csharp-sdk-upm/Realtime/LCIMClient.cs

469 lines
14 KiB
C#

using System;
using System.Collections.Generic;
using System.Threading.Tasks;
using System.Linq;
using System.Collections.ObjectModel;
using LeanCloud.Common;
using LeanCloud.Realtime.Protocol;
using LeanCloud.Realtime.Internal.Controller;
using LeanCloud.Realtime.Internal.Connection;
namespace LeanCloud.Realtime {
/// <summary>
/// 通信客户端
/// </summary>
public class LCIMClient {
internal Dictionary<string, LCIMConversation> ConversationDict;
public string Id {
get; private set;
}
public string Tag {
get; private set;
}
public string DeviceId {
get; private set;
}
#region 事件
#region 连接状态事件
/// <summary>
/// 客户端连接断开
/// </summary>
public Action OnPaused {
get; set;
}
/// <summary>
/// 客户端连接恢复正常
/// </summary>
public Action OnResume {
get; set;
}
/// <summary>
/// 当前客户端被服务端强行下线
/// </summary>
public Action<int, string> OnClose {
get; set;
}
#endregion
#region 对话事件
/// <summary>
/// 当前用户被加入某个对话的黑名单
/// </summary>
public Action<LCIMConversation, string> OnBlocked {
get; set;
}
/// <summary>
/// 当用户被解除黑名单
/// </summary>
public Action<LCIMConversation, string> OnUnblocked {
get; set;
}
/// <summary>
/// 当前用户在某个对话中被禁言
/// </summary>
public Action<LCIMConversation, string> OnMuted;
/// <summary>
/// 当前用户在某个对话中被解除禁言
/// </summary>
public Action<LCIMConversation, string> OnUnmuted;
/// <summary>
/// 该对话信息被更新
/// </summary>
public Action<LCIMConversation, ReadOnlyDictionary<string, object>, string> OnConversationInfoUpdated;
/// <summary>
/// 当前用户被添加至某个对话
/// </summary>
public Action<LCIMConversation, string> OnInvited {
get; set;
}
/// <summary>
/// 当前用户被从某个对话中移除
/// </summary>
public Action<LCIMConversation, string> OnKicked {
get; set;
}
/// <summary>
/// 有用户被添加至某个对话
/// </summary>
public Action<LCIMConversation, ReadOnlyCollection<string>, string> OnMembersJoined {
get; set;
}
/// <summary>
/// 有成员被从某个对话中移除
/// </summary>
public Action<LCIMConversation, ReadOnlyCollection<string>, string> OnMembersLeft {
get; set;
}
/// <summary>
/// 有成员被加入某个对话的黑名单
/// </summary>
public Action<LCIMConversation, ReadOnlyCollection<string>, string> OnMembersBlocked {
get; set;
}
/// <summary>
/// 有成员被移出某个对话的黑名单
/// </summary>
public Action<LCIMConversation, ReadOnlyCollection<string>, string> OnMembersUnblocked {
get; set;
}
/// <summary>
/// 有成员在某个对话中被禁言
/// </summary>
public Action<LCIMConversation, ReadOnlyCollection<string>, string> OnMembersMuted {
get; set;
}
/// <summary>
/// 有成员被移出某个对话的黑名单
/// </summary>
public Action<LCIMConversation, ReadOnlyCollection<string>, string> OnMembersUnmuted {
get; set;
}
/// <summary>
/// 有成员的对话信息被更新
/// </summary>
public Action<LCIMConversation, string, string, string> OnMemberInfoUpdated;
#endregion
#region 消息事件
/// <summary>
/// 当前用户收到消息
/// </summary>
public Action<LCIMConversation, LCIMMessage> OnMessage {
get; set;
}
/// <summary>
/// 消息被撤回
/// </summary>
public Action<LCIMConversation, LCIMMessage> OnMessageRecalled {
get; set;
}
/// <summary>
/// 消息被修改
/// </summary>
public Action<LCIMConversation, LCIMMessage> OnMessageUpdated {
get; set;
}
/// <summary>
/// 消息已送达
/// </summary>
public Action<LCIMConversation, string> OnMessageDelivered {
get; set;
}
/// <summary>
/// 消息已读
/// </summary>
public Action<LCIMConversation, string> OnMessageRead {
get; set;
}
/// <summary>
/// 未读消息数目更新
/// </summary>
public Action<ReadOnlyCollection<LCIMConversation>> OnUnreadMessagesCountUpdated {
get; set;
}
/// <summary>
/// 最近分发消息更新
/// </summary>
public Action OnLastDeliveredAtUpdated {
get; set;
}
/// <summary>
/// 最近已读消息更新
/// </summary>
public Action OnLastReadAtUpdated {
get; set;
}
#endregion
#endregion
internal ILCIMSignatureFactory SignatureFactory {
get; private set;
}
internal LCConnection Connection {
get; set;
}
internal LCIMSessionController SessionController {
get; private set;
}
internal LCIMMessageController MessageController {
get; private set;
}
internal LCIMUnreadController UnreadController {
get; private set;
}
internal LCIMGoAwayController GoAwayController {
get; private set;
}
internal LCIMConversationController ConversationController {
get; private set;
}
internal LCIMRcpController RcpController {
get; private set;
}
#region 接口
public LCIMClient(string clientId,
string tag = null,
string deviceId = null,
ILCIMSignatureFactory signatureFactory = null) {
Id = clientId;
Tag = tag;
DeviceId = deviceId;
SignatureFactory = signatureFactory;
ConversationDict = new Dictionary<string, LCIMConversation>();
// 模块
SessionController = new LCIMSessionController(this);
ConversationController = new LCIMConversationController(this);
MessageController = new LCIMMessageController(this);
UnreadController = new LCIMUnreadController(this);
GoAwayController = new LCIMGoAwayController(this);
RcpController = new LCIMRcpController(this);
Connection = new LCConnection(Id) {
OnNotification = OnConnectionNotification,
OnDisconnect = OnConnectionDisconnect,
OnReconnected = OnConnectionReconnect
};
}
/// <summary>
/// 登录
/// </summary>
/// <param name="force">是否强制登录</param>
/// <returns></returns>
public async Task Open(bool force = true) {
await Connection.Connect();
// 打开 Session
await SessionController.Open(force);
}
/// <summary>
/// 关闭
/// </summary>
/// <returns></returns>
public async Task Close() {
// 关闭 session
await SessionController.Close();
await Connection.Close();
}
/// <summary>
/// 创建普通对话
/// </summary>
/// <param name="members"></param>
/// <param name="name"></param>
/// <param name="unique"></param>
/// <param name="properties"></param>
/// <returns></returns>
public async Task<LCIMConversation> CreateConversation(
IEnumerable<string> members,
string name = null,
bool unique = true,
Dictionary<string, object> properties = null) {
return await ConversationController.CreateConv(members: members,
name: name,
unique: unique,
properties: properties);
}
/// <summary>
/// 创建聊天室
/// </summary>
/// <param name="name"></param>
/// <param name="properties"></param>
/// <returns></returns>
public async Task<LCIMChatRoom> CreateChatRoom(
string name,
Dictionary<string, object> properties = null) {
LCIMChatRoom chatRoom = await ConversationController.CreateConv(name: name,
transient: true,
properties: properties) as LCIMChatRoom;
return chatRoom;
}
/// <summary>
/// 创建临时对话
/// </summary>
/// <param name="members"></param>
/// <param name="ttl"></param>
/// <param name="properties"></param>
/// <returns></returns>
public async Task<LCIMTemporaryConversation> CreateTemporaryConversation(
IEnumerable<string> members,
int ttl = 86400,
Dictionary<string, object> properties = null) {
LCIMTemporaryConversation tempConversation = await ConversationController.CreateConv(members: members,
temporary: true,
temporaryTtl: ttl,
properties: properties) as LCIMTemporaryConversation;
return tempConversation;
}
/// <summary>
/// 根据 id 获取对话
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
public async Task<LCIMConversation> GetConversation(string id) {
if (string.IsNullOrEmpty(id)) {
throw new ArgumentNullException(nameof(id));
}
if (LCIMConversation.IsTemporayConversation(id)) {
List<LCIMTemporaryConversation> temporaryConversationList = await ConversationController.GetTemporaryConversations(new string[] { id });
if (temporaryConversationList == null || temporaryConversationList.Count < 1) {
return null;
}
return temporaryConversationList[0];
}
LCIMConversationQuery query = GetQuery()
.WhereEqualTo("objectId", id)
.Limit(1);
ReadOnlyCollection<LCIMConversation> results = await ConversationController.Find(query);
if (results == null || results.Count < 1) {
return null;
}
return results[0];
}
/// <summary>
/// 获取某些特定的对话
/// </summary>
/// <param name="ids"></param>
/// <returns></returns>
public async Task<ReadOnlyCollection<LCIMConversation>> GetConversationList(IEnumerable<string> ids) {
if (ids == null || ids.Count() == 0) {
throw new ArgumentNullException(nameof(ids));
}
// 区分临时对话
IEnumerable<string> tempConvIds = ids.Where(item => {
return LCIMConversation.IsTemporayConversation(item);
});
IEnumerable<string> convIds = ids.Where(item => {
return !tempConvIds.Contains(item);
});
List<LCIMConversation> conversationList = new List<LCIMConversation>();
if (tempConvIds.Count() > 0) {
List<LCIMTemporaryConversation> temporaryConversations = await ConversationController.GetTemporaryConversations(tempConvIds);
conversationList.AddRange(temporaryConversations);
}
if (convIds.Count() > 0) {
LCIMConversationQuery query = GetQuery()
.WhereContainedIn("objectId", convIds)
.Limit(convIds.Count());
ReadOnlyCollection<LCIMConversation> conversations = await ConversationController.Find(query);
conversationList.AddRange(conversations);
}
return conversationList.AsReadOnly();
}
/// <summary>
/// 获取对话查询对象
/// </summary>
/// <returns></returns>
public LCIMConversationQuery GetQuery() {
return new LCIMConversationQuery(this);
}
#endregion
private void OnConnectionNotification(GenericCommand notification) {
switch (notification.Cmd) {
case CommandType.Session:
_ = SessionController.OnNotification(notification);
break;
case CommandType.Conv:
_ = ConversationController.OnNotification(notification);
break;
case CommandType.Direct:
_ = MessageController.OnNotification(notification);
break;
case CommandType.Unread:
_ = UnreadController.OnNotification(notification);
break;
case CommandType.Goaway:
_ = GoAwayController.OnNotification(notification);
break;
case CommandType.Rcp:
_ = RcpController.OnNotification(notification);
break;
default:
break;
}
}
private void OnConnectionDisconnect() {
OnPaused?.Invoke();
}
private void OnConnectionReconnect() {
_ = HandleReconnected();
}
private async Task HandleReconnected() {
try {
// 打开 Session
await SessionController.Reopen();
// 回调用户
OnResume?.Invoke();
} catch (Exception e) {
LCLogger.Error(e);
await Connection.Close();
// TODO 告知
OnClose?.Invoke(0, string.Empty);
}
}
internal async Task<LCIMConversation> GetOrQueryConversation(string convId) {
if (ConversationDict.TryGetValue(convId, out LCIMConversation conversation)) {
return conversation;
}
conversation = await GetConversation(convId);
return conversation;
}
}
}