using Mapster;
using MapsterMapper;
using System.Collections.Generic;

namespace EntrustSettle.Model
{
    /// <summary>
    /// 通用分页信息类
    /// </summary>
    public class PageModel<T>
    {
        /// <summary>
        /// 返回数据
        /// </summary>
        public List<T> data { get; set; }
        /// <summary>
        /// 数据总数
        /// </summary>
        public int dataCount { get; set; }
        /// <summary>
        /// 当前页标
        /// </summary>
        public int pageIndex { get; set; } = 1;
        /// <summary>
        /// 总页数
        /// </summary>
        public int pageCount => (int)System.Math.Ceiling((decimal)dataCount / pageSize);
        /// <summary>
        /// 每页大小
        /// </summary>
        public int pageSize { set; get; } = 20;

        public PageModel() { }

        public PageModel(int page, int dataCount, int pageSize, List<T> data)
        {
            this.pageIndex = page;
            this.dataCount = dataCount;
            this.pageSize = pageSize;
            this.data = data;
        }

        public PageModel<TOut> ConvertTo<TOut>(bool isAdapt)
        {
            var model = new PageModel<TOut>(pageIndex, dataCount, pageSize, default);

            if (isAdapt)
            {
                model.data = data.Adapt<List<TOut>>();
            }

            return model;
        }

        public PageModel<TOut> ConvertTo<TOut>(TypeAdapterConfig adapterConfig)
        {
            var model = new PageModel<TOut>(pageIndex, dataCount, pageSize, default);

            var mapper = new Mapper(adapterConfig);
            model.data = mapper.Map<List<TOut>>(data);

            return model;
        }
    }

}