using System.Threading;
using System.Threading.Tasks;

namespace RudderSdk.Core;

/// <summary>Session of a scenario quest node.</summary>
public sealed class QuestSession
{
    internal QuestSession(ScenarioNodeContext context) => Context = context;

    /// <summary>Underlying node context.</summary>
    public ScenarioNodeContext Context { get; }

    /// <summary>Node id.</summary>
    public string Id => Context.NodeId;

    /// <summary>Reads a typed value from the node data.</summary>
    public T Get<T>(string key, T defaultValue = default!) => Context.Get(key, defaultValue);

    /// <summary>Adds progress to one of the node's counters.</summary>
    public Task AddProgressAsync(string counterKey, long amount, CancellationToken cancellationToken = default) => Context.AddProgressAsync(counterKey, amount, cancellationToken);

    /// <summary>Adds progress to one of the node's counters (fire-and-forget).</summary>
    public void AddProgress(string counterKey, long amount) => _ = AddProgressAsync(counterKey, amount);

    /// <summary>Advances the run through the onComplete handle.</summary>
    public Task CompleteAsync(CancellationToken cancellationToken = default) => Context.CompleteAsync("onComplete", cancellationToken);

    /// <summary>Advances the run through the onComplete handle (fire-and-forget).</summary>
    public void Complete() => Context.Complete("onComplete");

    /// <summary>Advances the run through the onFail handle.</summary>
    public Task FailAsync(CancellationToken cancellationToken = default) => Context.CompleteAsync("onFail", cancellationToken);

    /// <summary>Advances the run through the onFail handle (fire-and-forget).</summary>
    public void Fail() => Context.Complete("onFail");
}