using System.Text.Json.Serialization;

namespace ChangeT50.Agent;

public sealed record AgentOptions(
    Uri BaseUrl,
    string ProviderCode,
    string DeviceId,
    string Secret,
    string Mode,
    string JournalPath,
    string? DllPath,
    string? WebServiceUrl,
    int TerminalId,
    int UploadMessageBufferBytes);

public sealed class ApiEnvelope<T>
{
    public int Code { get; init; }
    public string Message { get; init; } = string.Empty;
    public T? Data { get; init; }
    public string TraceId { get; init; } = string.Empty;
}

public sealed class TaskListData
{
    public List<AgentTask> Tasks { get; init; } = [];
}

public sealed class AgentTask
{
    public long TaskId { get; init; }
    public string ClientOrderNo { get; init; } = string.Empty;
    public string TaskType { get; init; } = string.Empty;
    public long AmountCents { get; init; }
    public string WalletCode { get; init; } = string.Empty;
    public string PersonExternalNo { get; init; } = string.Empty;
    public string Status { get; init; } = string.Empty;
    public string LeaseUntil { get; init; } = string.Empty;
    public string ProviderTradeNo { get; init; } = string.Empty;
    public int RetryCount { get; init; }
    public string RecoveryAction { get; init; } = string.Empty;
    public Dictionary<string, object?> Payload { get; init; } = [];
}

public sealed class AcceptanceData
{
    public bool Idempotent { get; init; }
    public string ClientOrderNo { get; init; } = string.Empty;
    public string LeaseToken { get; init; } = string.Empty;
    public string LeaseUntil { get; init; } = string.Empty;
    public AgentTask Task { get; init; } = new();
}

public sealed class PersonData
{
    public bool Found { get; init; }
    public string ExternalNo { get; init; } = string.Empty;
    public string StaffUuid { get; init; } = string.Empty;
    public string Name { get; init; } = string.Empty;
    public string DepartmentCode { get; init; } = string.Empty;
    public string Status { get; init; } = string.Empty;
    public string AccountType { get; init; } = string.Empty;
    public string OneCardAccountNo { get; init; } = string.Empty;
    public string CardNoMasked { get; init; } = string.Empty;
    public string UpdatedAt { get; init; } = string.Empty;
}

public sealed class ConsumeExecution
{
    public string ClientOrderNo { get; init; } = string.Empty;
    public long AmountCents { get; init; }
    public string Result { get; init; } = "unknown";
    public string ResultCode { get; init; } = string.Empty;
    public string Message { get; init; } = string.Empty;
    public string CardNoHash { get; init; } = string.Empty;
    public string CardNoMasked { get; init; } = string.Empty;
    public long OpCountAfter { get; init; }
    public string PsamTradeNo { get; init; } = string.Empty;
    public string Tac { get; init; } = string.Empty;
    public DateTimeOffset OccurredAt { get; init; } = DateTimeOffset.Now;

    // Persisted only in the Agent's local journal so an already-debited card can
    // be uploaded after restart without touching the physical card again.
    [JsonIgnore(Condition = JsonIgnoreCondition.WhenWritingNull)]
    public NativeUploadPayload? NativeUpload { get; init; }
}

public sealed class NativeUploadPayload
{
    public int TerminalId { get; init; }
    public int WalletNumber { get; init; }
    public DateTime TradeTime { get; init; }
    public long PsamId { get; init; }
    public int PsamTradeNumber { get; init; }
    public int Tac { get; init; }
    public NativeCardSnapshot Before { get; init; } = new();
    public NativeCardSnapshot After { get; init; } = new();
}

public sealed class NativeCardSnapshot
{
    public int CardClass { get; init; }
    public int CustomerId { get; init; }
    public int CardNumber { get; init; }
    public int CardSerialNumber { get; init; }
    public int TotalAmountCents { get; init; }
    public int MainWalletBalanceCents { get; init; }
    public int MainWalletOperationCount { get; init; }
    public int SubsidyWalletBalanceCents { get; init; }
    public int SubsidyWalletOperationCount { get; init; }
    public string CardAsnBase64 { get; init; } = string.Empty;
}

public sealed class UploadExecution
{
    public string Result { get; init; } = "unknown";
    public string ResultCode { get; init; } = string.Empty;
    public string Message { get; init; } = string.Empty;
    public string ProviderTradeNo { get; init; } = string.Empty;
    public int RetryCount { get; init; }
    public long? BalanceBeforeCents { get; init; }
    public long? BalanceAfterCents { get; init; }
}

public sealed class HealthSnapshot
{
    public string Status { get; init; } = "online";
    public string AgentVersion { get; init; } = "1.0.0";
    public string DllVersion { get; init; } = string.Empty;
    public string ReaderStatus { get; init; } = "unknown";
    public string PsamStatus { get; init; } = "unknown";
    public int PendingUploadCount { get; init; }
}

public sealed class JournalEntry
{
    public string ClientOrderNo { get; init; } = string.Empty;
    public string LeaseToken { get; set; } = string.Empty;
    public string State { get; set; } = "accepted";
    public ConsumeExecution? Consume { get; set; }
    public UploadExecution? Upload { get; set; }
    public DateTimeOffset UpdatedAt { get; set; } = DateTimeOffset.Now;
}