368 lines
15 KiB
C#
368 lines
15 KiB
C#
using System.Threading.Tasks;
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using Microsoft.EntityFrameworkCore;
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using Microsoft.AspNetCore.JsonPatch;
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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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namespace AyaNova.Biz
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{
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internal class WidgetBiz : BizObject, IJobObject, ISearchAbleObject
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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//when called internally for internal ops there will be no context so need to set default values for that
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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(e => e.Id == id);
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}
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////////////////////////////////////////////////////////////////////////////////////////////////
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/// GET
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///
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///
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internal async Task<Widget> GetAsync(long fetchId, bool logTheGetEvent = true)
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{
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//This is simple so nothing more here, but often will be copying to a different output object or some other ops
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var ret = await ct.Widget.SingleOrDefaultAsync(m => m.Id == fetchId);
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if (logTheGetEvent && ret != null)
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{
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//Log
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await EventLogProcessor.LogEventToDatabaseAsync(new Event(UserId, fetchId, BizType, AyaEvent.Retrieved), ct);
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}
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return ret;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////
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//CREATE
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//Called from route and also seeder
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internal async Task<Widget> CreateAsync(Widget inObj)
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{
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await ValidateAsync(inObj, 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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//do stuff with widget
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Widget outObj = inObj;
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//Test get serial id visible id number from generator
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outObj.Serial = ServerBootConfig.WIDGET_SERIAL.GetNext();
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outObj.Tags = TagUtil.NormalizeTags(outObj.Tags);
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outObj.CustomFields = JsonUtil.CompactJson(outObj.CustomFields);
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//Save to db
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await ct.Widget.AddAsync(outObj);
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await ct.SaveChangesAsync();
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//Handle child and associated items:
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await EventLogProcessor.LogEventToDatabaseAsync(new Event(UserId, outObj.Id, BizType, AyaEvent.Created), ct);
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await SearchIndexAsync(outObj, true);
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await TagUtil.ProcessUpdateTagsInRepositoryAsync(ct, outObj.Tags, null);
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return outObj;
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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(Widget dbObj)
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{
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Widget outObj = new Widget();
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CopyObject.Copy(dbObj, outObj, "Wiki");
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// outObj.Name = Util.StringUtil.NameUniquify(outObj.Name, 255);
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//generate unique name
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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(dbObj.Name, l++, 255);
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NotUnique = await ct.Widget.AnyAsync(m => m.Name == newUniqueName);
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} while (NotUnique);
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outObj.Name = newUniqueName;
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outObj.Id = 0;
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outObj.ConcurrencyToken = 0;
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//Test get serial id visible id number from generator
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outObj.Serial = ServerBootConfig.WIDGET_SERIAL.GetNext();
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await ct.Widget.AddAsync(outObj);
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await ct.SaveChangesAsync();
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//Handle child and associated items:
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await EventLogProcessor.LogEventToDatabaseAsync(new Event(UserId, outObj.Id, BizType, AyaEvent.Created), ct);
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await SearchIndexAsync(outObj, true);
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await TagUtil.ProcessUpdateTagsInRepositoryAsync(ct, outObj.Tags, null);
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return outObj;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////
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//UPDATE
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//
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//put
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internal async Task<bool> PutAsync(Widget dbObj, Widget inObj)
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{
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//make a snapshot of the original for validation but update the original to preserve workflow
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Widget SnapshotOfOriginalDBObj = new Widget();
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CopyObject.Copy(dbObj, SnapshotOfOriginalDBObj);
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//Replace the db object with the PUT object
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CopyObject.Copy(inObj, dbObj, "Id,Serial");
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dbObj.Tags = TagUtil.NormalizeTags(dbObj.Tags);
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dbObj.CustomFields = JsonUtil.CompactJson(dbObj.CustomFields);
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//Set "original" value of concurrency token to input token
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//this will allow EF to check it out
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ct.Entry(dbObj).OriginalValues["ConcurrencyToken"] = inObj.ConcurrencyToken;
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await ValidateAsync(dbObj, SnapshotOfOriginalDBObj);
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if (HasErrors)
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return false;
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//Log event and save context
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await EventLogProcessor.LogEventToDatabaseAsync(new Event(UserId, dbObj.Id, BizType, AyaEvent.Modified), ct);
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await SearchIndexAsync(dbObj, false);
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await TagUtil.ProcessUpdateTagsInRepositoryAsync(ct, dbObj.Tags, SnapshotOfOriginalDBObj.Tags);
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return true;
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}
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//patch
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internal async Task<bool> PatchAsync(Widget dbObj, JsonPatchDocument<Widget> objectPatch, uint concurrencyToken)
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{
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//Validate Patch is allowed
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//Note: Id and Serial are all checked for and disallowed in the validate code by default
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if (!ValidateJsonPatch<Widget>.Validate(this, objectPatch)) return false;
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//make a snapshot of the original for validation but update the original to preserve workflow
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Widget SnapshotOfOriginalDBObj = new Widget();
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CopyObject.Copy(dbObj, SnapshotOfOriginalDBObj);
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//Do the patching
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objectPatch.ApplyTo(dbObj);
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dbObj.Tags = TagUtil.NormalizeTags(dbObj.Tags);
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dbObj.CustomFields = JsonUtil.CompactJson(dbObj.CustomFields);
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ct.Entry(dbObj).OriginalValues["ConcurrencyToken"] = concurrencyToken;
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await ValidateAsync(dbObj, SnapshotOfOriginalDBObj);
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if (HasErrors)
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return false;
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//Log event and save context
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await EventLogProcessor.LogEventToDatabaseAsync(new Event(UserId, dbObj.Id, BizType, AyaEvent.Modified), ct);
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await SearchIndexAsync(dbObj, false);
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await TagUtil.ProcessUpdateTagsInRepositoryAsync(ct, dbObj.Tags, SnapshotOfOriginalDBObj.Tags);
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return true;
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}
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private async Task SearchIndexAsync(Widget obj, bool isNew)
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{
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//SEARCH INDEXING
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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(m => m.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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//DELETE
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//
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internal async Task<bool> DeleteAsync(Widget dbObj)
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{
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//Determine if the object can be deleted, do the deletion tentatively
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//Probably also in here deal with tags and associated search text etc
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//NOT REQUIRED NOW BUT IF IN FUTURE ValidateCanDelete(dbObj);
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if (HasErrors)
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return false;
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ct.Widget.Remove(dbObj);
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await ct.SaveChangesAsync();
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//Log event
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await EventLogProcessor.DeleteObjectLogAsync(UserId, BizType, dbObj.Id, dbObj.Name, ct);
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await Search.ProcessDeletedObjectKeywordsAsync(dbObj.Id, BizType);
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await TagUtil.ProcessDeleteTagsInRepositoryAsync(ct, dbObj.Tags);
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return true;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////
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//VALIDATION
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//
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//Can save or update?
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private async Task ValidateAsync(Widget proposedObj, Widget currentObj)
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{
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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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bool isNew = currentObj == null;
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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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//Name must be less than 255 characters
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if (proposedObj.Name.Length > 255)
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AddError(ApiErrorCode.VALIDATION_LENGTH_EXCEEDED, "Name", "255 max");
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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(m => m.Name == proposedObj.Name && m.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(x => x.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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//Can delete?
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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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////////////////////////////////////////////////////////////////////////////////////////////////
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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.TestWidgetJob:
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await ProcessTestJobAsync(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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/// <summary>
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/// /// Handle the test job
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/// </summary>
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/// <param name="job"></param>
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private async Task ProcessTestJobAsync(OpsJob job)
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{
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var sleepTime = 30 * 1000;
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//Simulate a long running job here
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await JobsBiz.UpdateJobStatusAsync(job.GId, JobStatus.Running, ct);
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await JobsBiz.LogJobAsync(job.GId, $"WidgetBiz::ProcessTestJob started, sleeping for {sleepTime} seconds...", ct);
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//Uncomment this to test if the job prevents other routes from running
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//result is NO it doesn't prevent other requests, so we are a-ok for now
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await Task.Delay(sleepTime);
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await JobsBiz.LogJobAsync(job.GId, "WidgetBiz::ProcessTestJob done sleeping setting job to finished", ct);
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await JobsBiz.UpdateJobStatusAsync(job.GId, JobStatus.Completed, ct);
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}
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//Other job handlers here...
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/////////////////////////////////////////////////////////////////////
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}//eoc
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}//eons
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