package chats.data.local.database

import androidx.room.Entity
import androidx.room.Index
import androidx.room.PrimaryKey

/**
 * Entity для хранения чатов в локальной БД Room
 */
@Entity(
    tableName = "chats",
    indices = [
        Index(value = ["remoteId"], unique = true)
    ]
)
data class ChatEntity(
    @PrimaryKey(autoGenerate = false)
    val localId: String,
    
    val remoteId: String?, // ID с сервера

    val type: String, // PRIVATE, GROUP, CHANNEL
    
    val name: String,
    
    val avatar: String? = null,

    val unreadCount: Int = 0,
    
    val lastMessageId: String? = null,

    val lastMessageText: String? = null,

    val lastMessageTimestamp: Long? = null,

    val lastMessageJson: String? = null,

    val updatedAtMillis: Long = System.currentTimeMillis()
)