Files
raven/server/AyaNova/biz/WidgetBiz.cs
2018-10-04 00:16:17 +00:00

387 lines
14 KiB
C#

using System.Linq;
using System.Threading.Tasks;
using Microsoft.EntityFrameworkCore;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.JsonPatch;
using EnumsNET;
using AyaNova.Util;
using AyaNova.Api.ControllerHelpers;
using AyaNova.Biz;
using AyaNova.Models;
namespace AyaNova.Biz
{
internal class WidgetBiz : BizObject, IJobObject
{
internal WidgetBiz(AyContext dbcontext, long currentUserId, long userLocaleId, AuthorizationRoles UserRoles)
{
ct = dbcontext;
UserId = currentUserId;
UserLocaleId = userLocaleId;
CurrentUserRoles = UserRoles;
BizType = AyaType.Widget;
}
internal static WidgetBiz GetBiz(AyContext ct, Microsoft.AspNetCore.Http.HttpContext httpContext)
{
return new WidgetBiz(ct, UserIdFromContext.Id(httpContext.Items), UserLocaleIdFromContext.Id(httpContext.Items), UserRolesFromContext.Roles(httpContext.Items));
}
//Version for internal use
internal static WidgetBiz GetBizInternal(AyContext ct)
{
return new WidgetBiz(ct, 1, ServerBootConfig.AYANOVA_DEFAULT_LANGUAGE_ID, AuthorizationRoles.BizAdminFull);
}
////////////////////////////////////////////////////////////////////////////////////////////////
//CREATE
internal async Task<Widget> CreateAsync(Widget inObj)
{
Validate(inObj, true);
if (HasErrors)
return null;
else
{
//do stuff with widget
Widget outObj = inObj;
outObj.OwnerId = UserId;
await ct.Widget.AddAsync(outObj);
await ct.SaveChangesAsync();
//Handle child and associated items:
//EVENT LOG
EventLogProcessor.AddEntryToContextNoSave(new Event(UserId, outObj.Id, BizType, AyaEvent.Created), ct);
await ct.SaveChangesAsync();
//SEARCH INDEXING
Search.ProcessNewObjectKeywords(ct, UserLocaleId, outObj.Id, BizType, outObj.Name, outObj.Notes, outObj.Name);
return outObj;
}
}
////////////////////////////////////////////////////////////////////////////////////////////////
//CREATE
internal Widget Create(AyContext TempContext, Widget inObj)
{
Validate(inObj, true);
if (HasErrors)
return null;
else
{
//do stuff with widget
Widget outObj = inObj;
outObj.OwnerId = UserId;
TempContext.Widget.Add(outObj);
TempContext.SaveChanges();
//Handle child and associated items:
//EVENT LOG
EventLogProcessor.AddEntryToContextNoSave(new Event(UserId, outObj.Id, BizType, AyaEvent.Created), TempContext);
//SEARCH INDEXING
Search.ProcessNewObjectKeywords(TempContext, UserLocaleId, outObj.Id, BizType, outObj.Name, outObj.Notes, outObj.Name);
return outObj;
}
}
////////////////////////////////////////////////////////////////////////////////////////////////
/// GET
//Get one
internal async Task<Widget> GetAsync(long fetchId)
{
//This is simple so nothing more here, but often will be copying to a different output object or some other ops
var ret = await ct.Widget.SingleOrDefaultAsync(m => m.Id == fetchId);
if (ret != null)
{
//Log
EventLogProcessor.AddEntryToContextNoSave(new Event(UserId, fetchId, BizType, AyaEvent.Retrieved), ct);
ct.SaveChanges();
}
return ret;
}
//get many (paged)
internal async Task<ApiPagedResponse<Widget>> GetManyAsync(IUrlHelper Url, string routeName, PagingOptions pagingOptions)
{
pagingOptions.Offset = pagingOptions.Offset ?? PagingOptions.DefaultOffset;
pagingOptions.Limit = pagingOptions.Limit ?? PagingOptions.DefaultLimit;
var items = await ct.Widget
.OrderBy(m => m.Id)
.Skip(pagingOptions.Offset.Value)
.Take(pagingOptions.Limit.Value)
.ToArrayAsync();
var totalRecordCount = await ct.Widget.CountAsync();
var pageLinks = new PaginationLinkBuilder(Url, routeName, null, pagingOptions, totalRecordCount).PagingLinksObject();
ApiPagedResponse<Widget> pr = new ApiPagedResponse<Widget>(items, pageLinks);
return pr;
}
//get picklist (paged)
internal async Task<ApiPagedResponse<NameIdItem>> GetPickListAsync(IUrlHelper Url, string routeName, PagingOptions pagingOptions, string q)
{
pagingOptions.Offset = pagingOptions.Offset ?? PagingOptions.DefaultOffset;
pagingOptions.Limit = pagingOptions.Limit ?? PagingOptions.DefaultLimit;
NameIdItem[] items;
int totalRecordCount = 0;
if (!string.IsNullOrWhiteSpace(q))
{
items = await ct.Widget
.Where(m => EF.Functions.ILike(m.Name, q))
.OrderBy(m => m.Name)
.Skip(pagingOptions.Offset.Value)
.Take(pagingOptions.Limit.Value)
.Select(m => new NameIdItem()
{
Id = m.Id,
Name = m.Name
}).ToArrayAsync();
totalRecordCount = await ct.Widget.Where(m => EF.Functions.ILike(m.Name, q)).CountAsync();
}
else
{
items = await ct.Widget
.OrderBy(m => m.Name)
.Skip(pagingOptions.Offset.Value)
.Take(pagingOptions.Limit.Value)
.Select(m => new NameIdItem()
{
Id = m.Id,
Name = m.Name
}).ToArrayAsync();
totalRecordCount = await ct.Widget.CountAsync();
}
var pageLinks = new PaginationLinkBuilder(Url, routeName, null, pagingOptions, totalRecordCount).PagingLinksObject();
ApiPagedResponse<NameIdItem> pr = new ApiPagedResponse<NameIdItem>(items, pageLinks);
return pr;
}
////////////////////////////////////////////////////////////////////////////////////////////////
//UPDATE
//
//put
internal bool Put(Widget dbObj, Widget inObj)
{
//Replace the db object with the PUT object
CopyObject.Copy(inObj, dbObj, "Id");
//Set "original" value of concurrency token to input token
//this will allow EF to check it out
ct.Entry(dbObj).OriginalValues["ConcurrencyToken"] = inObj.ConcurrencyToken;
Validate(dbObj, false);
if (HasErrors)
return false;
//Log modification
EventLogProcessor.AddEntryToContextNoSave(new Event(UserId, dbObj.Id, BizType, AyaEvent.Modified), ct);
ct.SaveChanges();
//Update keywords
Search.ProcessUpdatedObjectKeywords(ct, UserLocaleId, dbObj.Id, BizType, dbObj.Name, dbObj.Notes, dbObj.Name);
return true;
}
//patch
internal bool Patch(Widget dbObj, JsonPatchDocument<Widget> objectPatch, uint concurrencyToken)
{
//Validate Patch is allowed
if (!ValidateJsonPatch<Widget>.Validate(this, objectPatch)) return false;
//Do the patching
objectPatch.ApplyTo(dbObj);
ct.Entry(dbObj).OriginalValues["ConcurrencyToken"] = concurrencyToken;
Validate(dbObj, false);
if (HasErrors)
return false;
//Log modification
EventLogProcessor.AddEntryToContextNoSave(new Event(UserId, dbObj.Id, BizType, AyaEvent.Modified), ct);
ct.SaveChanges();
//Update keywords
Search.ProcessUpdatedObjectKeywords(ct, UserLocaleId, dbObj.Id, BizType, dbObj.Name, dbObj.Notes, dbObj.Name);
return true;
}
////////////////////////////////////////////////////////////////////////////////////////////////
//DELETE
//
internal bool Delete(Widget dbObj)
{
//Determine if the object can be deleted, do the deletion tentatively
//Probably also in here deal with tags and associated search text etc
ValidateCanDelete(dbObj);
if (HasErrors)
return false;
ct.Widget.Remove(dbObj);
ct.SaveChanges();
//Delete sibling objects
//Event log process delete
EventLogProcessor.DeleteObject(UserId, BizType, dbObj.Id, dbObj.Name, ct);
ct.SaveChanges();
//Delete search index
Search.ProcessDeletedObjectKeywords(ct, dbObj.Id, BizType);
//TAGS
TagMapBiz.DeleteAllForObject(new AyaTypeId(BizType, dbObj.Id), ct);
ct.SaveChanges();
return true;
}
////////////////////////////////////////////////////////////////////////////////////////////////
//VALIDATION
//
//Can save or update?
private void Validate(Widget inObj, bool isNew)
{
//run validation and biz rules
if (isNew)
{
//NEW widgets must be active
if (inObj.Active == null || ((bool)inObj.Active) == false)
{
AddError(ValidationErrorType.InvalidValue, "Active", "New widget must be active");
}
}
//OwnerId required
if (!isNew)
{
if (inObj.OwnerId == 0)
AddError(ValidationErrorType.RequiredPropertyEmpty, "OwnerId");
}
//Name required
if (string.IsNullOrWhiteSpace(inObj.Name))
AddError(ValidationErrorType.RequiredPropertyEmpty, "Name");
//Name must be less than 255 characters
if (inObj.Name.Length > 255)
AddError(ValidationErrorType.LengthExceeded, "Name", "255 max");
//If name is otherwise OK, check that name is unique
if (!PropertyHasErrors("Name"))
{
//Use Any command is efficient way to check existance, it doesn't return the record, just a true or false
if (ct.Widget.Any(m => m.Name == inObj.Name && m.Id != inObj.Id))
{
AddError(ValidationErrorType.NotUnique, "Name");
}
}
//Start date AND end date must both be null or both contain values
if (inObj.StartDate == null && inObj.EndDate != null)
AddError(ValidationErrorType.RequiredPropertyEmpty, "StartDate");
if (inObj.StartDate != null && inObj.EndDate == null)
AddError(ValidationErrorType.RequiredPropertyEmpty, "EndDate");
//Start date before end date
if (inObj.StartDate != null && inObj.EndDate != null)
if (inObj.StartDate > inObj.EndDate)
AddError(ValidationErrorType.StartDateMustComeBeforeEndDate, "StartDate");
//Enum is valid value
if (!inObj.Roles.IsValid())
{
AddError(ValidationErrorType.InvalidValue, "Roles");
}
return;
}
//Can delete?
private void ValidateCanDelete(Widget inObj)
{
//whatever needs to be check to delete this object
}
////////////////////////////////////////////////////////////////////////////////////////////////
//JOB / OPERATIONS
//
public async Task HandleJobAsync(OpsJob job)
{
//Hand off the particular job to the corresponding processing code
//NOTE: If this code throws an exception the caller (JobsBiz::ProcessJobsAsync) will automatically set the job to failed and log the exeption so
//basically any error condition during job processing should throw up an exception if it can't be handled
switch (job.JobType)
{
case JobType.TestWidgetJob:
await ProcessTestJobAsync(job);
break;
default:
throw new System.ArgumentOutOfRangeException($"WidgetBiz.HandleJob-> Invalid job type{job.JobType.ToString()}");
}
}
/// <summary>
/// /// Handle the test job
/// </summary>
/// <param name="job"></param>
private async Task ProcessTestJobAsync(OpsJob job)
{
var sleepTime = 30 * 1000;
//Simulate a long running job here
JobsBiz.UpdateJobStatus(job.GId, JobStatus.Running, ct);
JobsBiz.LogJob(job.GId, $"WidgetBiz::ProcessTestJob started, sleeping for {sleepTime} seconds...", ct);
//Uncomment this to test if the job prevents other routes from running
//result is NO it doesn't prevent other requests, so we are a-ok for now
await Task.Delay(sleepTime);
JobsBiz.LogJob(job.GId, "WidgetBiz::ProcessTestJob done sleeping setting job to finished", ct);
JobsBiz.UpdateJobStatus(job.GId, JobStatus.Completed, ct);
}
//Other job handlers here...
/////////////////////////////////////////////////////////////////////
}//eoc
}//eons