HuanMengAdmin/admin-server/MiaoYu.Api.Admin/ApplicationServices/Apps/MiaoYuChat/TImageConfigService.cs

using HZY.Framework.Repository.EntityFramework.Extensions;

using IdGen;

using MiaoYu.Api.Admin.Models.Dtos.Apps.Cos;
using MiaoYu.Core.Cos.Models;
using MiaoYu.Core.Cos.Services;
using MiaoYu.Repository.ChatAI.Admin.Entities;

using NPOI.SS.Formula.Functions;
using NPOI.Util;
namespace MiaoYu.Api.Admin.ApplicationServices.Apps;

/// <summary>
/// 图片表 服务 TImageConfigService
/// </summary>
public class TImageConfigService : ApplicationService<IRepository<T_Image_Config>>
{
    private ICodeCosService codeCosService;
    public TImageConfigService(IRepository<T_Image_Config> defaultRepository,
        ICodeCosService codeCosService)
        : base(defaultRepository)
    {
        this.codeCosService = codeCosService;
    }

    /// <summary>
    /// 获取列表数据
    /// </summary>
    /// <param name="pagingSearchInput"></param>
    /// <returns></returns>
    public async Task<PagingView> FindListAsync(PagingSearchInput<T_Image_Config> pagingSearchInput)
    {
        if (pagingSearchInput == null)
        {
            pagingSearchInput = new PagingSearchInput<T_Image_Config>();
        }
        var query = this._defaultRepository.Select
                    .WhereIf(pagingSearchInput != null && !string.IsNullOrWhiteSpace(pagingSearchInput.Search?.Name), w => w.Name.Contains(pagingSearchInput.Search.Name ?? ""))
                      .WhereIf(pagingSearchInput.Search?.TenantId != null,
                      w => w.TenantId == pagingSearchInput.Search.TenantId)
                     .WhereIf(pagingSearchInput != null && pagingSearchInput.Search?.ImageType > -1, w => w.ImageType == pagingSearchInput.Search.ImageType)
                .OrderByDescending(w => w.Id)
                .Select(w => new
                {
                    w.Id,
                    w.ImageId,
                    w.Name,
                    w.Url,
                    w.OssPath,
                    w.Bucket,
                    w.Region,
                    w.UpdateAt,
                    w.TenantId,
                    w.ImageType
                    //w.LastModificationTime,
                    //w.CreationTime
                })
            ;

        var result = await _defaultRepository.AsPagingViewAsync(query, pagingSearchInput);

        // 覆盖值
        //result
        //    .FormatValue(query, w => w.CreationTime, (oldValue) => oldValue.ToString("yyyy-MM-dd"))
        //    .FormatValue(query, w => w.LastModificationTime, (oldValue) => oldValue?.ToString("yyyy-MM-dd"))
        //    ;

        // 设置列
        result.GetColumn(query, w => w.Url).SetColumn(width: "");
        //result.GetColumn(query, w => w.OperatorName!).SetColumn<SysUser>(w => w.name!);

        return result;
    }

    /// <summary>
    /// 根据id数组删除
    /// </summary>
    /// <param name="ids">ids</param>
    /// <returns></returns>
    public async Task DeleteListAsync(List<int> ids)
    {
        await this._defaultRepository.DeleteByIdsAsync(ids);
    }

    /// <summary>
    /// 查询表单数据
    /// </summary>
    /// <param name="id">id</param>
    /// <returns></returns>
    public async Task<Dictionary<string, object>> FindFormAsync(int id)
    {
        var res = new Dictionary<string, object>();
        var form = await this._defaultRepository.FindByIdAsync(id);
        form = form.NullSafe();

        res[nameof(id)] = id;
        res[nameof(form)] = form;
        return res;
    }

    /// <summary>
    /// 保存数据
    /// </summary>
    /// <param name="form">form</param>
    /// <returns></returns>
    public async Task<T_Image_Config> SaveFormAsync(T_Image_Config form, bool isUpdate)
    {
        form.UpdateAt = DateTime.Now;
        if (form.CreateAt == DateTime.MinValue)
        {
            form.CreateAt = DateTime.Now;
        }

        //var isUpdate = false;
        //if (form.Id != 0)
        //{
        //    var _tempform = this._defaultRepository.FindById(form.Id);
        //    if (_tempform != null)
        //    {
        //        form.CreateAt = _tempform.CreateAt;
        //        isUpdate = true;
        //    }
        //}
        var x = await this._defaultRepository.InsertOrUpdateAsync(form);
        if (x.ImageId == 0 && !isUpdate)
        {
            x.ImageId = x.Id;
        }
        await this._defaultRepository.InsertOrUpdateAsync(x);
        return x;
    }

    /// <summary>
    /// 导出Excel
    /// </summary>
    /// <param name="pagingSearchInput"></param>
    /// <returns></returns>
    public async Task<byte[]> ExportExcelAsync(PagingSearchInput<T_Image_Config> pagingSearchInput)
    {
        pagingSearchInput.Page = -1;
        var tableViewModel = await this.FindListAsync(pagingSearchInput);
        return ExcelUtil.ExportExcelByPagingView(tableViewModel, null, "Id");
    }

    /// <summary>
    /// 获取签名
    /// </summary>
    /// <returns></returns>
    public string GetCosSign()
    {
        var (sign, ex) = codeCosService.GenerateSignURL(new MiaoYu.Core.Cos.Models.CosGenerateSign());
        return sign;
    }

    /// <summary>
    /// 获取临时签名
    /// </summary>
    /// <returns></returns>
    public GenerateTemporaryModel GetGenerateTemporaryKey(string fileName = "", string modelName = "")
    {
        var t = new CosGenerateSign()
        {
            Prefixes = "miaoyu"
        };
        if (string.IsNullOrEmpty(modelName))
        {
            modelName = $"images";
        }
        var tempFile = fileName;
        if (!string.IsNullOrEmpty(tempFile))
        {
            var ext = Path.GetExtension(tempFile);
            if (!string.IsNullOrEmpty(ext))
            {
                Random random = new Random();

                tempFile = $"{DateTime.Now.ToUnixTimeSeconds()}{ext}";
            }
        }
        var model = codeCosService.GenerateTemporaryKey(t);
        //
        GenerateTemporaryModel generateTemporaryModel = model.CopyObject<CodeCosGenerateTemporaryKeyEntity, GenerateTemporaryModel>() ?? new GenerateTemporaryModel();
        generateTemporaryModel.Bucket = t.Bucket + "-" + t.AppId;
        generateTemporaryModel.Region = t.Region;
        generateTemporaryModel.Prefixes = t.Prefixes;
        generateTemporaryModel.FilePath = $"{t.Prefixes}/{modelName}/{DateTime.Now.ToString("yyyMMdd")}/{tempFile}";
        generateTemporaryModel.DomainName = "https://cos.shhuanmeng.com/";
        return generateTemporaryModel;

    }


    /// <summary>
    /// 获取图片url
    /// </summary>
    /// <param name="imageId"></param>
    /// <returns></returns>
    public async Task<string> GetImageUrl(int imageId)
    {
        var form = await this._defaultRepository.GetAsync(it => it.ImageId == imageId);
        return form?.Url ?? "";
    }


    /// <summary>
    /// 获取图片列表
    /// </summary>
    /// <param name="name"></param>
    /// <returns></returns>
    public async Task<dynamic> GetImageList(string name)
    {
        var list = await this._defaultRepository.Select
                    .WhereIf(name!=null&&!string.IsNullOrEmpty(name.Trim()), w => w.Name.Contains(name))
                .OrderByDescending(w => w.Id).Take(20)
                .Select(w => new
                {
                    w.ImageId,
                    w.Name,
                    w.Url,
                }).ToListAsync()
            ;
        return list;
    }


}