using Admin.NET.Core.Service;
using Admin.NET.Application.Const;
using Admin.NET.Application.Entity;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc.ViewFeatures;
using System.Text.RegularExpressions;
namespace Admin.NET.Application;
/// <summary>
/// 单位服务
/// </summary>
[ApiDescriptionSettings(ApplicationConst.GroupName, Order = 100)]
public class SysUnitService : IDynamicApiController, ITransient
{
    private readonly SqlSugarRepository<SysUnit> _rep;
    public SysUnitService(SqlSugarRepository<SysUnit> rep)
    {
        _rep = rep;
    }

    /// <summary>
    /// 分页查询单位
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    [HttpPost]
    [ApiDescriptionSettings(Name = "Page")]
    public async Task<SqlSugarPagedList<SysUnitOutput>> Page(SysUnitInput input)
    {
        var query = _rep.AsQueryable().Where(a => !a.IsDelete)
            .WhereIF(!string.IsNullOrWhiteSpace(input.SearchKey), u =>
                u.CreateOrgName.Contains(input.SearchKey.Trim())
                || u.Name.Contains(input.SearchKey.Trim())
                || u.CodeNum.Contains(input.SearchKey.Trim())
                || u.Code.Contains(input.SearchKey.Trim())
                || u.ExternalNumber.Contains(input.SearchKey.Trim())
            )
            .WhereIF(!string.IsNullOrWhiteSpace(input.CreateOrgName), u => u.CreateOrgName.Contains(input.CreateOrgName.Trim()))
            .WhereIF(!string.IsNullOrWhiteSpace(input.Name), u => u.Name.Contains(input.Name.Trim()))
            .WhereIF(!string.IsNullOrWhiteSpace(input.CodeNum), u => u.CodeNum.Contains(input.CodeNum.Trim()))
            .WhereIF(!string.IsNullOrWhiteSpace(input.Code), u => u.Code.Contains(input.Code.Trim()))
            .WhereIF(!string.IsNullOrWhiteSpace(input.ExternalNumber), u => u.ExternalNumber.Contains(input.ExternalNumber.Trim()))
            .WhereIF(input.GroupUnitId>0, u => u.GroupUnitId == input.GroupUnitId)
            .Select<SysUnitOutput>();
        return await query.OrderBuilder(input).ToPagedListAsync(input.Page, input.PageSize);
    }

    /// <summary>
    /// 增加单位
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    [HttpPost]
    [ApiDescriptionSettings(Name = "Add")]
    public async Task<long> Add(AddSysUnitInput input)
    {
        var entity = input.Adapt<SysUnit>();
        await _rep.InsertAsync(entity);
        return entity.Id;
    }

    /// <summary>
    /// 删除单位
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    [HttpPost]
    [ApiDescriptionSettings(Name = "Delete")]
    public async Task Delete(DeleteSysUnitInput input)
    {
        var entity = await _rep.GetFirstAsync(u => u.Id == input.Id) ?? throw Oops.Oh(ErrorCodeEnum.D1002);
        await _rep.FakeDeleteAsync(entity);   //假删除
        //await _rep.DeleteAsync(entity);   //真删除
    }

    /// <summary>
    /// 更新单位
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    [HttpPost]
    [ApiDescriptionSettings(Name = "Update")]
    public async Task Update(UpdateSysUnitInput input)
    {
        var entity = input.Adapt<SysUnit>();
        await _rep.AsUpdateable(entity).IgnoreColumns(ignoreAllNullColumns: true).ExecuteCommandAsync();
    }

    /// <summary>
    /// 获取单位
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    [HttpGet]
    [ApiDescriptionSettings(Name = "Detail")]
    public async Task<SysUnit> Detail([FromQuery] QueryByIdSysUnitInput input)
    {
        return await _rep.GetFirstAsync(u => u.Id == input.Id);
    }

    /// <summary>
    /// 获取单位列表
    /// </summary>
    /// <returns></returns>
    [HttpGet]
    [ApiDescriptionSettings(Name = "List")]
    public async Task<List<SysUnitOutput>> List()
    {
        return await _rep.AsQueryable().Select<SysUnitOutput>().ToListAsync();
    }

    /// <summary>
    /// 获取单位列表
    /// </summary>
    /// <param name="unitGroupId"></param>
    /// <returns></returns>
    [HttpGet]
    [ApiDescriptionSettings(Name = "ListByGroupId")]
    public async Task<List<SysUnitOutput>> ListByGroupId(long? unitGroupId)
    {
        return await _rep.AsQueryable().WhereIF(unitGroupId > 0, u => u.GroupUnitId == unitGroupId && !u.IsDelete).OrderBy(a => a.Rate).Select<SysUnitOutput>().ToListAsync();
    }
    public static string GetUnitScale(List<SysUnitOutput> units)
    {
        string result = string.Empty;
        if (units.Count < 1)
        {
            return string.Empty;
        }
        if (units.Count < 2)
        {
            return $"1{units.FirstOrDefault().Name}";
        }
        units = units.OrderBy(a => a.Rate).ToList();
        units.Reverse();
        var first = units.FirstOrDefault();
        var second = units[1];
        result += $"1{first.Name}:{first.ChildUnitCount}{second.Name}";
        for (int i = 1; i < units.Count - 1; i++)
        {
            var current = units[i];
            var next = units[i + 1];
            result += $":{current.ChildUnitCount}{next.Name}";
        }
        return result;
    }
    public static string GetUnitScale(List<SysUnitOutput> units,string currentUnit)
    {
        string result = string.Empty;
        if (units.Count < 1)
        {
            return string.Empty;
        }
        if (units.Count < 2)
        {
            return $"1{units.FirstOrDefault().Name}";
        }
        units = units.OrderBy(a => a.Rate).ToList();
        bool isStart = false;
        for (int i = 0; i < units.Count - 1; i++)
        {
            var current = units[i];
            var next = units[i + 1];
            if (isStart)
            {
                result += $":{current.ChildUnitCount}{next.Name}";
            }
            if (current.Name == currentUnit)
            {
                result += $"1{current.Name}:{current.ChildUnitCount}{next.Name}";
                isStart = true;
            }
        }
        return result;
    }

    /// <summary>
    /// 校验基本单位是否唯一
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    [HttpPost]
    [ApiDescriptionSettings(Name = "checkBaseUnit")]
    public async Task<SysUnit> CheckBaseUnit(AddSysUnitInput input)
    {
       var result = await _rep.AsQueryable()
            .Where(a => !a.IsDelete && a.IsBaseUnit==true)
            .WhereIF(input.GroupUnitId > 0, u => u.GroupUnitId == input.GroupUnitId)
            .FirstAsync();

        return result;
    }

    /// <summary>
    /// 生成编码
    /// </summary>
    /// <param name="input"></param>
    /// <returns></returns>
    [HttpGet]
    [ApiDescriptionSettings(Name = "createCodeNum")]
    public async Task<string> CreateCodeNum()
    {
        string dt = DateTime.Now.ToString("yyyyMMdd");
        var unit = await _rep.AsQueryable()
             .Where(a => !a.IsDelete)
             .Where(a => a.CodeNum.Contains(dt))
             .OrderByDescending(t => t.CodeNum)
             .FirstAsync();
        if (unit != null)
        {
            Match match = Regex.Match(unit.CodeNum, @"\d+");
            if (match.Success)
            {
                string numberStr = match.Value; // 获取匹配到的数字字符串
                int number = int.Parse(numberStr); // 将数字字符串转换为整数
                number++; // 对数字进行加1操作

                // 将结果转换回字符串，并保持与原数字相同的长度
                string paddedNumber = number.ToString().PadLeft(match.Value.Length, '0');
                return paddedNumber;
            }
            else
            {
                return dt + "001";
            }
        }
        else
        {
            return dt + "001";
        }
    }
}