320 lines
11 KiB
Swift
320 lines
11 KiB
Swift
import Foundation
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struct ChatMessage: Codable, Identifiable, Hashable, Sendable {
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enum Direction: String, Codable, Sendable {
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case incoming
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case outgoing
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}
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enum Delivery: String, Codable, Sendable {
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case sending
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case sent
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case delivered
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case failed
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}
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enum Security: String, Codable, Sendable {
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case omemo
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case plaintext
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case decryptionFailed
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}
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enum Kind: String, Codable, Sendable {
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case text
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case attachment
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case photo
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case video
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case audio
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case voice
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case videoNote
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case location
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case system
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var isMedia: Bool {
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switch self {
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case .attachment, .photo, .video, .audio, .voice, .videoNote:
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return true
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case .text, .location, .system:
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return false
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}
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}
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}
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let id: String
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var conversationID: String
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var senderJID: String
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var body: String
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var timestamp: Date
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var direction: Direction
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var delivery: Delivery
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var security: Security
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var kind: Kind
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var remoteAttachmentURL: String?
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var localFilename: String?
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var mimeType: String?
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var duration: TimeInterval?
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var byteCount: Int?
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var encryptionFingerprint: String?
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var editedAt: Date?
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var replyToID: String?
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var replyToJID: String?
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var replyPreview: String?
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var forwardedFrom: String?
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var retractedAt: Date?
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var stanzaID: String?
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var senderDisplayName: String?
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var isGroupMessage: Bool
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var callHistory: CallHistoryMetadata?
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var reactions: [MessageReaction]
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init(
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id: String = UUID().uuidString,
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conversationID: String,
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senderJID: String,
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body: String,
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timestamp: Date = Date(),
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direction: Direction,
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delivery: Delivery,
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security: Security,
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kind: Kind = .text,
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remoteAttachmentURL: String? = nil,
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localFilename: String? = nil,
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mimeType: String? = nil,
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duration: TimeInterval? = nil,
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byteCount: Int? = nil,
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encryptionFingerprint: String? = nil,
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editedAt: Date? = nil,
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replyToID: String? = nil,
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replyToJID: String? = nil,
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replyPreview: String? = nil,
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forwardedFrom: String? = nil,
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retractedAt: Date? = nil,
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stanzaID: String? = nil,
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senderDisplayName: String? = nil,
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isGroupMessage: Bool = false,
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callHistory: CallHistoryMetadata? = nil,
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reactions: [MessageReaction] = []
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) {
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self.id = id
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self.conversationID = conversationID.lowercased()
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self.senderJID = Self.normalizedSenderJID(senderJID)
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self.body = body
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self.timestamp = timestamp
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self.direction = direction
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self.delivery = delivery
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self.security = security
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self.kind = kind
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self.remoteAttachmentURL = remoteAttachmentURL
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self.localFilename = localFilename
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self.mimeType = mimeType
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self.duration = duration
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self.byteCount = byteCount
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self.encryptionFingerprint = encryptionFingerprint
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self.editedAt = editedAt
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self.replyToID = replyToID
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self.replyToJID = replyToJID.map(Self.normalizedSenderJID)
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self.replyPreview = replyPreview
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self.forwardedFrom = forwardedFrom
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self.retractedAt = retractedAt
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self.stanzaID = stanzaID
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self.senderDisplayName = senderDisplayName
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self.isGroupMessage = isGroupMessage
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self.callHistory = callHistory
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self.reactions = reactions
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}
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private enum CodingKeys: String, CodingKey {
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case id
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case conversationID
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case senderJID
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case body
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case timestamp
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case direction
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case delivery
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case security
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case kind
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case remoteAttachmentURL
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case localFilename
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case mimeType
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case duration
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case byteCount
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case encryptionFingerprint
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case editedAt
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case replyToID
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case replyToJID
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case replyPreview
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case forwardedFrom
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case retractedAt
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case stanzaID
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case senderDisplayName
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case isGroupMessage
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case callHistory
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case reactions
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}
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init(from decoder: Decoder) throws {
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let values = try decoder.container(keyedBy: CodingKeys.self)
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id = try values.decode(String.self, forKey: .id)
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conversationID = try values.decode(String.self, forKey: .conversationID).lowercased()
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senderJID = Self.normalizedSenderJID(try values.decode(String.self, forKey: .senderJID))
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body = try values.decode(String.self, forKey: .body)
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timestamp = try values.decode(Date.self, forKey: .timestamp)
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direction = try values.decode(Direction.self, forKey: .direction)
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delivery = try values.decode(Delivery.self, forKey: .delivery)
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security = try values.decode(Security.self, forKey: .security)
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kind = try values.decode(Kind.self, forKey: .kind)
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remoteAttachmentURL = try values.decodeIfPresent(String.self, forKey: .remoteAttachmentURL)
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localFilename = try values.decodeIfPresent(String.self, forKey: .localFilename)
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mimeType = try values.decodeIfPresent(String.self, forKey: .mimeType)
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duration = try values.decodeIfPresent(TimeInterval.self, forKey: .duration)
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byteCount = try values.decodeIfPresent(Int.self, forKey: .byteCount)
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encryptionFingerprint = try values.decodeIfPresent(String.self, forKey: .encryptionFingerprint)
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editedAt = try values.decodeIfPresent(Date.self, forKey: .editedAt)
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replyToID = try values.decodeIfPresent(String.self, forKey: .replyToID)
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replyToJID = try values.decodeIfPresent(String.self, forKey: .replyToJID).map(Self.normalizedSenderJID)
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replyPreview = try values.decodeIfPresent(String.self, forKey: .replyPreview)
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forwardedFrom = try values.decodeIfPresent(String.self, forKey: .forwardedFrom)
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retractedAt = try values.decodeIfPresent(Date.self, forKey: .retractedAt)
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stanzaID = try values.decodeIfPresent(String.self, forKey: .stanzaID)
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senderDisplayName = try values.decodeIfPresent(String.self, forKey: .senderDisplayName)
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isGroupMessage = try values.decodeIfPresent(Bool.self, forKey: .isGroupMessage) ?? false
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callHistory = try values.decodeIfPresent(CallHistoryMetadata.self, forKey: .callHistory)
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reactions = try values.decodeIfPresent([MessageReaction].self, forKey: .reactions) ?? []
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}
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var canBeEdited: Bool {
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!isRetracted
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&& !isGroupMessage
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&& direction == .outgoing
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&& kind == .text
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&& (delivery == .sent || delivery == .delivered)
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}
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var isRetracted: Bool {
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retractedAt != nil
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}
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var canBeRepliedTo: Bool {
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!isRetracted
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&& kind != .system
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&& (!isGroupMessage || stanzaID != nil)
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}
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var canBeForwarded: Bool {
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!isRetracted && kind != .system
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}
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var canBeRetracted: Bool {
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direction == .outgoing
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&& !isGroupMessage
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&& !isRetracted
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&& kind != .system
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&& (delivery == .sent || delivery == .delivered)
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}
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var replyIdentifier: String? {
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isGroupMessage ? stanzaID : id
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}
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var quotePreview: String {
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if isRetracted { return "Сообщение удалено" }
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let value = kind == .text ? body : previewText
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let normalized = value
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.replacingOccurrences(of: "\n", with: " ")
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.trimmingCharacters(in: .whitespacesAndNewlines)
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guard normalized.count > 140 else { return normalized }
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return String(normalized.prefix(137)) + "…"
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}
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var previewText: String {
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if isRetracted { return "🚫 Сообщение удалено" }
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if let callHistory {
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let icon = callHistory.isVideo ? "🎥" : "📞"
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return "\(icon) \(callTitle)"
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}
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switch kind {
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case .attachment:
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return "📎 \(localFilename ?? "Вложение")"
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case .photo:
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return "📷 Фото"
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case .video:
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return "🎬 Видео"
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case .audio:
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return "🎵 \(localFilename ?? "Аудио")"
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case .voice:
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return "🎙 Голосовое сообщение"
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case .videoNote:
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return "⭕️ Видеосообщение"
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case .location:
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return "📍 Геопозиция"
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case .text, .system:
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return body
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}
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}
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var callTitle: String {
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guard let callHistory else { return body }
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let media = callHistory.isVideo ? "видеозвонок" : "аудиозвонок"
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switch callHistory.outcome {
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case .completed:
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return direction == .incoming ? "Входящий \(media)" : "Исходящий \(media)"
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case .declined:
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return "Отклонённый \(media)"
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case .missed:
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return "Пропущенный \(media)"
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case .cancelled:
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return "Отменённый \(media)"
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case .unanswered:
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return "Нет ответа"
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case .failed:
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return "Неудачный \(media)"
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case .answeredElsewhere:
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return "Звонок принят на другом устройстве"
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}
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}
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var callSubtitle: String? {
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guard let callHistory else { return nil }
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switch callHistory.outcome {
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case .completed:
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guard let duration else { return "Звонок завершён" }
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return "Длительность \(Self.formattedCallDuration(duration))"
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case .declined:
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return direction == .incoming
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? "Вы отклонили звонок"
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: "Собеседник отклонил звонок"
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case .missed:
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return "Вы не ответили"
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case .cancelled:
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return direction == .outgoing
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? "Вы отменили вызов"
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: "Собеседник отменил вызов"
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case .unanswered:
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return "Собеседник не ответил"
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case .failed:
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return "Соединение не установлено"
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case .answeredElsewhere:
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return "Ответ с другого устройства"
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}
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}
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private static func formattedCallDuration(_ value: TimeInterval) -> String {
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let seconds = max(0, Int(value.rounded()))
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if seconds >= 3_600 {
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return String(
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format: "%d:%02d:%02d",
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seconds / 3_600,
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(seconds % 3_600) / 60,
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seconds % 60
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)
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}
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return String(format: "%d:%02d", seconds / 60, seconds % 60)
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}
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private static func normalizedSenderJID(_ value: String) -> String {
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guard let slash = value.firstIndex(of: "/") else { return value.lowercased() }
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let bare = value[..<slash].lowercased()
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return bare + String(value[slash...])
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}
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}
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