335 lines
13 KiB
C#
335 lines
13 KiB
C#
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using Microsoft.Extensions.Logging;
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using QYZH.InteractiveMagazine.Infrastructure.OSS;
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using QYZH.InteractiveMagazine.IService;
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using QYZH.InteractiveMagazine.Models.Common;
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using QYZH.InteractiveMagazine.Models.Dto;
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using QYZH.InteractiveMagazine.Models.Dto.Material;
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using QYZH.InteractiveMagazine.Models.Enum;
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using QYZH.InteractiveMagazine.Repository;
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using SqlSugar;
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using MaterialEntity = QYZH.InteractiveMagazine.Models.Entity.Material;
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using MaterialFileEntity = QYZH.InteractiveMagazine.Models.Entity.MaterialFile;
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namespace QYZH.InteractiveMagazine.Service;
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/// <summary>
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/// 资料服务实现
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/// </summary>
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public class MaterialService(
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BaseRepository<MaterialEntity> materialRepository,
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BaseRepository<MaterialFileEntity> materialFileRepository,
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OssService ossService,
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ILogger<MaterialService> logger) : BaseRepository<MaterialEntity>, IMaterialService
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{
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/// <summary>
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/// 创建资料
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/// </summary>
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public async Task<MaterialOutput> CreateAsync(MaterialInput input)
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{
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ValidateInput(input);
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var material = new MaterialEntity
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{
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Title = input.Title.Trim(),
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Name = Normalize(input.Name),
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Description = Normalize(input.Description),
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Sort = input.Sort,
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StartTime = input.StartTime,
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EndTime = input.EndTime,
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Status = (int)DefaultStatusEnum.Active,
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IsDeleted = false,
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CreatedBy = "System",
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CreatedAt = DateTime.Now,
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UpdatedBy = "System",
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UpdatedAt = DateTime.Now
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};
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await materialRepository.UseTranAsync(async () =>
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{
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var materialResult = await materialRepository.InsertAsync(material);
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BusinessException.ThrowIf(!materialResult, "创建资料失败", ResultCode.GLOBAL_ERROR);
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var files = await BuildFileEntitiesAsync(material.Id, input.Files);
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var fileResult = await materialFileRepository.Context.Insertable(files).ExecuteCommandAsync();
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BusinessException.ThrowIf(fileResult <= 0, "创建资料文件失败", ResultCode.GLOBAL_ERROR);
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});
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logger.LogInformation("资料创建成功：{Id}", material.Id);
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return await GetByIdAsync(material.Id);
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}
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/// <summary>
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/// 更新资料
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/// </summary>
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public async Task<MaterialOutput> UpdateAsync(long id, MaterialInput input)
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{
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ValidateInput(input);
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var material = await GetValidMaterialAsync(id);
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material.Title = input.Title.Trim();
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material.Name = Normalize(input.Name);
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material.Description = Normalize(input.Description);
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material.Sort = input.Sort;
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material.StartTime = input.StartTime;
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material.EndTime = input.EndTime;
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material.UpdatedBy = "System";
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material.UpdatedAt = DateTime.Now;
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await materialRepository.UseTranAsync(async () =>
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{
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var materialResult = await materialRepository.UpdateAsync(material);
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BusinessException.ThrowIf(!materialResult, "更新资料失败", ResultCode.GLOBAL_ERROR);
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await SoftDeleteFilesAsync(material.Id);
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var files = await BuildFileEntitiesAsync(material.Id, input.Files);
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var fileResult = await materialFileRepository.Context.Insertable(files).ExecuteCommandAsync();
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BusinessException.ThrowIf(fileResult <= 0, "更新资料文件失败", ResultCode.GLOBAL_ERROR);
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});
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logger.LogInformation("资料更新成功：{Id}", material.Id);
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return await GetByIdAsync(material.Id);
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}
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/// <summary>
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/// 删除资料
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/// </summary>
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public async Task DeleteAsync(long id)
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{
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await GetValidMaterialAsync(id);
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await materialRepository.UseTranAsync(async () =>
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{
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var materialResult = await materialRepository.Context.Updateable<MaterialEntity>()
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.SetColumns(m => new MaterialEntity
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{
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IsDeleted = true,
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UpdatedBy = "System",
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UpdatedAt = DateTime.Now
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})
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.Where(m => m.Id == id && !m.IsDeleted)
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.ExecuteCommandAsync();
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BusinessException.ThrowIf(materialResult <= 0, "删除资料失败", ResultCode.GLOBAL_ERROR);
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await SoftDeleteFilesAsync(id);
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});
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logger.LogInformation("资料删除成功：{Id}", id);
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}
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/// <summary>
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/// 根据ID获取资料
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/// </summary>
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public async Task<MaterialOutput> GetByIdAsync(long id)
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{
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var material = await GetValidMaterialAsync(id);
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var files = await GetFilesAsync(material.Id);
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return MapToOutput(material, files);
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}
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/// <summary>
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/// 分页查询资料列表
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/// </summary>
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public async Task<PageListModel<MaterialOutput>> GetListAsync(MaterialQueryInput input)
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{
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BusinessException.ThrowIf(input.PageIndex <= 0, "页码必须大于0", ResultCode.BAD_REQUEST);
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BusinessException.ThrowIf(input.PageSize <= 0 || input.PageSize > 100, "每页条数必须在1-100之间", ResultCode.BAD_REQUEST);
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RefAsync<int> totalNumber = 0;
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var materials = await materialRepository.Queryable()
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.Where(m => !m.IsDeleted)
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.WhereIF(!string.IsNullOrWhiteSpace(input.Title), m => m.Title.Contains(input.Title!.Trim()))
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.WhereIF(!string.IsNullOrWhiteSpace(input.Name), m => m.Name != null && m.Name.Contains(input.Name!.Trim()))
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.WhereIF(input.Status.HasValue, m => m.Status == input.Status!.Value)
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.OrderBy(m => m.Sort)
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.OrderByDescending(m => m.CreatedAt)
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.ToPageListAsync(input.PageIndex, input.PageSize, totalNumber);
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var result = await BuildOutputsAsync(materials);
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return new PageListModel<MaterialOutput>(result, input.PageIndex, input.PageSize, totalNumber);
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}
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/// <summary>
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/// 更新资料启用/禁用状态
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/// </summary>
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public async Task<bool> UpdateStatusAsync(long id)
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{
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var material = await GetValidMaterialAsync(id);
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material.Status = material.Status == (int)DefaultStatusEnum.Active
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? (int)DefaultStatusEnum.Inactive
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: (int)DefaultStatusEnum.Active;
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material.UpdatedBy = "System";
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material.UpdatedAt = DateTime.Now;
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var result = await materialRepository.UpdateAsync(material);
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BusinessException.ThrowIf(!result, "更新资料状态失败", ResultCode.GLOBAL_ERROR);
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logger.LogInformation("资料状态更新成功：{Id}，状态：{Status}", id, material.Status);
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return result;
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}
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/// <summary>
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/// 获取小程序可见资料列表
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/// </summary>
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public async Task<List<MaterialOutput>> GetEnabledListAsync()
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{
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var now = DateTime.Now;
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var materials = await materialRepository.Queryable()
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.Where(m => !m.IsDeleted)
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.Where(m => m.Status == (int)DefaultStatusEnum.Active)
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.Where(m => m.StartTime == null || m.StartTime <= now)
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.Where(m => m.EndTime == null || m.EndTime >= now)
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.OrderBy(m => m.Sort)
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.OrderByDescending(m => m.CreatedAt)
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.ToListAsync();
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return await BuildOutputsAsync(materials);
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}
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private async Task<MaterialEntity> GetValidMaterialAsync(long id)
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{
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var material = await materialRepository.Queryable()
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.Where(m => m.Id == id && !m.IsDeleted)
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.FirstAsync();
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BusinessException.ThrowIf(material == null, "资料不存在", ResultCode.NOT_FOUND);
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return material;
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}
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private async Task<List<MaterialFileEntity>> BuildFileEntitiesAsync(long materialId, List<MaterialFileInput> inputs)
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{
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var helper = CreateImageHelper();
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var files = new List<MaterialFileEntity>();
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foreach (var input in inputs.OrderBy(f => f.Sort))
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{
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var file = new MaterialFileEntity
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{
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MaterialId = materialId,
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FileType = input.FileType,
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FileUrl = input.FileUrl.Trim(),
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FileName = Normalize(input.FileName),
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Sort = input.Sort,
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Status = (int)DefaultStatusEnum.Active,
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IsDeleted = false,
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CreatedBy = "System",
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CreatedAt = DateTime.Now,
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UpdatedBy = "System",
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UpdatedAt = DateTime.Now
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};
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if (OssImageHelper.IsTempImage(file.FileUrl))
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{
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file.FileUrl = await helper.MoveToFormalAsync(file.FileUrl, GetMaterialFormalFolder(materialId, file.FileType, file.Id));
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}
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files.Add(file);
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}
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return files;
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}
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private async Task SoftDeleteFilesAsync(long materialId)
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{
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await materialFileRepository.Context.Updateable<MaterialFileEntity>()
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.SetColumns(f => new MaterialFileEntity
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{
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IsDeleted = true,
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UpdatedBy = "System",
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UpdatedAt = DateTime.Now
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})
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.Where(f => f.MaterialId == materialId && !f.IsDeleted)
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.ExecuteCommandAsync();
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}
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private async Task<List<MaterialFileEntity>> GetFilesAsync(long materialId)
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{
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return await materialFileRepository.Queryable()
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.Where(f => f.MaterialId == materialId && !f.IsDeleted)
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.OrderBy(f => f.Sort)
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.OrderByDescending(f => f.CreatedAt)
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.ToListAsync();
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}
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private async Task<List<MaterialOutput>> BuildOutputsAsync(List<MaterialEntity> materials)
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{
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if (materials.Count == 0)
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{
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return new List<MaterialOutput>();
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}
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var materialIds = materials.Select(m => m.Id).ToList();
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var files = await materialFileRepository.Queryable()
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.Where(f => materialIds.Contains(f.MaterialId) && !f.IsDeleted)
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.OrderBy(f => f.Sort)
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.OrderByDescending(f => f.CreatedAt)
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.ToListAsync();
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var fileMap = files.GroupBy(f => f.MaterialId).ToDictionary(g => g.Key, g => g.ToList());
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return materials.Select(m => MapToOutput(m, fileMap.GetValueOrDefault(m.Id) ?? new List<MaterialFileEntity>())).ToList();
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}
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private static void ValidateInput(MaterialInput input)
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{
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BusinessException.ThrowIf(string.IsNullOrWhiteSpace(input.Title), "资料标题不能为空", ResultCode.BAD_REQUEST);
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BusinessException.ThrowIf(input.Title.Trim().Length > 100, "资料标题长度不能超过100个字符", ResultCode.BAD_REQUEST);
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BusinessException.ThrowIf(!string.IsNullOrWhiteSpace(input.Name) && input.Name.Length > 100, "资料名称长度不能超过100个字符", ResultCode.BAD_REQUEST);
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BusinessException.ThrowIf(!string.IsNullOrWhiteSpace(input.Description) && input.Description.Length > 1000, "资料描述长度不能超过1000个字符", ResultCode.BAD_REQUEST);
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BusinessException.ThrowIf(input.Sort < 0, "排序值不能小于0", ResultCode.BAD_REQUEST);
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BusinessException.ThrowIf(input.StartTime.HasValue && input.EndTime.HasValue && input.EndTime <= input.StartTime, "结束时间必须大于开始时间", ResultCode.BAD_REQUEST);
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BusinessException.ThrowIf(input.Files == null || input.Files.Count == 0, "资料文件不能为空", ResultCode.BAD_REQUEST);
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foreach (var file in input.Files)
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{
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BusinessException.ThrowIf(!Enum.IsDefined(typeof(MaterialFileTypeEnum), file.FileType), "资料文件类型不正确", ResultCode.BAD_REQUEST);
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BusinessException.ThrowIf(string.IsNullOrWhiteSpace(file.FileUrl), "资料文件地址不能为空", ResultCode.BAD_REQUEST);
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BusinessException.ThrowIf(file.FileUrl.Trim().Length > 500, "资料文件地址长度不能超过500个字符", ResultCode.BAD_REQUEST);
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BusinessException.ThrowIf(!string.IsNullOrWhiteSpace(file.FileName) && file.FileName.Length > 100, "资料文件名称长度不能超过100个字符", ResultCode.BAD_REQUEST);
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BusinessException.ThrowIf(file.Sort < 0, "资料文件排序值不能小于0", ResultCode.BAD_REQUEST);
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}
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}
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private OssImageHelper CreateImageHelper() => new(ossService, logger);
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private static string GetMaterialFormalFolder(long materialId, MaterialFileTypeEnum fileType, long fileId)
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{
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return $"material/{materialId}/{fileType.ToString().ToLowerInvariant()}/{fileId}";
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}
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private static string? Normalize(string? value)
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{
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return string.IsNullOrWhiteSpace(value) ? null : value.Trim();
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}
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private static MaterialOutput MapToOutput(MaterialEntity material, List<MaterialFileEntity> files)
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{
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return new MaterialOutput
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{
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Id = material.Id,
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Title = material.Title,
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Name = material.Name,
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Description = material.Description,
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Sort = material.Sort,
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StartTime = material.StartTime,
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EndTime = material.EndTime,
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Status = material.Status,
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CreatedBy = material.CreatedBy,
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CreatedAt = material.CreatedAt,
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UpdatedBy = material.UpdatedBy,
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UpdatedAt = material.UpdatedAt,
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Files = files.Select(MapFileToOutput).ToList()
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};
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}
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private static MaterialFileOutput MapFileToOutput(MaterialFileEntity file)
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{
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return new MaterialFileOutput
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{
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Id = file.Id,
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FileType = file.FileType,
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FileUrl = file.FileUrl,
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FileName = file.FileName,
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Sort = file.Sort
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};
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}
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}
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