506 lines
20 KiB
C#
506 lines
20 KiB
C#
using System.Linq;
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using System.Threading.Tasks;
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using Microsoft.EntityFrameworkCore;
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using Microsoft.AspNetCore.Mvc;
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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.Biz;
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using AyaNova.Models;
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using System.Collections.Generic;
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using Microsoft.Extensions.Logging;
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namespace AyaNova.Biz
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{
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internal class WidgetBiz : BizObject, IJobObject
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{
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internal WidgetBiz(AyContext dbcontext, long currentUserId, long userLocaleId, AuthorizationRoles UserRoles)
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{
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ct = dbcontext;
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UserId = currentUserId;
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UserLocaleId = userLocaleId;
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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)
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{
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return new WidgetBiz(ct, UserIdFromContext.Id(httpContext.Items), UserLocaleIdFromContext.Id(httpContext.Items), UserRolesFromContext.Roles(httpContext.Items));
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}
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//Version for internal use
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internal static WidgetBiz GetBizInternal(AyContext ct)
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{
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return new WidgetBiz(ct, 1, ServerBootConfig.AYANOVA_DEFAULT_LANGUAGE_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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//Get without logging
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internal async Task<Widget> GetNoLogAsync(long fetchId)
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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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return await ct.Widget.SingleOrDefaultAsync(m => m.Id == fetchId);
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}
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//Get one with logging
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internal async Task<Widget> GetAsync(long fetchId)
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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 (ret != null)
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{
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//Log
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EventLogProcessor.LogEventToDatabase(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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//route linked version for external api access
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internal async Task<Widget> CreateAsync(Widget inObj)
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{
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Validate(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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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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EventLogProcessor.LogEventToDatabase(new Event(UserId, outObj.Id, BizType, AyaEvent.Created), ct);
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SearchIndex(outObj, true);
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TagUtil.ProcessUpdateTagsInRepository(ct, outObj.Tags, null);
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return outObj;
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}
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}
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//Internal version for seeding
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internal Widget Create(AyContext TempContext, Widget inObj)
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{
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Validate(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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TempContext.Widget.Add(outObj);
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TempContext.SaveChanges();
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//Handle child and associated items:
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EventLogProcessor.LogEventToDatabase(new Event(UserId, outObj.Id, BizType, AyaEvent.Created), TempContext);
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SearchIndex(outObj, true);
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TagUtil.ProcessUpdateTagsInRepository(TempContext, 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);
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outObj.Name = Util.StringUtil.NameUniquify(outObj.Name,255);
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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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EventLogProcessor.LogEventToDatabase(new Event(UserId, outObj.Id, BizType, AyaEvent.Created), ct);
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SearchIndex(outObj, true);
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TagUtil.ProcessUpdateTagsInRepository(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 bool Put(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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//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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Validate(dbObj, SnapshotOfOriginalDBObj);
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if (HasErrors)
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return false;
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//Associated items
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EventLogProcessor.LogEventToDatabase(new Event(UserId, dbObj.Id, BizType, AyaEvent.Modified), ct);
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SearchIndex(dbObj, false);
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TagUtil.ProcessUpdateTagsInRepository(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 bool Patch(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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ct.Entry(dbObj).OriginalValues["ConcurrencyToken"] = concurrencyToken;
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Validate(dbObj, SnapshotOfOriginalDBObj);
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if (HasErrors)
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return false;
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//Associated items
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EventLogProcessor.LogEventToDatabase(new Event(UserId, dbObj.Id, BizType, AyaEvent.Modified), ct);
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SearchIndex(dbObj, false);
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TagUtil.ProcessUpdateTagsInRepository(ct, dbObj.Tags, SnapshotOfOriginalDBObj.Tags);
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return true;
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}
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private void SearchIndex(Widget obj, bool isNew)
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{
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//SEARCH INDEXING
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var SearchParams = new Search.SearchIndexProcessObjectParameters(UserLocaleId, obj.Id, BizType, obj.Name);
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SearchParams.AddWord(obj.Notes).AddWord(obj.Name).AddWord(obj.Serial).AddWord(obj.Tags);
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if (isNew)
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Search.ProcessNewObjectKeywords(SearchParams);
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else
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Search.ProcessUpdatedObjectKeywords(SearchParams);
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}
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////////////////////////////////////////////////////////////////////////////////////////////////
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//DELETE
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//
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internal bool Delete(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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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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ct.SaveChanges();
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//Associated items
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EventLogProcessor.DeleteObject(UserId, BizType, dbObj.Id, dbObj.Name, ct);
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ct.SaveChanges();
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Search.ProcessDeletedObjectKeywords(dbObj.Id, BizType);
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TagUtil.ProcessDeleteTagsInRepository(ct, dbObj.Tags);
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return true;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////
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// LISTS
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//
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public static FilterOptions FilterOptions(long localizeToLocaleId = 0)
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{
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//NOTE: All column names are lowercase to conform with Postgres AyaNova DB which uses lowercase for all identifiers
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//Also all list keys are lower case for consistency
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FilterOptions f = new FilterOptions("widget");
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f.
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AddField("id", "ID", AyDataType.Integer).
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AddField("name", "WidgetName", AyDataType.Text).
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AddField("serial", "WidgetSerial", AyDataType.Integer).
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AddField("notes", "WidgetNotes", AyDataType.Text).
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AddField("dollaramount", "WidgetDollarAmount", AyDataType.Decimal).
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AddField("active", "Active", AyDataType.Bool).
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AddField("startdate", "WidgetStartDate", AyDataType.Date).
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AddField("count", "WidgetCount", AyDataType.Integer).
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AddField("tags", "Tags", AyDataType.Tags).
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AddField("enddate", "WidgetEndDate", AyDataType.Date);
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if (localizeToLocaleId != 0)
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f.Localize(localizeToLocaleId);
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return f;
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}
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//get many (paged)
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internal async Task<ApiPagedResponse<Widget>> GetManyAsync(IUrlHelper Url, string routeName, PagingOptions pagingOptions)
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{
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pagingOptions.Offset = pagingOptions.Offset ?? PagingOptions.DefaultOffset;
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pagingOptions.Limit = pagingOptions.Limit ?? PagingOptions.DefaultLimit;
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//BUILD THE QUERY
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//base query
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var q = "SELECT *, xmin FROM AWIDGET ";
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//GET THE FILTER / SORT
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if (pagingOptions.DataFilterId > 0)
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{
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var TheFilter = await ct.DataFilter.FirstOrDefaultAsync(x => x.Id == pagingOptions.DataFilterId);
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//BUILD WHERE AND APPEND IT
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q = q + FilterSqlCriteriaBuilder.DataFilterToSQLCriteria(TheFilter, WidgetBiz.FilterOptions(), UserId);
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//BUILD ORDER BY AND APPEND IT
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q = q + FilterSqlOrderByBuilder.DataFilterToSQLOrderBy(TheFilter);
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}
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else
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{
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//GET DEFAULT ORDER BY
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q = q + FilterSqlOrderByBuilder.DefaultGetManyOrderBy();
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}
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#pragma warning disable EF1000
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var items = await ct.Widget
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.AsNoTracking()
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.FromSql(q)
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.Skip(pagingOptions.Offset.Value)
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.Take(pagingOptions.Limit.Value)
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.ToArrayAsync();
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var totalRecordCount = await ct.Widget
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.AsNoTracking()
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.FromSql(q)
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.CountAsync();
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#pragma warning restore EF1000
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var pageLinks = new PaginationLinkBuilder(Url, routeName, null, pagingOptions, totalRecordCount).PagingLinksObject();
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ApiPagedResponse<Widget> pr = new ApiPagedResponse<Widget>(items, pageLinks);
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return pr;
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}
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/// <summary>
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/// Get PickList
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/// </summary>
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/// <param name="Url"></param>
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/// <param name="routeName"></param>
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/// <param name="pagingOptions"></param>
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/// <returns></returns>
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internal ApiPagedResponse<NameIdItem> GetPickList(IUrlHelper Url, string routeName, PagingOptions pagingOptions)
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{
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pagingOptions.Offset = pagingOptions.Offset ?? PagingOptions.DefaultOffset;
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pagingOptions.Limit = pagingOptions.Limit ?? PagingOptions.DefaultLimit;
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var ret = PickListFetcher.GetPickList(ct, UserId, pagingOptions, FilterOptions(), "awidget");
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var pageLinks = new PaginationLinkBuilder(Url, routeName, null, pagingOptions, ret.TotalRecordCount).PagingLinksObject();
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ApiPagedResponse<NameIdItem> pr = new ApiPagedResponse<NameIdItem>(ret.Items, pageLinks);
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return pr;
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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 void Validate(Widget proposedObj, Widget currentObj)
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{
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//run validation and biz rules
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bool isNew = currentObj == null;
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// if (isNew)
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// {
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// //WARNING: this is not really the "current" object, it's been modified already by caller
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// // //NEW widgets must be active
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// // if (inObj.Active == null || ((bool)inObj.Active) == false)
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// // {
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// // AddError(ApiErrorCode.VALIDATION_INVALID_VALUE, "Active", "New widget must be active");
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// // }
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// }
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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 (ct.Widget.Any(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.Roles.IsValid())
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{
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AddError(ApiErrorCode.VALIDATION_INVALID_VALUE, "Roles");
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}
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//Any form customizations to validate?
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var FormCustomization = ct.FormCustom.SingleOrDefault(x => x.FormKey == FormAvailableFields.WIDGET_FORM_KEY);
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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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//for debug purposes
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#if (DEBUG)
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//TESTING
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//make a fake server error for ui testing purposes
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if (proposedObj.Count == 666)
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{
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AddError(ApiErrorCode.VALIDATION_INVALID_VALUE, "Count", "Test field server error");
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}
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if (proposedObj.DollarAmount == 666)
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{
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AddError(ApiErrorCode.INVALID_OPERATION, null, "This is a test of a general server error");
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}
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//TESTING
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#endif
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return;
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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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JobsBiz.UpdateJobStatus(job.GId, JobStatus.Running, ct);
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JobsBiz.LogJob(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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JobsBiz.LogJob(job.GId, "WidgetBiz::ProcessTestJob done sleeping setting job to finished", ct);
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JobsBiz.UpdateJobStatus(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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