using System.Collections.Generic;

namespace Matrix42.Extensions.Scaffolder.Core.Project;

public class ProjectDefinition
{
	/// <summary>
	/// E.g. "Services", "BizLogic", etc.
	/// If empty, project name will be equal to ExtensionNamespace.
	/// </summary>
	public string Prefix { get; set; } = string.Empty;

	public RuntimeTargets Runtimes { get; set; }

	/// <summary>
	/// Combination of functionality flags: WebApi, Engine, Behavior, Connector, Custom.
	/// </summary>
	public ProjectFunctionality Functionality { get; set; } = ProjectFunctionality.None;

	public string Display => $"Prefix: {Prefix} - Runtimes: {Runtimes} - Functionality: {Functionality}";

	public string GetProjectName(string extensionNamespace)
	{
		var pfx = Prefix?.Trim();
		return string.IsNullOrWhiteSpace(pfx)
				? extensionNamespace
				: $"{extensionNamespace}.{pfx}";
	}

	public string GetNamespace(string extensionNamespace) => GetProjectName(extensionNamespace);

	public bool DoesSupportAllRuntimes() => Runtimes.HasFlag(RuntimeTargets.All);

	public string GetRuntimeIdentifiers()
	{
		if (DoesSupportAllRuntimes())
		{
			return "netstandard2.0";
		}

		var list = new List<string>();
		if (Runtimes.HasFlag(RuntimeTargets.Win) || Runtimes.HasFlag(RuntimeTargets.WinCore))
		{
			list.Add("win-x64");
		}

		if (Runtimes.HasFlag(RuntimeTargets.LinuxCore))
		{
			list.Add("linux-x64");
		}

		return string.Join(";", list);
	}
}