398 lines
18 KiB
C#
398 lines
18 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 AyaNova.Util;
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using AyaNova.Api.ControllerHelpers;
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using Microsoft.Extensions.Logging;
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using AyaNova.Models;
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namespace AyaNova.Biz
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{
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internal class UnitBiz : BizObject, ISearchAbleObject, INotifiableObject
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{
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internal UnitBiz(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.Unit;
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}
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internal static UnitBiz 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 UnitBiz(ct, UserIdFromContext.Id(httpContext.Items), UserTranslationIdFromContext.Id(httpContext.Items), UserRolesFromContext.Roles(httpContext.Items));
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else
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return new UnitBiz(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.Unit.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<Unit> CreateAsync(Unit newObject)
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{
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await ValidateAsync(newObject, null);
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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.Unit.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 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<Unit> DuplicateAsync(long id)
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{
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Unit 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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Unit newObject = new Unit();
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CopyObject.Copy(dbObject, newObject, "Wiki");
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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.Serial, l++, 255);
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NotUnique = await ct.Unit.AnyAsync(z => z.Serial == newUniqueName);
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} while (NotUnique);
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newObject.Serial = newUniqueName;
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newObject.Id = 0;
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newObject.Concurrency = 0;
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await ct.Unit.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 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<Unit> GetAsync(long id, bool logTheGetEvent = true)
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{
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var ret = await ct.Unit.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<Unit> PutAsync(Unit putObject)
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{
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Unit dbObject = await ct.Unit.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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Unit SnapshotOfOriginalDBObj = new Unit();
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CopyObject.Copy(dbObject, SnapshotOfOriginalDBObj);
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CopyObject.Copy(putObject, dbObject, "Id");
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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, SnapshotOfOriginalDBObj);
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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 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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Unit dbObject = await ct.Unit.SingleOrDefaultAsync(z => z.Id == id);
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if (dbObject == null)
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{
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AddError(ApiErrorCode.NOT_FOUND);
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return false;
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}
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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.Unit.Remove(dbObject);
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await ct.SaveChangesAsync();
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await EventLogProcessor.DeleteObjectLogAsync(UserId, BizType, dbObject.Id, dbObject.Serial, 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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await transaction.CommitAsync();
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await 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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//SEARCH
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//
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private async Task SearchIndexAsync(Unit obj, bool isNew)
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{
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var SearchParams = new Search.SearchIndexProcessObjectParameters(UserTranslationId, obj.Id, BizType);
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DigestSearchText(obj, SearchParams);
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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.Unit.SingleOrDefaultAsync(z => z.Id == id);
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var SearchParams = new Search.SearchIndexProcessObjectParameters();
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DigestSearchText(obj, SearchParams);
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return SearchParams;
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}
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public void DigestSearchText(Unit obj, Search.SearchIndexProcessObjectParameters searchParams)
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{
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if (obj != null)
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searchParams.AddText(obj.Notes)
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.AddText(obj.Serial)
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.AddText(obj.Wiki)
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.AddText(obj.Tags)
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.AddText(obj.Receipt)
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.AddText(obj.Description)
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.AddText(obj.WarrantyTerms)
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.AddText(obj.Text1)
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.AddText(obj.Text2)
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.AddText(obj.Text3)
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.AddText(obj.Text4)
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.AddText(obj.Address)
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.AddText(obj.City)
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.AddText(obj.Region)
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.AddText(obj.Country)
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.AddText(obj.Latitude)
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.AddText(obj.Longitude)
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.AddCustomFields(obj.CustomFields);
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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(Unit proposedObj, Unit currentObj)
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{
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bool isNew = currentObj == null;
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//Serial required
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if (string.IsNullOrWhiteSpace(proposedObj.Serial))
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AddError(ApiErrorCode.VALIDATION_REQUIRED, "Serial");
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//If serial is otherwise OK, check that serial is unique for that unitmodelid (this is to catch dupes)
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//(two different manufacturers products could have the same serial easily, but it's less likely for two different units of the same unitmodel)
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//
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if (!PropertyHasErrors("Serial"))
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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.Unit.AnyAsync(z => z.Serial == proposedObj.Serial && z.UnitModelId == proposedObj.UnitModelId && z.Id != proposedObj.Id))
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{
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AddError(ApiErrorCode.VALIDATION_NOT_UNIQUE, "Serial", "no two units can have the same serial and same unitmodel");
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}
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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.Unit.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(Unit 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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////////////////////////////////////////////////////////////////////////////////////////////////
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// NOTIFICATION PROCESSING
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//
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public async Task HandlePotentialNotificationEvent(AyaEvent ayaEvent, ICoreBizObjectModel proposedObj, ICoreBizObjectModel currentObj = null)
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{
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ILogger log = AyaNova.Util.ApplicationLogging.CreateLogger<UnitBiz>();
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if (ServerBootConfig.SEEDING) return;
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log.LogDebug($"HandlePotentialNotificationEvent processing: [AyaType:{this.BizType}, AyaEvent:{ayaEvent}]");
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bool isNew = currentObj == null;
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//STANDARD EVENTS FOR ALL OBJECTS
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await NotifyEventHelper.ProcessStandardObjectEvents(ayaEvent, proposedObj, ct);
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//SPECIFIC EVENTS FOR THIS OBJECT
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/*
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UnitWarrantyExpiry = 25,//* Unit object created, advance notice can be used, tag conditional
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*/
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//## DELETED EVENTS
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//TODO: there are no specific deleted events
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//but any event added below needs to be removed, so
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//just blanket remove any event for this object of eventtype that would be added below here
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//do it regardless any time there's an update and then
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//let this code below handle the refreshing addition that could have changes
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//## CREATED / MODIFIED EVENTS
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if (ayaEvent == AyaEvent.Created || ayaEvent == AyaEvent.Modified)
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{
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Unit o = (Unit)proposedObj;
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//# UNIT WARRANTY EXPIRY
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{
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//first remove any existing, potentially stale notifyevents for this exact object and notifyeventtype
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await NotifyEventHelper.ClearPriorEventsForObject(ct, AyaType.Unit, o.Id, NotifyEventType.UnitWarrantyExpiry);
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//does the unit even have a model or warranty?
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int effectiveWarrantyMonths = 0;
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//unit has own warranty terms
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if (o.OverrideModelWarranty && !o.LifeTimeWarranty && o.WarrantyLength != null && o.WarrantyLength > 0)
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{
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effectiveWarrantyMonths = (int)o.WarrantyLength;
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}
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else
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{
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//unit has model based warranty terms
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if (o.UnitModelId != null)
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{
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UnitModel um = await ct.UnitModel.AsNoTracking().FirstOrDefaultAsync(z => z.Id == o.UnitModelId);
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if (!um.LifeTimeWarranty && um.WarrantyLength != null && um.WarrantyLength > 0)
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{
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effectiveWarrantyMonths = (int)um.WarrantyLength;
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}
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}
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}
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if (effectiveWarrantyMonths > 0)
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{
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var WarrantyExpirydate = DateTime.UtcNow.AddMonths(effectiveWarrantyMonths);
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//notify users about warranty expiry (time delayed)
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var subs = await ct.NotifySubscription.Where(z => z.EventType == NotifyEventType.UnitWarrantyExpiry).ToListAsync();
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foreach (var sub in subs)
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{
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//not for inactive users
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if (!await UserBiz.UserIsActive(sub.UserId)) continue;
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//Tag match? (will be true if no sub tags so always safe to call this)
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if (NotifyEventHelper.TagsMatch(o.Tags, sub.Tags))
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{
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NotifyEvent n = new NotifyEvent()
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{
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EventType = NotifyEventType.UnitWarrantyExpiry,
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UserId = sub.UserId,
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AyaType = o.AyaType,
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ObjectId = o.Id,
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NotifySubscriptionId = sub.Id,
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Name = o.Serial,
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EventDate = WarrantyExpirydate
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};
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await ct.NotifyEvent.AddAsync(n);
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log.LogDebug($"Adding NotifyEvent: [{n.ToString()}]");
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await ct.SaveChangesAsync();
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}
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}
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}
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}//warranty expiry event
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//#todo: METER READING EVENT
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//MIGRATE_OUTSTANDING need meter reading object to complete unit notification for UnitMeterReadingMultipleExceeded
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//UnitMeterReadingMultipleExceeded = 26,//* UnitMeterReading object, Created, conditional on DecValue as the Multiple threshold, if passed then notifies
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//{
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//first remove any existing, potentially stale notifyevents for this exact object and notifyeventtype
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//await NotifyEventHelper.ClearPriorEventsForObject(ct, AyaType.Unit, o.Id, NotifyEventType.UnitMeterReadingMultipleExceeded);
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//then check if unit is still metered etc etc and do the rest once the unit meter reading is coded
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//}
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}
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}//end of process notifications
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/////////////////////////////////////////////////////////////////////
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}//eoc
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}//eons
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