Create Seller and Buyer classes with add commands and test cases

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

@@ -0,0 +1,94 @@
+package seedu.address.logic.commands;
+
+import static java.util.Objects.requireNonNull;
+import static seedu.address.logic.parser.CliSyntax.PREFIX_ADDRESS;
+import static seedu.address.logic.parser.CliSyntax.PREFIX_EMAIL;
+import static seedu.address.logic.parser.CliSyntax.PREFIX_NAME;
+import static seedu.address.logic.parser.CliSyntax.PREFIX_PHONE;
+import static seedu.address.logic.parser.CliSyntax.PREFIX_POSTALCODE;
+import static seedu.address.logic.parser.CliSyntax.PREFIX_TAG;
+
+import seedu.address.commons.util.ToStringBuilder;
+import seedu.address.logic.Messages;
+import seedu.address.logic.commands.exceptions.CommandException;
+import seedu.address.model.Model;
+import seedu.address.model.person.Person;
+
+/**
+ * Adds a buyer to the address book.
+ */
+public class AddBuyerCommand extends Command {
+
+    public static final String COMMAND_WORD = "addbuyer";
+
+    public static final String MESSAGE_USAGE = COMMAND_WORD + ": Adds a buyer to the address book. "
+            + "Parameters: "
+            + PREFIX_NAME + "NAME "
+            + PREFIX_PHONE + "PHONE "
+            + PREFIX_EMAIL + "EMAIL "
+            + PREFIX_ADDRESS + "ADDRESS "
+            + PREFIX_POSTALCODE + "POSTAL CODE "
+            + "[" + PREFIX_TAG + "TAG]...\n"
+            + "Example: " + COMMAND_WORD + " "
+            + PREFIX_NAME + "John Doe "
+            + PREFIX_PHONE + "98765432 "
+            + PREFIX_EMAIL + "johnd@example.com "
+            + PREFIX_ADDRESS + "311, Clementi Ave 2, #02-25 "
+            + PREFIX_POSTALCODE + "578578 "
+            + PREFIX_TAG + "friends "
+            + PREFIX_TAG + "owesMoney";
+
+    public static final String MESSAGE_SUCCESS = "New buyer added: %1$s";
+    public static final String MESSAGE_DUPLICATE_PERSON = "This buyer already exists in the address book";
+
+    private final Person buyerToAdd;
+
+    /**
+     * Creates an AddBuyerCommand to add the specified buyer.
+     * @param person The buyer to be added.
+     */
+    public AddBuyerCommand(Person person) {
+        requireNonNull(person);
+        buyerToAdd = person;
+    }
+    /**
+     * Executes the command and returns the result message.
+     *
+     * @param model {@code Model} which the command should operate on.
+     * @return feedback message of the operation result for display
+     * @throws CommandException If an error occurs during command execution.
+     */
+    @Override
+    public CommandResult execute(Model model) throws CommandException {
+        requireNonNull(model);
+
+        if (model.hasPerson(buyerToAdd)) {
+            throw new CommandException(MESSAGE_DUPLICATE_PERSON);
+        }
+
+        model.addPerson(buyerToAdd);
+        return new CommandResult(String.format(MESSAGE_SUCCESS, Messages.format(buyerToAdd)));
+    }
+
+    @Override
+    public boolean equals(Object other) {
+        if (other == this) {
+            return true;
+        }
+
+        // instanceof handles nulls
+        if (!(other instanceof AddBuyerCommand)) {
+            return false;
+        }
+
+        AddBuyerCommand otherAddCommand = (AddBuyerCommand) other;
+        return buyerToAdd.equals(otherAddCommand.buyerToAdd);
+    }
+
+    @Override
+    public String toString() {
+        return new ToStringBuilder(this)
+                .add("buyerToAdd", buyerToAdd)
+                .toString();
+    }
+}

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

@@ -0,0 +1,94 @@
+package seedu.address.logic.commands;
+
+import static java.util.Objects.requireNonNull;
+import static seedu.address.logic.parser.CliSyntax.PREFIX_ADDRESS;
+import static seedu.address.logic.parser.CliSyntax.PREFIX_EMAIL;
+import static seedu.address.logic.parser.CliSyntax.PREFIX_NAME;
+import static seedu.address.logic.parser.CliSyntax.PREFIX_PHONE;
+import static seedu.address.logic.parser.CliSyntax.PREFIX_POSTALCODE;
+import static seedu.address.logic.parser.CliSyntax.PREFIX_TAG;
+
+import seedu.address.commons.util.ToStringBuilder;
+import seedu.address.logic.Messages;
+import seedu.address.logic.commands.exceptions.CommandException;
+import seedu.address.model.Model;
+import seedu.address.model.person.Person;
+
+/**
+ * Adds a seller to the address book.
+ */
+public class AddSellerCommand extends Command {
+
+    public static final String COMMAND_WORD = "addseller";
+
+    public static final String MESSAGE_USAGE = COMMAND_WORD + ": Adds a seller to the address book. "
+            + "Parameters: "
+            + PREFIX_NAME + "NAME "
+            + PREFIX_PHONE + "PHONE "
+            + PREFIX_EMAIL + "EMAIL "
+            + PREFIX_ADDRESS + "ADDRESS "
+            + PREFIX_POSTALCODE + "POSTAL CODE "
+            + "[" + PREFIX_TAG + "TAG]...\n"
+            + "Example: " + COMMAND_WORD + " "
+            + PREFIX_NAME + "John Doe "
+            + PREFIX_PHONE + "98765432 "
+            + PREFIX_EMAIL + "johnd@example.com "
+            + PREFIX_ADDRESS + "311, Clementi Ave 2, #02-25 "
+            + PREFIX_POSTALCODE + "578578 "
+            + PREFIX_TAG + "friends "
+            + PREFIX_TAG + "owesMoney";
+
+    public static final String MESSAGE_SUCCESS = "New seller added: %1$s";
+    public static final String MESSAGE_DUPLICATE_PERSON = "This seller already exists in the address book";
+
+    private final Person sellerToAdd;
+
+    /**
+     * Creates an AddSellerCommand to add the specified seller.
+     * @param person The seller to be added.
+     */
+    public AddSellerCommand(Person person) {
+        requireNonNull(person);
+        sellerToAdd = person;
+    }
+    /**
+     * Executes the command and returns the result message.
+     *
+     * @param model {@code Model} which the command should operate on.
+     * @return feedback message of the operation result for display
+     * @throws CommandException If an error occurs during command execution.
+     */
+    @Override
+    public CommandResult execute(Model model) throws CommandException {
+        requireNonNull(model);
+
+        if (model.hasPerson(sellerToAdd)) {
+            throw new CommandException(MESSAGE_DUPLICATE_PERSON);
+        }
+
+        model.addPerson(sellerToAdd);
+        return new CommandResult(String.format(MESSAGE_SUCCESS, Messages.format(sellerToAdd)));
+    }
+
+    @Override
+    public boolean equals(Object other) {
+        if (other == this) {
+            return true;
+        }
+
+        // instanceof handles nulls
+        if (!(other instanceof AddSellerCommand)) {
+            return false;
+        }
+
+        AddSellerCommand otherAddCommand = (AddSellerCommand) other;
+        return sellerToAdd.equals(otherAddCommand.sellerToAdd);
+    }
+
+    @Override
+    public String toString() {
+        return new ToStringBuilder(this)
+                .add("sellerToAdd", sellerToAdd)
+                .toString();
+    }
+}

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

@@ -0,0 +1,66 @@
+package seedu.address.logic.parser;
+
+import static seedu.address.logic.Messages.MESSAGE_INVALID_COMMAND_FORMAT;
+import static seedu.address.logic.parser.CliSyntax.PREFIX_ADDRESS;
+import static seedu.address.logic.parser.CliSyntax.PREFIX_EMAIL;
+import static seedu.address.logic.parser.CliSyntax.PREFIX_NAME;
+import static seedu.address.logic.parser.CliSyntax.PREFIX_PHONE;
+import static seedu.address.logic.parser.CliSyntax.PREFIX_POSTALCODE;
+import static seedu.address.logic.parser.CliSyntax.PREFIX_TAG;
+
+import java.util.Set;
+import java.util.stream.Stream;
+
+import seedu.address.logic.commands.AddBuyerCommand;
+import seedu.address.logic.parser.exceptions.ParseException;
+import seedu.address.model.house.PostalCode;
+import seedu.address.model.person.Address;
+import seedu.address.model.person.Email;
+import seedu.address.model.person.Name;
+import seedu.address.model.person.Person;
+import seedu.address.model.person.Phone;
+import seedu.address.model.tag.Tag;
+
+/**
+ * Parses input arguments and creates a new AddCommand object
+ */
+public class AddBuyerCommandParser implements Parser<AddBuyerCommand> {
+
+    /**
+     * Parses the given {@code String} of arguments in the context of the AddCommand
+     * and returns an AddCommand object for execution.
+     * @throws ParseException if the user input does not conform the expected format
+     */
+    public AddBuyerCommand parse(String args) throws ParseException {
+        ArgumentMultimap argMultimap =
+                ArgumentTokenizer.tokenize(args, PREFIX_NAME, PREFIX_PHONE, PREFIX_EMAIL, PREFIX_ADDRESS,
+                        PREFIX_POSTALCODE, PREFIX_TAG);
+
+        if (!arePrefixesPresent(argMultimap, PREFIX_NAME, PREFIX_ADDRESS, PREFIX_PHONE, PREFIX_EMAIL, PREFIX_POSTALCODE)
+                || !argMultimap.getPreamble().isEmpty()) {
+            throw new ParseException(String.format(MESSAGE_INVALID_COMMAND_FORMAT, AddBuyerCommand.MESSAGE_USAGE));
+        }
+
+        argMultimap.verifyNoDuplicatePrefixesFor(PREFIX_NAME, PREFIX_PHONE, PREFIX_EMAIL,
+                PREFIX_ADDRESS, PREFIX_POSTALCODE);
+        Name name = ParserUtil.parseName(argMultimap.getValue(PREFIX_NAME).get());
+        Phone phone = ParserUtil.parsePhone(argMultimap.getValue(PREFIX_PHONE).get());
+        Email email = ParserUtil.parseEmail(argMultimap.getValue(PREFIX_EMAIL).get());
+        Address address = ParserUtil.parseAddress(argMultimap.getValue(PREFIX_ADDRESS).get());
+        PostalCode postalCode = ParserUtil.parsePostalCode(argMultimap.getValue(PREFIX_POSTALCODE).get());
+        Set<Tag> tagList = ParserUtil.parseTags(argMultimap.getAllValues(PREFIX_TAG));
+
+        Person person = new Person(name, phone, email, address, postalCode, tagList);
+
+        return new AddBuyerCommand(person);
+    }
+
+    /**
+     * Returns true if none of the prefixes contains empty {@code Optional} values in the given
+     * {@code ArgumentMultimap}.
+     */
+    private static boolean arePrefixesPresent(ArgumentMultimap argumentMultimap, Prefix... prefixes) {
+        return Stream.of(prefixes).allMatch(prefix -> argumentMultimap.getValue(prefix).isPresent());
+    }
+
+}

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

@@ -0,0 +1,66 @@
+package seedu.address.logic.parser;
+
+import static seedu.address.logic.Messages.MESSAGE_INVALID_COMMAND_FORMAT;
+import static seedu.address.logic.parser.CliSyntax.PREFIX_ADDRESS;
+import static seedu.address.logic.parser.CliSyntax.PREFIX_EMAIL;
+import static seedu.address.logic.parser.CliSyntax.PREFIX_NAME;
+import static seedu.address.logic.parser.CliSyntax.PREFIX_PHONE;
+import static seedu.address.logic.parser.CliSyntax.PREFIX_POSTALCODE;
+import static seedu.address.logic.parser.CliSyntax.PREFIX_TAG;
+
+import java.util.Set;
+import java.util.stream.Stream;
+
+import seedu.address.logic.commands.AddSellerCommand;
+import seedu.address.logic.parser.exceptions.ParseException;
+import seedu.address.model.house.PostalCode;
+import seedu.address.model.person.Address;
+import seedu.address.model.person.Email;
+import seedu.address.model.person.Name;
+import seedu.address.model.person.Person;
+import seedu.address.model.person.Phone;
+import seedu.address.model.tag.Tag;
+
+/**
+ * Parses input arguments and creates a new AddCommand object
+ */
+public class AddSellerCommandParser implements Parser<AddSellerCommand> {
+
+    /**
+     * Parses the given {@code String} of arguments in the context of the AddCommand
+     * and returns an AddCommand object for execution.
+     * @throws ParseException if the user input does not conform the expected format
+     */
+    public AddSellerCommand parse(String args) throws ParseException {
+        ArgumentMultimap argMultimap =
+                ArgumentTokenizer.tokenize(args, PREFIX_NAME, PREFIX_PHONE, PREFIX_EMAIL, PREFIX_ADDRESS,
+                        PREFIX_POSTALCODE, PREFIX_TAG);
+
+        if (!arePrefixesPresent(argMultimap, PREFIX_NAME, PREFIX_ADDRESS, PREFIX_PHONE, PREFIX_EMAIL, PREFIX_POSTALCODE)
+                || !argMultimap.getPreamble().isEmpty()) {
+            throw new ParseException(String.format(MESSAGE_INVALID_COMMAND_FORMAT, AddSellerCommand.MESSAGE_USAGE));
+        }
+
+        argMultimap.verifyNoDuplicatePrefixesFor(PREFIX_NAME, PREFIX_PHONE, PREFIX_EMAIL,
+                PREFIX_ADDRESS, PREFIX_POSTALCODE);
+        Name name = ParserUtil.parseName(argMultimap.getValue(PREFIX_NAME).get());
+        Phone phone = ParserUtil.parsePhone(argMultimap.getValue(PREFIX_PHONE).get());
+        Email email = ParserUtil.parseEmail(argMultimap.getValue(PREFIX_EMAIL).get());
+        Address address = ParserUtil.parseAddress(argMultimap.getValue(PREFIX_ADDRESS).get());
+        PostalCode postalCode = ParserUtil.parsePostalCode(argMultimap.getValue(PREFIX_POSTALCODE).get());
+        Set<Tag> tagList = ParserUtil.parseTags(argMultimap.getAllValues(PREFIX_TAG));
+
+        Person person = new Person(name, phone, email, address, postalCode, tagList);
+
+        return new AddSellerCommand(person);
+    }
+
+    /**
+     * Returns true if none of the prefixes contains empty {@code Optional} values in the given
+     * {@code ArgumentMultimap}.
+     */
+    private static boolean arePrefixesPresent(ArgumentMultimap argumentMultimap, Prefix... prefixes) {
+        return Stream.of(prefixes).allMatch(prefix -> argumentMultimap.getValue(prefix).isPresent());
+    }
+
+}

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

@@ -8,7 +8,9 @@
 import java.util.regex.Pattern;
 
 import seedu.address.commons.core.LogsCenter;
+import seedu.address.logic.commands.AddBuyerCommand;
 import seedu.address.logic.commands.AddCommand;
+import seedu.address.logic.commands.AddSellerCommand;
 import seedu.address.logic.commands.ClearCommand;
 import seedu.address.logic.commands.Command;
 import seedu.address.logic.commands.DeleteCommand;
@@ -56,6 +58,12 @@
         case AddCommand.COMMAND_WORD:
             return new AddCommandParser().parse(arguments);
 
+        case AddSellerCommand.COMMAND_WORD:
+            return new AddSellerCommandParser().parse(arguments);
+
+        case AddBuyerCommand.COMMAND_WORD:
+            return new AddBuyerCommandParser().parse(arguments);
+
         case EditCommand.COMMAND_WORD:
             return new EditCommandParser().parse(arguments);
 

src/main/java/seedu/address/model/person/Buyer.java

@@ -0,0 +1,26 @@
+package seedu.address.model.person;
+
+import java.util.Set;
+
+import seedu.address.model.house.PostalCode;
+import seedu.address.model.tag.Tag;
+/**
+ * Represents a buyer in the address book.
+ */
+public class Buyer extends Person {
+
+    /**
+     * Constructs a new Buyer instance.
+     *
+     * @param name       The name of the buyer.
+     * @param phone      The phone number of the buyer.
+     * @param email      The email address of the buyer.
+     * @param address    The address of the buyer.
+     * @param postalCode The postal code of the buyer's address.
+     * @param tags       The tags associated with the buyer.
+     */
+    public Buyer(Name name, Phone phone, Email email, Address address, PostalCode postalCode, Set<Tag> tags) {
+        super(name, phone, email, address, postalCode, tags);
+    }
+}
+