//
//  Conversation.swift
//  oAI
//
//  Model for saved conversations
//
// SPDX-License-Identifier: AGPL-3.0-or-later
// Copyright (C) 2026 Rune Olsen
//
// This file is part of oAI.
//
// oAI is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// oAI is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
// or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General
// Public License for more details.
//
// You should have received a copy of the GNU Affero General Public
// License along with oAI. If not, see <https://www.gnu.org/licenses/>.


import Foundation

struct Conversation: Identifiable, Codable {
    let id: UUID
    var name: String
    var messages: [Message]
    let createdAt: Date
    var updatedAt: Date
    var primaryModel: String? // Primary model used in this conversation

    init(
        id: UUID = UUID(),
        name: String,
        messages: [Message] = [],
        createdAt: Date = Date(),
        updatedAt: Date = Date(),
        primaryModel: String? = nil
    ) {
        self.id = id
        self.name = name
        self.messages = messages
        self.createdAt = createdAt
        self.updatedAt = updatedAt
        self.primaryModel = primaryModel
    }
    
    var messageCount: Int {
        messages.count
    }
    
    var lastMessageDate: Date {
        messages.last?.timestamp ?? updatedAt
    }
}
