another.im-ios/Monal/Classes/MemberList.swift

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2024-11-18 14:53:52 +00:00
//
// MemberList.swift
// Monal
//
// Created by Jan on 28.05.22.
// Copyright © 2022 Monal.im. All rights reserved.
//
import OrderedCollections
struct ActionSheetPrompt {
var title: Text = Text("")
var message: Text = Text("")
var closure: ()->Void = { }
}
struct MemberList: View {
private let account: xmpp
@State private var ownAffiliation: String
@StateObject var muc: ObservableKVOWrapper<MLContact>
@State private var memberList: OrderedSet<ObservableKVOWrapper<MLContact>>
@State private var affiliations: Dictionary<ObservableKVOWrapper<MLContact>, String>
@State private var online: Dictionary<ObservableKVOWrapper<MLContact>, Bool>
@State private var nicknames: Dictionary<ObservableKVOWrapper<MLContact>, String>
@State private var navigationActive: ObservableKVOWrapper<MLContact>?
@State private var showAlert = false
@State private var alertPrompt = AlertPrompt(dismissLabel: Text("Close"))
@State private var showActionSheet = false
@State private var actionSheetPrompt = ActionSheetPrompt()
@StateObject private var overlay = LoadingOverlayState()
init(mucContact: ObservableKVOWrapper<MLContact>) {
account = mucContact.obj.account! as xmpp
_muc = StateObject(wrappedValue:mucContact)
_ownAffiliation = State(wrappedValue:kMucAffiliationNone)
_memberList = State(wrappedValue:OrderedSet<ObservableKVOWrapper<MLContact>>())
_affiliations = State(wrappedValue:[:])
_online = State(wrappedValue:[:])
_nicknames = State(wrappedValue:[:])
}
func updateMemberlist() {
memberList = getContactList(viewContact:self.muc)
ownAffiliation = DataLayer.sharedInstance().getOwnAffiliation(inGroupOrChannel:self.muc.obj) ?? kMucAffiliationNone
affiliations.removeAll(keepingCapacity:true)
online.removeAll(keepingCapacity:true)
nicknames.removeAll(keepingCapacity:true)
for memberInfo in Array(DataLayer.sharedInstance().getMembersAndParticipants(ofMuc:self.muc.contactJid, forAccountID:account.accountID)) {
DDLogVerbose("Got member/participant entry: \(String(describing:memberInfo))")
guard let jid = memberInfo["participant_jid"] as? String ?? memberInfo["member_jid"] as? String else {
continue
}
let contact = ObservableKVOWrapper(MLContact.createContact(fromJid:jid, andAccountID:account.accountID))
nicknames[contact] = memberInfo["room_nick"] as? String
if !memberList.contains(contact) {
continue
}
affiliations[contact] = memberInfo["affiliation"] as? String ?? kMucAffiliationNone
if let num = memberInfo["online"] as? NSNumber {
online[contact] = num.boolValue
} else {
online[contact] = false
}
}
//this is needed to improve sorting speed
var contactNames: [ObservableKVOWrapper<MLContact>:String] = [:]
for contact in memberList {
contactNames[contact] = contact.obj.contactDisplayName(withFallback:nicknames[contact], andSelfnotesPrefix:false)
}
//sort our member list
memberList.sort {
(
(online[$0]! ? 0 : 1),
mucAffiliationToInt(affiliations[$0]),
(contactNames[$0]!.lowercased()),
($0.contactJid as String)
) < (
(online[$1]! ? 0 : 1),
mucAffiliationToInt(affiliations[$1]),
(contactNames[$1]!.lowercased()),
($1.contactJid as String)
)
}
}
func promisifyAction(action: @escaping ()->Void) -> Promise<monal_void_block_t?> {
return promisifyMucAction(account:self.account, mucJid:self.muc.contactJid, action:action)
}
func showAlert(title: Text, description: Text) {
self.alertPrompt.title = title
self.alertPrompt.message = description
self.showAlert = true
}
func showActionSheet(title: Text, description: Text, closure: @escaping ()->Void) {
self.actionSheetPrompt.title = title
self.actionSheetPrompt.message = description
self.actionSheetPrompt.closure = closure
self.showActionSheet = true
}
func ownUserHasAffiliationToRemove(contact: ObservableKVOWrapper<MLContact>) -> Bool {
//we don't want to set affiliation=none in channels using deletion swipe (this does not delete the user)
if self.muc.mucType == kMucTypeChannel {
return false
}
if contact.contactJid == account.connectionProperties.identity.jid {
return false
}
if let contactAffiliation = affiliations[contact] {
if ownAffiliation == kMucAffiliationOwner {
return true
} else if ownAffiliation == kMucAffiliationAdmin && (contactAffiliation != kMucAffiliationOwner && contactAffiliation != kMucAffiliationAdmin) {
return true
}
}
return false
}
func actionsAllowed(for contact:ObservableKVOWrapper<MLContact>) -> [String] {
if let contactAffiliation = affiliations[contact], let contactOnline = online[contact] {
var reinviteEntry: [String] = []
if !contactOnline {
reinviteEntry = [kMucActionReinvite]
}
if self.muc.mucType == kMucTypeGroup {
if ownAffiliation == kMucAffiliationOwner {
return [/*kMucActionShowProfile*/] + reinviteEntry + [kMucAffiliationOwner, kMucAffiliationAdmin, kMucAffiliationMember, kMucAffiliationOutcast]
} else { //only admin left, because other affiliations don't call actionsAllowed at all
if [kMucAffiliationMember, kMucAffiliationOutcast].contains(contactAffiliation) {
return [/*kMucActionShowProfile*/] + reinviteEntry + [kMucAffiliationMember, kMucAffiliationOutcast]
} else {
//if this contact is a co-admin or owner, we aren't allowed to do much to their affiliation
//return contact affiliation because that should be displayed as selected in picker
return [/*kMucActionShowProfile*/] + reinviteEntry + [contactAffiliation]
}
}
} else {
if ownAffiliation == kMucAffiliationOwner {
return [/*kMucActionShowProfile*/] + reinviteEntry + [kMucAffiliationOwner, kMucAffiliationAdmin, kMucAffiliationMember, kMucAffiliationNone, kMucAffiliationOutcast]
} else { //only admin left, because other affiliations don't call actionsAllowed at all
if [kMucAffiliationMember, kMucAffiliationNone, kMucAffiliationOutcast].contains(contactAffiliation) {
return [/*kMucActionShowProfile*/] + reinviteEntry + [kMucAffiliationMember, kMucAffiliationNone, kMucAffiliationOutcast]
} else {
//if this contact is a co-admin or owner, we aren't allowed to do much to their affiliation
//return contact affiliation because that should be displayed as selected in picker
return [/*kMucActionShowProfile*/] + reinviteEntry + [contactAffiliation]
}
}
}
}
//fallback (should hopefully never be needed)
DDLogWarn("Fallback for group/channel \(String(describing:self.muc.contactJid as String)): affiliation=\(String(describing:affiliations[contact])), online=\(String(describing:online[contact]))")
if self.muc.mucType == kMucTypeGroup {
return [/*kMucActionShowProfile,*/ kMucActionReinvite]
} else {
return [/*kMucActionShowProfile,*/ kMucActionReinvite, kMucAffiliationNone]
}
}
@ViewBuilder
func makePickerView(contact: ObservableKVOWrapper<MLContact>) -> some View {
Picker(selection: Binding<String>(
get: { affiliations[contact] ?? kMucAffiliationNone },
set: { newAffiliation in
if newAffiliation == affiliations[contact] {
return
}
if newAffiliation == kMucActionShowProfile {
DDLogVerbose("Activating navigation to \(String(describing:contact))")
navigationActive = contact
} else if newAffiliation == kMucActionReinvite {
//first remove potential ban, then reinvite
var outcastResolution: Promise<monal_void_block_t?> = Promise.value(nil)
if affiliations[contact] == kMucAffiliationOutcast {
outcastResolution = showPromisingLoadingOverlay(self.overlay, headlineView: Text("Unblocking user"), descriptionView: Text("Unblocking user for this group/channel: \(contact.contactJid as String)")) {
promisifyAction {
account.mucProcessor.setAffiliation(self.muc.mucType == kMucTypeGroup ? kMucAffiliationMember : kMucAffiliationNone, ofUser:contact.contactJid, inMuc:self.muc.contactJid)
}
}
}
outcastResolution.then { _ in
showPromisingLoadingOverlay(self.overlay, headlineView: Text("Inviting user"), descriptionView: Text("Inviting user to this group/channel: \(contact.contactJid as String)")) {
promisifyAction {
account.mucProcessor.inviteUser(contact.contactJid, inMuc: self.muc.contactJid)
}
}.catch { error in
showAlert(title:Text("Error inviting user!"), description:Text("\(String(describing:error))"))
}
return Guarantee.value(())
}.catch { error in
showAlert(title:Text("Error unblocking user!"), description:Text("\(String(describing:error))"))
}
} else if newAffiliation == kMucAffiliationOutcast {
showActionSheet(title: Text("Block user?"), description: Text("Do you want to block this user from entering this group/channel?")) {
DDLogVerbose("Changing affiliation of \(String(describing:contact)) to: \(String(describing:newAffiliation))...")
showPromisingLoadingOverlay(self.overlay, headlineView: Text("Blocking member"), descriptionView: Text("Blocking \(contact.contactJid as String)")) {
promisifyAction {
account.mucProcessor.setAffiliation(newAffiliation, ofUser:contact.contactJid, inMuc:self.muc.contactJid)
}
}.catch { error in
showAlert(title:Text("Error blocking user!"), description:Text("\(String(describing:error))"))
}
}
} else {
DDLogVerbose("Changing affiliation of \(String(describing:contact)) to: \(String(describing:newAffiliation))...")
showPromisingLoadingOverlay(self.overlay, headlineView: Text("Changing affiliation"), descriptionView: Text("Changing affiliation to \(mucAffiliationToString(affiliations[contact])): \(contact.contactJid as String)")) {
promisifyAction {
account.mucProcessor.setAffiliation(newAffiliation, ofUser:contact.contactJid, inMuc:self.muc.contactJid)
}
}.catch { error in
showAlert(title:Text("Error changing affiliation!"), description:Text("\(String(describing:error))"))
}
}
}
), label: EmptyView()) {
ForEach(actionsAllowed(for:contact), id:\.self) { affiliation in
Text(mucAffiliationToString(affiliation)).tag(affiliation)
}
}.collapsedPickerStyle(accessibilityLabel: Text("Change affiliation"))
}
var body: some View {
List {
Section(header: Text("\(self.muc.contactDisplayName as String) (affiliation: \(mucAffiliationToString(ownAffiliation)))")) {
if ownAffiliation == kMucAffiliationOwner || ownAffiliation == kMucAffiliationAdmin {
NavigationLink(destination: LazyClosureView(ContactPicker(account, initializeFrom: memberList, allowRemoval: false) { newMemberList in
for member in newMemberList {
if !memberList.contains(member) {
if self.muc.mucType == kMucTypeGroup {
showPromisingLoadingOverlay(self.overlay, headlineView: Text("Adding new member"), descriptionView: Text("Adding \(member.contactJid as String)...")) {
promisifyAction {
account.mucProcessor.setAffiliation(kMucAffiliationMember, ofUser:member.contactJid, inMuc:self.muc.contactJid)
}
}.done { _ in
showPromisingLoadingOverlay(self.overlay, headlineView: Text("Inviting new member"), descriptionView: Text("Adding \(member.contactJid as String)...")) {
promisifyAction {
account.mucProcessor.inviteUser(member.contactJid, inMuc: self.muc.contactJid)
}
}.catch { error in
showAlert(title:Text("Error inviting new member!"), description:Text("\(String(describing:error))"))
}
}.catch { error in
showAlert(title:Text("Error adding new member!"), description:Text("\(String(describing:error))"))
}
} else {
showPromisingLoadingOverlay(self.overlay, headlineView: Text("Inviting new participant"), descriptionView: Text("Adding \(member.contactJid as String)...")) {
promisifyAction {
account.mucProcessor.inviteUser(member.contactJid, inMuc: self.muc.contactJid)
}
}.catch { error in
showAlert(title:Text("Error inviting new participant!"), description:Text("\(String(describing:error))"))
}
}
}
}
})) {
if self.muc.mucType == kMucTypeGroup {
Text("Add members to group")
} else {
Text("Invite participants to channel")
}
}
}
ForEach(memberList, id:\.self) { contact in
var isDeletable: Bool {
ownUserHasAffiliationToRemove(contact: contact)
}
if !contact.isSelfChat {
HStack {
HStack {
ContactEntry(contact:contact, fallback:nicknames[contact]) {
Text("Affiliation: \(mucAffiliationToString(affiliations[contact]))\(!(online[contact] ?? false) ? Text(" (offline)") : Text(""))")
//.foregroundColor(Color(UIColor.secondaryLabel))
.font(.footnote)
}
Spacer()
}
.accessibilityLabel(Text("Open Profile of \(contact.contactDisplayName as String)"))
//invisible navigation link that can be triggered programmatically
.background(
NavigationLink(destination: LazyClosureView(ContactDetails(delegate:nil, contact:contact)), tag:contact, selection:$navigationActive) { EmptyView() }
.opacity(0)
)
if ownAffiliation == kMucAffiliationOwner || ownAffiliation == kMucAffiliationAdmin {
makePickerView(contact:contact)
.fixedSize()
.offset(x:8, y:0)
}
}
.applyClosure { view in
if !(online[contact] ?? false) {
view.opacity(0.5)
} else {
view
}
}
.swipeActions(allowsFullSwipe: false) {
Button("Delete") {
showActionSheet(title: Text("Remove \(mucAffiliationToString(affiliations[contact]))?"), description: self.muc.mucType == kMucTypeGroup ? Text("Do you want to remove that user from this group? That user won't be able to enter it again until added back to the group.") : Text("Do you want to remove that user from this channel? That user will be able to enter it again if you don't block them.")) {
showPromisingLoadingOverlay(self.overlay, headlineView: Text("Removing \(mucAffiliationToString(affiliations[contact]))"), descriptionView: Text("Removing \(contact.contactJid as String)...")) {
promisifyAction {
account.mucProcessor.setAffiliation(kMucAffiliationNone, ofUser: contact.contactJid, inMuc: self.muc.contactJid)
}
}.catch { error in
showAlert(title:Text("Error removing user!"), description:Text("\(String(describing:error))"))
}
}
}
.tint(.red)
.disabled(!isDeletable)
}
}
}
}
}
.animation(.default, value: memberList)
.actionSheet(isPresented: $showActionSheet) {
ActionSheet(
title: actionSheetPrompt.title,
message: actionSheetPrompt.message,
buttons: [
.cancel(),
.destructive(
Text("Yes"),
action: actionSheetPrompt.closure
)
]
)
}
.alert(isPresented: $showAlert, content: {
Alert(title: alertPrompt.title, message: alertPrompt.message, dismissButton: .default(alertPrompt.dismissLabel))
})
.addLoadingOverlay(overlay)
.navigationBarTitle(Text("Group Members"), displayMode: .inline)
.onAppear {
updateMemberlist()
}
.onReceive(NotificationCenter.default.publisher(for: NSNotification.Name("kMonalMucParticipantsAndMembersUpdated")).receive(on: RunLoop.main)) { notification in
if let xmppAccount = notification.object as? xmpp, let contact = notification.userInfo?["contact"] as? MLContact {
DDLogVerbose("Got muc participants/members update from account \(xmppAccount)...")
//only trigger update if we are either in a group type muc or have admin/owner priviledges
//all other cases will close this view anyways, it makes no sense to update everything directly before hiding thsi view
if contact == self.muc && (contact.mucType == kMucTypeGroup || [kMucAffiliationOwner, kMucAffiliationAdmin].contains(DataLayer.sharedInstance().getOwnAffiliation(inGroupOrChannel:self.muc.obj) ?? kMucAffiliationNone)) {
updateMemberlist()
}
}
}
}
}
extension UIPickerView {
override open func didMoveToSuperview() {
super.didMoveToSuperview()
self.setContentCompressionResistancePriority(.defaultLow, for: .horizontal)
}
}
struct MemberList_Previews: PreviewProvider {
static var previews: some View {
MemberList(mucContact:ObservableKVOWrapper<MLContact>(MLContact.makeDummyContact(2)));
}
}