using Hotline.FlowEngine.Workflows;
using Hotline.Share.Enums.FlowEngine;
using SqlSugar;
using XF.Domain.Exceptions;
using XF.Domain.Repository;

namespace Hotline.FlowEngine.Definitions;

public class Definition : CreationEntity
{
    /// <summary>
    /// 模板名称
    /// </summary>
    public string Name { get; set; }

    /// <summary>
    /// 模板编码
    /// </summary>
    public string Code { get; set; }

    /// <summary>
    /// 草稿版本号 == 0
    /// </summary>
    public int Version { get; set; }

    public string Description { get; set; }

    [SugarColumn(ColumnDataType = "varchar(4000)", IsJson = true)]
    public List<StepDefine> Steps { get; set; } = new();

    [SugarColumn(ColumnDataType = "varchar(4000)", IsNullable = true)]
    public string? ExternalData { get; set; }

    public EDefinitionStatus Status { get; set; }

    [SugarColumn(IsNullable = true)]
    public string? ModuleId { get; set; }

    /// <summary>
    /// 业务模块名称
    /// </summary>
    [SugarColumn(IsNullable = true)]
    public string? ModuleName { get; set; }

    [SugarColumn(IsNullable = true)]
    public string? ModuleCode { get; set; }

    #region Method

    public StepDefine FindStartStep() =>
        Steps.First(d => d.StepType is EStepType.Start);

    public List<StepDefine> FindSteps(List<NextStepDefine> steps) =>
        Steps.Where(d => steps.Select(x => x.Code).Contains(d.Code)).ToList();

    public List<StepDefine> FindSteps(List<NextStep> steps) =>
        Steps.Where(d => steps.Select(x => x.Code).Contains(d.Code)).ToList();

    public StepDefine? FindStep(string code)
    {
        if (!Steps.Any())
            throw new UserFriendlyException($"流程未配置节点，DefineCode: {Code}", "流程配置错误");
        return Steps.FirstOrDefault(d => d.Code == code);
    }

    #endregion
}