Homeoffice/Essensbestellungsverwaltung
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MaltesConsolenEcke #2

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PBS2H21AKA merged 4 commits from MaltesConsolenEcke into main 2023-01-12 15:59:05 +01:00
Conversation 0 Commits 4 Files Changed 7 +160 -13
6 changed files with 160 additions and 13 deletions
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30
src/main/java/com/bib/essensbestellungsverwaltung/AccountMgr.java
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@ -8,9 +8,12 @@ import javax.crypto.spec.PBEKeySpec;
import java.security.NoSuchAlgorithmException;
import java.security.spec.InvalidKeySpecException;
import java.security.spec.KeySpec;
import java.util.ArrayList;
import java.util.Base64;
import java.util.List;
public class AccountMgr {
protected static double price = 5.0;
/**
* creates a user with createUser(...) and adds its id to the 'worker' table
* @param userData String[] name, firstname, password, email
@ -91,7 +94,6 @@ public class AccountMgr {
return workerId > 0;
}
public static boolean isParent(String id){
String[] parentH = {"userid"};
String[] parentD = {id};
@ -114,4 +116,30 @@ public class AccountMgr {
}
return hashedPw;
}
public static List<String> getInvoice(String date, String childId){
List<String> invoice = new ArrayList<>();
invoice.add("Monatsabrechnung " + date);
List<String> child = Database.getEntryById("child", Long.parseLong(childId));
String[] childParts = child.get(0).split(":");
invoice.add(childParts[1] + ", " + childParts[2]);
String[] food_planH = {"date"};
String[] food_planD = {date+"%"};
List<String> food_plan = Database.select("food_plan",food_planH,food_planD);
for (String day : food_plan) {
String[] food_planParts = day.split(":");
String[] food_selectionH = {"childid","food_planid"};
String[] food_selectionD = {childId,food_planParts[0]};
List<String> food_selection = Database.select("food_selection",food_selectionH,food_selectionD);
for (String food_select : food_selection) {
String[] food_selectParts = food_select.split(":");
List<String> food = Database.getEntryById("food",Long.parseLong(food_selectParts[3]));
String[] foodParts = food.get(0).split(":");
String line = food_planParts[1] + ": " + foodParts[1];
invoice.add(line);
}
}
invoice.add("Total: " + (invoice.size()-2) + " X " + price + "€ = " + ((invoice.size()-2)*price) + "€");
return invoice;
}
}

38
src/main/java/com/bib/essensbestellungsverwaltung/ConsoleLib.java
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@ -246,20 +246,50 @@ public class ConsoleLib {
String[] foodPlanParts = Database.select("food_plan", new String[]{"date"}, new String[]{date}).get(0).split(":");
food_selectionData[1] = foodPlanParts[0];
System.out.println("Hauptspeisen: ");
System.out.println(Database.select("food",new String[]{"food"},new String[]{foodPlanParts[2]}).get(0));
System.out.println(Database.select("food",new String[]{"food"},new String[]{foodPlanParts[3]}).get(0));
System.out.println(Database.select("food",new String[]{"id"},new String[]{foodPlanParts[2]}).get(0));
System.out.println(Database.select("food",new String[]{"id"},new String[]{foodPlanParts[3]}).get(0));
System.out.print("Id: ");
food_selectionData[2] = sc.nextLine();
if(FoodMgr.createFood_selection(food_selectionData) < 1){
System.out.println("Fehler");
}
System.out.println("Nachspeisen: ");
System.out.println(Database.select("food",new String[]{"food"},new String[]{foodPlanParts[4]}).get(0));
System.out.println(Database.select("food",new String[]{"food"},new String[]{foodPlanParts[5]}).get(0));
System.out.println(Database.select("food",new String[]{"id"},new String[]{foodPlanParts[4]}).get(0));
System.out.println(Database.select("food",new String[]{"id"},new String[]{foodPlanParts[5]}).get(0));
System.out.print("Id: ");
food_selectionData[2] = sc.nextLine();
if(FoodMgr.createFood_selection(food_selectionData) < 1){
System.out.println("Fehler");
}
}
public static void dayOrderPrompt(){
System.out.println("Zusammenfassung des Tages");
System.out.print("Datum eingeben: ");
Scanner sc = new Scanner(System.in);
String date = sc.nextLine();
List<String> dayOrder = FoodMgr.getDayOrder(date);
for (String food : dayOrder) {
System.out.println(food);
}
}
public static void invoicePrompt(){
System.out.println("Monatsabrechnung");
System.out.print("Monat(YYYY-MM): ");
Scanner sc = new Scanner(System.in);
String date = sc.nextLine();
System.out.print("ID des Kindes: ");
String id = sc.nextLine();
List<String> invoice = AccountMgr.getInvoice(date,id);
printConsole(invoice);
}
public static void changePricePrompt(){
System.out.print("Neuer Preis: ");
Scanner sc = new Scanner(System.in);
double price = sc.nextDouble();
sc.nextLine();
AccountMgr.price = price;
}
}

13
src/main/java/com/bib/essensbestellungsverwaltung/ConsoleMain.java
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@ -11,10 +11,9 @@ public class ConsoleMain {
static boolean isParent = false;
public static void main(String[] args) {
boolean firstRun = Database.init();
Database.createDb();
Database.fillDb();
//Database.printSampleQuery();
if(firstRun){
Database.createDb();
Database.fillDb();
ConsoleLib.createWorkerPrompt();
}
while (true){
@ -63,6 +62,9 @@ public class ConsoleMain {
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.print("Auswahl: ");
@ -84,8 +86,9 @@ public class ConsoleMain {
case "8" -> ConsoleLib.showFood_planPrompt();
case "9" -> ConsoleLib.deletePrompt();
case "10" -> ConsoleLib.createFood_selectionPrompt();
default -> {
}
case "11" -> ConsoleLib.dayOrderPrompt();
case "12" -> ConsoleLib.invoicePrompt();
case "13" -> ConsoleLib.changePricePrompt();
}
}

54
src/main/java/com/bib/essensbestellungsverwaltung/Database.java
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@ -119,6 +119,7 @@ public class Database {
food2 integer,
dessert1 integer,
dessert2 integer,
issent integer DEFAULT '0',
FOREIGN KEY(food1) REFERENCES food(id),
FOREIGN KEY(food2) REFERENCES food(id),
FOREIGN KEY(dessert1) REFERENCES food(id),
@ -396,6 +397,38 @@ public class Database {
}
sb.append(");");
}
case "count" -> {
sb = new StringBuilder("SELECT COUNT(*) FROM ");
sb.append(table);
sb.append(" WHERE ");
sb.append(header[0]);
sb.append(" = ");
sb.append(values[0]);
for(int i = 1; i < header.length; i++){
sb.append(" AND ");
sb.append(header[i]);
sb.append(" = ");
sb.append(values[i]);
}
}
case "update" -> {
sb = new StringBuilder("UPDATE ");
sb.append(table);
sb.append(" SET ");
sb.append(header[1]);
sb.append(" = ");
sb.append(values[1]);
for(int i = 2; i < header.length; i++){
sb.append(", ");
sb.append(header[i]);
sb.append(" = ");
sb.append(values[i]);
}
sb.append(" WHERE ");
sb.append(header[0]);
sb.append(" = ");
sb.append(values[0]);
}
}
sql = sb.toString();
return sql;
@ -475,4 +508,25 @@ public class Database {
}
return data;
}
protected static int count(String table,String[] header,String[] values){
String sql = queryBuilder("count",table,header,values);
try(Connection conn = connect()) {
PreparedStatement ps = conn.prepareStatement(sql);
ResultSet rs = ps.executeQuery();
return rs.getInt(1);
}catch (SQLException e){
return -1;
}
}
protected static int update(String table,String[] header,String[] values){
try(Connection conn = connect()) {
String sql = queryBuilder("update",table,header,values);
PreparedStatement ps = conn.prepareStatement(sql);
return ps.executeUpdate();
}catch (SQLException e){
return -1;
}
}
}

32
src/main/java/com/bib/essensbestellungsverwaltung/FoodMgr.java
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@ -3,6 +3,7 @@ package com.bib.essensbestellungsverwaltung;
@author Malte Schulze Hobeling
*/
import java.util.ArrayList;
import java.util.List;
public class FoodMgr {
@ -48,7 +49,34 @@ public class FoodMgr {
}
public static long createFood_selection(String[] food_selectionData){
String[] food_selectionH = {"childid","foodplanid","foodid"};
return Database.insert("food_selection",food_selectionH,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){
return Database.insert("food_selection",food_selectionH,food_selectionData);
}else {
return -1;
}
}
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]};
int count = Database.count("food_selection",food_selectionH,food_selectionD);
orders.add(foodName+":"+count);
}
String[] updateH = {"id","issent"};
String[] updateD = {food_planParts[0],"1"};
if(Database.update("food_plan",updateH,updateD) < 0){
System.out.println("Fehler");
}
return orders;
}
}

6
src/main/java/com/bib/essensbestellungsverwaltung/SuperMain.java
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@ -2,6 +2,10 @@ package com.bib.essensbestellungsverwaltung;
public class SuperMain {
public static void main(String[] args) {
ConsoleMain.main(args);
if(args.length > 0){
ConsoleMain.main(args);
}else {
HelloApplication.main(args);
}
}
}