Files
raven/server/AyaNova/biz/DataListTemplateBiz.cs
2020-01-27 19:39:00 +00:00

125 lines
4.3 KiB
C#

using System.Linq;
using System.Threading.Tasks;
using Microsoft.EntityFrameworkCore;
using Newtonsoft.Json.Linq;
using AyaNova.Util;
using AyaNova.Api.ControllerHelpers;
using AyaNova.Models;
using AyaNova.DataList;
namespace AyaNova.Biz
{
internal class DataListTemplateBiz : BizObject
{
internal DataListTemplateBiz(AyContext dbcontext, long currentUserId, long userLocaleId, AuthorizationRoles UserRoles)
{
ct = dbcontext;
UserId = currentUserId;
UserLocaleId = userLocaleId;
CurrentUserRoles = UserRoles;
BizType = AyaType.DataListFilter;
}
internal static DataListTemplateBiz GetBiz(AyContext ct, Microsoft.AspNetCore.Http.HttpContext httpContext)
{
return new DataListTemplateBiz(ct, UserIdFromContext.Id(httpContext.Items), UserLocaleIdFromContext.Id(httpContext.Items), UserRolesFromContext.Roles(httpContext.Items));
}
//Version for internal use
internal static DataListTemplateBiz GetBizInternal(AyContext ct)
{
return new DataListTemplateBiz(ct, 1, ServerBootConfig.AYANOVA_DEFAULT_LANGUAGE_ID, AuthorizationRoles.BizAdminFull);
}
////////////////////////////////////////////////////////////////////////////////////////////////
/// GET
internal async Task<DataListTemplate> GetAsync(string DataListKey, bool log, IAyaDataList dataList)
{
//DataListKey always exists, if not in db then in default form
var ret = await ct.DataListTemplate.SingleOrDefaultAsync(m => m.DataListKey == DataListKey);
//Not in db? then put it in the db with the default then return it
if (ret == null)
{
ret = new DataListTemplate();
ret.DataListKey = dataList.ListKey;
ret.Template = dataList.DefaultDataListDisplayTemplate;
await ct.DataListTemplate.AddAsync(ret);
await ct.SaveChangesAsync();
}
if (log)
{
//Log
await EventLogProcessor.LogEventToDatabaseAsync(new Event(UserId, ret.Id, BizType, AyaEvent.Retrieved), ct);
}
return ret;
}
////////////////////////////////////////////////////////////////////////////////////////////////
//UPDATE
//
//put
internal async Task<bool> PutAsync(DataListTemplate dbObj, DataListTemplate inObj, IAyaDataList dataList)
{
//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;
if (!dataList.ValidateTemplate(dbObj.Template))
{
AddError(ApiErrorCode.VALIDATION_INVALID_VALUE, "Template");
}
if (HasErrors)
return false;
await ct.SaveChangesAsync();
//Log modification and save context
await EventLogProcessor.LogEventToDatabaseAsync(new Event(UserId, dbObj.Id, BizType, AyaEvent.Modified), ct);
return true;
}
////////////////////////////////////////////////////////////////////////////////////////////////
//DELETE
//
internal async Task<bool> DeleteAsync(DataListTemplate dbObj)
{
//no validation required, we have defaults so this is ok anytime
ct.DataListTemplate.Remove(dbObj);
await ct.SaveChangesAsync();
//Event log process delete
await EventLogProcessor.DeleteObjectLogAsync(UserId, BizType, dbObj.Id, dbObj.DataListKey, ct);
return true;
}
////////////////////////////////////////////////////////////////////////////////////////////////
//VALIDATION
// nothing special required here, it's all tightly controlled and datalist has validation code built in
/////////////////////////////////////////////////////////////////////
}//eoc
}//eons