Implement MeetingViewModel

Linphone/UI/Main/Meetings/ViewModel/MeetingViewModel.swift

@@ -18,7 +18,186 @@
  */
 
 import Foundation
+import linphonesw
+
+// TODO: à merger avec le ParticipantModel de la branche de Benoit
+class ParticipantModel: ObservableObject {
+	
+	static let TAG = "[Participant Model]"
+	
+	let address: Address
+	@Published var sipUri: String
+	@Published var name: String
+	@Published var avatarModel: ContactAvatarModel
+	
+	init(address: Address) {
+		self.address = address
+		
+		self.sipUri = address.asStringUriOnly()
+		
+		let addressFriend = ContactsManager.shared.getFriendWithAddress(address: self.address)
+		
+		var nameTmp = ""
+		
+		if addressFriend != nil {
+			nameTmp = addressFriend!.name!
+		} else {
+			nameTmp = address.displayName != nil
+			? address.displayName!
+			: address.username!
+		}
+		
+		self.name = nameTmp
+		
+		self.avatarModel = addressFriend != nil
+		? ContactsManager.shared.avatarListModel.first(where: {
+			$0.friend!.name == addressFriend!.name
+			&& $0.friend!.address!.asStringUriOnly() == address.asStringUriOnly()
+		}) ?? ContactAvatarModel(friend: nil, name: nameTmp, withPresence: false)
+		: ContactAvatarModel(friend: nil, name: nameTmp, withPresence: false)
+	}
+}
 
 class MeetingViewModel: ObservableObject {
+	static let TAG = "[Meeting ViewModel]"
 	
+	private var coreContext = CoreContext.shared
+	
+	@Published var showBackbutton: Bool = false
+	@Published var isBroadcast: Bool = false
+	@Published var isEditable: Bool = false
+	@Published var subject: String = ""
+	@Published var sipUri: String = ""
+	@Published var description: String?
+	@Published var timezone: String = ""
+	@Published var startDate: Date?
+	@Published var endDate: Date?
+	@Published var dateTime: String = ""
+	
+	@Published var speakers: [ParticipantModel] = []
+	@Published var participants: [ParticipantModel] = []
+	@Published var conferenceInfoFoundEvent: Bool = false
+	
+	var conferenceInfo: ConferenceInfo?
+	
+	init() {
+		
+	}
+	
+	func findConferenceInfo(uri: String) {
+		coreContext.doOnCoreQueue { core in
+			var confInfoFound = false
+			if let address = try? Factory.Instance.createAddress(addr: uri) {
+				let foundConfInfo = core.findConferenceInformationFromUri(uri: address)
+				if foundConfInfo != nil {
+					Log.info("\(MeetingViewModel.TAG) Conference info with SIP URI \(uri) was found")
+					self.conferenceInfo = foundConfInfo
+					self.configureConferenceInfo(core: core)
+					confInfoFound = true
+				} else {
+					Log.error("\(MeetingViewModel.TAG) Conference info with SIP URI \(uri) couldn't be found!")
+					confInfoFound = false
+				}
+			} else {
+				Log.error("\(MeetingViewModel.TAG) Failed to parse SIP URI \(uri) as Address!")
+				confInfoFound = false
+			}
+			DispatchQueue.main.sync {
+				self.conferenceInfoFoundEvent = confInfoFound
+			}
+		}
+	}
+	
+	private func configureConferenceInfo(core: Core) {
+		if let confInfo = self.conferenceInfo {
+			
+			/*
+			 timezone.postValue(
+			 AppUtils.getFormattedString(
+			 R.string.meeting_schedule_timezone_title,
+			 TimeZone.getDefault().displayName
+			 )
+			 .replaceFirstChar { if (it.isLowerCase()) it.titlecase(Locale.getDefault()) else it.toString() }
+			 )
+			 */
+			
+			var isEditable = false
+			
+			if let organizerAddress = confInfo.organizer {
+				let localAccount = core.accountList.first(where: {
+					if let address = $0.params?.identityAddress {
+						return organizerAddress.weakEqual(address2: address)
+					} else {
+						return false
+					}
+				})
+				
+				isEditable = localAccount != nil
+			} else {
+				Log.error("\(MeetingViewModel.TAG) No organizer SIP URI found for: \(confInfo.uri?.asStringUriOnly() ?? "(empty)")")
+			}
+			
+			let startDate = Date(timeIntervalSince1970: TimeInterval(confInfo.dateTime))
+			let endDate = Calendar.current.date(byAdding: .minute, value: Int(confInfo.duration), to: startDate)!
+			
+			let formatter = DateFormatter()
+			formatter.dateFormat = Locale.current.identifier == "fr_FR" ? "HH:mm" : "h:mm a"
+			let startTime = formatter.string(from: startDate)
+			let endTime = formatter.string(from: endDate)
+			let dateTime = "\(startTime) - \(endTime)"
+			
+			DispatchQueue.main.sync {
+				self.subject = confInfo.subject ?? ""
+				self.sipUri = confInfo.uri?.asStringUriOnly() ?? ""
+				self.description = confInfo.description
+				self.startDate = startDate
+				self.endDate = endDate
+				self.dateTime = dateTime
+				self.isEditable = isEditable
+			}
+			
+			self.computeParticipantsList(core: core, confInfo: confInfo)
+		}
+	}
+	
+	private func computeParticipantsList(core: Core, confInfo: ConferenceInfo) {
+		var speakersList: [ParticipantModel] = []
+		var participantsList: [ParticipantModel] = []
+		var allSpeaker = true
+		let organizer = confInfo.organizer
+		var organizerFound = false
+		for pInfo in confInfo.participantInfos {
+			if let participantAddress = pInfo.address {
+				let isOrganizer = organizer != nil && organizer!.weakEqual(address2: participantAddress)
+				
+				Log.info("\(MeetingViewModel.TAG) Conference \(confInfo.subject)[${conferenceInfo.subject}] \(isOrganizer ? "organizer: " : "participant: ") \(participantAddress.asStringUriOnly()) is a \(pInfo.role)")
+				if isOrganizer {
+					organizerFound = true
+				}
+				
+				if pInfo.role == Participant.Role.Listener {
+					allSpeaker = false
+					participantsList.append(ParticipantModel(address: participantAddress))
+				} else {
+					speakersList.append(ParticipantModel(address: participantAddress))
+				}
+			}
+		}
+		
+		if allSpeaker {
+			Log.info("$TAG All participants have Speaker role, considering it is a meeting")
+			participantsList = speakersList
+		}
+		
+		if !organizerFound, let organizerAddress = organizer {
+			Log.info("$TAG Organizer not found in participants list, adding it to participants list")
+			participantsList.append(ParticipantModel(address: organizerAddress))
+		}
+		
+		DispatchQueue.main.sync {
+			self.isBroadcast = !allSpeaker
+			speakers = speakersList
+			participants = participantsList
+		}
+	}
 }