using MesETL.App.HostedServices;

namespace MesETL.App.Options;

public enum ColumnType
{
    Blob,
    Text,
    Json,
    UnDefine,
}

public class DataTransformOptions
{
    public bool StrictMode { get; set; } = true;
    public bool EnableFilter { get; set; } = true;
    public bool EnableReplacer { get; set; } = true;
    public bool EnableReBuilder { get; set; } = true;
    
    /// <summary>
    /// yyyyMM
    /// </summary>
    public string CleanDate { get; set; } = "202301";
    
    /// <summary>
    /// Record -> Database name
    /// 对记录进行数据库过滤
    /// </summary>
    public Func<DataRecord, string>? DatabaseFilter { get; set; }
    /// <summary>
    /// Context -> Should output
    /// 配置对数据过滤的条件
    /// </summary>
    public Func<DataTransformContext, Task<bool>>? RecordFilter { get; set; }//数据过滤方法
    /// <summary>
    /// Context -> New record
    /// 对当前记录进行修改或完整替换
    /// </summary>
    public Func<DataTransformContext, Task<DataRecord>>? RecordModify { get; set; }//数据替换
    /// <summary>
    /// Context -> New rebuild records
    /// 使用当前记录对某些数据进行重建
    /// </summary>
    public Func<DataTransformContext, IList<DataRecord>?>? RecordReBuild { get; set; }//新增数据
    /// <summary>
    /// Context -> void
    /// 对数据的某些字段进行缓存
    /// </summary>
    public Func<DataTransformContext, Task>? RecordCache { get; set; }//数据缓存
}