622 lines
20 KiB
Java
622 lines
20 KiB
Java
package de.dis2017;
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import de.dis2017.data.Apartment;
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import de.dis2017.data.Contract;
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import de.dis2017.data.Estate;
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import de.dis2017.data.EstateAgent;
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import de.dis2017.data.House;
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import de.dis2017.data.Person;
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import de.dis2017.data.PurchaseContract;
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import de.dis2017.data.TenancyContract;
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import de.dis2017.data.db.ORM;
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import de.dis2017.data.db.Type;
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import java.sql.Date;
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import java.sql.Timestamp;
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import java.util.List;
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/**
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* Main class
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*/
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public class Main {
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private static ORM _orm;
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/**
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* Starts the application.
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*/
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public static void main(String[] args) {
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_orm = new ORM();
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showMainMenu();
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}
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/**
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* Shows the main menu.
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*/
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private static void showMainMenu() {
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// menu options
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final int MENU_AGENT = 0;
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final int MENU_ESTATES = 1;
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final int MENU_CONTRACTS = 2;
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final int QUIT = 3;
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// create menu
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Menu mainMenu = new Menu("Main menu");
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mainMenu.addEntry("EstateAgent management", MENU_AGENT);
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mainMenu.addEntry("Estate management", MENU_ESTATES);
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mainMenu.addEntry("Contract management", MENU_CONTRACTS);
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mainMenu.addEntry("Quit", QUIT);
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// process input
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while(true) {
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int response = mainMenu.show();
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switch(response) {
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case MENU_AGENT:
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if (checkPassword()) {
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showEstateAgentMenu();
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}
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else {
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System.out.println("The password was wrong.");
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}
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break;
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case MENU_ESTATES:
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if (loginEstateAgent()) {
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showEstateMenu();
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}
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else {
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System.out.println("The username or password was wrong.");
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}
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break;
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case MENU_CONTRACTS:
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showContractMenu();
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break;
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case QUIT:
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return;
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}
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}
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}
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private static void showContractMenu() {
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// menu options
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final int INSERT_PERSON = 0;
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final int CREATE_CONTRACT = 1;
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final int OVERVIEW_CONTRACTS = 2;
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final int BACK = 3;
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// create menu
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Menu mainMenu = new Menu("Contract Menu");
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mainMenu.addEntry("Insert person",INSERT_PERSON );
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mainMenu.addEntry("Create/Sign contract", CREATE_CONTRACT);
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mainMenu.addEntry("Contracts overview", OVERVIEW_CONTRACTS);
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mainMenu.addEntry("Back", BACK);
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// process input
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while(true) {
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int response = mainMenu.show();
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switch(response) {
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case INSERT_PERSON:
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newPerson();
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break;
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case CREATE_CONTRACT:
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newContract();
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break;
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case OVERVIEW_CONTRACTS:
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showContractsOverview();
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break;
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case BACK:
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return;
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}
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}
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}
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private static void showContractsOverview() {
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List<?> contracts = _orm.getAll(Type.CONTRACT);
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Menu listContracts = new Menu("Contracts Overview");
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final int BACK = 0;
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for (Object o : contracts) {
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Contract contract = (Contract) o;
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listContracts.addEntry("Contract No: " + contract.getContractNo() + " Place: "+contract.getPlace()
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+ "Date: "+contract.getDate(),contract.getContractNo());
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}
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listContracts.addEntry("Back to the Contract management menu", BACK);
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// process input
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while(true) {
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int response = listContracts.show();
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switch (response) {
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case BACK:
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return;
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default:
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break;
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}
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}
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}
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private static void newContract() {
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Contract contract = new Contract();
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//choose Estate from List
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printListOfEstates();
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contract.setEstate(FormUtil.readInt("Estate"));
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//choose Person from List
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printListOfPersons();
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contract.setPerson(FormUtil.readInt("Person"));
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contract.setPlace(FormUtil.readString("Place"));
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contract.setDate(Date.valueOf(FormUtil.readString("Date")));
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if(_orm.isApartment(contract.getEstate())){
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TenancyContract tenContract = new TenancyContract(contract);
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System.out.println("Start Date:");
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Timestamp startDate = Timestamp.valueOf(FormUtil.readInt("Year")+"-"+FormUtil.readInt("Month")+"-"+FormUtil.readInt("Day"));
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tenContract.setStartDate(startDate);
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System.out.println("Duration:");
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Timestamp duration = Timestamp.valueOf(FormUtil.readInt("Year")+"-"+FormUtil.readInt("Month")+"-"+FormUtil.readInt("Day"));
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tenContract.setDuration(duration);
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tenContract.setAdditionalCost(FormUtil.readInt("Additional Costs"));
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_orm.persist(tenContract);
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}
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else{
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PurchaseContract purContract = new PurchaseContract(contract);
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purContract.setNoOfInstallments(FormUtil.readInt("No of Installments"));
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purContract.setInterestRate(FormUtil.readInt("Interest Rate"));
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_orm.persist(purContract);
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}
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}
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private static void newPerson() {
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Person person = new Person();
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person.setFirstName(FormUtil.readString("First Name"));
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person.setName(FormUtil.readString("Name"));
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person.setAddress(FormUtil.readString("Address"));
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_orm.persist(person);
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System.out.println("Person with the Name " + person.getFirstName() +" "+person.getName() + " was created.");
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}
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/**
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* Checks the password for sudo-like menu areas.
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*/
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private static boolean checkPassword() {
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System.out.println("Please insert the sudo password. You are entering dangerous territory.");
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String passwordInput = FormUtil.readPassword();
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String sudoPassword = "ea-sudo";
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return sudoPassword.equals(passwordInput);
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}
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/**
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* Performs a login for an estate agent.
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*
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* @return true if the login is successful, false otherwise
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*/
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private static boolean loginEstateAgent() {
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System.out.println("Please insert the username and password of a valid estate agent.");
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String username = FormUtil.readString("Username");
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String passwordInput = FormUtil.readPassword();
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EstateAgent agent = _orm.getAgent(username);
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return agent != null && agent.getPassword().equals(passwordInput);
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}
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/**
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* Shows the estate management menu.
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*/
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private static void showEstateMenu() {
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// menu options
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final int NEW_ESTATE = 0;
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final int LIST_ESTATES = 1;
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final int BACK = 2;
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// estate management menu
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Menu estateMenu = new Menu("Estate management");
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estateMenu.addEntry("Create Estate", NEW_ESTATE);
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estateMenu.addEntry("List Estates", LIST_ESTATES);
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estateMenu.addEntry("Back to the main menu", BACK);
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// process input
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while(true) {
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int response = estateMenu.show();
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switch(response) {
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case NEW_ESTATE:
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newEstate();
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break;
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case LIST_ESTATES:
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listEstates();
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break;
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case BACK:
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return;
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}
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}
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}
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/**
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* Creates a new estate agent after the usesr has entered the necessary data.
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*/
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private static void newEstate() {
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printListOfAgents();
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String input = FormUtil.readString("Apartment(A)/House(H)");
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boolean isApartment = input.equals("A") || input.equals("a");
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Estate estate = new Estate();
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estate.setStreet(FormUtil.readString("Street"));
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estate.setStreetNumber(FormUtil.readInt("Street Number"));
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estate.setPostalCode(FormUtil.readString("Postal Code"));
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estate.setCity(FormUtil.readString("City"));
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estate.setSquareArea(FormUtil.readInt("Square Area"));
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estate.setAgent(FormUtil.readInt("EstateAgent ID"));
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if(isApartment){
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Apartment apartment = new Apartment(estate);
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apartment.setFloor(FormUtil.readInt("Floor"));
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apartment.setRooms(FormUtil.readInt("Rooms"));
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apartment.setRent(FormUtil.readInt("Rent"));
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input = FormUtil.readString("Balcony(Y/N)");
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apartment.setBalcony(input.equals("Y") || input.equals("y"));
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input = FormUtil.readString("Built-in Kitchen(Y/N)");
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apartment.setBuiltinKitchen(input.equals("Y") || input.equals("y"));
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}
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else{
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House house = new House(estate);
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house.setPrice(FormUtil.readInt("Price"));
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house.setFloors(FormUtil.readInt("Floors"));
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input = FormUtil.readString("Garden(Y/N)");
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house.setGarden(input.equals("Y") || input.equals("y"));
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}
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//_orm.persist(estate);
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System.out.println("Estate with the ID " + estate.getId() + " was created.");
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}
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/**
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* Lists estates.
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*/
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private static void listEstates() {
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List<?> estates = _orm.getAll(Type.ESTATE);
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Menu listEstates = new Menu("Please select the estate you want to modify or delete");
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System.out.println("List of Estates");
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final int BACK = 0;
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for (Object o : estates) {
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Estate estate = (Estate) o;
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listEstates.addEntry("ID: " + estate.getId() + ", Address: " + estate.getStreet() + " "
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+ estate.getStreetNumber() + ", " + estate.getPostalCode() + " " + estate.getCity(),
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estate.getId());
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}
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listEstates.addEntry("Back to the Estate management menu", BACK);
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// process input
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while(true) {
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int response = listEstates.show();
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switch (response) {
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case BACK:
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return;
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default:
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showEstate(response);
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break;
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}
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}
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}
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/**
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* Shows a selected estate.
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*
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* @param id the id of the selected estate
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*/
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private static void showEstate(int id) {
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Estate estate = _orm.getEstate(id);
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System.out.println("Estate");
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printEstateDetails(estate);
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final int MODIFY = 1;
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final int DELETE = 2;
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final int BACK = 3;
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Menu showEstateMenu = new Menu("Do you want to modify or delete the estate?");
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showEstateMenu.addEntry("Modify", MODIFY);
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showEstateMenu.addEntry("Delete", DELETE);
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showEstateMenu.addEntry("Back to the list of estates", BACK);
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while(true) {
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int response = showEstateMenu.show();
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switch (response) {
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case MODIFY:
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modifyEstate(estate);
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break;
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case DELETE:
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deleteEstate(estate);
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break;
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case BACK:
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return;
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}
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}
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}
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/**
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* Prints the estate details to command line.
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*
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* @param estate the estate from which the details should be printed to commandline
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*/
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private static void printEstateDetails(Estate estate) {
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System.out.println("------------------");
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System.out.println("ID: " + estate.getId());
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System.out.println("Street: " + estate.getStreet() + " " + estate.getStreetNumber());
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System.out.println("PostalCode: " + estate.getPostalCode());
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System.out.println("City: " + estate.getCity());
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System.out.println("SquareArea: " + estate.getSquareArea());
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EstateAgent agent = _orm.getAgent(estate.getAgent());
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System.out.println("Agent: " + agent.getName());
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if (estate instanceof House) {
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House house = (House) estate;
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System.out.println("Price: " + house.getPrice());
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System.out.println("Floors: " + house.getFloors());
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System.out.println("Garden: " + (house.hasGarden() ? "yes" : "false"));
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}
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else if (estate instanceof Apartment) {
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Apartment apartment = (Apartment) estate;
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System.out.println("Floor: " + apartment.getFloor());
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System.out.println("Rooms: " + apartment.getRooms());
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System.out.println("Rent: " + apartment.getRent());
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System.out.println("Balcony: " + (apartment.hasBalcony() ? "yes" : "no"));
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System.out.println("Built-in Kitchen: " + (apartment.hasBuiltinKitchen() ? "yes" : "no"));
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}
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System.out.println("------------------");
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}
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/**
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* Print a list of persons.
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*/
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private static void printListOfPersons() {
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List<?> agents = _orm.getAll(Type.PERSON);
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System.out.println("List of Persons");
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System.out.println("------------------");
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for (Object o : agents) {
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Person person = (Person) o;
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System.out.println("ID: "+person.getId()+" Name: " + person.getFirstName()+" "+person.getName() +", Address: " + person.getAddress());
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}
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System.out.println("------------------");
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}
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/**
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* Print a list of estates.
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*/
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private static void printListOfEstates() {
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List<?> agents = _orm.getAll(Type.ESTATE);
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System.out.println("List of Estates");
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System.out.println("------------------");
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for (Object o : agents) {
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Estate estate = (Estate) o;
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System.out.println("ID: " + estate.getId() + ", Address: " + estate.getStreet()+" "+estate.getStreetNumber()+", "+estate.getCity());
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}
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System.out.println("------------------");
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}
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/**
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* Print a list of agents.
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*/
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private static void printListOfAgents() {
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List<?> agents = _orm.getAll(Type.ESTATEAGENT);
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System.out.println("List of EstateAgents");
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System.out.println("------------------");
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for (Object o : agents) {
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EstateAgent agent = (EstateAgent) o;
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System.out.println("ID: " + agent.getId() + ", Name: " + agent.getName());
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}
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System.out.println("------------------");
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}
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/**
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* Modify estate.
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*
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* @param estate the modified estate
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*/
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private static void modifyEstate(Estate estate) {
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System.out.println("Modify Estate");
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printEstateDetails(estate);
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printListOfAgents();
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estate.setStreet(FormUtil.readString("Street", estate.getStreet()));
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estate.setStreetNumber(FormUtil.readInt("Street Number", estate.getStreetNumber()));
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estate.setPostalCode(FormUtil.readString("Postal Code", estate.getPostalCode()));
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estate.setCity(FormUtil.readString("City", estate.getCity()));
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estate.setSquareArea(FormUtil.readInt("Square Area", estate.getSquareArea()));
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estate.setAgent(FormUtil.readInt("EstateAgent ID", estate.getAgent()));
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if (estate instanceof Apartment) {
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Apartment apartment = (Apartment) estate;
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apartment.setFloor(FormUtil.readInt("Floor", apartment.getFloor()));
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apartment.setRooms(FormUtil.readInt("Rooms", apartment.getRooms()));
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apartment.setRent(FormUtil.readInt("Rent", apartment.getRent()));
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String input = FormUtil.readString("Balcony(Y/N)", apartment.hasBalcony()?"Y":"N");
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apartment.setBalcony(input.equals("Y") || input.equals("y"));
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input = FormUtil.readString("Built-in Kitchen(Y/N)", apartment.hasBuiltinKitchen()?"Y":"N");
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apartment.setBuiltinKitchen(input.equals("Y") || input.equals("y"));
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}
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else if (estate instanceof House){
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House house = (House) estate;
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house.setFloors(FormUtil.readInt("Floors", house.getFloors()));
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house.setPrice(FormUtil.readInt("Price", house.getPrice()));
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String input = FormUtil.readString("Garden(Y/N)", house.hasGarden()?"Y":"N");
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house.setGarden(input.equals("Y") || input.equals("y"));
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}
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_orm.persist(estate);
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System.out.println("------------------");
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System.out.println("Estate with the ID " + estate.getId() + " was modified.");
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}
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/**
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* Deletes an estate.
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*
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* @param estate the estate that should be deleted
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*/
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private static void deleteEstate(Estate estate) {
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_orm.delete(estate);
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System.out.println("Estate with the ID " + estate.getId() + " was deleted.");
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}
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/**
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* Shows the estate agent management.
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*/
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private static void showEstateAgentMenu() {
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// menu options
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final int NEW_AGENT = 0;
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final int LIST_AGENTS = 1;
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final int BACK = 2;
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// estate management menu
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Menu estateAgentMenu = new Menu("EstateAgent management");
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estateAgentMenu.addEntry("Create EstateAgent", NEW_AGENT);
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estateAgentMenu.addEntry("List EstateAgents", LIST_AGENTS);
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estateAgentMenu.addEntry("Back to the main menu", BACK);
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// process input
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while(true) {
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int response = estateAgentMenu.show();
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switch(response) {
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case NEW_AGENT:
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newEstateAgent();
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break;
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case LIST_AGENTS:
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listEstateAgents();
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break;
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case BACK:
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return;
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}
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}
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}
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/**
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* Creates a new estate agent after the user has entered the necessary data.
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*/
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private static void newEstateAgent() {
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EstateAgent agent = new EstateAgent();
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agent.setName(FormUtil.readString("Name"));
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agent.setAddress(FormUtil.readString("Address"));
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agent.setLogin(FormUtil.readString("Login"));
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agent.setPassword(FormUtil.readPassword());
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_orm.persist(agent);
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System.out.println("EstateAgent with the ID " + agent.getId() + " was created.");
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}
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/**
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* List estate agents.
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*/
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private static void listEstateAgents() {
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// get all agents
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List<?> agents = _orm.getAll(Type.ESTATEAGENT);
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Menu listEstateAgents = new Menu("Please select the estate agent you want to modify or delete");
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System.out.println("List of EstateAgents");
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final int BACK = 0;
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for (Object o : agents) {
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EstateAgent agent = (EstateAgent) o;
|
|
listEstateAgents.addEntry("ID: " + agent.getId() + ", Name: " + agent.getName(), agent.getId());
|
|
}
|
|
listEstateAgents.addEntry("Back to the EstateAgent management menu", BACK);
|
|
|
|
// process input
|
|
while(true) {
|
|
int response = listEstateAgents.show();
|
|
|
|
switch (response) {
|
|
case BACK:
|
|
return;
|
|
default:
|
|
showEstateAgent(response);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Shows a selected estate agent.
|
|
*
|
|
* @param id the id of the selected agent
|
|
*/
|
|
private static void showEstateAgent(int id) {
|
|
EstateAgent agent = _orm.getAgent(id);
|
|
|
|
System.out.println("EstateAgent");
|
|
System.out.println("------------------");
|
|
System.out.println("ID: " + id);
|
|
System.out.println("Name: " + agent.getName());
|
|
System.out.println("Address: " + agent.getAddress());
|
|
System.out.println("Username: " + agent.getLogin());
|
|
System.out.println("------------------");
|
|
|
|
final int MODIFY = 1;
|
|
final int DELETE = 2;
|
|
final int BACK = 3;
|
|
|
|
Menu showEstateAgentMenu = new Menu("Do you want to modify or delete the agent?");
|
|
showEstateAgentMenu.addEntry("Modify", MODIFY);
|
|
showEstateAgentMenu.addEntry("Delete", DELETE);
|
|
showEstateAgentMenu.addEntry("Back to the list of agents", BACK);
|
|
|
|
while(true) {
|
|
int response = showEstateAgentMenu.show();
|
|
|
|
switch (response) {
|
|
case MODIFY:
|
|
modifyEstateAgent(agent);
|
|
break;
|
|
case DELETE:
|
|
deleteEstateAgent(agent);
|
|
break;
|
|
case BACK:
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Modify estate agent.
|
|
*
|
|
* @param agent the modified agent
|
|
*/
|
|
private static void modifyEstateAgent(EstateAgent agent) {
|
|
System.out.println("Modify EstateAgent");
|
|
System.out.println("------------------");
|
|
System.out.println("ID: " + agent.getId());
|
|
System.out.println("Name: " + agent.getName());
|
|
System.out.println("Address: " + agent.getAddress());
|
|
System.out.println("Username: " + agent.getLogin());
|
|
System.out.println("------------------");
|
|
|
|
agent.setName(FormUtil.readString("Name", agent.getName()));
|
|
agent.setAddress(FormUtil.readString("Address", agent.getAddress()));
|
|
agent.setLogin(FormUtil.readString("Username", agent.getLogin()));
|
|
agent.setPassword(FormUtil.readPassword(agent.getPassword()));
|
|
|
|
_orm.persist(agent);
|
|
|
|
System.out.println("------------------");
|
|
System.out.println("Agent was modified.");
|
|
}
|
|
|
|
/**
|
|
* Deletes an estate agent.
|
|
*
|
|
* @param agent the agent that should be deleted
|
|
*/
|
|
private static void deleteEstateAgent(EstateAgent agent) {
|
|
_orm.delete(agent);
|
|
System.out.println("EstateAgent with the ID " + agent.getId() + " was deleted.");
|
|
}
|
|
}
|