Fixed username

client/app/src/main/java/main/CreateEventController.java

@@ -54,7 +54,7 @@ public class CreateEventController {
                     textStart.getText(),
                     textEnd.getText(),
                     datePickerDate.getValue().atStartOfDay(),
-                    1
+                    (int)DataController.USER_ID
             );
 
             System.out.println(event.getAsUrlParam());

client/app/src/main/java/main/MainApplication.java

@@ -4,6 +4,7 @@ import javafx.application.Application;
 import javafx.fxml.FXMLLoader;
 import javafx.scene.Scene;
 import javafx.stage.Stage;
+import res.DataController;
 
 import java.io.IOException;
 import java.util.Objects;
@@ -15,10 +16,20 @@ public class MainApplication extends Application {
 
         Scene scene = new Scene(fxmlLoader.load(), 1200, 700);
         scene.getStylesheets().add(Objects.requireNonNull(MainApplication.class.getResource("main-view.css")).toExternalForm());
-        stage.setTitle("Hello!");
+        stage.setTitle("SharePlaner");
         stage.setScene(scene);
-        stage.show();
 
+        FXMLLoader fxmlLoaderLogin = new FXMLLoader(MainApplication.class.getResource("../users/login.fxml"));
+        Scene sceneLogin = new Scene(fxmlLoaderLogin.load(), 650, 500);
+        sceneLogin.getStylesheets().add(Objects.requireNonNull(MainApplication.class.getResource("../users/login.css")).toExternalForm());
+        Stage stageLogin = new Stage();
+        stageLogin.setTitle("Anmelden");
+        stageLogin.setScene(sceneLogin);
+        stageLogin.showAndWait();
+
+        if(DataController.USER_ID >= 0){
+            stage.show();
+        }
     }
 
     public static void main(String[] args) {

client/app/src/main/java/main/MainController.java

@@ -65,6 +65,27 @@ public class MainController {
         }
     }
 
+    @FXML
+    protected void onBackClick() {
+        weekOffset--;
+        setDates();
+        updateEvents();
+    }
+
+    @FXML
+    protected void onTodayClick(){
+        weekOffset = 0;
+        setDates();
+        updateEvents();
+    }
+
+    @FXML
+    protected void onNextClick() {
+        weekOffset++;
+        setDates();
+        updateEvents();
+    }
+
     @FXML
     protected void onAddBtnClick() {
         try {

client/app/src/main/java/users/LoginController.java

@@ -0,0 +1,50 @@
+package users;
+
+import javafx.event.ActionEvent;
+import javafx.fxml.FXML;
+import javafx.scene.Node;
+import javafx.scene.control.Label;
+import javafx.scene.control.TextField;
+import javafx.stage.Stage;
+import res.DataController;
+
+public class LoginController {
+    @FXML
+    public TextField userField;
+    @FXML
+    public TextField passField;
+    @FXML
+    public Label userErrLabel;
+    @FXML
+    public Label passErrLabel;
+
+    @FXML
+    protected void login(ActionEvent event){
+        if(userField.getText().trim().isEmpty()){
+            userErrLabel.setText("Bitte Usernamen eingeben!");
+            passErrLabel.setText("");
+            return;
+        }
+        if(passField.getText().trim().isEmpty()){
+            userErrLabel.setText("");
+            passErrLabel.setText("Bitte Passwort eingeben!");
+            return;
+        }
+
+        DataController dataController = new DataController();
+        if(!dataController.login(userField.getText(), passField.getText())){
+            userErrLabel.setText("Name und Passwort passen nicht zueinander!");
+            passErrLabel.setText("Name und Passwort passen nicht zueinander!");
+            return;
+        }
+
+        Stage stage = (Stage) ((Node) event.getSource()).getScene().getWindow();
+        stage.close();
+    }
+
+    @FXML
+    protected void abortBtnClick(ActionEvent event) {
+        Stage stage = (Stage) ((Node) event.getSource()).getScene().getWindow();
+        stage.close();
+    }
+}

client/app/src/main/resources/main/main-view.fxml

@@ -30,7 +30,10 @@
     <GridPane prefHeight="200.0" prefWidth="222.0" GridPane.columnIndex="1" GridPane.rowIndex="0">
         <columnConstraints>
         <ColumnConstraints hgrow="ALWAYS" />
-         <ColumnConstraints />
+            <ColumnConstraints />
+            <ColumnConstraints />
+            <ColumnConstraints />
+            <ColumnConstraints />
         </columnConstraints>
         <rowConstraints>
             <RowConstraints />
@@ -42,8 +45,11 @@
                 <Insets left="5" />
             </padding>
         </Label>
+        <Button onAction="#onBackClick" GridPane.columnIndex="1" maxHeight="1.7976931348623157E308">zurück</Button>
+        <Button onAction="#onTodayClick" GridPane.columnIndex="2" maxHeight="1.7976931348623157E308">heute</Button>
+        <Button onAction="#onNextClick" GridPane.columnIndex="3" maxHeight="1.7976931348623157E308">weiter</Button>
 
-        <GridPane fx:id="calendarGrid" gridLinesVisible="true"  styleClass="gridCalendar" GridPane.columnIndex="0" GridPane.rowIndex="1">
+        <GridPane fx:id="calendarGrid" gridLinesVisible="true"  styleClass="gridCalendar" GridPane.columnSpan="4" GridPane.columnIndex="0" GridPane.rowIndex="1">
             <columnConstraints>
                 <ColumnConstraints hgrow="ALWAYS" maxWidth="14.2857142857" minWidth="14.2857142857" percentWidth="14.2857142857" />
                 <ColumnConstraints hgrow="ALWAYS" percentWidth="14.2857142857" />

client/app/src/main/resources/users/login.css

@@ -0,0 +1,37 @@
+* {
+   -fx-base-background-color: #2B2D42;
+   -fx-base1-background-color: #525E74;
+
+   -fx-main-border-color: #B0B0B0;
+   -fx-main-text-color: #ffffff;
+}
+
+GridPane{
+    -fx-background-color: #3E415F;
+    -fx-padding: 20px;
+    -fx-font-size: 20px;
+    -fx-font-family: Segoe UI;
+
+    -fx-border-insets: 1;
+    -fx-border-color: #B0B0B0;
+    -fx-border-style: solid;
+    -fx-border-width: 2;
+    -fx-effect: dropshadow(three-pass-box, rgba(100, 100, 100, 1), 24, 0.5, 0, 0);
+}
+
+Label{
+    -fx-text-fill: white;
+    -fx-max-width: 150px;
+    -fx-min-width: 150px;
+}
+
+.errorLbl{
+    -fx-font-weight: bold;
+        -fx-max-width: 200px;
+        -fx-text-fill: #ff5555;
+        -fx-padding: 16px;
+        -fx-min-height: 140px;
+        -fx-max-height: 400px;
+        -fx-wrap-text: true;
+        -fx-font-size: 16px;
+}

client/app/src/main/resources/users/login.fxml

@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<?import javafx.scene.control.*?>
+<?import javafx.scene.layout.*?>
+<GridPane xmlns="http://javafx.com/javafx" xmlns:fx="http://javafx.com/fxml" fx:controller="users.LoginController">
+
+    <columnConstraints>
+        <ColumnConstraints/>
+        <ColumnConstraints/>
+        <ColumnConstraints/>
+    </columnConstraints>
+    <rowConstraints>
+        <RowConstraints vgrow="ALWAYS" />
+        <RowConstraints vgrow="ALWAYS" />
+        <RowConstraints vgrow="ALWAYS" />
+        <RowConstraints vgrow="ALWAYS" />
+    </rowConstraints>
+
+    <Label GridPane.columnIndex="1">Anmelden</Label>
+
+    <Label GridPane.rowIndex="1">Username</Label>
+    <TextField GridPane.columnIndex="1" GridPane.rowIndex="1" fx:id="userField" />
+    <Label styleClass="errorLbl" GridPane.columnIndex="2" GridPane.rowIndex="1" fx:id="userErrLabel"/>
+
+    <Label GridPane.rowIndex="2">Paswort</Label>
+    <PasswordField GridPane.columnIndex="1" GridPane.rowIndex="2" fx:id="passField" />
+    <Label styleClass="errorLbl" GridPane.columnIndex="2" GridPane.rowIndex="2" fx:id="passErrLabel"/>
+
+    <Button onAction="#abortBtnClick" GridPane.columnIndex="1" GridPane.rowIndex="3">Beenden</Button>
+    <Button onAction="#login" GridPane.columnIndex="2" GridPane.rowIndex="3">Anmelden</Button>
+
+</GridPane>

client/data/src/main/java/res/DataController.java

@@ -14,10 +14,13 @@ import java.util.*;
 
 public class DataController {
 
+    public static long USER_ID = -1;
+
     private static final String ALL_EVENTS_ENDPOINT = "http://localhost:8080/vpr/all-events";
     private static final String ALL_USERS_ENDPOINT = "http://localhost:8080/vpr/all-users";
     private static final String ADD_EVENT_ENDPOINT = "http://localhost:8080/vpr/add-event";
     private static final String DELETE_EVENT_ENDPOINT = "http://localhost:8080/vpr/del-event";
+    private static final String LOGIN_ENDPOINT = "http://localhost:8080/vpr/login";
 
     private final HttpRequest httpRequest;
 
@@ -25,6 +28,20 @@ public class DataController {
         httpRequest = new HttpRequest();
     }
 
+    public boolean login(String username, String password){
+        try {
+            USER_ID = Long.parseLong(httpRequest.sendPostRequest(
+                    LOGIN_ENDPOINT,
+                    "login=" + username
+                    + "&password=" + password
+            ));
+        } catch (Exception e) {
+            e.printStackTrace();
+            return false;
+        }
+        return USER_ID >= 0;
+    }
+
     public void createEvent(Event event){
         try {
             System.out.println(httpRequest.sendPostRequest(ADD_EVENT_ENDPOINT, event.getAsUrlParam()));
@@ -45,7 +62,7 @@ public class DataController {
         ArrayList<Event> eventList = new ArrayList<>();
 
         try {
-            String jsonResponse = httpRequest.sendPostRequest(ALL_EVENTS_ENDPOINT, "userId=1");
+            String jsonResponse = httpRequest.sendPostRequest(ALL_EVENTS_ENDPOINT, "userId=" + USER_ID);
             System.out.println(jsonResponse);
 
             ObjectMapper objectMapper = new ObjectMapper();