core, ui: invite member of one group to another group (#7682)

* rfc: invite member of one group to another group

* update

* update

* implement

* version

* update

* do not show error if contact was removed when joining group

---------

Co-authored-by: Evgeny @ SimpleX Chat <259188159+evgeny-simplex@users.noreply.github.com>

packages/simplex-chat-client/types/typescript/src/commands.ts

@@ -266,6 +266,23 @@ export namespace APIAddMember {
   }
 }
 
+// Add member of another group to group. Requires bot to have Admin role in the group, and direct messages allowed for its role in another group.
+// Network usage: interactive.
+export interface APIAddMemberViaGroup {
+  groupId: number // int64
+  viaGroupId: number // int64
+  groupMemberId: number // int64
+  memberRole: T.GroupMemberRole
+}
+
+export namespace APIAddMemberViaGroup {
+  export type Response = CR.SentGroupInvitationViaGroup | CR.ChatCmdError
+
+  export function cmdString(self: APIAddMemberViaGroup): string {
+    return '/_add #' + self.groupId + ' #' + self.viaGroupId + ' ' + self.groupMemberId + ' ' + self.memberRole
+  }
+}
+
 // Join group.
 // Network usage: interactive.
 export interface APIJoinGroup {

packages/simplex-chat-client/types/typescript/src/events.ts

@@ -17,6 +17,7 @@ export type ChatEvent =
   | CEvt.GroupChatItemsDeleted
   | CEvt.ChatItemsStatusesUpdated
   | CEvt.ReceivedGroupInvitation
+  | CEvt.ReceivedGroupInvitationViaGroup
   | CEvt.UserJoinedGroup
   | CEvt.GroupUpdated
   | CEvt.JoinedGroupMember
@@ -73,6 +74,7 @@ export namespace CEvt {
     | "groupChatItemsDeleted"
     | "chatItemsStatusesUpdated"
     | "receivedGroupInvitation"
+    | "receivedGroupInvitationViaGroup"
     | "userJoinedGroup"
     | "groupUpdated"
     | "joinedGroupMember"
@@ -210,6 +212,16 @@ export namespace CEvt {
     memberRole: T.GroupMemberRole
   }
 
+  export interface ReceivedGroupInvitationViaGroup extends Interface {
+    type: "receivedGroupInvitationViaGroup"
+    user: T.User
+    groupInfo: T.GroupInfo
+    viaGroupInfo: T.GroupInfo
+    viaMember: T.GroupMember
+    fromMemberRole: T.GroupMemberRole
+    memberRole: T.GroupMemberRole
+  }
+
   export interface UserJoinedGroup extends Interface {
     type: "userJoinedGroup"
     user: T.User

packages/simplex-chat-client/types/typescript/src/responses.ts

@@ -51,6 +51,7 @@ export type ChatResponse =
   | CR.RemoteCtrlConnecting
   | CR.SentConfirmation
   | CR.SentGroupInvitation
+  | CR.SentGroupInvitationViaGroup
   | CR.SentInvitation
   | CR.SentInvitationToContact
   | CR.ServiceReplyAccepted
@@ -117,6 +118,7 @@ export namespace CR {
     | "remoteCtrlConnecting"
     | "sentConfirmation"
     | "sentGroupInvitation"
+    | "sentGroupInvitationViaGroup"
     | "sentInvitation"
     | "sentInvitationToContact"
     | "serviceReplyAccepted"
@@ -445,6 +447,15 @@ export namespace CR {
     member: T.GroupMember
   }
 
+  export interface SentGroupInvitationViaGroup extends Interface {
+    type: "sentGroupInvitationViaGroup"
+    user: T.User
+    groupInfo: T.GroupInfo
+    member: T.GroupMember
+    viaGroupInfo: T.GroupInfo
+    viaMember: T.GroupMember
+  }
+
   export interface SentInvitation extends Interface {
     type: "sentInvitation"
     user: T.User

packages/simplex-chat-client/typescript/src/client.ts

@@ -261,6 +261,12 @@ export class ChatClient {
     throw new ChatCommandError("error adding member", r)
   }
 
+  async apiAddMemberViaGroup(groupId: number, viaGroupId: number, groupMemberId: number, memberRole: T.GroupMemberRole): Promise<T.GroupMember> {
+    const r = await this.sendChatCmd(CC.APIAddMemberViaGroup.cmdString({groupId, viaGroupId, groupMemberId, memberRole}))
+    if (r.type === "sentGroupInvitationViaGroup") return r.member
+    throw new ChatCommandError("error adding member", r)
+  }
+
   async apiJoinGroup(groupId: number): Promise<T.GroupInfo> {
     const r = await this.sendChatCmd(CC.APIJoinGroup.cmdString({groupId}))
     if (r.type === "userAcceptedGroupSent") return r.groupInfo