renamed projekt folder and package file

client/data/build.gradle.kts

@@ -0,0 +1,10 @@
+plugins {
+    java
+}
+
+dependencies {
+    val jacksonVersion = "2.13.0"
+    implementation("com.fasterxml.jackson.core:jackson-databind:$jacksonVersion")
+    implementation("com.fasterxml.jackson.core:jackson-core:$jacksonVersion")
+    implementation("com.fasterxml.jackson.core:jackson-annotations:$jacksonVersion")
+}

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

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+package res;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+import java.io.BufferedReader;
+import java.io.DataOutputStream;
+import java.io.InputStreamReader;
+import java.io.OutputStream;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import java.nio.charset.StandardCharsets;
+import java.util.*;
+
+public class DataController {
+
+    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 final HttpRequest httpRequest;
+
+    public DataController(){
+        httpRequest = new HttpRequest();
+    }
+
+    public void createEvent(Event event){
+        try {
+            System.out.println(httpRequest.sendPostRequest(ADD_EVENT_ENDPOINT, event.getAsUrlParam()));
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+    }
+
+    public void deleteEvent(int eventId){
+        try {
+            System.out.println(httpRequest.sendPostRequest(DELETE_EVENT_ENDPOINT, "eventId=" + eventId));
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+    }
+
+    public ArrayList<Event> getAllVisibleEvents() {
+        ArrayList<Event> eventList = new ArrayList<>();
+
+        try {
+            String jsonResponse = httpRequest.sendPostRequest(ALL_EVENTS_ENDPOINT, "userId=1");
+            System.out.println(jsonResponse);
+
+            ObjectMapper objectMapper = new ObjectMapper();
+            //String json = "{ \"color\" : \"Black\", \"type\" : \"BMW\" }";
+
+            for (Object obj : objectMapper.readValue(jsonResponse, Object[].class)){
+                ArrayList<Object> list = new ArrayList<>();
+                if (obj.getClass().isArray()) {
+                    list = (ArrayList<Object>) Arrays.asList((Object[])obj);
+                } else if (obj instanceof Collection) {
+                    list = new ArrayList<>((Collection<?>) obj);
+                }
+                eventList.add(new Event(list));
+
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+
+        return eventList;
+    }
+
+    public Event[] getAllEvents() {
+        Event[] eventList = null;
+
+        try {
+            String jsonResponse = httpRequest.sendGetRequest("http://localhost:8080/vpr/all-events-test");
+            eventList = parseJsonToEventList(jsonResponse);
+            for (Event e : eventList) {
+                System.out.println(e);
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+
+        return eventList;
+    }
+
+    private Event[] parseJsonToEventList(String jsonString) throws JsonProcessingException {
+        ArrayList<Event> eventList;
+
+        // Parse JSON
+        ObjectMapper objectMapper = new ObjectMapper();
+        //String json = "{ \"color\" : \"Black\", \"type\" : \"BMW\" }";
+
+        return objectMapper.readValue(jsonString, Event[].class);
+    }
+}

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

@@ -0,0 +1,174 @@
+package res;
+
+import com.sun.jdi.event.StepEvent;
+
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+import java.util.ArrayList;
+
+public class Event {
+
+    private int id;
+    private String name;
+    private int priority;
+    private boolean isFullDay;
+    private boolean isPrivate;
+    private String start;
+    private String end;
+
+    private LocalDateTime date;
+
+    private int ownerId;
+    private String ownerName;
+
+    /*
+    Constructor for SELECT:
+    e.id AS eid,
+    e.name AS ename,
+    e.start,
+    e.end,
+    e.priority,
+    e.is_full_day,
+
+    ue.date,
+
+    u.id AS uid,
+    u.forename,
+    u.name AS uname
+     */
+
+    public Event(ArrayList<Object> arr) {
+        id = (int) arr.get(0);
+        name = (String) arr.get(1);
+        start = (String) arr.get(2);
+        end = (String) arr.get(3);
+        priority = (int) arr.get(4);
+        isFullDay = (Boolean) arr.get(5); //((String)arr.get(5)).equals("true");
+
+
+        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm");
+        date = LocalDateTime.parse(arr.get(6) + " 00:00", formatter);
+
+        ownerId = (int) arr.get(7);
+        ownerName = arr.get(8) + " " + arr.get(9);
+    }
+
+    public Event(String name,
+                 int priority,
+                 boolean isFullDay,
+                 boolean isPrivate,
+                 String start,
+                 String end,
+                 LocalDateTime date,
+                 int ownerId
+    ) {
+        this.name = name;
+        this.priority = priority;
+        this.isFullDay = isFullDay;
+        this.isPrivate = isPrivate;
+        this.start = start;
+        this.end = end;
+        this.date = date;
+        this.ownerId = ownerId;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public void setId(int id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public int getPriority() {
+        return priority;
+    }
+
+    public void setPriority(int priority) {
+        this.priority = priority;
+    }
+
+    public boolean isFullDay() {
+        return isFullDay;
+    }
+
+    public void setFullDay(boolean fullDay) {
+        isFullDay = fullDay;
+    }
+
+    public boolean isPrivate() {
+        return isPrivate;
+    }
+
+    public void setPrivate(boolean aPrivate) {
+        isPrivate = aPrivate;
+    }
+
+    public String getStart() {
+        return start;
+    }
+
+    public void setStart(String start) {
+        this.start = start;
+    }
+
+    public String getEnd() {
+        return end;
+    }
+
+    public void setEnd(String end) {
+        this.end = end;
+    }
+
+    public LocalDateTime getDate() {
+        return date;
+    }
+
+    public void setDate(LocalDateTime date) {
+        this.date = date;
+    }
+
+    public int getOwnerId() {
+        return ownerId;
+    }
+
+    public void setOwnerId(int ownerId) {
+        this.ownerId = ownerId;
+    }
+
+    public String getOwnerName() {
+        return ownerName;
+    }
+
+    public void setOwnerName(String ownerName) {
+        this.ownerName = ownerName;
+    }
+
+    @Override
+    public String toString() {
+        return name +
+                "\nVon: " + start +
+                "\nBis: " + start +
+                (isFullDay ? "\nDen ganzen Tag lang" : "");
+
+    }
+
+    public String getAsUrlParam() {
+        return "userId=" + getOwnerId() +
+                "&date=" + getDate().toLocalDate() +
+                "&name=" + getName() +
+                "&start=" + getStart() +
+                "&end=" + getEnd() +
+                "&prority=" + getPriority() +
+                "&isFullDay=" + isFullDay() +
+                "&isPrivate=" + isPrivate();
+    }
+}

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

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+package res;
+
+import java.io.BufferedReader;
+import java.io.DataOutputStream;
+import java.io.InputStreamReader;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import java.nio.charset.StandardCharsets;
+import java.util.Arrays;
+
+public class HttpRequest {
+    public String sendPostRequest(String urlString, String urlParameters) throws Exception{
+        byte[] postData = urlParameters.getBytes(StandardCharsets.UTF_8);
+        int postDataLength = postData.length;
+
+        URL url = new URL(urlString);
+        HttpURLConnection con = (HttpURLConnection) url.openConnection();
+
+        con.setDoOutput(true);
+        con.setInstanceFollowRedirects(false);
+        con.setRequestMethod("POST");
+        con.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
+        con.setRequestProperty("charset", "utf-8");
+        con.setRequestProperty("Content-Length", Integer.toString(postDataLength));
+        con.setUseCaches(false);
+        try (DataOutputStream wr = new DataOutputStream(con.getOutputStream())) {
+            wr.write(postData);
+        }
+
+        int status = con.getResponseCode();
+        if (status == 200) {
+            BufferedReader in = new BufferedReader(
+                    new InputStreamReader(con.getInputStream()));
+            String inputLine;
+            StringBuilder content = new StringBuilder();
+            while ((inputLine = in.readLine()) != null) {
+                content.append(inputLine);
+            }
+            in.close();
+
+            con.disconnect();
+            return content.toString();
+        } else {
+            con.disconnect();
+            throw new Exception("Status: " + status);
+        }
+    }
+
+    public String sendGetRequest(String urlString) throws Exception{
+        URL url = new URL(urlString);
+        HttpURLConnection con = (HttpURLConnection) url.openConnection();
+        con.setRequestMethod("GET");
+
+        con.setConnectTimeout(5000);
+        con.setReadTimeout(5000);
+
+        int status = con.getResponseCode();
+        if (status == 200) {
+            BufferedReader in = new BufferedReader(
+                    new InputStreamReader(con.getInputStream()));
+            String inputLine;
+            StringBuilder content = new StringBuilder();
+            while ((inputLine = in.readLine()) != null) {
+                content.append(inputLine);
+            }
+            in.close();
+
+            con.disconnect();
+            return content.toString();
+
+        } else {
+            con.disconnect();
+            throw new Exception("Status: " + status);
+        }
+    }
+}