using Consul.Filtering;
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using Furion;
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using Furion.DatabaseAccessor;
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using Furion.DistributedIDGenerator;
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using Furion.FriendlyException;
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using Mapster;
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using Microsoft.EntityFrameworkCore;
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using Microsoft.EntityFrameworkCore.ChangeTracking;
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using Microsoft.EntityFrameworkCore.Diagnostics;
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using Microsoft.EntityFrameworkCore.Metadata.Builders;
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using Microsoft.EntityFrameworkCore.Migrations;
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using Microsoft.Extensions.Configuration;
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using Newtonsoft.Json;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Linq.Expressions;
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using System.Text;
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using System.Threading;
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using System.Threading.Tasks;
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using System.Timers;
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namespace FlexJobApi.Core
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{
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/// <summary>
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/// 数据库工具
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/// </summary>
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public static class DbUtils
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{
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/// <summary>
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/// 获取树形数据路径
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/// </summary>
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/// <typeparam name="TEntity"></typeparam>
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/// <param name="parentId"></param>
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/// <param name="cancellationToken"></param>
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/// <returns></returns>
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public static async Task<string> GetTreeDataPath<TEntity>(
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Guid? parentId,
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CancellationToken cancellationToken = default)
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where TEntity : CommonEntity, ITreeData<TEntity>, new()
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{
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var rep = Db.GetRepository<TEntity>();
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if (parentId.HasValue)
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{
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var parent = await rep.AsQueryable().AsNoTracking()
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.Where(it => it.Id == parentId)
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.Select(it => new
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{
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it.Path,
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it.Code
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})
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.FirstOrDefaultAsync(cancellationToken);
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var summary = typeof(TEntity).GetSummary();
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if (parent == null) throw Oops.Oh(EnumErrorCodeType.s404, $"上级{summary}");
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return $"{parent.Path}{parent.Code}/";
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}
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else
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{
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return "/";
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}
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}
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/// <summary>
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/// 更新树形数据下级路径
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/// </summary>
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/// <param name="oldPath"></param>
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/// <param name="newPath"></param>
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/// <param name="cancellationToken"></param>
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/// <returns></returns>
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public static async Task UpdateTreeDataChildrenPath<TEntity>(
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string oldPath,
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string newPath,
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CancellationToken cancellationToken)
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where TEntity : CommonEntity, ITreeData<TEntity>, new()
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{
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var rep = Db.GetRepository<TEntity>();
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var models = await rep.AsQueryable()
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.Where(it => it.Path.StartsWith(oldPath))
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.ToListAsync(cancellationToken);
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if (models.IsNotNull())
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{
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foreach (var model in models)
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{
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model.Path = model.Path.Replace(oldPath, newPath);
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}
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await rep.UpdateAsync(models);
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}
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}
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/// <summary>
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/// 查询选择器数据
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/// </summary>
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/// <typeparam name="TEntity"></typeparam>
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/// <typeparam name="TValue"></typeparam>
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/// <typeparam name="TData"></typeparam>
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/// <param name="request"></param>
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/// <param name="getValue"></param>
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/// <param name="getLabel"></param>
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/// <param name="query"></param>
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/// <param name="cancellationToken"></param>
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/// <returns></returns>
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public static async Task<List<SelectOption<TValue, TData>>> GetSelect<TEntity, TValue, TData>(
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this SelectQuery<TValue, TData> request,
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Func<TData, TValue> getValue,
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Func<TData, string> getLabel,
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Func<IQueryable<TEntity>, IQueryable<TEntity>> query = null,
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CancellationToken cancellationToken = default)
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where TEntity : CommonEntity, new()
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{
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var rep = Db.GetRepository<TEntity>();
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var q = rep.AsQueryable().AsNoTracking();
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if (query != null) q = query(q);
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else q = q.OrderBy(it => it.Sort).ThenBy(it => it.CreatedTime);
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var models = await q
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.ProjectToType<TData>()
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.ToListAsync(cancellationToken);
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var options = new List<SelectOption<TValue, TData>>();
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foreach (var model in models)
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{
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var option = new SelectOption<TValue, TData>();
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option.Data = model;
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option.Value = getValue(model);
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option.Label = getLabel(model);
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options.Add(option);
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}
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return options;
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}
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/// <summary>
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/// 查询分页列表数据
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/// </summary>
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/// <typeparam name="TEntity"></typeparam>
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/// <typeparam name="TItem"></typeparam>
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/// <param name="page"></param>
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/// <param name="query"></param>
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/// <param name="selector"></param>
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/// <param name="cancellationToken"></param>
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/// <returns></returns>
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public static async Task<PagedListQueryResult<TItem>> GetPagedListAsync<TEntity, TItem>(
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this PagedListQueryPageModel page,
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Func<IQueryable<TEntity>, IQueryable<TEntity>> query = null,
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Expression<Func<TEntity, TItem>> selector = null,
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CancellationToken cancellationToken = default)
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where TEntity : CommonEntity, new()
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where TItem : class, new()
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{
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var rep = Db.GetRepository<TEntity>();
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var q = rep.AsQueryable().AsNoTracking();
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if (query != null) q = query(q);
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else q = q.OrderBy(it => it.Sort).ThenBy(it => it.CreatedTime);
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if (page.OrderInput.IsNotNull())
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q = q.CustomOrderBy(page.OrderInput);
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var s = selector == null
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? q.ProjectToType<TItem>()
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: q.Select(selector);
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var pagedList = await s.ToPagedListAsync(page.Page, page.Rows, cancellationToken);
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var result = new PagedListQueryResult<TItem>();
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result.PageModel = page.Adapt<PagedListQueryResultPageModel>();
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result.PageModel.TotalCount = pagedList.TotalCount;
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result.PageModel.TotalPage = pagedList.TotalPages;
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result.Data = pagedList.Items.ToList();
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return result;
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}
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/// <summary>
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/// 查询分页列表数据
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/// </summary>
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/// <typeparam name="TResult"></typeparam>
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/// <typeparam name="TItem"></typeparam>
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/// <param name="page"></param>
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/// <param name="q"></param>
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/// <param name="cancellationToken"></param>
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/// <returns></returns>
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public static async Task<TResult> GetPagedListAsync<TResult, TItem>(
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this PagedListQueryPageModel page,
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IQueryable<TItem> q,
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CancellationToken cancellationToken = default)
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where TItem : class, new()
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where TResult : PagedListQueryResult<TItem>, new()
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{
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if (page.OrderInput.IsNotNull())
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q = q.CustomOrderBy(page.OrderInput);
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var pagedList = await q.ToPagedListAsync(page.Page, page.Rows, cancellationToken);
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var result = new TResult();
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result.PageModel = page.Adapt<PagedListQueryResultPageModel>();
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result.PageModel.TotalCount = pagedList.TotalCount;
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result.PageModel.TotalPage = pagedList.TotalPages;
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result.Data = pagedList.Items.ToList();
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return result;
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}
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/// <summary>
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/// 查询分页列表数据
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/// </summary>
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/// <typeparam name="TItem"></typeparam>
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/// <param name="page"></param>
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/// <param name="q"></param>
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/// <param name="cancellationToken"></param>
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/// <returns></returns>
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public static Task<PagedListQueryResult<TItem>> GetPagedListAsync<TItem>(
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this PagedListQueryPageModel page,
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IQueryable<TItem> q,
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CancellationToken cancellationToken = default)
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where TItem : class, new()
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{
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return GetPagedListAsync<PagedListQueryResult<TItem>, TItem>(page, q, cancellationToken);
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}
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public static IOrderedQueryable<T> CustomOrderBy<T>(this IQueryable<T> q, List<PagedListQueryPageModelOrderInput> orders)
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{
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ParameterExpression parameter = Expression.Parameter(typeof(T), "p");
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PagedListQueryPageModelOrderInput orderInput = orders[0];
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IOrderedQueryable<T> orderedQueryable = (orderInput.Order == EnumPagedListOrder.Asc)
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? OrderBy(q, orderInput.Property, parameter)
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: OrderByDescending(q, orderInput.Property, parameter);
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for (int i = 1; i < orders.Count; i++)
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{
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PagedListQueryPageModelOrderInput orderInput2 = orders[i];
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orderedQueryable = (orderInput2.Order == EnumPagedListOrder.Asc)
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? ThenBy(orderedQueryable, orderInput2.Property, parameter)
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: ThenByDescending(orderedQueryable, orderInput2.Property, parameter);
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}
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return orderedQueryable;
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}
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private static IOrderedQueryable<T> Ordering<T>(IQueryable<T> source, ParameterExpression parameter, string propertyName, string methodName)
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{
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Type typeFromHandle = typeof(T);
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MemberExpression memberExpression = Expression.PropertyOrField(parameter, propertyName);
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LambdaExpression expression = Expression.Lambda(memberExpression, parameter);
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MethodCallExpression expression2 = Expression.Call(typeof(Queryable), methodName, [typeFromHandle, memberExpression.Type], source.Expression, Expression.Quote(expression));
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return (IOrderedQueryable<T>)source.Provider.CreateQuery<T>(expression2);
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}
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public static IOrderedQueryable<T> OrderBy<T>(IQueryable<T> source, string propertyName, ParameterExpression parameter)
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{
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return Ordering(source, parameter, propertyName, "OrderBy");
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}
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public static IOrderedQueryable<T> OrderByDescending<T>(IQueryable<T> source, string propertyName, ParameterExpression parameter)
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{
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return Ordering(source, parameter, propertyName, "OrderByDescending");
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}
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public static IOrderedQueryable<T> ThenBy<T>(IOrderedQueryable<T> source, string propertyName, ParameterExpression parameter)
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{
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return Ordering(source, parameter, propertyName, "ThenBy");
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}
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public static IOrderedQueryable<T> ThenByDescending<T>(IOrderedQueryable<T> source, string propertyName, ParameterExpression parameter)
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{
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return Ordering(source, parameter, propertyName, "ThenByDescending");
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}
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public static async Task<TResult> GetDetail<TEntity, TResult>(
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this Guid id,
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CancellationToken cancellationToken = default)
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where TEntity : CommonEntity, new()
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{
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var rep = Db.GetRepository<TEntity>();
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return await rep.AsQueryable().AsNoTracking()
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.Where(it => it.Id == id)
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.GetDetail<TEntity, TResult>(cancellationToken);
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}
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public static async Task<TResult> GetDetail<TEntity, TResult>(
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this IQueryable<TEntity> q,
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CancellationToken cancellationToken = default)
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{
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var model = await q
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.ProjectToType<TResult>()
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.FirstOrDefaultAsync(cancellationToken);
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if (model == null)
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{
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var summary = await typeof(TEntity).GetSummary();
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throw Oops.Oh(EnumErrorCodeType.s404, $"该{summary ?? "信息"}");
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}
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return model;
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}
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/// <summary>
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/// 设置是否禁用
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/// </summary>
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/// <typeparam name="TEntity"></typeparam>
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/// <param name="request"></param>
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/// <param name="query"></param>
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/// <param name="cancellationToken"></param>
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/// <returns></returns>
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public static async Task<int> SetIsDisabled<TEntity>(
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this SetIsDisabledCommand request,
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Func<IQueryable<TEntity>, IQueryable<TEntity>> query = null,
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CancellationToken cancellationToken = default)
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where TEntity : CommonEntity, IIsDisabled, new()
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{
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var rep = Db.GetRepository<TEntity>();
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var q = rep.AsQueryable();
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if (query != null) q = query(q);
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var entities = await q
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.Where(it => request.Ids.Contains(it.Id) && it.IsDisabled != request.IsDisabled)
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.ToListAsync();
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foreach (var entity in entities)
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{
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entity.IsDisabled = request.IsDisabled;
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}
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return entities.Count;
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}
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/// <summary>
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/// 删除数据
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/// </summary>
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/// <typeparam name="TEntity"></typeparam>
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/// <param name="request"></param>
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/// <param name="query"></param>
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/// <param name="cancellationToken"></param>
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/// <returns></returns>
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public static async Task<int> DeleteData<TEntity>(
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this DeleteDataCommand request, Func<IQueryable<TEntity>,
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IQueryable<TEntity>> query = null,
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CancellationToken cancellationToken = default)
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where TEntity : CommonEntity, new()
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{
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var rep = Db.GetRepository<TEntity>();
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var q = rep.AsQueryable();
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if (query != null) q = query(q);
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var entities = await q
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.Where(it => request.Ids.Contains(it.Id))
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.ToListAsync(cancellationToken);
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return entities.Any()
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? await rep.DeleteNowAsync(entities, cancellationToken)
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: 0;
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}
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public static async Task<Guid> UpdateData<TEntity, TRequest>(
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this IQueryable<TEntity> q,
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TRequest request,
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Action<TEntity> update = null,
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CancellationToken cancellationToken = default)
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where TEntity : CommonEntity, new()
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{
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var rep = Db.GetRepository<TEntity>();
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var entity = await q.FirstOrDefaultAsync();
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if (entity == null)
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{
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var summary = await typeof(TEntity).GetSummary();
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throw Oops.Oh(EnumErrorCodeType.s404, $"该{summary ?? "信息"}");
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}
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if (update != null) update(entity);
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else request.Adapt(entity);
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await rep.UpdateAsync(entity);
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return entity.Id;
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}
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/// <summary>
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/// 保存数据
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/// </summary>
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/// <typeparam name="TEntity"></typeparam>
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/// <typeparam name="TRequest"></typeparam>
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/// <param name="request"></param>
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/// <param name="query"></param>
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/// <param name="checkExist"></param>
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/// <param name="update"></param>
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/// <param name="cancellationToken"></param>
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/// <returns></returns>
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public static async Task<Guid> SaveData<TEntity, TRequest>(
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this TRequest request,
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Func<IQueryable<TEntity>, IQueryable<TEntity>> query = null,
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Expression<Func<TEntity, bool>> checkExist = null,
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Action<TEntity> update = null,
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CancellationToken cancellationToken = default)
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where TEntity : CommonEntity, new()
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where TRequest : SaveDataCommand, new()
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{
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var xmlDoc = await XmlDocUtils.GetXmlDocAsync();
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var summary = await typeof(TEntity).GetSummary(xmlDoc);
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var rep = Db.GetRepository<TEntity>();
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if (checkExist != null && await rep.AsQueryable().AsNoTracking().AnyAsync(checkExist))
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throw Oops.Oh(EnumErrorCodeType.s405, $"该{summary ?? "信息"}");
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if (request.Id.HasValue)
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{
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var q = rep.AsQueryable();
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if (query != null) q = query(q);
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var entity = await q.FirstOrDefaultAsync(it => it.Id == request.Id, cancellationToken);
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if (entity == null) throw Oops.Oh(EnumErrorCodeType.s404, $"该{summary ?? "信息"}");
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if (update != null) update(entity);
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else request.Adapt(entity);
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await rep.UpdateAsync(entity);
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return entity.Id;
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}
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else
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{
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var entity = new TEntity();
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if (update != null) update(entity);
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else request.Adapt(entity);
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await rep.InsertAsync(entity);
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return entity.Id;
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}
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}
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/// <summary>
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/// 生成实体
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/// </summary>
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/// <param name="modelBuilder"></param>
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/// <param name="dbContextLocator"></param>
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/// <returns></returns>
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public static async Task BuildEntity(ModelBuilder modelBuilder, Type dbContextLocator = null)
|
{
|
if (App.GetService<IMigrator>() != null)
|
{
|
var xmlDoc = await XmlDocUtils.GetXmlDocAsync();
|
foreach (var entityType in modelBuilder.Model.GetEntityTypes())
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{
|
Console.WriteLine($"正在生成表：{entityType.Name}");
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// 获取实体类的XML注释，并设置为表注释
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var entityBuilder = modelBuilder.Entity(entityType.ClrType);
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string typeComment = (await entityType.ClrType.GetXmlDocMemberAsync(xmlDoc))?.Summary;
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if (!string.IsNullOrEmpty(typeComment))
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{
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Console.WriteLine($"正在生成表注释：{entityType.Name}-{typeComment}");
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entityBuilder.ToTable(it => it.HasComment(typeComment));
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}
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// 获取实体属性的XML注释，并设置为列注释
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var properties = entityType.ClrType.GetProperties()
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.Where(p =>
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p.CanRead
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&& p.CanWrite
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&& !typeof(System.Collections.ICollection).IsAssignableFrom(p.PropertyType)
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&& (p.PropertyType.IsClass ? p.PropertyType.FullName.Contains("System.") : true));
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foreach (var property in properties)
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{
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string propComment = (await property.GetXmlDocMemberAsync(xmlDoc))?.Summary;
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if (!string.IsNullOrEmpty(propComment))
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{
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Console.WriteLine($"正在生成属性注释：{property.Name}-{propComment}");
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entityBuilder.Property(property.Name).HasComment(propComment);
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}
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}
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}
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}
|
|
foreach (var entityType in modelBuilder.Model.GetEntityTypes())
|
{
|
if (typeof(CommonEntity).IsAssignableFrom(entityType.ClrType))
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{
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// 构建筛选条件：IsDeleted == false
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var parameter = Expression.Parameter(entityType.ClrType, "e");
|
var property = Expression.Property(parameter, "IsDeleted");
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var constant = Expression.Constant(false);
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var equal = Expression.Equal(property, constant);
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var lambda = Expression.Lambda(equal, parameter);
|
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// 添加全局筛选器
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modelBuilder.Entity(entityType.ClrType).HasQueryFilter(lambda);
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}
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}
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}
|
|
/// <summary>
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/// 数据变更事件
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/// </summary>
|
/// <param name="eventData"></param>
|
/// <param name="result"></param>
|
public static void SavingChangesEvent(DbContextEventData eventData, InterceptionResult<int> result)
|
{
|
// 获取当前事件对应上下文
|
var dbContext = eventData.Context;
|
|
// 强制重新检查一边实体更改信息
|
// dbContext.ChangeTracker.DetectChanges();
|
|
// 获取所有更改，删除，新增的实体
|
var dbAuditLogIgnoreType = typeof(IDbAuditLogIgnore);
|
var physicalDeletionType = typeof(IPhysicalDeletion);
|
var entities = dbContext.ChangeTracker.Entries()
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.Where(u =>
|
u.GetType() != typeof(DbAuditLog)
|
&& (u.State == EntityState.Modified
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|| u.State == EntityState.Deleted
|
|| u.State == EntityState.Added))
|
.ToList();
|
|
// 通过请求中获取当前操作人
|
var logier = JwtUtils.GetCurrentLogier();
|
var traceId = App.GetTraceId();
|
|
// 获取所有已更改的实体
|
foreach (var entity in entities)
|
{
|
// 获取实体类型
|
var entityType = entity.Entity.GetType();
|
|
if (entity.State == EntityState.Added)
|
{
|
// 赋值创建日期
|
var prop = entity.Property(nameof(CommonEntity.CreatedTime));
|
if (prop != null && prop.CurrentValue?.ToDateTime() == null)
|
{
|
prop.CurrentValue = DateTimeOffset.Now;
|
}
|
|
// 生成Id
|
prop = entity.Property(nameof(CommonEntity.Id));
|
var defaultValue = Activator.CreateInstance(prop.Metadata.ClrType);
|
if (prop != null && (prop.CurrentValue == null || prop.CurrentValue.Equals(defaultValue)))
|
{
|
prop.CurrentValue = IDGen.NextID();
|
}
|
|
// 赋值用户信息Id
|
prop = entity.Property(nameof(CommonEntity.CreatedUserId));
|
if (prop != null && prop.CurrentValue == null)
|
{
|
prop.CurrentValue = logier?.Id;
|
}
|
|
// 赋值企业Id
|
prop = entity.Property(nameof(CommonEntity.CreatedEnterpriseId));
|
if (prop != null && prop.CurrentValue == null)
|
{
|
prop.CurrentValue = logier?.EnterpriseId;
|
}
|
|
// 赋值跟踪Id
|
prop = entity.Property(nameof(CommonEntity.TraceId));
|
if (prop != null && prop.CurrentValue == null && traceId.IsNotNull())
|
{
|
prop.CurrentValue = traceId;
|
}
|
}
|
else
|
{
|
// 赋值修改日期
|
var prop = entity.Property(nameof(CommonEntity.UpdatedTime));
|
if (prop != null)
|
{
|
prop.CurrentValue = DateTimeOffset.Now;
|
}
|
|
// 赋值用户信息Id
|
prop = entity.Property(nameof(CommonEntity.UpdatedUserId));
|
if (prop != null)
|
{
|
prop.CurrentValue = logier?.Id;
|
}
|
|
// 赋值跟踪Id
|
prop = entity.Property(nameof(CommonEntity.TraceId));
|
if (prop != null && traceId.IsNotNull())
|
{
|
prop.CurrentValue = traceId;
|
}
|
|
// 软删除
|
if (entity.State == EntityState.Deleted && !physicalDeletionType.IsAssignableFrom(entityType))
|
{
|
entity.State = EntityState.Modified;
|
|
prop = entity.Property(nameof(CommonEntity.IsDeleted));
|
if (prop != null)
|
{
|
prop.CurrentValue = true;
|
}
|
}
|
}
|
|
if (dbAuditLogIgnoreType.IsAssignableFrom(entityType))
|
{
|
continue;
|
}
|
|
Db.GetRepository<DbAuditLog, LogDbContextLocator>().InsertNow(new DbAuditLog
|
{
|
Id = IDGen.NextID(),
|
TableName = entityType.Name,
|
PrimaryKey = (Guid)entity.Property("Id").CurrentValue,
|
NewValues = entity.State == EntityState.Added || entity.State == EntityState.Modified
|
? GetPropertyValuesAsJson(entity)
|
: null,
|
OldValues = entity.State == EntityState.Deleted || entity.State == EntityState.Modified
|
? GetPropertyValuesAsJson(entity, entity.State == EntityState.Modified)
|
: null,
|
Operate = entity.State == EntityState.Added
|
? EnumDbAuditOperate.Added
|
: entity.State == EntityState.Modified
|
? EnumDbAuditOperate.Modified
|
: EnumDbAuditOperate.Deleted,
|
TraceId = App.GetTraceId(),
|
CreatedTime = DateTime.Now,
|
CreatedUserId = logier?.Id,
|
CreatedEnterpriseId = logier?.EnterpriseId
|
});
|
}
|
}
|
|
private static string GetPropertyValuesAsJson(EntityEntry entry, bool getOldValues = false)
|
{
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var properties = entry.Properties
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.Where(p => getOldValues ? p.IsModified : true)
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.ToDictionary(p => p.Metadata.Name, p => getOldValues ? p.OriginalValue : p.CurrentValue);
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return JsonConvert.SerializeObject(properties);
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}
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}
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}
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