450 lines
20 KiB
C#
450 lines
20 KiB
C#
using System;
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using System.Threading.Tasks;
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using Microsoft.EntityFrameworkCore;
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using System.Linq;
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using EnumsNET;
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using AyaNova.Util;
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using AyaNova.Api.ControllerHelpers;
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using AyaNova.Models;
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using Newtonsoft.Json.Linq;
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using System.Collections.Generic;
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using Newtonsoft.Json;
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namespace AyaNova.Biz
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{
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internal class WidgetBiz : BizObject, IJobObject, ISearchAbleObject, IReportAbleObject, IExportAbleObject, IImportAbleObject
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{
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internal WidgetBiz(AyContext dbcontext, long currentUserId, long userTranslationId, AuthorizationRoles UserRoles)
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{
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ct = dbcontext;
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UserId = currentUserId;
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UserTranslationId = userTranslationId;
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CurrentUserRoles = UserRoles;
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BizType = AyaType.Widget;
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}
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internal static WidgetBiz GetBiz(AyContext ct, Microsoft.AspNetCore.Http.HttpContext httpContext = null)
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{
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if (httpContext != null)
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return new WidgetBiz(ct, UserIdFromContext.Id(httpContext.Items), UserTranslationIdFromContext.Id(httpContext.Items), UserRolesFromContext.Roles(httpContext.Items));
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else
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return new WidgetBiz(ct, 1, ServerBootConfig.AYANOVA_DEFAULT_TRANSLATION_ID, AuthorizationRoles.BizAdminFull);
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}
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////////////////////////////////////////////////////////////////////////////////////////////////
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//EXISTS
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internal async Task<bool> ExistsAsync(long id)
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{
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return await ct.Widget.AnyAsync(z => z.Id == id);
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}
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////////////////////////////////////////////////////////////////////////////////////////////////
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//CREATE
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//
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internal async Task<Widget> CreateAsync(Widget newObject)
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{
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await ValidateAsync(newObject);
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if (HasErrors)
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return null;
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else
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{
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newObject.Tags = TagBiz.NormalizeTags(newObject.Tags);
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newObject.CustomFields = JsonUtil.CompactJson(newObject.CustomFields);
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await ct.Widget.AddAsync(newObject);
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await ct.SaveChangesAsync();
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await EventLogProcessor.LogEventToDatabaseAsync(new Event(UserId, newObject.Id, BizType, AyaEvent.Created), ct);
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await SearchIndexAsync(newObject, true);
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await TagBiz.ProcessUpdateTagsInRepositoryAsync(ct, newObject.Tags, null);
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await NotifyEventProcessor.HandlePotentialNotificationEvent(AyaEvent.Created, newObject);
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return newObject;
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}
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}
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////////////////////////////////////////////////////////////////////////////////////////////////
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//DUPLICATE
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//
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internal async Task<Widget> DuplicateAsync(long id)
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{
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Widget dbObject = await GetAsync(id, false);
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if (dbObject == null)
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{
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AddError(ApiErrorCode.NOT_FOUND, "id");
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return null;
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}
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Widget newObject = new Widget();
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CopyObject.Copy(dbObject, newObject, "Wiki,Serial");
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string newUniqueName = string.Empty;
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bool NotUnique = true;
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long l = 1;
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do
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{
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newUniqueName = Util.StringUtil.UniqueNameBuilder(dbObject.Name, l++, 255);
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NotUnique = await ct.Widget.AnyAsync(z => z.Name == newUniqueName);
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} while (NotUnique);
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newObject.Name = newUniqueName;
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newObject.Id = 0;
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newObject.Concurrency = 0;
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await ct.Widget.AddAsync(newObject);
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await ct.SaveChangesAsync();
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await EventLogProcessor.LogEventToDatabaseAsync(new Event(UserId, newObject.Id, BizType, AyaEvent.Created), ct);
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await SearchIndexAsync(newObject, true);
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await TagBiz.ProcessUpdateTagsInRepositoryAsync(ct, newObject.Tags, null);
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await NotifyEventProcessor.HandlePotentialNotificationEvent(AyaEvent.Created, newObject);
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return newObject;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////
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// GET
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//
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internal async Task<Widget> GetAsync(long id, bool logTheGetEvent = true)
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{
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var ret = await ct.Widget.SingleOrDefaultAsync(z => z.Id == id);
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if (logTheGetEvent && ret != null)
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await EventLogProcessor.LogEventToDatabaseAsync(new Event(UserId, id, BizType, AyaEvent.Retrieved), ct);
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return ret;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////
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//UPDATE
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//
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internal async Task<Widget> PutAsync(Widget putObject)
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{
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Widget dbObject = await ct.Widget.SingleOrDefaultAsync(z => z.Id == putObject.Id);
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if (dbObject == null)
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{
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AddError(ApiErrorCode.NOT_FOUND, "id");
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return null;
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}
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Widget SnapshotOfOriginalDBObj = new Widget();
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CopyObject.Copy(dbObject, SnapshotOfOriginalDBObj);
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CopyObject.Copy(putObject, dbObject, "Id");//can update serial
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dbObject.Tags = TagBiz.NormalizeTags(dbObject.Tags);
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dbObject.CustomFields = JsonUtil.CompactJson(dbObject.CustomFields);
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ct.Entry(dbObject).OriginalValues["Concurrency"] = putObject.Concurrency;
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await ValidateAsync(dbObject);
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if (HasErrors) return null;
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try
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{
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await ct.SaveChangesAsync();
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}
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catch (DbUpdateConcurrencyException)
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{
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if (!await ExistsAsync(putObject.Id))
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AddError(ApiErrorCode.NOT_FOUND);
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else
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AddError(ApiErrorCode.CONCURRENCY_CONFLICT);
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return null;
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}
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await EventLogProcessor.LogEventToDatabaseAsync(new Event(UserId, dbObject.Id, BizType, AyaEvent.Modified), ct);
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await SearchIndexAsync(dbObject, false);
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await TagBiz.ProcessUpdateTagsInRepositoryAsync(ct, dbObject.Tags, SnapshotOfOriginalDBObj.Tags);
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await NotifyEventProcessor.HandlePotentialNotificationEvent(AyaEvent.Modified, dbObject, SnapshotOfOriginalDBObj);
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return dbObject;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////
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//DELETE
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//
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internal async Task<bool> DeleteAsync(long id)
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{
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using (var transaction = await ct.Database.BeginTransactionAsync())
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{
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try
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{
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Widget dbObject = await ct.Widget.SingleOrDefaultAsync(z => z.Id == id);
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ValidateCanDelete(dbObject);
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if (HasErrors)
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return false;
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if (HasErrors)
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return false;
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ct.Widget.Remove(dbObject);
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await ct.SaveChangesAsync();
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//Log event
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await EventLogProcessor.DeleteObjectLogAsync(UserId, BizType, dbObject.Id, dbObject.Name, ct);
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await Search.ProcessDeletedObjectKeywordsAsync(dbObject.Id, BizType, ct);
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await TagBiz.ProcessDeleteTagsInRepositoryAsync(ct, dbObject.Tags);
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await FileUtil.DeleteAttachmentsForObjectAsync(BizType, dbObject.Id, ct);
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//all good do the commit
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await transaction.CommitAsync();
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await NotifyEventProcessor.HandlePotentialNotificationEvent(AyaEvent.Deleted, dbObject);
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}
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catch
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{
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//Just re-throw for now, let exception handler deal, but in future may want to deal with this more here
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throw;
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}
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return true;
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}
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}
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////////////////////////////////////////////////////////////////////////////////////////////////
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//RESTART SERIAL
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//
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internal async Task<bool> RestartSerial(long newSerial)
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{
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using (var command = ct.Database.GetDbConnection().CreateCommand())
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{
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command.CommandText = $"alter table awidget alter column serial restart with {newSerial}";
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await ct.Database.OpenConnectionAsync();
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await command.ExecuteNonQueryAsync();
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await ct.Database.CloseConnectionAsync();
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}
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await EventLogProcessor.LogEventToDatabaseAsync(new Event(UserId, 0, BizType, AyaEvent.ResetSerial, newSerial.ToString()), ct);
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return true;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////
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//SEARCH
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//
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private async Task SearchIndexAsync(Widget obj, bool isNew)
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{
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var SearchParams = new Search.SearchIndexProcessObjectParameters(UserTranslationId, obj.Id, BizType);
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SearchParams.AddText(obj.Notes).AddText(obj.Name).AddText(obj.Serial).AddText(obj.Wiki).AddText(obj.Tags).AddCustomFields(obj.CustomFields);
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if (isNew)
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await Search.ProcessNewObjectKeywordsAsync(SearchParams);
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else
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await Search.ProcessUpdatedObjectKeywordsAsync(SearchParams);
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}
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public async Task<Search.SearchIndexProcessObjectParameters> GetSearchResultSummary(long id)
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{
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var obj = await ct.Widget.SingleOrDefaultAsync(z => z.Id == id);
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var SearchParams = new Search.SearchIndexProcessObjectParameters();
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if (obj != null)
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SearchParams.AddText(obj.Notes).AddText(obj.Name).AddText(obj.Serial).AddText(obj.Wiki).AddText(obj.Tags).AddCustomFields(obj.CustomFields);
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return SearchParams;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////
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//VALIDATION
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//
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private async Task ValidateAsync(Widget proposedObj)
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{
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//skip validation if seeding
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if(ServerBootConfig.SEEDING) return;
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//NOTE: In DB schema only name and serial are not nullable
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//run validation and biz rules
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//Name required
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if (string.IsNullOrWhiteSpace(proposedObj.Name))
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AddError(ApiErrorCode.VALIDATION_REQUIRED, "Name");
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//If name is otherwise OK, check that name is unique
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if (!PropertyHasErrors("Name"))
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{
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//Use Any command is efficient way to check existance, it doesn't return the record, just a true or false
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if (await ct.Widget.AnyAsync(z => z.Name == proposedObj.Name && z.Id != proposedObj.Id))
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{
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AddError(ApiErrorCode.VALIDATION_NOT_UNIQUE, "Name");
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}
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}
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//Start date AND end date must both be null or both contain values
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if (proposedObj.StartDate == null && proposedObj.EndDate != null)
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AddError(ApiErrorCode.VALIDATION_REQUIRED, "StartDate");
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if (proposedObj.StartDate != null && proposedObj.EndDate == null)
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AddError(ApiErrorCode.VALIDATION_REQUIRED, "EndDate");
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//Start date before end date
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if (proposedObj.StartDate != null && proposedObj.EndDate != null)
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if (proposedObj.StartDate > proposedObj.EndDate)
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AddError(ApiErrorCode.VALIDATION_STARTDATE_AFTER_ENDDATE, "StartDate");
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//Enum is valid value
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if (!proposedObj.UserType.IsValid())
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{
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AddError(ApiErrorCode.VALIDATION_INVALID_VALUE, "UserType");
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}
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//Any form customizations to validate?
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var FormCustomization = await ct.FormCustom.AsNoTracking().SingleOrDefaultAsync(z => z.FormKey == AyaType.Widget.ToString());
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if (FormCustomization != null)
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{
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//Yeppers, do the validation, there are two, the custom fields and the regular fields that might be set to required
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//validate users choices for required non custom fields
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RequiredFieldsValidator.Validate(this, FormCustomization, proposedObj);
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//validate custom fields
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CustomFieldsValidator.Validate(this, FormCustomization, proposedObj.CustomFields);
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}
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}
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private void ValidateCanDelete(Widget inObj)
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{
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//whatever needs to be check to delete this object
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}
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//Fulfil report request for data
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public async Task<JArray> GetReportData(long[] idList)
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{
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//NOTE: Report widget is a superset of biz object widget
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//Biz objects will add and needed linked records here as extra fields with the data included
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//for example instead of a userid only there will be username added to the record
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//so the report designer can just select it as a field, no need to query seperately for it etc
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//REMEMBER: there is a name display format system and it should honour that so that the report
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//displays a user the same as it would display in the UI in an input form, no surprises
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JArray ReportData = new JArray();
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while (idList.Any())
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{
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var batch = idList.Take(IReportAbleObject.REPORT_DATA_BATCH_SIZE);
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idList = idList.Skip(IReportAbleObject.REPORT_DATA_BATCH_SIZE).ToArray();
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//query for this batch, comes back in db natural order unfortunately
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var batchResults = await ct.Widget.Where(z => batch.Contains(z.Id)).ToArrayAsync();
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//order the results back into original
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var orderedList = from id in batch join z in batchResults on id equals z.Id select z;
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foreach (Widget w in orderedList)
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{
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var jo = JObject.FromObject(w);
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if (!JsonUtil.JTokenIsNullOrEmpty(jo["CustomFields"]))
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jo["CustomFields"] = JObject.Parse((string)jo["CustomFields"]);
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ReportData.Add(jo);
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}
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}
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return ReportData;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////
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// IMPORT EXPORT
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//
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public async Task<JArray> GetExportData(long[] idList)
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{
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//for now just re-use the report data code
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//this may turn out to be the pattern for most biz object types but keeping it seperate allows for custom usage from time to time
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return await GetReportData(idList);
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}
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public async Task<List<string>> ImportData(JArray ja)
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{
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List<string> ImportResult = new List<string>();
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string ImportTag = $"imported-{FileUtil.GetSafeDateFileName()}";
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var jsset = JsonSerializer.CreateDefault(new JsonSerializerSettings { ContractResolver = new AyaNova.Util.JsonUtil.ShouldSerializeContractResolver(new string[] { "Concurrency", "Id", "CustomFields" }) });
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foreach (JObject j in ja)
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{
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var w = j.ToObject<Widget>(jsset);
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if (j["CustomFields"] != null)
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w.CustomFields = j["CustomFields"].ToString();
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w.Tags.Add(ImportTag);//so user can find them all and revert later if necessary
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var res = await CreateAsync(w);
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if (res == null)
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{
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ImportResult.Add($"* {w.Name} - {this.GetErrorsAsString()}");
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this.ClearErrors();
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}
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else
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{
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ImportResult.Add($"{w.Name} - ok");
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}
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}
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return ImportResult;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////
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//JOB / OPERATIONS
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//
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public async Task HandleJobAsync(OpsJob job)
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{
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//Hand off the particular job to the corresponding processing code
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//NOTE: If this code throws an exception the caller (JobsBiz::ProcessJobsAsync) will automatically set the job to failed and log the exeption so
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//basically any error condition during job processing should throw up an exception if it can't be handled
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switch (job.JobType)
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{
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case JobType.BulkCoreBizObjectOperation:
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await ProcessBulkJobAsync(job);
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break;
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default:
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throw new System.ArgumentOutOfRangeException($"WidgetBiz.HandleJob-> Invalid job type{job.JobType.ToString()}");
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}
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}
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private async Task ProcessBulkJobAsync(OpsJob job)
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{
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await JobsBiz.UpdateJobStatusAsync(job.GId, JobStatus.Running);
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await JobsBiz.LogJobAsync(job.GId, $"Bulk job {job.SubType} started...");
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List<long> idList = new List<long>();
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long ProcessedObjectCount = 0;
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JObject jobData = JObject.Parse(job.JobInfo);
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if (jobData.ContainsKey("idList"))
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idList = ((JArray)jobData["idList"]).ToObject<List<long>>();
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else
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idList = await ct.Widget.Select(z => z.Id).ToListAsync();
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bool SaveIt = false;
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foreach (long id in idList)
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{
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try
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{
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SaveIt = false;
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ClearErrors();
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var o = await GetAsync(id, false);
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switch (job.SubType)
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{
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case JobSubType.TagAddAny:
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case JobSubType.TagAdd:
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case JobSubType.TagRemoveAny:
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case JobSubType.TagRemove:
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case JobSubType.TagReplaceAny:
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case JobSubType.TagReplace:
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SaveIt = TagBiz.ProcessBulkTagOperation(o.Tags, (string)jobData["tag"], jobData.ContainsKey("toTag") ? (string)jobData["toTag"] : null, job.SubType);
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break;
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default:
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throw new System.ArgumentOutOfRangeException($"ProcessBulkJob -> Invalid job Subtype{job.SubType}");
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}
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if (SaveIt)
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{
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o = await PutAsync(o);
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if (o == null)
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await JobsBiz.LogJobAsync(job.GId, $"Error processing item {id}: {GetErrorsAsString()}");
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else
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ProcessedObjectCount++;
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}
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else
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ProcessedObjectCount++;
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}
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catch (Exception ex)
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{
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await JobsBiz.LogJobAsync(job.GId, $"Error processing item {id}");
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await JobsBiz.LogJobAsync(job.GId, ExceptionUtil.ExtractAllExceptionMessages(ex));
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}
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}
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await JobsBiz.LogJobAsync(job.GId, $"Bulk job {job.SubType} processed {ProcessedObjectCount} of {idList.Count}");
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await JobsBiz.UpdateJobStatusAsync(job.GId, JobStatus.Completed);
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}
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/////////////////////////////////////////////////////////////////////
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}//eoc
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}//eons
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