import Foundation

struct FahipaySession: Codable {
    let authId: String
    let sessionCookie: String
}

struct FahipayLoginStep {
    let twoFactorRequired: Bool
    let authId: String?
}

struct FahipayContactGroup: Codable, Identifiable {
    let id: String
    let name: String
    let contacts: [BankContact]
}

enum FahipayError: LocalizedError {
    case networkError(String)
    case loginFailed(String)
    case otpFailed(String)
    case sessionExpired
    case invalidResponse

    var errorDescription: String? {
        switch self {
        case .networkError(let msg): return "Network error: \(msg)"
        case .loginFailed(let msg): return "Login failed: \(msg)"
        case .otpFailed(let msg): return "OTP verification failed: \(msg)"
        case .sessionExpired: return "Session expired."
        case .invalidResponse: return "Unexpected server response."
        }
    }
}