using AspClassic.Scripting.Runtime;
using AspClassic.Scripting.Utils;

namespace AspClassic.Scripting;

public abstract class ScriptCode
{
	private readonly SourceUnit _sourceUnit;

	public LanguageContext LanguageContext => _sourceUnit.LanguageContext;

	public SourceUnit SourceUnit => _sourceUnit;

	protected ScriptCode(SourceUnit sourceUnit)
	{
		ContractUtils.RequiresNotNull(sourceUnit, "sourceUnit");
		_sourceUnit = sourceUnit;
	}

	public virtual Scope CreateScope()
	{
		return new Scope();
	}

	public virtual object Run()
	{
		return Run(CreateScope());
	}

	public abstract object Run(Scope scope);

	public override string ToString()
	{
		return $"ScriptCode '{SourceUnit.Path}' from {LanguageContext.GetType().Name}";
	}
}