Initial Commit ...
This commit is contained in:
@@ -0,0 +1,363 @@
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Threading.Tasks;
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using Microsoft.AspNetCore.Authorization;
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using Microsoft.AspNetCore.SignalR;
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using xCommons.Extensions;
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using xModels.Dtos;
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using xPushService.Constants;
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using xPushService.Interfaces;
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using xPushService.Models;
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namespace xPushService.Base {
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/// <summary>
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/// a base class for implementing Hubs ...
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/// </summary>
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public abstract class XBaseHub : Hub {
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//
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#region Props ...
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protected readonly IXPushGroupStore groupStore;
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protected readonly IXPushConnectionStore connectionStore;
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#endregion
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//
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#region Constructor ...
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public XBaseHub (
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IXPushGroupStore groupStore,
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IXPushConnectionStore connectionStore
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) : base () {
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//
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this.groupStore = groupStore;
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this.connectionStore = connectionStore;
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}
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#endregion
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//
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#region Abstract ...
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#endregion
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//
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#region EnevtHandlers ...
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#endregion
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//
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#region Overrides ...
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public override Task OnConnectedAsync () {
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//
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var connection = GetConnection ();
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if (!connection.IsNull ()) {
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//
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connectionStore
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.Add (connection)
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.RunTask ();
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//
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var count = connectionStore
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.Count ()
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.RunTask ();
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//
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Console.WriteLine ($"Count After Coonected: {count}");
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}
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//
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return base.OnConnectedAsync ();
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}
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public override Task OnDisconnectedAsync (Exception exception) {
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//
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var connection = GetConnection ();
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if (!connection.IsNull ()) {
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//
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connectionStore
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.RemoveByConnectionId (connection.Id)
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.RunTask ();
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//
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var count = connectionStore
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.Count ()
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.RunTask ();
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//
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Console.WriteLine ($"Count After DisCoonected: {count}");
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}
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//
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return base.OnDisconnectedAsync (exception);
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}
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#endregion
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//
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#region Actions ...
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/// <summary>
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/// Notify to all Other Clients which a new Connection is established ...
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/// </summary>
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/// <param name="connectionId"></param>
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public Task NotifyNewConnection (string connectionId) {
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//
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var actor = Context.User.Identity.Name;
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var authType = Context.User.Identity.AuthenticationType;
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var actorRole = Context?.User?.FindFirst ("role")?.Value;
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//
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var pushMessage = new XPushMessage {
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//
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Actor = actor,
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Payload = connectionId,
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Type = XPushType.System,
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TimeStamp = DateTime.UtcNow,
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Topic = (int) XPushType.System,
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Action = XBasePushAction.NotifyNewConnection.GetStringValue (),
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Message = $"a new connection stablished by {connectionId} ...",
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};
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//
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Console.WriteLine ($"XPushServiceLog => ");
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Console.WriteLine ($"XPushServiceLog => NotifyNewConnection: User: {actor}/Role: {actorRole}/AuthType: {authType}/ConnectionId: {connectionId}/ConnectedAt: {DateTime.UtcNow}");
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Console.WriteLine ($"XPushServiceLog => ");
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//
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return Clients.Others.SendAsync (
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XBasePushAction.PushMessage.GetStringValue (),
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pushMessage
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);
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}
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/// <summary>
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/// Update Last Seen ...
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/// </summary>
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public Task UpdateLastSeen () {
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var connectionId = Context.ConnectionId;
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return connectionStore
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.UpdateLastSeen (connectionId)
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.ContinueWith (updateLastSeenTask => {
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//
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var updateLastSeen = updateLastSeenTask
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.RunTask ();
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if (updateLastSeen) {
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//
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var updatedConnection = connectionStore
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.GetByConnectionId (connectionId)
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.RunTask ();
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//
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var count = connectionStore
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.Count ()
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.RunTask ();
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//
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Console.WriteLine ($"Connection Last Seen Updated: {connectionId}: {updatedConnection.LastSeen}, Connection Count: {count} ...");
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}
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});
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}
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/// <summary>
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/// publicly Push a Message to Other Clients ...
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/// </summary>
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/// <param name="message"></param>
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/// <returns></returns>
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public Task PushMessageAsync (XPushMessage message) {
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//
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if (message.IsNull ()) {
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message = GetPushMessage ();
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} else {
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message.TimeStamp = DateTime.UtcNow;
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}
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//
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return Clients.Others.SendAsync (XBasePushAction.PushMessage.GetStringValue (), message);
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}
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/// <summary>
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/// publicly Push a Message to Other Clients ...
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/// </summary>
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/// <param name="message"></param>
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/// <returns></returns>
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[Authorize]
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public Task AuthorizedMessageAsync (XPushMessage message) {
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//
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if (message.IsNull ()) {
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message = GetPushMessage ();
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} else {
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message.TimeStamp = DateTime.UtcNow;
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}
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//
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return Clients.Others.SendAsync (XBasePushAction.PushMessage.GetStringValue (), message);
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}
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/// <summary>
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/// push message to All connections ...
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/// </summary>
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/// <param name="message"></param>
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/// <returns></returns>
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public Task PushMessageToAll (XPushMessage message) {
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//
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// Normalize Message ...
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if (message.IsNull ()) {
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message = GetPushMessage ();
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} else {
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message.TimeStamp = DateTime.UtcNow;
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}
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//
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return Clients
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.All
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.SendAsync (
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XBasePushAction.PushMessage.GetStringValue (),
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message
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);
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}
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/// <summary>
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/// push message to specific connection ...
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/// </summary>
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/// <param name="connectionId"></param>
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/// <param name="message"></param>
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/// <returns></returns>
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public Task PushMessageToConnection (
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string connectionId,
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XPushMessage message
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) {
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//
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// Validate Args ...
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if (connectionId.IsNullOrEmpty ()) {
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return Task.CompletedTask;
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}
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//
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// Normalize Message ...
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if (message.IsNull ()) {
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message = GetPushMessage ();
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} else {
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message.TimeStamp = DateTime.UtcNow;
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}
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//
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return Clients
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.Client (connectionId)
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.SendAsync (
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XBasePushAction.PushMessage.GetStringValue (),
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message
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);
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}
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/// <summary>
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/// push message to specific connections ...
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/// </summary>
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/// <param name="connectionIds"></param>
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/// <param name="message"></param>
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/// <returns></returns>
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public Task PushMessageToConnections (
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IEnumerable<string> connectionIds,
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XPushMessage message
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) {
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//
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// Validate Args ...
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if (!connectionIds.HasChild ()) {
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return Task.CompletedTask;
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}
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//
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// Normalize Message ...
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if (message.IsNull ()) {
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message = GetPushMessage ();
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} else {
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message.TimeStamp = DateTime.UtcNow;
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}
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//
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return Clients
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.Clients (
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connectionIds
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.ToList ()
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.AsReadOnly ()
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)
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.SendAsync (
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XBasePushAction.PushMessage.GetStringValue (),
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message
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);
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}
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#endregion
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//
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#region Protected ...
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/// <summary>
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/// retrieve connected user name ...
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/// </summary>
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/// <returns></returns>
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protected string GetUserName () {
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return Context?.User?.Identity?.Name;
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}
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/// <summary>
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/// retrieve connected user role ...
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/// </summary>
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/// <returns></returns>
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protected string GetUserRole () {
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return Context?.User?.FindFirst ("role")?.Value;
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}
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/// <summary>
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/// Retrieve Empty Message ...
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/// </summary>
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/// <returns></returns>
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protected XPushMessage GetPushMessage () {
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//
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var timeStamp = DateTime.UtcNow;
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var actor = Context.User.Identity.Name;
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var connectionId = Context.ConnectionId;
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//
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var result = new XPushMessage {
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Actor = actor,
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TimeStamp = timeStamp,
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Payload = connectionId,
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};
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//
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return result;
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}
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/// <summary>
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/// retrieve current connection id ...
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/// </summary>
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/// <returns></returns>
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protected string GetConnectionId () {
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return Context.ConnectionId;
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}
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/// <summary>
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/// Retrieve Connection Model from Context ...
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/// </summary>
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/// <returns></returns>
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protected XPushConnectionDto GetConnection () {
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//
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var connectionId = Context.ConnectionId;
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var userName = Context.User.Identity.Name;
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var authenticationType = Context.User.Identity.AuthenticationType;
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//
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var httpContext = Context.GetHttpContext ();
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var deviceJson = httpContext.Request.Query["Option"].ToString ();
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var device = deviceJson.FromJSON<XDeviceDto> ();
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//
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var result = new XPushConnectionDto {
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User = userName,
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Device = device,
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Id = connectionId,
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LastSeen = DateTime.UtcNow
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};
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//
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return result;
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}
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#endregion
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//
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#region Private ...
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#endregion
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}
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}
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@@ -0,0 +1,87 @@
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using System;
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using System.Reactive.Subjects;
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using Microsoft.AspNetCore.SignalR.Client;
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using xPushService.Configurations;
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using xPushService.Models;
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using xPushService.Policies;
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namespace xPushService.Base {
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// TODO: Complete this ...
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public class XBaseHubClient {
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//
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#region Props ...
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//
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// private string CONNECTION_ID;
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// private HubConnection HUB_CONNECTION;
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// private IDisposable INTERVAL_SUBSCRIPTION;
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// private XPushServiceConnectionRetryPolicy HUB_CONNECTION_POLICY;
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//
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public Subject<XPushMessage> MessageReceived = new Subject<XPushMessage> ();
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public Subject<XPushMessage> UserMessageReceived = new Subject<XPushMessage> ();
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public Subject<XPushMessage> SystemMessageReceived = new Subject<XPushMessage> ();
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//
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public Subject<Exception> OnClose = new Subject<Exception> ();
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public Subject<string> OnReconnected = new Subject<string> ();
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public Subject<Exception> OnReconnecting = new Subject<Exception> ();
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/// <summary>
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/// readonly connection id ...
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/// </summary>
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/// <value></value>
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// public string ConnectionId {
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// get {
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// return this.CONNECTION_ID;
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// }
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// }
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/// <summary>
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/// readonly connection object ...
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/// </summary>
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/// <value></value>
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// public HubConnection Connection {
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// get {
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// return this.HUB_CONNECTION;
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// }
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// }
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#endregion
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//
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#region Constructor ...
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public XBaseHubClient (
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XPushServiceConfiguration config
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) {
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}
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#endregion
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//
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#region Abstract ...
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#endregion
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//
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#region Protected ...
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#endregion
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//
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#region Actions ...
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#endregion
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//
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#region IXAuthorizedPushActions ...
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#endregion
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//
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#region IXUserPushActions ...
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#endregion
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//
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#region IXGroupsPushActions ...
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#endregion
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//
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#region Private ...
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#endregion
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}
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}
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@@ -0,0 +1,836 @@
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using System;
|
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using System.Collections.Generic;
|
||||
using System.Linq;
|
||||
using System.Threading.Tasks;
|
||||
using Microsoft.AspNetCore.SignalR;
|
||||
using xCommons.Extensions;
|
||||
using xExceptions.Constants;
|
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using xModels.Dtos;
|
||||
using xPushService.Constants;
|
||||
using xPushService.Extensions;
|
||||
using xPushService.Interfaces;
|
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using xPushService.Models;
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|
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namespace xPushService.Base {
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public abstract class XBaseWebRTCHub : XBaseHub {
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//
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#region Props ...
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protected readonly IXWebRTCConnectionStore webRTCConnectionStore;
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#endregion
|
||||
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//
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#region Constructor ...
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||||
public XBaseWebRTCHub (
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IXPushGroupStore groupStore,
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IXPushConnectionStore connectionStore,
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IXWebRTCConnectionStore webRTCConnectionStore
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) : base (groupStore, connectionStore) {
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this.webRTCConnectionStore = webRTCConnectionStore;
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||||
}
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||||
#endregion
|
||||
|
||||
//
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#region Overrides ...
|
||||
public override Task OnConnectedAsync () {
|
||||
return base.OnConnectedAsync ();
|
||||
}
|
||||
|
||||
public override Task OnDisconnectedAsync (Exception exception) {
|
||||
// //
|
||||
// var connectionId = GetConnectionId ();
|
||||
|
||||
// //
|
||||
// // Find Connections Active Calls ...
|
||||
// var activeConnections = webRTCConnectionStore
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||||
// .FindMany (c => c.CallerConnectionId
|
||||
// .ToNormalString () == connectionId
|
||||
// .ToNormalString () ||
|
||||
// c.IsInCallees (connectionId)
|
||||
// )
|
||||
// .RunTask ();
|
||||
|
||||
// //
|
||||
// if (activeConnections.HasChild ()) {
|
||||
// activeConnections
|
||||
// .ToList ()
|
||||
// .ForEach (c => {
|
||||
// //
|
||||
// CancelCall (
|
||||
// cancellerConnectionId: connectionId,
|
||||
// reason: XCallEndReason.Disconnected,
|
||||
// request: c
|
||||
// )
|
||||
// .RunTask ();
|
||||
// });
|
||||
// }
|
||||
|
||||
//
|
||||
return base.OnDisconnectedAsync (exception);
|
||||
}
|
||||
#endregion
|
||||
|
||||
//
|
||||
#region Actions ...
|
||||
/// <summary>
|
||||
/// Send PreOffer Call Request ...
|
||||
/// </summary>
|
||||
/// <param name="type"></param>
|
||||
/// <param name="connectionId"></param>
|
||||
/// <param name="device"></param>
|
||||
/// <returns></returns>
|
||||
public Task<bool> RequestCall (
|
||||
XCallType type,
|
||||
string connectionId,
|
||||
XDeviceDto device
|
||||
) {
|
||||
//
|
||||
// Validate Args ...
|
||||
if (type == XCallType.None || connectionId.IsNullOrEmpty ()) {
|
||||
return Task.FromResult (false);
|
||||
}
|
||||
|
||||
//
|
||||
// Check Connection Exists ...
|
||||
var isConnectionExists = connectionStore
|
||||
.IsExistsConnectionId (connectionId)
|
||||
.RunTask ();
|
||||
if (!isConnectionExists) {
|
||||
return Task.FromResult (false);
|
||||
}
|
||||
|
||||
//
|
||||
// retrieve connection object ...
|
||||
var request = GetWebRTCConnection (
|
||||
calleeDevice: device,
|
||||
connectionType: type,
|
||||
calleeConnectionId: connectionId
|
||||
)
|
||||
.RunTask ();
|
||||
|
||||
//
|
||||
// Add Connection to Store ...
|
||||
AddOrUpdateWebRTCConnection (request)
|
||||
.RunTask ();
|
||||
|
||||
//
|
||||
try {
|
||||
//
|
||||
Clients
|
||||
.Clients (
|
||||
request
|
||||
.GetReceivers ()
|
||||
)
|
||||
.SendAsync (
|
||||
XWebRTCAction.RequestCall.GetStringValue (),
|
||||
request
|
||||
)
|
||||
.RunTask ();
|
||||
|
||||
//
|
||||
return Task.FromResult (true);
|
||||
} catch { }
|
||||
|
||||
//
|
||||
return Task.FromResult (false);
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Send PreOffer Call Request ...
|
||||
/// </summary>
|
||||
/// <param name="type"></param>
|
||||
/// <param name="user"></param>
|
||||
/// <param name="device"></param>
|
||||
/// <returns></returns>
|
||||
public Task<bool> RequestUserCall (
|
||||
XCallType type,
|
||||
string user,
|
||||
XDeviceDto device
|
||||
) {
|
||||
//
|
||||
// Validate Args ...
|
||||
if (type == XCallType.None || user.IsNullOrEmpty ()) {
|
||||
return Task.FromResult (false);
|
||||
}
|
||||
|
||||
//
|
||||
// Check Connection Exists ...
|
||||
var isConnectionExists = connectionStore
|
||||
.IsExistsUser (user)
|
||||
.RunTask ();
|
||||
if (!isConnectionExists) {
|
||||
return Task.FromResult (false);
|
||||
}
|
||||
|
||||
//
|
||||
// retrieve connection object ...
|
||||
var request = GetUserWebRTCConnection (
|
||||
calleeDevice: device,
|
||||
connectionType: type,
|
||||
calleeUser: user
|
||||
)
|
||||
.RunTask ();
|
||||
|
||||
//
|
||||
// Add Connection to Store ...
|
||||
AddOrUpdateWebRTCConnection (request)
|
||||
.RunTask ();
|
||||
|
||||
//
|
||||
try {
|
||||
//
|
||||
Clients
|
||||
.Clients (
|
||||
request
|
||||
.GetReceivers ()
|
||||
)
|
||||
.SendAsync (
|
||||
XWebRTCAction.RequestCall.GetStringValue (),
|
||||
request
|
||||
)
|
||||
.RunTask ();
|
||||
|
||||
//
|
||||
return Task.FromResult (true);
|
||||
} catch { }
|
||||
|
||||
//
|
||||
return Task.FromResult (false);
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Cancel or End Requested Call ...
|
||||
/// </summary>
|
||||
/// <returns></returns>
|
||||
public Task<bool> CancelCall (
|
||||
string cancellerConnectionId,
|
||||
XCallEndReason reason,
|
||||
XWebRTCConnectionDto request) {
|
||||
//
|
||||
// Validate Args ...
|
||||
var isValid = IsWebRTCConnectionsExists (request)
|
||||
.RunTask ();
|
||||
if (!isValid) {
|
||||
return Task.FromResult (false);
|
||||
}
|
||||
|
||||
//
|
||||
// Check if i am Caller ...
|
||||
var isCancellerCaller = request
|
||||
.IsCaller (cancellerConnectionId);
|
||||
var isCancellerInCallees = request
|
||||
.IsInCallees (cancellerConnectionId);
|
||||
|
||||
//
|
||||
if (isCancellerCaller) {
|
||||
//
|
||||
request.Callees.ToList ().ForEach (callee => {
|
||||
//
|
||||
callee.EndReason = reason;
|
||||
callee.EndTime = DateTime.UtcNow;
|
||||
});
|
||||
|
||||
//
|
||||
// Remove Connection From Store ...
|
||||
webRTCConnectionStore
|
||||
.Remove (request)
|
||||
.RunTask ();
|
||||
} else if (isCancellerInCallees) {
|
||||
//
|
||||
var canceller = request.GetCallee (cancellerConnectionId);
|
||||
if (canceller.IsNull ()) {
|
||||
return Task.FromResult (false);
|
||||
}
|
||||
|
||||
//
|
||||
var updatedCanceller = canceller;
|
||||
updatedCanceller.EndReason = reason;
|
||||
updatedCanceller.EndTime = DateTime.UtcNow;
|
||||
|
||||
//
|
||||
request.Callees = request.Callees
|
||||
.Update (canceller, updatedCanceller);
|
||||
|
||||
//
|
||||
// Remove connection from Store if all callees end calls ...
|
||||
var canRemoveConnection = request.Callees.All (c => !c.EndTime.IsNull () && !c.EndReason.IsNull ());
|
||||
if (canRemoveConnection) {
|
||||
webRTCConnectionStore
|
||||
.Remove (request)
|
||||
.RunTask ();
|
||||
} else {
|
||||
webRTCConnectionStore
|
||||
.Update (request)
|
||||
.RunTask ();
|
||||
}
|
||||
}
|
||||
|
||||
//
|
||||
try {
|
||||
//
|
||||
Clients
|
||||
.Clients (
|
||||
request.GetReceivers ()
|
||||
)
|
||||
.SendAsync (
|
||||
XWebRTCAction.CancelCall.GetStringValue (),
|
||||
request
|
||||
);
|
||||
|
||||
//
|
||||
return Task.FromResult (true);
|
||||
} catch {
|
||||
return Task.FromResult (false);
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// end a call request ...
|
||||
/// </summary>
|
||||
/// <param name="request"></param>
|
||||
/// <returns></returns>
|
||||
public Task<bool> RejectCall (
|
||||
string rejecterConnectionId,
|
||||
XWebRTCConnectionDto request
|
||||
) {
|
||||
//
|
||||
// Validate Args ...
|
||||
var isValid = IsWebRTCConnectionsExists (request)
|
||||
.RunTask ();
|
||||
var isRejecterInCallees = request
|
||||
.IsInCallees (rejecterConnectionId);
|
||||
if (!isValid ||
|
||||
!isRejecterInCallees ||
|
||||
rejecterConnectionId.IsNullOrEmpty ()
|
||||
) {
|
||||
return Task.FromResult (false);
|
||||
}
|
||||
|
||||
//
|
||||
// Find Rejecter and Push Reject to it ...
|
||||
var rejecter = request
|
||||
.GetCallee (rejecterConnectionId);
|
||||
if (rejecter.IsNull ()) {
|
||||
return Task.FromResult (false);
|
||||
}
|
||||
|
||||
//
|
||||
// Update request Callees ...
|
||||
var updatedRejecter = rejecter;
|
||||
updatedRejecter.EndTime = DateTime.UtcNow;
|
||||
updatedRejecter.EndReason = XCallEndReason.Reject;
|
||||
request.Callees = request.Callees
|
||||
.Update (rejecter, updatedRejecter);
|
||||
|
||||
//
|
||||
// Check if Only one Callee and he Reject, Remove connection From Store,
|
||||
// otherwise Update connection ...
|
||||
var canRemoveConnection = request
|
||||
.Callees.Count () == 1 && request.Callees
|
||||
.All (c => c.ConnectionId
|
||||
.ToNormalString () == rejecterConnectionId
|
||||
.ToNormalString ()
|
||||
);
|
||||
if (canRemoveConnection) {
|
||||
webRTCConnectionStore
|
||||
.Remove (request)
|
||||
.RunTask ();
|
||||
}
|
||||
|
||||
//
|
||||
// Prepare Receivers ...
|
||||
var receivers = new List<string> () {
|
||||
request.CallerConnectionId,
|
||||
rejecterConnectionId
|
||||
}
|
||||
.AsReadOnly ();
|
||||
|
||||
//
|
||||
try {
|
||||
//
|
||||
Clients
|
||||
.Clients (receivers)
|
||||
.SendAsync (
|
||||
XWebRTCAction.RejectCall.GetStringValue (),
|
||||
request
|
||||
)
|
||||
.RunTask ();
|
||||
|
||||
//
|
||||
return Task.FromResult (true);
|
||||
} catch { }
|
||||
|
||||
//
|
||||
return Task.FromResult (false);
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// answer a call request ...
|
||||
/// </summary>
|
||||
/// <param name="request"></param>
|
||||
/// <returns></returns>
|
||||
public Task<bool> AcceptCall (
|
||||
string accepterConnectionId,
|
||||
XWebRTCConnectionDto request
|
||||
) {
|
||||
//
|
||||
// Validate Args ...
|
||||
var isValid = IsWebRTCConnectionsExists (request)
|
||||
.RunTask ();
|
||||
var isAccepterInCallees = request
|
||||
.IsInCallees (accepterConnectionId);
|
||||
if (!isValid ||
|
||||
!isAccepterInCallees ||
|
||||
accepterConnectionId.IsNullOrEmpty ()
|
||||
) {
|
||||
return Task.FromResult (false);
|
||||
}
|
||||
|
||||
//
|
||||
// Add Or Update ...
|
||||
AddOrUpdateWebRTCConnection (request)
|
||||
.RunTask ();
|
||||
|
||||
//
|
||||
// prepare recievers ...
|
||||
var receivers = new List<string> () {
|
||||
request.CallerConnectionId,
|
||||
accepterConnectionId,
|
||||
}
|
||||
.AsReadOnly ();
|
||||
|
||||
//
|
||||
try {
|
||||
//
|
||||
Clients
|
||||
.Clients (receivers)
|
||||
.SendAsync (
|
||||
XWebRTCAction.AcceptCall.GetStringValue (),
|
||||
request
|
||||
)
|
||||
.RunTask ();
|
||||
|
||||
//
|
||||
return Task.FromResult (true);
|
||||
} catch {
|
||||
return Task.FromResult (false);
|
||||
}
|
||||
}
|
||||
#endregion
|
||||
|
||||
//
|
||||
#region WebRTC Signaling ...
|
||||
/// <summary>
|
||||
/// Send WebRTC Offer ...
|
||||
/// </summary>
|
||||
/// <param name="signal"></param>
|
||||
/// <param name="request"></param>
|
||||
/// <returns></returns>
|
||||
public Task<bool> WebRTCOffer (
|
||||
XWebRTCSignalDto signal,
|
||||
XWebRTCConnectionDto request
|
||||
) {
|
||||
//
|
||||
if (
|
||||
signal.IsNull () ||
|
||||
signal.Offer.IsNull () ||
|
||||
!IsValidWebRTCConnection (request)
|
||||
) {
|
||||
return Task.FromResult (false);
|
||||
}
|
||||
|
||||
//
|
||||
var connectionId = GetConnectionId ();
|
||||
var offerRecievers = request
|
||||
.GetReceivers ()
|
||||
.Where (r => r.ToNormalString () != connectionId.ToNormalString ())
|
||||
.ToList ()
|
||||
.AsReadOnly ();
|
||||
|
||||
//
|
||||
try {
|
||||
//
|
||||
Clients
|
||||
.Clients (offerRecievers)
|
||||
.SendAsync (
|
||||
XWebRTCAction.WebRTCOffer.GetStringValue (),
|
||||
signal,
|
||||
request
|
||||
)
|
||||
.RunTask ();
|
||||
|
||||
//
|
||||
return Task.FromResult (true);
|
||||
} catch {
|
||||
return Task.FromResult (false);
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Send WebRTC Answer ...
|
||||
/// </summary>
|
||||
/// <param name="signal"></param>
|
||||
/// <param name="request"></param>
|
||||
/// <returns></returns>
|
||||
public Task<bool> WebRTCAnswer (
|
||||
XWebRTCSignalDto signal,
|
||||
XWebRTCConnectionDto request
|
||||
) {
|
||||
//
|
||||
if (
|
||||
signal.IsNull () ||
|
||||
signal.Offer.IsNull () ||
|
||||
signal.Answer.IsNull () ||
|
||||
!IsValidWebRTCConnection (request)
|
||||
) {
|
||||
return Task.FromResult (false);
|
||||
}
|
||||
|
||||
//
|
||||
var connectionId = GetConnectionId ();
|
||||
var answerRecievers = request
|
||||
.GetReceivers ()
|
||||
.Where (r => r.ToNormalString () != connectionId.ToNormalString ())
|
||||
.ToList ()
|
||||
.AsReadOnly ();
|
||||
|
||||
//
|
||||
try {
|
||||
//
|
||||
Clients
|
||||
.Clients (answerRecievers)
|
||||
.SendAsync (
|
||||
XWebRTCAction.WebRTCAnswer.GetStringValue (),
|
||||
signal,
|
||||
request
|
||||
)
|
||||
.RunTask ();
|
||||
|
||||
//
|
||||
return Task.FromResult (true);
|
||||
} catch {
|
||||
return Task.FromResult (false);
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Send WebRTC ICE Candidates ...
|
||||
/// </summary>
|
||||
/// <param name="signal"></param>
|
||||
/// <param name="request"></param>
|
||||
/// <returns></returns>
|
||||
public Task<bool> WebRTCICECandidate (
|
||||
XWebRTCSignalDto signal,
|
||||
XWebRTCConnectionDto request
|
||||
) {
|
||||
//
|
||||
if (
|
||||
signal.IsNull () ||
|
||||
signal.Offer.IsNull () ||
|
||||
signal.Answer.IsNull () ||
|
||||
!signal.Cadidates.HasChild () ||
|
||||
!IsValidWebRTCConnection (request)
|
||||
) {
|
||||
return Task.FromResult (false);
|
||||
}
|
||||
|
||||
//
|
||||
var connectionId = GetConnectionId ();
|
||||
var candidatesRecievers = request
|
||||
.GetReceivers ()
|
||||
.Where (r => r.ToNormalString () != connectionId.ToNormalString ())
|
||||
.ToList ()
|
||||
.AsReadOnly ();
|
||||
|
||||
//
|
||||
try {
|
||||
//
|
||||
Clients
|
||||
.Clients (candidatesRecievers)
|
||||
.SendAsync (
|
||||
XWebRTCAction.WebRTCICECandidate.GetStringValue (),
|
||||
signal,
|
||||
request
|
||||
)
|
||||
.RunTask ();
|
||||
|
||||
//
|
||||
return Task.FromResult (true);
|
||||
} catch {
|
||||
return Task.FromResult (false);
|
||||
}
|
||||
}
|
||||
#endregion
|
||||
|
||||
//
|
||||
#region Protected ...
|
||||
/// <summary>
|
||||
/// create first time WebRTC connection by user name ...
|
||||
/// </summary>
|
||||
/// <param name="connectionType"></param>
|
||||
/// <param name="calleeUser"></param>
|
||||
/// <param name="calleeDevice"></param>
|
||||
/// <returns></returns>
|
||||
protected Task<XWebRTCConnectionDto> GetUserWebRTCConnection (
|
||||
XCallType connectionType,
|
||||
string calleeUser,
|
||||
XDeviceDto calleeDevice
|
||||
) {
|
||||
//
|
||||
// Validate Args ...
|
||||
if (
|
||||
calleeDevice.IsNull () ||
|
||||
connectionType == XCallType.None ||
|
||||
calleeUser.IsNullOrEmpty ()
|
||||
) {
|
||||
throw XException.InvalidArgs.ToException ();
|
||||
}
|
||||
|
||||
//
|
||||
var id = Guid.NewGuid ().ToString ();
|
||||
|
||||
//
|
||||
var httpContext = Context.GetHttpContext ();
|
||||
var deviceJson = httpContext.Request.Query["Option"].ToString ();
|
||||
|
||||
//
|
||||
// Retrieve Caller Info ...
|
||||
var callerConnectionId = Context.ConnectionId;
|
||||
var callerUserName = Context?.User?.Identity?.Name;
|
||||
var callerDevice = deviceJson.FromJSON<XDeviceDto> ();
|
||||
|
||||
//
|
||||
// Retrieve Connection ...
|
||||
var calleeConnection = connectionStore
|
||||
.FindOne (c => c.User.ToNormalString () == calleeUser.ToNormalString ())
|
||||
.RunTask ();
|
||||
|
||||
//
|
||||
var result = new XWebRTCConnectionDto {
|
||||
//
|
||||
Id = id,
|
||||
//
|
||||
Payload = null,
|
||||
Type = connectionType,
|
||||
//
|
||||
RequestTime = DateTime.UtcNow,
|
||||
//
|
||||
CallerUser = callerUserName,
|
||||
CallerDevice = callerDevice,
|
||||
CallerConnectionId = callerConnectionId,
|
||||
//
|
||||
Callees = new List<XWebRTCCalleeDto> {
|
||||
new XWebRTCCalleeDto {
|
||||
Device = calleeDevice,
|
||||
User = calleeConnection.User,
|
||||
ConnectionId = calleeConnection.Id,
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
//
|
||||
return Task.FromResult (result);
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// create first time WebRTC connection ...
|
||||
/// </summary>
|
||||
/// <param name="connectionType"></param>
|
||||
/// <param name="calleeConnectionId"></param>
|
||||
/// <param name="calleeDevice"></param>
|
||||
/// <returns></returns>
|
||||
protected Task<XWebRTCConnectionDto> GetWebRTCConnection (
|
||||
XCallType connectionType,
|
||||
string calleeConnectionId,
|
||||
XDeviceDto calleeDevice
|
||||
) {
|
||||
//
|
||||
// Validate Args ...
|
||||
if (
|
||||
calleeDevice.IsNull () ||
|
||||
connectionType == XCallType.None ||
|
||||
calleeConnectionId.IsNullOrEmpty ()
|
||||
) {
|
||||
throw XException.InvalidArgs.ToException ();
|
||||
}
|
||||
|
||||
//
|
||||
var id = Guid.NewGuid ().ToString ();
|
||||
|
||||
//
|
||||
var httpContext = Context.GetHttpContext ();
|
||||
var deviceJson = httpContext.Request.Query["Option"].ToString ();
|
||||
|
||||
//
|
||||
// Retrieve Caller Info ...
|
||||
var callerConnectionId = Context.ConnectionId;
|
||||
var callerUserName = Context?.User?.Identity?.Name;
|
||||
var callerDevice = deviceJson.FromJSON<XDeviceDto> ();
|
||||
|
||||
//
|
||||
// Retrieve Connection ...
|
||||
var calleeConnection = connectionStore
|
||||
.GetByConnectionId (calleeConnectionId)
|
||||
.RunTask ();
|
||||
|
||||
//
|
||||
var result = new XWebRTCConnectionDto {
|
||||
//
|
||||
Id = id,
|
||||
//
|
||||
Payload = null,
|
||||
Type = connectionType,
|
||||
//
|
||||
RequestTime = DateTime.UtcNow,
|
||||
//
|
||||
CallerUser = callerUserName,
|
||||
CallerDevice = callerDevice,
|
||||
CallerConnectionId = callerConnectionId,
|
||||
//
|
||||
Callees = new List<XWebRTCCalleeDto> {
|
||||
new XWebRTCCalleeDto {
|
||||
Device = calleeDevice,
|
||||
User = calleeConnection.User,
|
||||
ConnectionId = calleeConnectionId,
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
//
|
||||
return Task.FromResult (result);
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Check i am caller or not ...
|
||||
/// </summary>
|
||||
/// <param name="request"></param>
|
||||
/// <returns></returns>
|
||||
protected bool AmICaller (XWebRTCConnectionDto request) {
|
||||
//
|
||||
// Validate Args ...
|
||||
if (!request.IsValid () ||
|
||||
!IsValidWebRTCConnection (request)
|
||||
) {
|
||||
throw XException.InvalidArgs.ToException ();
|
||||
}
|
||||
|
||||
//
|
||||
var result = request.IsCaller (GetConnectionId ());
|
||||
return result;
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Check i am callee or not ...
|
||||
/// </summary>
|
||||
/// <param name="request"></param>
|
||||
/// <returns></returns>
|
||||
protected bool AmICallee (XWebRTCConnectionDto request) {
|
||||
//
|
||||
// Validate Args ...
|
||||
if (!request.IsValid () ||
|
||||
!IsValidWebRTCConnection (request)) {
|
||||
throw XException.InvalidArgs.ToException ();
|
||||
}
|
||||
|
||||
//
|
||||
var result = request.IsInCallees (GetConnectionId ());
|
||||
return result;
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// validate a web rtc connection ...
|
||||
/// </summary>
|
||||
/// <param name="request"></param>
|
||||
/// <returns></returns>
|
||||
protected bool IsValidWebRTCConnection (XWebRTCConnectionDto request) {
|
||||
//
|
||||
// Validate Args ...
|
||||
if (
|
||||
request.IsNull () ||
|
||||
!request.IsValid () ||
|
||||
!request.Callees.HasChild () ||
|
||||
request.Type == XCallType.None ||
|
||||
request.CallerConnectionId.IsNullOrEmpty ()
|
||||
) {
|
||||
return false;
|
||||
}
|
||||
|
||||
//
|
||||
return true;
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// check bot Caller and Callee Connections Exists ...
|
||||
/// </summary>
|
||||
/// <param name="request"></param>
|
||||
/// <returns></returns>
|
||||
protected Task<bool> IsWebRTCConnectionsExists (XWebRTCConnectionDto request) {
|
||||
//
|
||||
// Validate Args ...
|
||||
if (!IsValidWebRTCConnection (request)) {
|
||||
return Task.FromResult (false);
|
||||
}
|
||||
|
||||
//
|
||||
var isCallerConnectionExists = connectionStore
|
||||
.IsExistsConnectionId (request.CallerConnectionId)
|
||||
.RunTask ();
|
||||
|
||||
//
|
||||
var isCalleesConnectionExists = !request.Callees.HasChild () ? true :
|
||||
Task.WhenAll (request.Callees.Select (callee => connectionStore
|
||||
.IsExistsConnectionId (callee.ConnectionId)))
|
||||
.ContinueWith (allTasks => {
|
||||
//
|
||||
var allResults = allTasks
|
||||
.RunTask ();
|
||||
|
||||
//
|
||||
return allResults.All (r => r == true);
|
||||
})
|
||||
.RunTask ();
|
||||
|
||||
//
|
||||
if (!isCallerConnectionExists || !isCalleesConnectionExists) {
|
||||
return Task.FromResult (false);
|
||||
}
|
||||
|
||||
//
|
||||
return Task.FromResult (true);
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// Add or Update a WebRTCConnection To/In Store ...
|
||||
/// </summary>
|
||||
/// <param name="request"></param>
|
||||
/// <returns></returns>
|
||||
protected Task<bool> AddOrUpdateWebRTCConnection (XWebRTCConnectionDto request) {
|
||||
//
|
||||
if (!request.IsValid () ||
|
||||
request.Id.IsNullOrEmpty ()
|
||||
) {
|
||||
return Task.FromResult (false);
|
||||
}
|
||||
|
||||
//
|
||||
// Check Exists or not ...
|
||||
var isWebRTCConnectionExists = webRTCConnectionStore
|
||||
.IsExistsByKey (request.Id)
|
||||
.RunTask ();
|
||||
|
||||
//
|
||||
// Act based on existance ...
|
||||
if (!isWebRTCConnectionExists) {
|
||||
return webRTCConnectionStore.Add (request);
|
||||
} else {
|
||||
//
|
||||
var updated = webRTCConnectionStore.Update (request)
|
||||
.RunTask ();
|
||||
var isUpdate = !updated.IsNull ();
|
||||
|
||||
//
|
||||
return Task.FromResult (isUpdate);
|
||||
}
|
||||
}
|
||||
#endregion
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user