334 lines
12 KiB
C#
334 lines
12 KiB
C#
using System.Linq;
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using System.Threading.Tasks;
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using System.Collections.Generic;
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using Microsoft.EntityFrameworkCore;
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using Newtonsoft.Json.Linq;
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using Newtonsoft.Json;
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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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using AyaNova.DataList;
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namespace AyaNova.Biz
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{
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internal class DataListSavedFilterBiz : BizObject
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{
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internal DataListSavedFilterBiz(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.DataListSavedFilter;
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}
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internal static DataListSavedFilterBiz 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 DataListSavedFilterBiz(ct, UserIdFromContext.Id(httpContext.Items), UserTranslationIdFromContext.Id(httpContext.Items), UserRolesFromContext.Roles(httpContext.Items));
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else
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return new DataListSavedFilterBiz(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.DataListSavedFilter.AnyAsync(z => z.Id == id);
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}
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////////////////////////////////////////////////////////////////////////////////////////////////
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//CREATE
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internal async Task<DataListSavedFilter> CreateAsync(DataListSavedFilter inObj)
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{
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await ValidateAsync(inObj, true);
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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 datafilter
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DataListSavedFilter outObj = inObj;
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outObj.UserId = UserId;
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await ct.DataListSavedFilter.AddAsync(outObj);
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await ct.SaveChangesAsync();
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//Handle child and associated items:
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//EVENT LOG
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await EventLogProcessor.LogEventToDatabaseAsync(new Event(UserId, outObj.Id, BizType, AyaEvent.Created), ct);
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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<DataListSavedFilter> DuplicateAsync(DataListSavedFilter dbObject)
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{
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DataListSavedFilter outObj = new DataListSavedFilter();
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CopyObject.Copy(dbObject, outObj);
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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(dbObject.Name, l++, 255);
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NotUnique = await ct.DataListSavedFilter.AnyAsync(z => z.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.Concurrency = 0;
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await ct.DataListSavedFilter.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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return outObj;
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}
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////////////////////////////////////////////////////////////////////////////////////////////////
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/// GET
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//Get one
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internal async Task<DataListSavedFilter> 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.DataListSavedFilter.SingleOrDefaultAsync(z => z.Id == fetchId && (z.Public == true || z.UserId == UserId));
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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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//get ViewList (NOT PAGED)
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internal async Task<List<NameIdItem>> GetViewListAsync(string listKey)
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{
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List<NameIdItem> items = new List<NameIdItem>();
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if (!string.IsNullOrWhiteSpace(listKey))
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{
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items = await ct.DataListSavedFilter
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.AsNoTracking()
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.Where(z => z.ListKey == listKey && (z.Public == true || z.UserId == UserId))
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.OrderBy(z => z.Name)
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.Select(z => new NameIdItem()
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{
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Id = z.Id,
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Name = z.Name
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}).ToListAsync();
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}
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return items;
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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(DataListSavedFilter dbObject, DataListSavedFilter inObj)
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{
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//preserve the owner ID if none was specified
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if (inObj.UserId == 0)
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inObj.UserId = dbObject.UserId;
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//Replace the db object with the PUT object
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CopyObject.Copy(inObj, dbObject, "Id");
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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(dbObject).OriginalValues["Concurrency"] = inObj.Concurrency;
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await ValidateAsync(dbObject, false);
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if (HasErrors)
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return false;
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await ct.SaveChangesAsync();
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//Log modification and save context
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await EventLogProcessor.LogEventToDatabaseAsync(new Event(UserId, dbObject.Id, BizType, AyaEvent.Modified), ct);
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return true;
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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(DataListSavedFilter dbObject)
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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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//FUTURE POSSIBLE NEED
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//ValidateCanDelete(dbObject);
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if (HasErrors)
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return false;
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ct.DataListSavedFilter.Remove(dbObject);
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await ct.SaveChangesAsync();
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//Delete sibling objects
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//Event log process delete
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await EventLogProcessor.DeleteObjectLogAsync(UserId, BizType, dbObject.Id, dbObject.Name, ct);
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//Delete search index
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//Search.ProcessDeletedObjectKeywords(dbObject.Id, BizType);
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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(DataListSavedFilter inObj, bool isNew)
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{
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//UserId required
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if (!isNew)
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{
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if (inObj.UserId == 0)
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AddError(ApiErrorCode.VALIDATION_REQUIRED, "UserId");
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}
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//Name required
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if (string.IsNullOrWhiteSpace(inObj.Name))
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AddError(ApiErrorCode.VALIDATION_REQUIRED, "Name");
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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.DataListSavedFilter.AnyAsync(z => z.Name == inObj.Name && z.Id != inObj.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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if (string.IsNullOrWhiteSpace(inObj.Filter))
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AddError(ApiErrorCode.VALIDATION_REQUIRED, "Filter");
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if (string.IsNullOrWhiteSpace(inObj.ListKey))
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AddError(ApiErrorCode.VALIDATION_REQUIRED, "ListKey");
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var DataList = DataListFactory.GetAyaDataList(inObj.ListKey);
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if (DataList == null)
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{
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AddError(ApiErrorCode.VALIDATION_INVALID_VALUE, "ListKey", $"ListKey \"{inObj.ListKey}\" DataListKey is not valid");
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}
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if (inObj.ListKey.Length > 255)
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AddError(ApiErrorCode.VALIDATION_LENGTH_EXCEEDED, "ListKey", "255 max");
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//check if filter can be reconstructed into a C# filter object
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try
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{
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List<DataListFilterOption> dataListFilterOptions = JsonConvert.DeserializeObject<List<DataListFilterOption>>(inObj.Filter);
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}
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catch (System.Exception ex)
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{
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AddError(ApiErrorCode.VALIDATION_INVALID_VALUE, "Filter", "Filter is not valid JSON string, can't convert to List<DataListFilterOption>, error: " + ex.Message);
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}
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// //Filter json must parse
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// //this is all automated normally so not going to do too much parsing here
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// //just ensure it's basically there
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// if (!string.IsNullOrWhiteSpace(inObj.ListView))
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// {
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// try
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// {
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// var v = JArray.Parse(inObj.ListView);
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// for (int i = 0; i < v.Count; i++)
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// {
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// var filterItem = v[i];
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// if (filterItem["fld"] == null)
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// AddError(ApiErrorCode.VALIDATION_REQUIRED, "ListView", $"ListView array item {i}, object is missing required \"fld\" property ");
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// else
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// {
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// var fld = filterItem["fld"].Value<string>();
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// if (string.IsNullOrWhiteSpace(fld))
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// AddError(ApiErrorCode.VALIDATION_REQUIRED, "ListView", $"ListView array item {i}, \"fld\" property is empty and required");
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// //validate the field name if we can
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// if (DataList != null)
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// {
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// var TheField = DataList.FieldDefinitions.SingleOrDefault(z => z.FieldKey.ToLowerInvariant() == fld.ToLowerInvariant());
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// if (TheField == null)
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// {
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// AddError(ApiErrorCode.VALIDATION_INVALID_VALUE, "ListView", $"ListView array item {i}, fld property value \"{fld}\" is not a valid value for ListKey specified");
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// }
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// }
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// }
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// //NOTE: value of nothing, null or empty is a valid value so no checking for it here
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// }
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// }
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// catch (Newtonsoft.Json.JsonReaderException ex)
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// {
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// AddError(ApiErrorCode.VALIDATION_INVALID_VALUE, "ListView", "ListView is not valid JSON string: " + ex.Message);
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// }
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// }
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return;
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}
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/////////////////////////////////////////////////////////////////////
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}//eoc
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}//eons
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