Merge pull request 'WIP_Objects' (#5) from WIP_Objects into main

Reviewed-on: #5

src/main/java/com/bib/essensbestellungsverwaltung/AccountMgr.java

@@ -18,12 +18,10 @@ public class AccountMgr {
     
     /**
      * creates a user with createUser(...) and adds its id to the 'worker' table
-     * @param userData String[] name, firstname, password, email
-     * @param addressData String[] street, number, plz, city
      * @return userid or -1
      */
-    protected static long createWorker(String[] userData, String[] addressData){
-        long id = createUser(userData, addressData);
+    protected static long createWorker(Worker worker){
+        long id = createUser(worker);
         String sId = String.valueOf(id);
         Database.insert("worker", new String[]{"userid"}, new String[]{sId});
         return id;
@@ -31,12 +29,10 @@ public class AccountMgr {
 
     /**
      * creates a user with createUser(...) and adds its id to the 'parent' table
-     * @param userData String[] name, firstname, password, email
-     * @param addressData String[] street, number, plz, city
      * @return userid or -1
      */
-    protected static long createParent(String[] userData, String[] addressData){
-        long id = createUser(userData, addressData);
+    protected static long createParent(Parent parent){
+        long id = createUser(parent);
         String sId = String.valueOf(id);
         Database.insert("parent", new String[]{"userid"}, new String[]{sId});
         return id;
@@ -44,46 +40,89 @@ public class AccountMgr {
 
     /**
      * adds a user to the database
-     * @param userData String[] name, firstname, password, email
-     * @param addressData String[] street, number, plz, city
      * @return userid or -1
      */
-    protected static long createUser(String[] userData, String[] addressData) {
-        String[] addressH = {"street", "number", "plz", "city"};
+    protected static long createUser(User user) {
         String[] userH = {"name", "firstname", "addressid", "password", "email"};
-        String name = userData[0];
-        String firstname = userData[1];
-        String pw = hashAndSalt(userData[2], getSalt());
-        String email = userData[3];
+        String name = user.getName();
+        String firstname = user.getFirstname();
+        String pw = hashAndSalt(user.getPassword(), getSalt());
+        String email = user.getEmail();
+        long addressId = user.getAddress().getId();
+        if(addressId < 1){
+            addressId = createAddress(user.getAddress());
+        }
+        String[] userD = {name, firstname, String.valueOf(addressId), pw, email};
+        return Database.insert("user", userH, userD);
+    }
 
-        long id = Database.insert("address", addressH, addressData);
-        String sId = String.valueOf(id);
-        String[] userD = {name, firstname, sId, pw, email};
-        id = Database.insert("user", userH, userD);
-        return id;
+    protected static long createAddress(Address address){
+        String[] addressH = {"street", "number", "plz", "city"};
+        String[] addressD = {address.getStreet(),address.getNumber(),address.getPlz(),address.getCity()};
+        return Database.insert("address",addressH,addressD);
     }
 
     /**
      * adds a child and allergies to the database
-     * @param childData name, firstname, addressid
-     * @param allergyData id of allergies order matching with severityData
-     * @param severityData id of severity order matching with allergyData
      * @return id of child or -1
      */
-    protected static long createChild(String[] childData,String[] allergyData, String[] severityData){
+    protected static long createChild(Child child){
         String[] childH = {"name","firstname","addressid"};
+        String[] childD = {child.getName(), child.getFirstname(), String.valueOf(child.getAddress().getId())};
+        long id = Database.insert("child", childH, childD);
         String[] child_allergyH = {"childid","allergyid","severityid"};
-        long id = Database.insert("child", childH, childData);
-        if(allergyData.length > 0){
-            for(int i = 0; i < allergyData.length; i++){
-                String sId = String.valueOf(id);
-                String[] child_allergyD = {sId,allergyData[i],severityData[i]};
-                Database.insert("child_allergy",child_allergyH,child_allergyD);
-            }
+        for (AllergySeverity allergy: child.getAllergies()) {
+            String sId = String.valueOf(id);
+            String sAllergyId = String.valueOf(allergy.getAllergy().getId());
+            String sSeverityId = String.valueOf(allergy.getSeverityId());
+            String[] child_allergyD = {sId,sAllergyId,sSeverityId};
+            Database.insert("child_allergy",child_allergyH,child_allergyD);
         }
         return id;
     }
 
+    protected static User getUserById(long id){
+        List<String> entry = Database.getEntryById("user",id);
+        String[] parts = entry.get(0).split(":");
+        Address address = getAddressById(id);
+        if(isWorker(String.valueOf(id))){
+            return new Worker(id,parts[1],parts[2],parts[4],parts[5],address);
+        }else{
+            String[] parent_childH = {"parentuserid"};
+            String[] parent_childD = {String.valueOf(id)};
+            List<Child> children = new ArrayList<>();
+            List<String> parent_childEntries = Database.select("parent_child",parent_childH,parent_childD);
+            for (String parent_childEntry: parent_childEntries) {
+                String[] parent_childParts = parent_childEntry.split(":");
+                children.add(getChildById(Long.parseLong(parent_childParts[2])));
+            }
+            return new Parent(id,parts[1],parts[2],parts[4],parts[5],address,children);
+        }
+    }
+
+    protected static Child getChildById(long id){
+        List<String> entry = Database.getEntryById("child",id);
+        String[] parts = entry.get(0).split(":");
+        String[] child_allergyH = {"childid"};
+        String[] child_allergyD = {String.valueOf(id)};
+        List<String> entriesAllergy = Database.select("child_allergy",child_allergyH,child_allergyD);
+        List<AllergySeverity> allergySeverities = new ArrayList<>();
+        for (String entryAllergy : entriesAllergy) {
+            String[] allergyParts = entryAllergy.split(":");
+            List<String> severity = Database.getEntryById("severity", Long.parseLong(allergyParts[3]));
+            String sSeverity = severity.get(0).split(":")[1];
+            long lSeverity = Long.parseLong(severity.get(0).split(":")[0]);
+            allergySeverities.add(new AllergySeverity(FoodMgr.getAllergyById(Long.parseLong(allergyParts[2])),lSeverity,sSeverity));
+        }
+        return new Child(id,parts[1],parts[2],getAddressById(Long.parseLong(parts[3])),allergySeverities);
+    }
+
+    protected static Address getAddressById(long id){
+        List<String> entry = Database.getEntryById("address",id);
+        String[] parts = entry.get(0).split(":");
+        return new Address(Long.parseLong(parts[0]),parts[1],parts[2],parts[3],parts[4]);
+    }
+
     /**
      * creates entries in the database to match parent to child
      * @param parentId id of parent
@@ -149,7 +188,7 @@ public class AccountMgr {
      * @param pw the password to hash
      * @return hashed and salted password
      */
-    protected static String hashAndSalt(String pw, String salt){
+    private static String hashAndSalt(String pw, String salt){
         Base64.Decoder dec = Base64.getDecoder();
         byte[] bySalt = dec.decode(salt);
         KeySpec spec = new PBEKeySpec(pw.toCharArray(), bySalt,310001,256);
@@ -205,4 +244,15 @@ public class AccountMgr {
         invoice.add("Total: " + (invoice.size()-2) + " X " + price + "€ = " + ((invoice.size()-2)*price) + "€");
         return invoice;
     }
+
+    protected static void getPriceFromDb(){
+        List<String> priceEntry = Database.getEntryById("price",1);
+        price = Double.parseDouble(priceEntry.get(0).split(":")[1])/100.0;
+    }
+
+    protected static void setPriceInDb(){
+        String[] priceH = {"id","price"};
+        String[] priceD = {"1", String.valueOf(price*100)};
+        Database.update("price",priceH,priceD);
+    }
 }

src/main/java/com/bib/essensbestellungsverwaltung/Address.java

@@ -0,0 +1,47 @@
+package com.bib.essensbestellungsverwaltung;
+/*
+    @author Malte Schulze Hobeling
+ */
+
+public class Address {
+    private long id;
+    private String street;
+    private String number;
+    private String plz;
+    private String city;
+
+    public long getId() {
+        return id;
+    }
+
+    public String getStreet() {
+        return street;
+    }
+
+    public String getNumber() {
+        return number;
+    }
+
+    public String getPlz() {
+        return plz;
+    }
+
+    public String getCity() {
+        return city;
+    }
+
+    public Address(long id, String street, String number, String plz, String city) {
+        this.id = id;
+        this.street = street;
+        this.number = number;
+        this.plz = plz;
+        this.city = city;
+    }
+    public Address(String street, String number, String plz, String city) {
+        this.id = -1;
+        this.street = street;
+        this.number = number;
+        this.plz = plz;
+        this.city = city;
+    }
+}

src/main/java/com/bib/essensbestellungsverwaltung/Allergy.java

@@ -0,0 +1,28 @@
+package com.bib.essensbestellungsverwaltung;
+/*
+    @author Malte Schulze Hobeling
+ */
+
+public class Allergy {
+    private final long id;
+    private final String name;
+    private final String handle;
+
+    public Allergy(long id, String name, String handle) {
+        this.id = id;
+        this.name = name;
+        this.handle = handle;
+    }
+
+    public long getId() {
+        return id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public String getHandle() {
+        return handle;
+    }
+}

src/main/java/com/bib/essensbestellungsverwaltung/AllergySeverity.java

@@ -0,0 +1,28 @@
+package com.bib.essensbestellungsverwaltung;
+/*
+    @author Malte Schulze Hobeling
+ */
+
+public class AllergySeverity {
+    private Allergy allergy;
+    private long severityId;
+    private String severity;
+
+    public AllergySeverity(Allergy allergy, long severityId, String severity) {
+        this.allergy = allergy;
+        this.severityId = severityId;
+        this.severity = severity;
+    }
+
+    public Allergy getAllergy() {
+        return allergy;
+    }
+
+    public long getSeverityId() {
+        return severityId;
+    }
+
+    public String getSeverity() {
+        return severity;
+    }
+}

src/main/java/com/bib/essensbestellungsverwaltung/Child.java

@@ -0,0 +1,49 @@
+package com.bib.essensbestellungsverwaltung;
+/*
+    @author Malte Schulze Hobeling
+ */
+
+import java.util.List;
+
+public class Child {
+    private long id;
+    private String name;
+    private String firstname;
+    private Address address;
+    private List<AllergySeverity> allergies;
+
+    public Child(long id, String name, String firstname, Address address, List<AllergySeverity> allergies) {
+        this.id = id;
+        this.name = name;
+        this.firstname = firstname;
+        this.address = address;
+        this.allergies = allergies;
+    }
+    public Child(String name, String firstname, Address address, List<AllergySeverity> allergies) {
+        this.id = -1;
+        this.name = name;
+        this.firstname = firstname;
+        this.address = address;
+        this.allergies = allergies;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public String getFirstname() {
+        return firstname;
+    }
+
+    public Address getAddress() {
+        return address;
+    }
+
+    public long getId() {
+        return id;
+    }
+
+    public List<AllergySeverity> getAllergies() {
+        return allergies;
+    }
+}

src/main/java/com/bib/essensbestellungsverwaltung/ConsoleLib.java

@@ -29,7 +29,9 @@ public class ConsoleLib {
         userData[3] = sc.nextLine();
         System.out.print("Passwort: ");
         userData[2] = sc.nextLine();
-        long id = AccountMgr.createWorker(userData,addressData);
+        Address address = new Address(addressData[0],addressData[1],addressData[2],addressData[3]);
+        Worker worker = new Worker(userData[0],userData[1],userData[2],userData[3],address);
+        long id = AccountMgr.createWorker(worker);
         if(id < 1){
             System.out.println("Fehler beim erstellen");
         }
@@ -56,7 +58,9 @@ public class ConsoleLib {
         userData[3] = sc.nextLine();
         System.out.print("Passwort: ");
         userData[2] = sc.nextLine();
-        long id = AccountMgr.createParent(userData,addressData);
+        Address address = new Address(addressData[0],addressData[1],addressData[2],addressData[3]);
+        Parent parent = new Parent(userData[0],userData[1],userData[2],userData[3],address);
+        long id = AccountMgr.createParent(parent);
         if(id < 1){
             System.out.println("Fehler beim erstellen");
         }
@@ -88,7 +92,15 @@ public class ConsoleLib {
         System.out.print("Schweren (1 Harmlos - 3 Kritisch[2,3,1,3]): ");
         String severities = sc.nextLine();
         String[] severityData = severities.split(",");
-        long id = AccountMgr.createChild(childData,allergyData,severityData);
+        Address address = AccountMgr.getAddressById(Long.parseLong(childData[2]));
+        List<AllergySeverity> allergySeverities = new ArrayList<>();
+        for(int i = 0; i < allergyData.length; i++){
+            List<String> allergySeverity = Database.getEntryById("severity", Long.parseLong(severityData[i]));
+            String[] asParts = allergySeverity.get(0).split(":");
+            allergySeverities.add(new AllergySeverity(FoodMgr.getAllergyById(Long.parseLong(allergyData[0])),Long.parseLong(asParts[0]),asParts[1]));
+        }
+        Child child = new Child(childData[0],childData[1],address,allergySeverities);
+        long id = AccountMgr.createChild(child);
         if(id < 1){
             System.out.println("Fehler beim erstellen");
             return;
@@ -119,27 +131,39 @@ public class ConsoleLib {
         System.out.print("Allergienummer: ");
         String allergies = sc.nextLine();
         String[] allergyData = allergies.split(",");
-        if(FoodMgr.createFood(foodData,allergyData) < 1){
+        FoodType foodType = FoodMgr.getFoodTypeById(Long.parseLong(foodData[3]));
+        List<Allergy> allergyList = new ArrayList<>();
+        for (String data : allergyData) {
+            allergyList.add(FoodMgr.getAllergyById(Long.parseLong(data)));
+        }
+        boolean isDessert = !foodData[2].equals("0");
+        Food food = new Food(foodData[0],foodData[1],isDessert,foodType,allergyList);
+        if(FoodMgr.createFood(food) < 1){
             System.out.println("Fehler");
         }
     }
 
-    public static long loginPrompt(){
+    public static User loginPrompt(){
         System.out.println("Login");
         Scanner sc = new Scanner(System.in);
-        long id = -1;
-        while (id == -1){
+        User user = null;
+        while (user == null){
             System.out.print("Email: ");
             String email = sc.nextLine();
+            if(email.isEmpty()){
+                return null;
+            }
             System.out.print("Passwort: ");
             String pw = sc.nextLine();
-            id = AccountMgr.login(email,pw);
+            long id = AccountMgr.login(email,pw);
             if(id == -1){
                 System.out.println("Login fehlgeschlagen");
+            }else {
+                user = AccountMgr.getUserById(id);
             }
         }
         System.out.println("Login erfolgreich");
-        return id;
+        return user;
     }
 
     public static void matchParentChildPrompt(String parentId){
@@ -183,19 +207,36 @@ public class ConsoleLib {
         Scanner sc = new Scanner(System.in);
         System.out.print("Bitte geben Sie das Datum im Format YYYY-MM-DD an: ");
         food_planData[0] = sc.nextLine();
-        printConsole(FoodMgr.getVeganFood(false));
+        List<Food> veganMain = FoodMgr.getVeganFood(false);
+        for (Food food : veganMain) {
+            System.out.println(food.getId() + " : " + food.getName());
+        }
         System.out.print("Veganes Hauptgericht Nr: ");
         food_planData[1] = sc.nextLine();
-        printConsole(FoodMgr.getFood(false));
+        List<Food> foodMain = FoodMgr.getFood(false);
+        for (Food food : foodMain) {
+            System.out.println(food.getId() + " : " + food.getName());
+        }
         System.out.print("Zweites Hauptgericht Nr: ");
         food_planData[2] = sc.nextLine();
-        printConsole(FoodMgr.getVeganFood(true));
+        List<Food> veganDessert = FoodMgr.getVeganFood(true);
+        for (Food food : veganDessert) {
+            System.out.println(food.getId() + " : " + food.getName());
+        }
         System.out.print("Veganes Dessert Nr: ");
         food_planData[3] = sc.nextLine();
-        printConsole(FoodMgr.getFood(true));
+        List<Food> foodDessert = FoodMgr.getFood(true);
+        for (Food food : foodDessert) {
+            System.out.println(food.getId() + " : " + food.getName());
+        }
         System.out.print("Zweites Dessert Nr: ");
         food_planData[4] = sc.nextLine();
-        long id = FoodMgr.createFood_plan(food_planData);
+        FoodPlan foodPlan = new FoodPlan(food_planData[0],
+                FoodMgr.getFoodById(Long.parseLong(food_planData[1])),
+                FoodMgr.getFoodById(Long.parseLong(food_planData[2])),
+                FoodMgr.getFoodById(Long.parseLong(food_planData[3])),
+                FoodMgr.getFoodById(Long.parseLong(food_planData[4])));
+        long id = FoodMgr.createFood_plan(foodPlan);
         if(id < 0){
             System.out.println("Fehler");
         }
@@ -206,33 +247,22 @@ public class ConsoleLib {
         Scanner sc = new Scanner(System.in);
         System.out.print("Bitte geben Sie das Datum im Format YYYY-MM-DD an: ");
         String date = sc.nextLine();
-        List<String> plan = FoodMgr.getFood_plan(date);
-        List<String> food = new ArrayList<>();
+        FoodPlan plan = FoodMgr.getFoodPlan(date);
+        List<String> foodList = new ArrayList<>();
         StringBuilder sb;
-        for (String day : plan) {
-            sb = new StringBuilder();
-            String[] parts = day.split(":");
-            sb.append("Tag: ");
-            sb.append(parts[1]);
-            sb.append(" Veganesgericht: ");
-            food = FoodMgr.getFoodById(Long.parseLong(parts[2]));
-            String[] foodParts = food.get(0).split(":");
-            sb.append(foodParts[1]);
-            sb.append(" Zweites Hauptgericht: ");
-            food = FoodMgr.getFoodById(Long.parseLong(parts[3]));
-            foodParts = food.get(0).split(":");
-            sb.append(foodParts[1]);
-            sb.append(" Veganesdessert: ");
-            food = FoodMgr.getFoodById(Long.parseLong(parts[4]));
-            foodParts = food.get(0).split(":");
-            sb.append(foodParts[1]);
-            sb.append(" Zweites Dessert: ");
-            food = FoodMgr.getFoodById(Long.parseLong(parts[5]));
-            foodParts = food.get(0).split(":");
-            sb.append(foodParts[1]);
-            food.add(sb.toString());
-        }
-        printConsole(food);
+        sb = new StringBuilder();
+        sb.append("Tag: ");
+        sb.append(plan.getDate());
+        sb.append(" Veganesgericht: ");
+        sb.append(plan.getFoodVegan().getName());
+        sb.append(" Zweites Hauptgericht: ");
+        sb.append(plan.getFoodSecond().getName());
+        sb.append(" Veganesdessert: ");
+        sb.append(plan.getDessertVegan().getName());
+        sb.append(" Zweites Dessert: ");
+        sb.append(plan.getDessertSecond().getName());
+        foodList.add(sb.toString());
+        printConsole(foodList);
     }
 
     public static void createFood_selectionPrompt(){
@@ -291,5 +321,6 @@ public class ConsoleLib {
         double price = sc.nextDouble();
         sc.nextLine();
         AccountMgr.price = price;
+        AccountMgr.setPriceInDb();
     }
 }

src/main/java/com/bib/essensbestellungsverwaltung/ConsoleMain.java

@@ -6,9 +6,8 @@ package com.bib.essensbestellungsverwaltung;
 import java.util.Scanner;
 
 public class ConsoleMain {
-    static long currentUserId = -1;
-    static boolean isWorker = false;
-    static boolean isParent = false;
+    static User currentUser = null;
+    static boolean running = true;
     public static void main(String[] args) {
         boolean firstRun = Database.init();
         if(firstRun){
@@ -16,15 +15,14 @@ public class ConsoleMain {
             Database.fillDb();
             ConsoleLib.createWorkerPrompt();
         }
-        while (true){
-            if(currentUserId == -2){
-                break;
-            }else if(currentUserId < 0){
+        AccountMgr.getPriceFromDb();
+        while (running){
+            if(currentUser == null){
                 defaultMenu();
             }else{
-                if(isWorker){
+                if(currentUser.getClass().getSimpleName().equals("Worker")){
                     adminMenu();
-                }else if(isParent){
+                }else if(currentUser.getClass().getSimpleName().equals("Parent")){
                     parentMenu();
                 }
             }
@@ -32,21 +30,21 @@ public class ConsoleMain {
     }
 
     public static void defaultMenu(){
+        System.out.println("0: Programm beenden");
         System.out.println("1: Login");
         System.out.println("2: Essensplan anzeigen");
-        System.out.println("3: Programm beenden");
+        System.out.println("3: Registrieren");
 
         System.out.print("Auswahl: ");
         Scanner sc = new Scanner(System.in);
         String selection = sc.nextLine();
         switch (selection) {
+            case "0" -> running = false;
             case "1" -> {
-                currentUserId = ConsoleLib.loginPrompt();
-                isWorker = AccountMgr.isWorker(String.valueOf(currentUserId));
-                isParent = AccountMgr.isParent(String.valueOf(currentUserId));
+                currentUser = ConsoleLib.loginPrompt();
             }
             case "2" -> ConsoleLib.showFood_planPrompt();
-            case "3" -> currentUserId = -2;
+            case "3" -> ConsoleLib.createParentPrompt();
         }
     }
 
@@ -57,14 +55,14 @@ public class ConsoleMain {
         System.out.println("3: Ein neues Kind anlegen");
         System.out.println("4: Kind einem Elternteil zuordnen");
         System.out.println("5: Ein neues Essen anlegen");
-        System.out.println("6: Table");
-        System.out.println("7: Einen Essensplan erstellen");
-        System.out.println("8: Essensplan anzeigen");
-        System.out.println("9: Löschen");
-        System.out.println("10: Essen auswählen");
-        System.out.println("11: Bestellungen des Tages sammeln");
-        System.out.println("12: Monatsabrechnung");
-        System.out.println("13: Preis ändern");
+        System.out.println("6: Einen Essensplan erstellen");
+        System.out.println("7: Essensplan anzeigen");
+        System.out.println("8: Essen auswählen");
+        System.out.println("9: Bestellungen des Tages sammeln");
+        System.out.println("10: Monatsabrechnung");
+        System.out.println("11: Preis ändern");
+        System.out.println("x1: Table");
+        System.out.println("x2: Löschen");
 
 
         System.out.print("Auswahl: ");
@@ -72,23 +70,21 @@ public class ConsoleMain {
         String selection = sc.nextLine();
         switch (selection) {
             case "0" -> {
-                currentUserId = -1;
-                isWorker = false;
-                isParent = false;
+                currentUser = null;
             }
             case "1" -> ConsoleLib.createWorkerPrompt();
             case "2" -> ConsoleLib.createParentPrompt();
-            case "3" -> ConsoleLib.createChildPrompt(String.valueOf(currentUserId));
-            case "4" -> ConsoleLib.matchParentChildPrompt(String.valueOf(currentUserId));
+            case "3" -> ConsoleLib.createChildPrompt(String.valueOf(currentUser.getId()));
+            case "4" -> ConsoleLib.matchParentChildPrompt(String.valueOf(currentUser.getId()));
             case "5" -> ConsoleLib.createFoodPrompt();
-            case "6" -> ConsoleLib.tablePrompt();
-            case "7" -> ConsoleLib.createFood_planPrompt();
-            case "8" -> ConsoleLib.showFood_planPrompt();
-            case "9" -> ConsoleLib.deletePrompt();
-            case "10" -> ConsoleLib.createFood_selectionPrompt();
-            case "11" -> ConsoleLib.dayOrderPrompt();
-            case "12" -> ConsoleLib.invoicePrompt();
-            case "13" -> ConsoleLib.changePricePrompt();
+            case "6" -> ConsoleLib.createFood_planPrompt();
+            case "7" -> ConsoleLib.showFood_planPrompt();
+            case "8" -> ConsoleLib.createFood_selectionPrompt();
+            case "9" -> ConsoleLib.dayOrderPrompt();
+            case "10" -> ConsoleLib.invoicePrompt();
+            case "11" -> ConsoleLib.changePricePrompt();
+            case "x1" -> ConsoleLib.tablePrompt();
+            case "x2" -> ConsoleLib.deletePrompt();
         }
 
     }
@@ -96,7 +92,8 @@ public class ConsoleMain {
     public static void parentMenu(){
         System.out.println("0: Ausloggen");
         System.out.println("3: Ein neues Kind anlegen");
-        System.out.println("4: Kind einem Elternteil zuordnen");
+        System.out.println("7: Essensplan anzeigen");
+        System.out.println("8: Essen auswählen");
 
 
         System.out.print("Auswahl: ");
@@ -104,15 +101,12 @@ public class ConsoleMain {
         String selection = sc.nextLine();
         switch (selection) {
             case "0" -> {
-                currentUserId = -1;
-                isWorker = false;
-                isParent = false;
+                currentUser = null;
             }
-            case "3" -> ConsoleLib.createChildPrompt(String.valueOf(currentUserId));
-            case "4" -> ConsoleLib.matchParentChildPrompt(String.valueOf(currentUserId));
+            case "3" -> ConsoleLib.createChildPrompt(String.valueOf(currentUser.getId()));
             case "6" -> ConsoleLib.tablePrompt();
-            default -> {
-            }
+            case "7" -> ConsoleLib.showFood_planPrompt();
+            case "8" -> ConsoleLib.createFood_selectionPrompt();
         }
 
     }

src/main/java/com/bib/essensbestellungsverwaltung/Database.java

@@ -45,7 +45,7 @@ public class Database {
      * creates the initial structure of the db
      */
     protected static void createDb(){
-        String[] sql = new String[14];
+        String[] sql = new String[15];
         sql[0] = """
                 CREATE TABLE IF NOT EXISTS address (
                 id integer PRIMARY KEY,
@@ -62,7 +62,8 @@ public class Database {
         sql[2] = """
                 CREATE TABLE IF NOT EXISTS allergy (
                 id integer PRIMARY KEY,
-                name text UNIQUE
+                name text UNIQUE,
+                handle text UNIQUE
                 );""";
         sql[3] = """
                 CREATE TABLE IF NOT EXISTS severity (
@@ -156,6 +157,11 @@ public class Database {
                 FOREIGN KEY(food_planid) REFERENCES food_plan(id),
                 FOREIGN KEY(foodid) REFERENCES food(id)
                 );""";
+        sql[14] = """
+                CREATE TABLE IF NOT EXISTS price (
+                id integer PRIMARY KEY,
+                price integer
+                );""";
         try(Connection conn = connect(); Statement stmt = conn.createStatement()){
             for(int i = 0; i < sql.length; i++){
                 stmt.execute(sql[i]);
@@ -180,71 +186,71 @@ public class Database {
                 INSERT OR IGNORE INTO food_type (id,name)
                 VALUES ('3','Fleischhaltig');""");
         sqls.add("""
-                INSERT OR IGNORE INTO allergy (id,name)
-                VALUES('1','Eier');""");
+                INSERT OR IGNORE INTO allergy (id,name,handle)
+                VALUES('1','Eier','a');""");
         sqls.add("""
-                INSERT OR IGNORE INTO allergy (id,name)
-                VALUES('2','Soja');""");
+                INSERT OR IGNORE INTO allergy (id,name,handle)
+                VALUES('2','Soja','b');""");
         sqls.add("""
-                INSERT OR IGNORE INTO allergy (id,name)
-                VALUES('3','Milch');""");
+                INSERT OR IGNORE INTO allergy (id,name,handle)
+                VALUES('3','Milch','c');""");
         sqls.add("""
-                INSERT OR IGNORE INTO allergy (id,name)
-                VALUES('4','Erdnüsse');""");
+                INSERT OR IGNORE INTO allergy (id,name,handle)
+                VALUES('4','Erdnüsse','d');""");
         sqls.add("""
-                INSERT OR IGNORE INTO allergy (id,name)
-                VALUES('5','Weichtiere');""");
+                INSERT OR IGNORE INTO allergy (id,name,handle)
+                VALUES('5','Weichtiere','e');""");
         sqls.add("""
-                INSERT OR IGNORE INTO allergy (id,name)
-                VALUES('6','Krebstiere');""");
+                INSERT OR IGNORE INTO allergy (id,name,handle)
+                VALUES('6','Krebstiere','f');""");
         sqls.add("""
-                INSERT OR IGNORE INTO allergy (id,name)
-                VALUES('7','Getreide');""");
+                INSERT OR IGNORE INTO allergy (id,name,handle)
+                VALUES('7','Getreide','g');""");
         sqls.add("""
-                INSERT OR IGNORE INTO allergy (id,name)
-                VALUES('8','Senf');""");
+                INSERT OR IGNORE INTO allergy (id,name,handle)
+                VALUES('8','Senf','h');""");
         sqls.add("""
-                INSERT OR IGNORE INTO allergy (id,name)
-                VALUES('9','Sesam');""");
+                INSERT OR IGNORE INTO allergy (id,name,handle)
+                VALUES('9','Sesam','i');""");
         sqls.add("""
-                INSERT OR IGNORE INTO allergy (id,name)
-                VALUES('10','Schwefeldioxid und Sulfit');""");
+                INSERT OR IGNORE INTO allergy (id,name,handle)
+                VALUES('10','Schwefeldioxid und Sulfit','j');""");
         sqls.add("""
-                INSERT OR IGNORE INTO allergy (id,name)
-                VALUES('11','Nüsse');""");
+                INSERT OR IGNORE INTO allergy (id,name,handle)
+                VALUES('11','Nüsse','k');""");
         sqls.add("""
-                INSERT OR IGNORE INTO allergy (id,name)
-                VALUES('12','Sellerie');""");
+                INSERT OR IGNORE INTO allergy (id,name,handle)
+                VALUES('12','Sellerie','l');""");
         sqls.add("""
-                INSERT OR IGNORE INTO allergy (id,name)
-                VALUES('13','Fische');""");
+                INSERT OR IGNORE INTO allergy (id,name,handle)
+                VALUES('13','Fische','m');""");
         sqls.add("""
-                INSERT OR IGNORE INTO allergy (id,name)
-                VALUES('14','Lupinen');""");
+                INSERT OR IGNORE INTO allergy (id,name,handle)
+                VALUES('14','Lupinen','n');""");
         sqls.add("""
-                INSERT OR IGNORE INTO allergy (id,name)
-                VALUES('15','Nitrit-Pökelsalz');""");
+                INSERT OR IGNORE INTO allergy (id,name,handle)
+                VALUES('15','Nitrit-Pökelsalz','1');""");
         sqls.add("""
-                INSERT OR IGNORE INTO allergy (id,name)
-                VALUES('16','Phosphat');""");
+                INSERT OR IGNORE INTO allergy (id,name,handle)
+                VALUES('16','Phosphat','2');""");
         sqls.add("""
-                INSERT OR IGNORE INTO allergy (id,name)
-                VALUES('17','Nitrat');""");
+                INSERT OR IGNORE INTO allergy (id,name,handle)
+                VALUES('17','Nitrat','3');""");
         sqls.add("""
-                INSERT OR IGNORE INTO allergy (id,name)
-                VALUES('18','Antioxidationsmittel');""");
+                INSERT OR IGNORE INTO allergy (id,name,handle)
+                VALUES('18','Antioxidationsmittel','4');""");
         sqls.add("""
-                INSERT OR IGNORE INTO allergy (id,name)
-                VALUES('19','Farbstoff');""");
+                INSERT OR IGNORE INTO allergy (id,name,handle)
+                VALUES('19','Farbstoff','5');""");
         sqls.add("""
-                INSERT OR IGNORE INTO allergy (id,name)
-                VALUES('20','Geschmacksverstärker');""");
+                INSERT OR IGNORE INTO allergy (id,name,handle)
+                VALUES('20','Geschmacksverstärker','6');""");
         sqls.add("""
-                INSERT OR IGNORE INTO allergy (id,name)
-                VALUES('21','Süßungsmittel');""");
+                INSERT OR IGNORE INTO allergy (id,name,handle)
+                VALUES('21','Süßungsmittel','7');""");
         sqls.add("""
-                INSERT OR IGNORE INTO allergy (id,name)
-                VALUES('22','Konservierungsstoff');""");
+                INSERT OR IGNORE INTO allergy (id,name,handle)
+                VALUES('22','Konservierungsstoff','8');""");
         sqls.add("""
                 INSERT OR IGNORE INTO severity (id,name)
                 VALUES('1','Harmlos');""");
@@ -254,6 +260,9 @@ public class Database {
         sqls.add("""
                 INSERT OR IGNORE INTO severity (id,name)
                 VALUES('3','Kritisch');""");
+        sqls.add("""
+                INSERT OR IGNORE INTO price (id,price)
+                VALUES('1','500');""");
         try(Connection conn = connect(); Statement stmt = conn.createStatement()){
             for (String sql : sqls) {
                 stmt.execute(sql);

src/main/java/com/bib/essensbestellungsverwaltung/Food.java

@@ -0,0 +1,62 @@
+package com.bib.essensbestellungsverwaltung;
+/*
+    @author Malte Schulze Hobeling
+ */
+
+import java.util.List;
+
+public class Food {
+    private long id;
+    private String name;
+    private String description;
+    private boolean isDessert;
+    private FoodType foodType;
+    private List<Allergy> allergies;
+
+    public Food(long id, String name, String description, boolean isDessert, FoodType foodType, List<Allergy> allergies) {
+        this.id = id;
+        this.name = name;
+        this.description = description;
+        this.isDessert = isDessert;
+        this.foodType = foodType;
+        this.allergies = allergies;
+    }
+
+    public Food(String name, String description, boolean isDessert, FoodType foodType, List<Allergy> allergies) {
+        this.id = -1;
+        this.name = name;
+        this.description = description;
+        this.isDessert = isDessert;
+        this.foodType = foodType;
+        this.allergies = allergies;
+    }
+
+    public long getId() {
+        return id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public boolean isDessert() {
+        return isDessert;
+    }
+
+    public FoodType getFoodType() {
+        return foodType;
+    }
+
+    public List<Allergy> getAllergies() {
+        return allergies;
+    }
+
+    @Override
+    public String toString() {
+        return getName();
+    }
+}

src/main/java/com/bib/essensbestellungsverwaltung/FoodMgr.java

@@ -6,21 +6,21 @@ package com.bib.essensbestellungsverwaltung;
 import java.util.ArrayList;
 import java.util.List;
 
+
 public class FoodMgr {
     /**
      * inserts a food int to the database and creates the food_restriction entries
-     * @param foodData name, description, isdessert, food_typeid
-     * @param allergyData allergyids
      * @return id of food or -1
      */
-    public static long createFood(String[] foodData, String[] allergyData){
+    public static long createFood(Food food){
         String[] foodH = {"name","description","isDessert","food_typeid"};
         String[] food_restrictionH = {"foodid","allergyid"};
-        long id = Database.insert("food",foodH,foodData);
-        if(allergyData.length > 0){
+        String[] foodD = {food.getName(),food.getDescription(),(food.isDessert() ? "1" : "0"), String.valueOf(food.getFoodType().getId())};
+        long id = Database.insert("food",foodH,foodD);
+        if(food.getAllergies().size() > 0){
             String sId = String.valueOf(id);
-            for (String allergyId : allergyData) {
-                String[] food_restrictionD = {sId,allergyId};
+            for (Allergy allergy : food.getAllergies()) {
+                String[] food_restrictionD = {sId, String.valueOf(allergy.getId())};
                 Database.insert("food_restriction",food_restrictionH, food_restrictionD);
             }
         }
@@ -29,12 +29,16 @@ public class FoodMgr {
 
     /**
      * inserts a food_plan into the database
-     * @param food_planData date[YYYY-MM-DD], foodid[vegan], foodid, foodid[dessert,vegan], foodid[dessert]
      * @return id of food_plan or -1
      */
-    public static long createFood_plan(String[] food_planData){
+    public static long createFood_plan(FoodPlan foodPlan){
         String[] food_planH = {"date","food1","food2","dessert1","dessert2"};
-        return Database.insert("food_plan",food_planH,food_planData);
+        String[] food_planD = {foodPlan.getDate(),
+                String.valueOf(foodPlan.getFoodVegan().getId()),
+                String.valueOf(foodPlan.getFoodSecond().getId()),
+                String.valueOf(foodPlan.getDessertVegan().getId()),
+                String.valueOf(foodPlan.getDessertSecond().getId())};
+        return Database.insert("food_plan",food_planH,food_planD);
     }
 
     /**
@@ -42,10 +46,16 @@ public class FoodMgr {
      * @param isDessert true for only desserts false for non desserts
      * @return a list of all non desserts or all desserts
      */
-    public static List<String> getFood(boolean isDessert){
+    public static List<Food> getFood(boolean isDessert){
         String[] foodH = {"isDessert"};
         String[] foodD = {(isDessert ? "1" : "0")};
-        return Database.select("food",foodH,foodD);
+        List<String> entries = Database.select("food",foodH,foodD);
+        List<Food> foods = new ArrayList<>();
+        for (String entry : entries) {
+            String[] parts = entry.split(":");
+            foods.add(getFoodById(Long.parseLong(parts[0])));
+        }
+        return foods;
     }
 
     /**
@@ -53,10 +63,16 @@ public class FoodMgr {
      * @param isDessert true for only desserts false for non desserts
      * @return a list of all vegan non desserts or all vegan desserts
      */
-    public static List<String> getVeganFood(boolean isDessert){
+    public static List<Food> getVeganFood(boolean isDessert){
         String[] foodH = {"isDessert","food_typeid"};
         String[] foodD = {(isDessert ? "1" : "0"),"1"};
-        return Database.select("food",foodH,foodD);
+        List<String> entries = Database.select("food",foodH,foodD);
+        List<Food> foods = new ArrayList<>();
+        for (String entry : entries) {
+            String[] parts = entry.split(":");
+            foods.add(getFoodById(Long.parseLong(parts[0])));
+        }
+        return foods;
     }
 
     /**
@@ -64,14 +80,66 @@ public class FoodMgr {
      * @param date YYYY-MM-DD one day
      * @return food_plan for date
      */
-    public static List<String> getFood_plan(String date){
+    public static FoodPlan getFoodPlan(String date){
         String[] food_planH = {"date"};
         String[] food_planD = {date};
-        return Database.select("food_plan",food_planH,food_planD);
+        List<String> entry = Database.select("food_plan",food_planH,food_planD);
+        String[] parts = entry.get(0).split(":");
+        Food foodVegan = getFoodById(Long.parseLong(parts[2]));
+        Food foodSecond = getFoodById(Long.parseLong(parts[3]));
+        Food dessertVegan = getFoodById(Long.parseLong(parts[4]));
+        Food dessertSecond = getFoodById(Long.parseLong(parts[5]));
+        boolean isSent = !parts[6].equals("0");
+        return new FoodPlan(Long.parseLong(parts[0]),date,foodVegan,foodSecond,dessertVegan,dessertSecond,isSent);
     }
 
-    public static List<String> getFoodById(long id){
-        return Database.getEntryById("food",id);
+    public static FoodPlan getFoodPlanById(long id){
+        List<String> entry = Database.getEntryById("food_plan",id);
+        String[] parts = entry.get(0).split(":");
+        Food foodVegan = getFoodById(Long.parseLong(parts[2]));
+        Food foodSecond = getFoodById(Long.parseLong(parts[3]));
+        Food dessertVegan = getFoodById(Long.parseLong(parts[4]));
+        Food dessertSecond = getFoodById(Long.parseLong(parts[5]));
+        boolean isSent = !parts[6].equals("0");
+        return new FoodPlan(id,parts[1], foodVegan,foodSecond,dessertVegan,dessertSecond,isSent);
+    }
+
+    public static Food getFoodById(long id){
+        List<String> entry = Database.getEntryById("food",id);
+        String[] parts = entry.get(0).split(":");
+        String name = parts[1];
+        String description = parts[2];
+        boolean isDessert;
+        isDessert = parts[3].equals("0");
+        FoodType foodType = getFoodTypeById(Long.parseLong(parts[4]));
+        List<Allergy> allergies = getAllergies(id);
+        return new Food(id,name,description,isDessert,foodType,allergies);
+    }
+
+    public static FoodType getFoodTypeById(long id){
+        List<String> entry = Database.getEntryById("food_type",id);
+        String[] typeParts = entry.get(0).split(":");
+        return new FoodType(Long.parseLong(typeParts[0]),typeParts[1]);
+    }
+
+    public static Allergy getAllergyById(long id){
+        String[] allergyH = {"id"};
+        String[] allergyD = {String.valueOf(id)};
+        List<String> allergies = Database.select("allergy",allergyH,allergyD);
+        String[] allergyParts = allergies.get(0).split(":");
+        return new Allergy(id,allergyParts[1],allergyParts[2]);
+    }
+
+    public static List<Allergy> getAllergies(long foodId){
+        List<Allergy> allergies = new ArrayList<>();
+        String[] restrictionsH = {"foodid"};
+        String[] restrictionsD = {String.valueOf(foodId)};
+        List<String> restrictions = Database.select("food_restriction",restrictionsH,restrictionsD);
+        for (String restriction : restrictions) {
+            String[] partsRestrictions = restriction.split(":");
+            allergies.add(getAllergyById(Long.parseLong(partsRestrictions[2])));
+        }
+        return allergies;
     }
 
     /**
@@ -81,9 +149,8 @@ public class FoodMgr {
      */
     public static long createFood_selection(String[] food_selectionData){
         String[] food_selectionH = {"childid","food_planid","foodid"};
-        List<String> food_plan = Database.getEntryById("food_plan",Long.parseLong(food_selectionData[1]));
-        String[] food_planParts = food_plan.get(0).split(":");
-        if(Long.parseLong(food_planParts[6]) == 0){
+        FoodPlan food_plan = getFoodPlanById(Long.parseLong(food_selectionData[1]));
+        if(!food_plan.isSent()){
             return Database.insert("food_selection",food_selectionH,food_selectionData);
         }else {
             return -1;
@@ -97,19 +164,23 @@ public class FoodMgr {
      */
     public static List<String> getDayOrder(String date){
         List<String> orders = new ArrayList<>();
-        List<String> food_plan = getFood_plan(date);
-        String[] food_planParts = food_plan.get(0).split(":");
-        for(int i = 2; i < 2+4; i++){
-            List<String> food = getFoodById(Long.parseLong(food_planParts[i]));
-            String[] foodParts = food.get(0).split(":");
-            String foodName = foodParts[1];
-            String[] food_selectionH = {"food_planid","foodid"};
-            String[] food_selectionD = {food_planParts[0],foodParts[0]};
+        FoodPlan food_plan = getFoodPlan(date);
+        String sId = String.valueOf(food_plan.getId());
+        String[] food_selectionH = {"food_planid","foodid"};
+        Food[] foodArray = {
+                food_plan.getFoodVegan(),
+                food_plan.getFoodSecond(),
+                food_plan.getDessertVegan(),
+                food_plan.getDessertSecond()
+        };
+        for(int i = 0; i < 4; i++){
+            String foodName = foodArray[i].getName();
+            String[] food_selectionD = {sId, String.valueOf(foodArray[i].getId())};
             int count = Database.count("food_selection",food_selectionH,food_selectionD);
-            orders.add(foodName+":"+count);
+            orders.add(count+" X "+foodName);
         }
         String[] updateH = {"id","issent"};
-        String[] updateD = {food_planParts[0],"1"};
+        String[] updateD = {sId,"1"};
         if(Database.update("food_plan",updateH,updateD) < 0){
             System.out.println("Fehler");
         }

src/main/java/com/bib/essensbestellungsverwaltung/FoodPlan.java

@@ -0,0 +1,58 @@
+package com.bib.essensbestellungsverwaltung;
+
+public class FoodPlan {
+    private long id;
+    private String date;
+    private Food foodVegan;
+    private Food foodSecond;
+    private Food dessertVegan;
+    private Food dessertSecond;
+    private boolean isSent;
+
+    public FoodPlan(long id, String date, Food foodVegan, Food foodSecond, Food dessertVegan, Food dessertSecond, boolean isSent) {
+        this.id = id;
+        this.date = date;
+        this.foodVegan = foodVegan;
+        this.foodSecond = foodSecond;
+        this.dessertVegan = dessertVegan;
+        this.dessertSecond = dessertSecond;
+        this.isSent = isSent;
+    }
+    public FoodPlan(String date, Food foodVegan, Food foodSecond, Food dessertVegan, Food dessertSecond) {
+        this.id = -1;
+        this.date = date;
+        this.foodVegan = foodVegan;
+        this.foodSecond = foodSecond;
+        this.dessertVegan = dessertVegan;
+        this.dessertSecond = dessertSecond;
+        this.isSent = false;
+    }
+
+    public long getId() {
+        return id;
+    }
+
+    public String getDate() {
+        return date;
+    }
+
+    public Food getFoodVegan() {
+        return foodVegan;
+    }
+
+    public Food getFoodSecond() {
+        return foodSecond;
+    }
+
+    public Food getDessertVegan() {
+        return dessertVegan;
+    }
+
+    public Food getDessertSecond() {
+        return dessertSecond;
+    }
+
+    public boolean isSent() {
+        return isSent;
+    }
+}

src/main/java/com/bib/essensbestellungsverwaltung/FoodType.java

@@ -0,0 +1,22 @@
+package com.bib.essensbestellungsverwaltung;
+/*
+    @author Malte Schulze Hobeling
+ */
+
+public class FoodType {
+    private long id;
+    private String name;
+
+    public FoodType(long id, String name) {
+        this.id = id;
+        this.name = name;
+    }
+
+    public long getId() {
+        return id;
+    }
+
+    public String getName() {
+        return name;
+    }
+}

src/main/java/com/bib/essensbestellungsverwaltung/Parent.java

@@ -0,0 +1,24 @@
+package com.bib.essensbestellungsverwaltung;
+/*
+    @author Malte Schulze Hobeling
+ */
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class Parent extends User{
+    List<Child> children;
+
+    public Parent(long id, String name, String firstname, String password, String email, Address address, List<Child> children) {
+        super(id, name, firstname, password, email, address);
+        this.children = children;
+    }
+    public Parent(String name, String firstname, String password, String email, Address address) {
+        super(name, firstname, password, email, address);
+        this.children = new ArrayList<>();
+    }
+
+    public List<Child> getChildren() {
+        return children;
+    }
+}

src/main/java/com/bib/essensbestellungsverwaltung/User.java

@@ -0,0 +1,54 @@
+package com.bib.essensbestellungsverwaltung;
+/*
+    @author Malte Schulze Hobeling
+ */
+
+public class User {
+    private long id;
+    private String name;
+    private String firstname;
+    private String password;
+    private String email;
+    private Address address;
+
+    public User(long id, String name, String firstname, String password, String email, Address address) {
+        this.id = id;
+        this.name = name;
+        this.firstname = firstname;
+        this.password = password;
+        this.email = email;
+        this.address = address;
+    }
+    public User(String name, String firstname, String password, String email, Address address) {
+        this.id = -1;
+        this.name = name;
+        this.firstname = firstname;
+        this.password = password;
+        this.email = email;
+        this.address = address;
+    }
+
+    public long getId() {
+        return id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public String getFirstname() {
+        return firstname;
+    }
+
+    public String getPassword() {
+        return password;
+    }
+
+    public String getEmail() {
+        return email;
+    }
+
+    public Address getAddress() {
+        return address;
+    }
+}

src/main/java/com/bib/essensbestellungsverwaltung/Worker.java

@@ -0,0 +1,13 @@
+package com.bib.essensbestellungsverwaltung;
+/*
+    @author Malte Schulze Hobeling
+ */
+
+public class Worker extends User{
+    public Worker(long id, String name, String firstname, String password, String email, Address address) {
+        super(id, name, firstname, password, email, address);
+    }
+    public Worker(String name, String firstname, String password, String email, Address address) {
+        super(name, firstname, password, email, address);
+    }
+}