// Models/LocalFacility.swift
// --------------------------
// SwiftData model for locally cached facilities.
// Populated by SyncManager.pullReferenceData() and never written by the inspector.

import Foundation
import SwiftData

@Model
final class LocalFacility {
    /// The server's primary key — used to match server records to local ones
    @Attribute(.unique) var serverId: Int
    var name: String
    var address: String
    var contactPerson: String
    var projectId: Int
    var projectName: String
    var isActive: Bool
    var lastSyncedAt: Date

    /// Areas are stored as a separate model, linked by facilityServerId
    @Relationship(deleteRule: .cascade) var areas: [LocalArea]

    init(from api: APIFacility) {
        self.serverId      = api.id
        self.name          = api.name
        self.address       = api.address
        self.contactPerson = api.contactPerson
        self.projectId     = api.projectId ?? 0
        self.projectName   = api.projectName ?? "No Contract"
        self.isActive      = api.isActive
        self.lastSyncedAt  = Date()
        self.areas         = []
    }

    func update(from api: APIFacility) {
        self.name          = api.name
        self.address       = api.address
        self.contactPerson = api.contactPerson
        self.projectId     = api.projectId ?? 0
        self.projectName   = api.projectName ?? "No Contract"
        self.isActive      = api.isActive
        self.lastSyncedAt  = Date()
    }
}