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package it.auties.whatsapp.model.jid;
import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonValue;
import it.auties.protobuf.annotation.ProtobufConverter;
import it.auties.whatsapp.model.signal.session.SessionAddress;
import java.util.Objects;
/**
* A model class that represents a jid. This class is only a model, this means that changing its
* values will have no real effect on WhatsappWeb's servers.
*/
public record Jid(String user, JidServer server, int device, int agent) implements JidProvider {
/**
* Default constructor
*/
public Jid(String user, JidServer server, int device, int agent) {
this.user = user != null && user.startsWith("+") ? user.substring(1) : user;
this.server = server;
this.device = device;
this.agent = agent;
}
/**
* Constructs a new ContactId that represents a server
*
* @param server the non-null custom server
* @return a non-null contact jid
*/
public static Jid ofServer(JidServer server) {
return of(null, server);
}
@ProtobufConverter // Reserved for protobuf
public static Jid ofProtobuf(String input) {
return input == null ? null : Jid.of(input);
}
/**
* Constructs a new ContactId for a user from a jid and a custom server
*
* @param jid the nullable jid of the user
* @param server the non-null custom server
* @return a non-null contact jid
*/
public static Jid of(String jid, JidServer server) {
var complexUser = withoutServer(jid);
if (complexUser == null) {
return new Jid(null, server, 0, 0);
}
if (complexUser.contains(":")) {
var simpleUser = complexUser.split(":", 2);
var user = simpleUser[0];
var device = Integer.parseUnsignedInt(simpleUser[1]);
if (user.contains("_")) {
var simpleUserAgent = user.split("_", 2);
var agent = tryParseAgent(simpleUserAgent[1]);
return new Jid(simpleUserAgent[0], server, device, agent);
}
return new Jid(user, server, device, 0);
}
if (!complexUser.contains("_")) {
return new Jid(complexUser, server, 0, 0);
}
var simpleUserAgent = complexUser.split("_", 2);
var agent = tryParseAgent(simpleUserAgent[1]);
return new Jid(simpleUserAgent[0], server, 0, agent);
}
/**
* Parses a nullable jid to the Whatsapp Jid Format
*
* @param jid the nullable jid to parse
* @return null if {@code jid == null}, otherwise a non-null string
*/
public static String withoutServer(String jid) {
if (jid == null) {
return null;
}
for (var server : JidServer.values()) {
jid = jid.replace("@%s".formatted(server), "");
}
return jid;
}
private static int tryParseAgent(String string) {
try {
return Integer.parseUnsignedInt(string);
} catch (NumberFormatException exception) {
return 0;
}
}
/**
* Constructs a new ContactId for a device
*
* @param jid the nullable jid of the user
* @param agent the agent jid
* @param device the device jid
* @return a non-null contact jid
*/
public static Jid ofDevice(String jid, int device, int agent) {
return new Jid(withoutServer(jid), JidServer.WHATSAPP, device, agent);
}
/**
* Constructs a new ContactId for a device
*
* @param jid the nullable jid of the user
* @param device the device jid
* @return a non-null contact jid
*/
public static Jid ofDevice(String jid, int device) {
return new Jid(withoutServer(jid), JidServer.WHATSAPP, device, 0);
}
@ProtobufConverter
public String toProtobufValue() {
return toString();
}
/**
* Constructs a new ContactId for a user from a jid
*
* @param jid the non-null jid of the user
* @return a non-null contact jid
*/
@JsonCreator
public static Jid of(String jid) {
return of(jid, JidServer.of(jid));
}
/**
* Constructs a new ContactId for a user from a jid
*
* @param jid the non-null jid of the user
* @return a non-null contact jid
*/
public static Jid of(long jid) {
return of(String.valueOf(jid), JidServer.WHATSAPP);
}
/**
* Returns the type of this jid
*
* @return a non null type
*/
public JidType type() {
return isCompanion() ? JidType.COMPANION : switch (server()) {
case WHATSAPP -> Objects.equals(user(), "16505361212") ? JidType.OFFICIAL_SURVEY_ACCOUNT : JidType.USER;
case LID -> JidType.LID;
case BROADCAST -> Objects.equals(user(), "status") ? JidType.STATUS : JidType.BROADCAST;
case GROUP -> JidType.GROUP;
case GROUP_CALL -> JidType.GROUP_CALL;
case NEWSLETTER -> JidType.NEWSLETTER;
case USER -> switch (user()) {
case "server" -> JidType.SERVER;
case "0" -> JidType.ANNOUNCEMENT;
case "16508638904" -> JidType.IAS;
case "16505361212" -> JidType.OFFICIAL_BUSINESS_ACCOUNT;
default -> JidType.UNKNOWN;
};
};
}
/**
* Returns whether this jid is associated with a companion device
*
* @return true if this jid is a companion
*/
public boolean isCompanion() {
return device() != 0;
}
/**
* Returns whether this jid ends with the provided server
*
* @param server the server to check against
* @return a boolean
*/
public boolean hasServer(JidServer server) {
return server() == server;
}
/**
* Returns whether this jid is a server jid
*
* @param server the server to check against
* @return a boolean
*/
public boolean isServerJid(JidServer server) {
return user() == null && server() == server;
}
/**
* Returns a new jid using with a different server
*
* @param server the new server
* @return a non-null jid
*/
public Jid withServer(JidServer server) {
return new Jid(user(), server, device, agent);
}
/**
* Converts this jid to a user jid
*
* @return a non-null jid
*/
public Jid withoutDevice() {
return of(user(), server());
}
/**
* Converts this jid to a non-formatted phone number
*
* @return a non-null String
*/
public String toPhoneNumber() {
return "+%s".formatted(user);
}
/**
* Converts this jid to a String
*
* @return a non-null String
*/
@JsonValue
@Override
public String toString() {
var user = Objects.requireNonNullElse(user(), "");
var agent = agent() != 0 ? "_%s".formatted(agent()) : "";
var device = device() != 0 ? ":%s".formatted(device()) : "";
var leading = "%s%s%s".formatted(user, agent, device);
return leading.isEmpty() ? server().toString() : "%s@%s".formatted(leading, server());
}
/**
* Converts this jid to a signal address
*
* @return a non-null {@link SessionAddress}
*/
public SessionAddress toSignalAddress() {
return new SessionAddress(user(), device());
}
/**
* Returns this object as a jid
*
* @return a non-null jid
*/
@Override
public Jid toJid() {
return this;
}
/**
* Returns whether this jid specifies a device
*
* @return a boolean
*/
public boolean hasDevice() {
return device != 0;
}
/**
* Returns whether this jid specifies an agent
*
* @return a boolean
*/
public boolean hasAgent() {
return agent != 0;
}
@Override
public int hashCode() {
return Objects.hashCode(toString());
}
}
