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import Combine
import Foundation
@MainActor
final class TokenViewModel: ObservableObject {
@Published private(set) var tokens: [APIToken] = []
@Published private(set) var isLoading = false
@Published private(set) var isSaving = false
@Published var listErrorMessage: String?
@Published var mutationErrorMessage: String?
func reset() {
tokens = []
isLoading = false
isSaving = false
listErrorMessage = nil
mutationErrorMessage = nil
}
func loadTokens(client: NjallaClient) async {
guard !isLoading else { return }
isLoading = true
defer {
isLoading = false
}
do {
tokens = try await client.listTokens().sorted {
tokenLabel(for: $0).localizedCaseInsensitiveCompare(tokenLabel(for: $1)) == .orderedAscending
}
listErrorMessage = nil
} catch is CancellationError {
return
} catch {
if (error as? URLError)?.code == .cancelled {
return
}
listErrorMessage = error.userFacingMessage
}
}
func addToken(request: TokenCreateRequest, client: NjallaClient) async -> Bool {
guard !isSaving else { return false }
isSaving = true
mutationErrorMessage = nil
do {
try await client.addToken(request: request)
isSaving = false
Task {
await loadTokens(client: client)
}
return true
} catch is CancellationError {
isSaving = false
return false
} catch {
if (error as? URLError)?.code == .cancelled {
isSaving = false
return false
}
isSaving = false
mutationErrorMessage = error.userFacingMessage
return false
}
}
func removeToken(_ token: APIToken, client: NjallaClient) async -> Bool {
guard !isSaving else { return false }
isSaving = true
mutationErrorMessage = nil
do {
try await client.removeToken(key: token.key)
tokens.removeAll { $0.key == token.key }
isSaving = false
Task {
await loadTokens(client: client)
}
return true
} catch is CancellationError {
isSaving = false
return false
} catch {
if (error as? URLError)?.code == .cancelled {
isSaving = false
return false
}
isSaving = false
mutationErrorMessage = error.userFacingMessage
return false
}
}
func dismissMutationError() {
mutationErrorMessage = nil
}
func tokenLabel(for token: APIToken) -> String {
let trimmedComment = token.comment?.trimmingCharacters(in: .whitespacesAndNewlines) ?? ""
if !trimmedComment.isEmpty {
return trimmedComment
}
return String(token.key.prefix(8))
}
private func sortedTokens(_ tokens: [APIToken]) -> [APIToken] {
tokens.sorted {
tokenLabel(for: $0).localizedCaseInsensitiveCompare(tokenLabel(for: $1)) == .orderedAscending
}
}
}
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