Rapid Access Memory#0 degrees celsius%20 degrees celsius#2001%1666%1920</string>
     <string name="title_activity_notes">NotesActivity</string>
     <!-- Notes View -->
     <string name="addButtonText">Add</string>
     <string name="editButtonText">Edit</string>
     <string name="deleteButtonText">Delete</string>
-    <string name="note_edit_hint">Note</string>
+    <string name="note_edit_hint">Notes</string>
     <string name="saveButtonText">Save</string>
     <string name="quiz_button_text">Quiz</string>
+    <string name="submit_button_text">Submit</string>
 </resources>