Partow/Telegram-Final-Project
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Create groups an channels

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This commit is contained in:
Partow
2025-06-12 12:25:28 +03:30
parent fb19b55593
commit 2b972c4b7c
8 changed files with 547 additions and 23 deletions
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src/main/java/org/to/telegramfinalproject/Server/ChannelService.java
+23
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@@ -0,0 +1,23 @@
package org.to.telegramfinalproject.Server;
import org.to.telegramfinalproject.Models.Channel;
import org.to.telegramfinalproject.Database.ChannelDatabase;
import java.time.LocalDateTime;
import java.util.UUID;
public class ChannelService {
public static boolean createChannel(String channelId, String channelName, UUID creatorUUID, String imageUrl) {
UUID internalUUID = UUID.randomUUID();
LocalDateTime now = LocalDateTime.now();
boolean inserted = ChannelDatabase.insertChannel(internalUUID, channelId, channelName, creatorUUID, imageUrl, now);
if (inserted) {
ChannelDatabase.addSubscriber(internalUUID, creatorUUID); // اضافه کردن سازنده
return true;
}
return false;
}
}
src/main/java/org/to/telegramfinalproject/Server/ClientHandler.java
+147 -5
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@@ -141,7 +141,7 @@ public class ClientHandler implements Runnable {
JSONObject obj = new JSONObject();
obj.put("type", "user");
obj.put("id", u.getUser_id());
obj.put("uuid", u.getInternal_uuid().toString()); // ✅ اضافه شود
obj.put("uuid", u.getInternal_uuid().toString());
obj.put("name", u.getProfile_name());
results.add(obj);
}
@@ -149,8 +149,8 @@ public class ClientHandler implements Runnable {
for (Group g : GroupDatabase.searchGroups(keyword)) {
JSONObject obj = new JSONObject();
obj.put("type", "group");
obj.put("id", g.getGroup_id()); // قابل نمایش
obj.put("uuid", g.getInternal_uuid().toString()); // برای عملیات
obj.put("id", g.getGroup_id());
obj.put("uuid", g.getInternal_uuid().toString());
obj.put("name", g.getGroup_name());
results.add(obj);
}
@@ -158,8 +158,8 @@ public class ClientHandler implements Runnable {
for (Channel c : ChannelDatabase.searchChannels(keyword)) {
JSONObject obj = new JSONObject();
obj.put("type", "channel");
obj.put("id", c.getChannel_id()); // قابل نمایش
obj.put("uuid", c.getInternal_uuid().toString()); // برای عملیات
obj.put("id", c.getChannel_id());
obj.put("uuid", c.getInternal_uuid().toString());
obj.put("name", c.getChannel_name());
results.add(obj);
}
@@ -171,6 +171,8 @@ public class ClientHandler implements Runnable {
obj.put("content", m.getContent());
obj.put("sender", m.getSender_id().toString());
obj.put("time", m.getSend_at().toString());
obj.put("receiver_id", m.getReceiver_id().toString());
obj.put("receiver_type", m.getReceiver_type());
results.add(obj);
}
@@ -248,6 +250,146 @@ public class ClientHandler implements Runnable {
}
case "get_chat_info": {
String id = requestJson.getString("receiver_id");
String type = requestJson.getString("receiver_type");
JSONObject data = new JSONObject();
switch (type) {
case "private" -> {
User u = new userDatabase().findByUserId(id);
if (u != null) {
data.put("name", u.getProfile_name());
data.put("image_url", u.getImage_url());
} else {
response = new ResponseModel("error", "User not found.");
break;
}
}
case "group" -> {
Group g = GroupDatabase.findByGroupId(id);
if (g != null) {
data.put("name", g.getGroup_name());
data.put("image_url", g.getImage_url());
} else {
response = new ResponseModel("error", "Group not found.");
break;
}
}
case "channel" -> {
Channel c = ChannelDatabase.findByChannelId(id);
if (c != null) {
data.put("name", c.getChannel_name());
data.put("image_url", c.getImage_url());
} else {
response = new ResponseModel("error", "Channel not found.");
break;
}
}
default -> {
response = new ResponseModel("error", "Unknown type.");
break;
}
}
if (data.has("name")) {
response = new ResponseModel("success", "Chat info fetched", data);
}
break;
}
case "get_chat_list": {
String userIdStr = requestJson.getString("user_id");
User user = new userDatabase().findByUserId(userIdStr);
List<Contact> contacts = ContactDatabase.getContacts(user.getInternal_uuid());
List<Group> groups = GroupDatabase.getGroupsByUser(user.getInternal_uuid());
List<Channel> channels = ChannelDatabase.getChannelsByUser(user.getInternal_uuid());
List<ChatEntry> chatList = new ArrayList<>();
for (Contact contact : contacts) {
User target = userDatabase.findByInternalUUID(contact.getContact_id());
if (target == null) continue;
LocalDateTime last = MessageDatabase.getLastMessageTimeBetween(user.getInternal_uuid(), target.getInternal_uuid(), "private");
chatList.add(new ChatEntry(target.getUser_id(), target.getProfile_name(), target.getImage_url(), "private", last));
}
for (Group group : groups) {
LocalDateTime last = MessageDatabase.getLastMessageTime(group.getInternal_uuid(), "group");
chatList.add(new ChatEntry(group.getGroup_id(), group.getGroup_name(), group.getImage_url(), "group", last));
}
for (Channel channel : channels) {
LocalDateTime last = MessageDatabase.getLastMessageTime(channel.getInternal_uuid(), "channel");
chatList.add(new ChatEntry(channel.getChannel_id(), channel.getChannel_name(), channel.getImage_url(), "channel", last));
}
chatList.sort((a, b) -> {
if (a.getLastMessageTime() == null) return 1;
if (b.getLastMessageTime() == null) return -1;
return b.getLastMessageTime().compareTo(a.getLastMessageTime());
});
JSONObject data = new JSONObject();
data.put("chat_list", JsonUtil.chatListToJson(chatList));
response = new ResponseModel("success", "Chat list updated.", data);
break;
}
case "create_group": {
try {
String groupId = requestJson.getString("group_id"); // ID نمایشی
String groupName = requestJson.getString("group_name");
String userIdStr = requestJson.getString("user_id");
String imageUrl = requestJson.optString("image_url", null);
UUID creatorUUID = UUID.fromString(userIdStr);
boolean created = GroupService.createGroup(groupId, groupName, creatorUUID, imageUrl);
response = created
? new ResponseModel("success", "Group created.")
: new ResponseModel("error", "Group creation failed.");
} catch (Exception e) {
response = new ResponseModel("error", "Error creating group: " + e.getMessage());
}
break;
}
case "create_channel": {
try {
String channelId = requestJson.getString("channel_id");
String channelName = requestJson.getString("channel_name");
String userIdStr = requestJson.getString("user_id");
String imageUrl = requestJson.optString("image_url", null);
UUID creatorUUID = UUID.fromString(userIdStr);
boolean created = ChannelService.createChannel(channelId, channelName, creatorUUID, imageUrl);
response = created
? new ResponseModel("success", "Channel created.")
: new ResponseModel("error", "Channel creation failed.");
} catch (Exception e) {
response = new ResponseModel("error", "Error creating channel: " + e.getMessage());
}
break;
}
default:
response = new ResponseModel("error", "Unknown action: " + action);
}
src/main/java/org/to/telegramfinalproject/Server/GroupService.java
+23
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@@ -0,0 +1,23 @@
package org.to.telegramfinalproject.Server;
import org.to.telegramfinalproject.Models.Group;
import org.to.telegramfinalproject.Database.GroupDatabase;
import java.time.LocalDateTime;
import java.util.UUID;
public class GroupService {
public static boolean createGroup(String groupId, String groupName, UUID creatorUUID, String imageUrl) {
UUID internalUUID = UUID.randomUUID();
LocalDateTime now = LocalDateTime.now();
boolean inserted = GroupDatabase.insertGroup(internalUUID, groupId, groupName, creatorUUID, imageUrl, now);
if (inserted) {
GroupDatabase.addMember(internalUUID, creatorUUID, "owner"); // سازنده owner می‌شود
return true;
}
return false;
}
}