merged dependencies, EditCommand works

src/main/java/seedu/address/MainApp.java

@@ -48,7 +48,7 @@ public class MainApp extends Application {
 
     @Override
     public void init() throws Exception {
-        logger.info("=============================[ Initializing AddressBook ]===========================");
+        logger.info("=============================[ Initializing Revision Tool ]===========================");
         super.init();
 
         AppParameters appParameters = AppParameters.parse(getParameters());

src/main/java/seedu/address/logic/commands/AddCommand.java

@@ -4,7 +4,6 @@
 import static seedu.address.logic.parser.CliSyntax.PREFIX_CATEGORY;
 import static seedu.address.logic.parser.CliSyntax.PREFIX_QUESTION;
 import static seedu.address.logic.parser.CliSyntax.PREFIX_DIFFICULTY;
-import static seedu.address.logic.parser.CliSyntax.PREFIX_TAG;
 
 import seedu.address.logic.commands.exceptions.CommandException;
 import seedu.address.model.Model;
@@ -21,14 +20,12 @@ public class AddCommand extends Command {
             + "Parameters: "
             + PREFIX_QUESTION + "QUESTION "
             + PREFIX_DIFFICULTY + "DIFFICULTY "
-            + PREFIX_CATEGORY + "CATEGORY "
-            + "[" + PREFIX_TAG + "category]...\n"
+            + "[" + PREFIX_CATEGORY + "category]...\n"
             + "Example: " + COMMAND_WORD + " "
             + PREFIX_QUESTION + "Which of the following is a valid sequence diagram? "
             + PREFIX_DIFFICULTY + "3 "
             + PREFIX_CATEGORY + "UML "
-            + PREFIX_TAG + "UML "
-            + PREFIX_TAG + "graphical";
+            + PREFIX_CATEGORY + "graphical";
 
     public static final String MESSAGE_SUCCESS = "New question added: %1$s";
     public static final String MESSAGE_DUPLICATE_ANSWERABLE = "This question already exists in the test bank";

src/main/java/seedu/address/logic/commands/EditCommand.java

@@ -4,7 +4,6 @@
 import static seedu.address.logic.parser.CliSyntax.PREFIX_CATEGORY;
 import static seedu.address.logic.parser.CliSyntax.PREFIX_QUESTION;
 import static seedu.address.logic.parser.CliSyntax.PREFIX_DIFFICULTY;
-import static seedu.address.logic.parser.CliSyntax.PREFIX_TAG;
 import static seedu.address.model.Model.PREDICATE_SHOW_ALL_ANSWERABLE;
 
 import java.util.Collections;
@@ -22,7 +21,6 @@
 import seedu.address.model.answerable.Answerable;
 import seedu.address.model.answerable.Difficulty;
 import seedu.address.model.answerable.Mcq;
-import seedu.address.model.answerable.AnswerSet;
 import seedu.address.model.answerable.Question;
 import seedu.address.model.category.Category;
 
@@ -40,7 +38,7 @@ public class EditCommand extends Command {
             + "[" + PREFIX_QUESTION + "QUESTION] "
             + "[" + PREFIX_DIFFICULTY + "DIFFICULTY] "
             + "[" + PREFIX_CATEGORY + "ADDRESS] "
-            + "[" + PREFIX_TAG + "category]...\n"
+            + "[" + PREFIX_CATEGORY + "category]...\n"
             + "Example: " + COMMAND_WORD + " 1 "
             + PREFIX_DIFFICULTY + "91234567 ";
 
@@ -92,14 +90,17 @@ private static Answerable createEditedAnswerable(Answerable answerableToEdit, Ed
         assert answerableToEdit != null;
 
         Question updatedQuestion = editAnswerableDescriptor.getQuestion().orElse(answerableToEdit.getQuestion());
-        AnswerSet updatedAnswerSet = editAnswerableDescriptor.getAnswerSet().orElse(answerableToEdit.getAnswerSet());
-        Difficulty updatedDifficulty = editAnswerableDescriptor.getDifficulty().orElse(answerableToEdit.getDifficulty());
-        Set<Category> updatedCategories = editAnswerableDescriptor.getCategories().orElse(answerableToEdit.getCategories());
-
-
-        AnswerSet mcqAnswer = (AnswerSet) updatedAnswerSet;
-
-        return new Mcq(updatedQuestion, mcqAnswer, updatedDifficulty, updatedCategories);
+        Set<Answer> updatedCorrectAnswerSet = editAnswerableDescriptor.getCorrectAnswerSet()
+                .orElse(answerableToEdit.getCorrectAnswerSet());
+        Set<Answer> updatedWrongAnswerSet = editAnswerableDescriptor.getWrongAnswerSet()
+                .orElse(answerableToEdit.getWrongAnswerSet());
+        Difficulty updatedDifficulty = editAnswerableDescriptor.getDifficulty().orElse(answerableToEdit
+                .getDifficulty());
+        Set<Category> updatedCategories = editAnswerableDescriptor.getCategories().orElse(answerableToEdit
+                .getCategories());
+
+        return new Mcq(updatedQuestion, updatedCorrectAnswerSet, updatedWrongAnswerSet, updatedDifficulty,
+                updatedCategories);
     }
 
     @Override
@@ -126,14 +127,12 @@ public boolean equals(Object other) {
      */
     public static class EditAnswerableDescriptor {
         private Question question;
-        private AnswerSet answerSet;
         private Set<Answer> correctAnswerSet;
         private Set<Answer> wrongAnswerSet;
         private Difficulty difficulty;
         private Set<Category> categories;
 
         public EditAnswerableDescriptor() {
-//            answerSet = new AnswerSet();
         }
 
         /**
@@ -142,11 +141,8 @@ public EditAnswerableDescriptor() {
          */
         public EditAnswerableDescriptor(EditAnswerableDescriptor toCopy) {
             setQuestion(toCopy.question);
-            setAnswerSet(toCopy.answerSet);
-            if (answerSet != null) {
-                setCorrectAnswerSet(toCopy.correctAnswerSet);
-                setWrongAnswerSet(toCopy.wrongAnswerSet);
-            }
+            setCorrectAnswerSet(toCopy.correctAnswerSet);
+            setWrongAnswerSet(toCopy.wrongAnswerSet);
             setDifficulty(toCopy.difficulty);
             setCategories(toCopy.categories);
         }
@@ -155,7 +151,7 @@ public EditAnswerableDescriptor(EditAnswerableDescriptor toCopy) {
          * Returns true if at least one field is edited.
          */
         public boolean isAnyFieldEdited() {
-            return CollectionUtil.isAnyNonNull(question, answerSet, difficulty, categories);
+            return CollectionUtil.isAnyNonNull(question, correctAnswerSet, wrongAnswerSet, difficulty, categories);
         }
 
         public void setQuestion(Question question) {
@@ -166,30 +162,20 @@ public Optional<Question> getQuestion() {
             return Optional.ofNullable(question);
         }
 
-        public void setAnswerSet(AnswerSet answerSet) {
-            this.answerSet = answerSet;
+        public void setCorrectAnswerSet(Set<Answer> correctAnswerSet) {
+            this.correctAnswerSet = correctAnswerSet;
         }
 
-        public void setCorrectAnswerSet(Set<Answer> correctAnswerSet) {
-            if (answerSet == null) {
-                this.answerSet = new AnswerSet();
-                this.answerSet.setCorrectAnswerSet(correctAnswerSet);
-            } else if (answerSet.getCorrectAnswerSet() == null){
-                this.answerSet.setCorrectAnswerSet(correctAnswerSet);
-            }
+        public Optional<Set<Answer>> getCorrectAnswerSet() {
+            return Optional.ofNullable(correctAnswerSet);
         }
 
         public void setWrongAnswerSet(Set<Answer> wrongAnswerSet) {
-            if (answerSet == null) {
-                this.answerSet = new AnswerSet();
-                this.answerSet.setWrongAnswerSet(wrongAnswerSet);
-            } else if (answerSet.getWrongAnswerSet() == null){
-                this.answerSet.setWrongAnswerSet(wrongAnswerSet);
-            }
+            this.wrongAnswerSet = wrongAnswerSet;
         }
 
-        public Optional<AnswerSet> getAnswerSet() {
-            return Optional.ofNullable(answerSet);
+        public Optional<Set<Answer>> getWrongAnswerSet() {
+            return Optional.ofNullable(wrongAnswerSet);
         }
 
         public void setDifficulty(Difficulty difficulty) {
@@ -230,7 +216,8 @@ public boolean equals(Object other) {
             EditAnswerableDescriptor e = (EditAnswerableDescriptor) other;
 
             return getQuestion().equals(e.getQuestion())
-                    && getAnswerSet().equals(e.getAnswerSet())
+                    && getCorrectAnswerSet().equals(e.getCorrectAnswerSet())
+                    && getWrongAnswerSet().equals(e.getWrongAnswerSet())
                     && getDifficulty().equals(e.getDifficulty())
                     && getCategories().equals(e.getCategories());
         }

src/main/java/seedu/address/logic/commands/ListCommand.java

@@ -32,17 +32,23 @@ public class ListCommand extends Command {
             + PREFIX_CATEGORY + "UML "
             + PREFIX_DIFFICULTY + "2 ";
 
-
     public static final String MESSAGE_SUCCESS = "Listed all answerables";
 
-    private final CategoryPredicate categoryPredicate;
-    private final DifficultyPredicate difficultyPredicate;
+    private CategoryPredicate categoryPredicate;
+    private DifficultyPredicate difficultyPredicate;
 
     public ListCommand(CategoryPredicate categoryPredicate, DifficultyPredicate difficultyPredicate) {
         this.categoryPredicate = categoryPredicate;
         this.difficultyPredicate = difficultyPredicate;
     }
 
+    public ListCommand(CategoryPredicate categoryPredicate) {
+        this.categoryPredicate = categoryPredicate;
+    }
+
+    public ListCommand(DifficultyPredicate difficultyPredicate) {
+        this.difficultyPredicate = difficultyPredicate;
+    }
 
     @Override
     public CommandResult execute(Model model) {

src/main/java/seedu/address/logic/parser/AddCommandParser.java

@@ -6,7 +6,6 @@
 import static seedu.address.logic.parser.CliSyntax.PREFIX_QUESTION;
 import static seedu.address.logic.parser.CliSyntax.PREFIX_QUESTION_TYPE;
 import static seedu.address.logic.parser.CliSyntax.PREFIX_DIFFICULTY;
-import static seedu.address.logic.parser.CliSyntax.PREFIX_TAG;
 import static seedu.address.logic.parser.CliSyntax.PREFIX_WRONG;
 
 import java.util.Set;
@@ -18,7 +17,6 @@
 import seedu.address.model.answerable.Answerable;
 import seedu.address.model.answerable.Difficulty;
 import seedu.address.model.answerable.Mcq;
-import seedu.address.model.answerable.AnswerSet;
 import seedu.address.model.answerable.Question;
 import seedu.address.model.category.Category;
 
@@ -35,7 +33,7 @@ public class AddCommandParser implements Parser<AddCommand> {
     public AddCommand parse(String args) throws ParseException {
         ArgumentMultimap argMultimap =
                 ArgumentTokenizer.tokenize(args, PREFIX_QUESTION_TYPE, PREFIX_QUESTION, PREFIX_CORRECT, PREFIX_WRONG,
-                PREFIX_DIFFICULTY, PREFIX_CATEGORY, PREFIX_TAG);
+                PREFIX_DIFFICULTY, PREFIX_CATEGORY);
 
         if (!arePrefixesPresent(argMultimap, PREFIX_QUESTION, PREFIX_CORRECT, PREFIX_WRONG, PREFIX_CATEGORY,
                 PREFIX_DIFFICULTY) || !argMultimap.getPreamble().isEmpty()) {
@@ -47,19 +45,17 @@ public AddCommand parse(String args) throws ParseException {
         Set<Answer> correctAnswerSet = ParserUtil.parseAnswers(argMultimap.getAllValues(PREFIX_CORRECT));
         Set<Answer> wrongAnswerSetSet = ParserUtil.parseAnswers(argMultimap.getAllValues(PREFIX_WRONG));
         Difficulty difficulty = ParserUtil.parseDifficulty(argMultimap.getValue(PREFIX_DIFFICULTY).get());
-        Set<Category> categoryList = ParserUtil.parseCategories(argMultimap.getAllValues(PREFIX_CATEGORY));
+        Set<Category> categories = ParserUtil.parseCategories(argMultimap.getAllValues(PREFIX_CATEGORY));
 
         Answerable answerable;
 
         switch (questionType.getType()) {
         case "mcq":
-            AnswerSet mcqAnswers = new AnswerSet(correctAnswerSet, wrongAnswerSetSet);
-            answerable = new Mcq(question, mcqAnswers, difficulty, categoryList);
+            answerable = new Mcq(question, correctAnswerSet, wrongAnswerSetSet, difficulty, categories);
             return new AddCommand(answerable);
 //        case "saq":
 //            //TODO: Implement Saq
-//            AnswerSet saqAnswers = new AnswerSet(); //stub
-//            answerable = new Saq(question, saqAnswers, difficulty, category, tagList);
+//            answerable = new Saq(question, correctAnsweSet, difficulty, category, tagList);
 //            return new AddCommand(answerable);
         default:
             throw new ParseException(String.format(MESSAGE_INVALID_COMMAND_FORMAT, AddCommand.MESSAGE_USAGE));

src/main/java/seedu/address/logic/parser/CliSyntax.java

@@ -12,6 +12,5 @@ public class CliSyntax {
     public static final Prefix PREFIX_WRONG = new Prefix("x/");
     public static final Prefix PREFIX_DIFFICULTY = new Prefix("diff/");
     public static final Prefix PREFIX_CATEGORY = new Prefix("cat/");
-    public static final Prefix PREFIX_TAG = new Prefix("t/");
 
 }