81 lines
2.9 KiB
Swift
81 lines
2.9 KiB
Swift
import Foundation
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import Observation
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import TermindDomain
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/// Editable metadata for an existing hardware key; validation and persistence remain injected.
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@MainActor
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@Observable
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public final class SecurityKeyEditorModel {
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public var label = ""
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public var colorTag = TagColor.none
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public var verification: SecurityKeyCredential.UserVerification = .preferred
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public private(set) var reference = ""
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public private(set) var error: String?
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public private(set) var isSaving = false
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public var canSave: Bool { originalCredential != nil && !isSaving }
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public private(set) var existing: SSHKeyRef
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public var isDirty: Bool {
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label != existing.label || colorTag != existing.colorTag
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|| verification != (originalCredential?.userVerification ?? .preferred)
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}
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private var originalCredential: SecurityKeyCredential?
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private let exportReference: (SecurityKeyCredential) throws -> String
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private let validate: (SecurityKeyCredential) throws -> Void
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private let persist: (SSHKeyRef) throws -> Void
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public init(
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existing: SSHKeyRef,
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exportReference: @escaping (SecurityKeyCredential) throws -> String,
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validate: @escaping (SecurityKeyCredential) throws -> Void,
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persist: @escaping (SSHKeyRef) throws -> Void
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) {
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self.existing = existing
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self.exportReference = exportReference
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self.validate = validate
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self.persist = persist
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}
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public func load() {
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label = existing.label
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colorTag = existing.colorTag
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do {
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guard let credential = existing.securityKey else { throw TermindSSHError.missingCredential }
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originalCredential = credential
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verification = credential.userVerification
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reference = try exportReference(credential)
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} catch { self.error = error.localizedDescription }
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}
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/// Throws so native editor containers can retain the draft and present save failures.
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public func saveChanges() async throws {
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guard !isSaving else { throw CancellationError() }
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isSaving = true
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defer { isSaving = false }
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guard var credential = originalCredential else { throw TermindSSHError.missingCredential }
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credential.userVerification = verification
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try validate(credential)
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try Task.checkCancellation()
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var key = existing
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key.label = label.trimmingCharacters(in: .whitespacesAndNewlines)
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key.colorTag = colorTag
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key.securityKey = credential
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try persist(key)
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existing = key
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originalCredential = credential
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label = key.label
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}
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public func save() async -> Bool {
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error = nil
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do {
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try await saveChanges()
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return true
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} catch is CancellationError {
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} catch {
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self.error = error.localizedDescription
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}
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return false
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}
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}
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