2024-11-15 09:28:21 -07:00

215 lines
9.0 KiB
C#

using System.Text;
using MesaFabApproval.Shared.Models;
using Microsoft.Extensions.Caching.Memory;
namespace MesaFabApproval.API.Services;
public interface IPCRBService {
public Task CreateNewPCRB(PCRB pcrb);
public Task<IEnumerable<PCRB>> GetAllPCRBs(bool bypassCache);
public Task<PCRB> GetPCRBByPlanNumber(int planNumber, bool bypassCache);
public Task<PCRB> GetPCRBByTitle(string title, bool bypassCache);
public Task UpdatePCRB(PCRB pcrb);
public Task DeletePCRB(int planNumber);
}
public class PCRBService : IPCRBService {
private readonly ILogger<PCRBService> _logger;
private readonly IDalService _dalService;
private readonly IMemoryCache _cache;
private readonly IUserService _userService;
public PCRBService(ILogger<PCRBService> logger,
IDalService dalService,
IMemoryCache cache,
IUserService userService) {
_logger = logger ?? throw new ArgumentNullException("ILogger not injected");
_dalService = dalService ?? throw new ArgumentNullException("IDalService not injected");
_cache = cache ?? throw new ArgumentNullException("IMemoryCache not injected");
_userService = userService ?? throw new ArgumentNullException("IUserService not injected");
}
public async Task CreateNewPCRB(PCRB pcrb) {
try {
_logger.LogInformation("Attempting to create new PCRB");
if (pcrb is null) throw new ArgumentNullException("PCRB cannot be null");
StringBuilder queryBuilder = new();
queryBuilder.Append("insert into CCChangeControl (OwnerID, Title, ChangeLevel, ReasonForChange, ");
queryBuilder.Append("ChangeDescription, IsITAR, CurrentStep, InsertTimeStamp, LastUpdateDate) ");
queryBuilder.Append($"values ({pcrb.OwnerID}, '{pcrb.Title}', '{pcrb.ChangeLevel}', ");
queryBuilder.Append($"'{pcrb.ReasonForChange}', '{pcrb.ChangeDescription}', ");
queryBuilder.Append($"{Convert.ToInt32(pcrb.IsITAR)}, {pcrb.CurrentStep}, ");
queryBuilder.Append($"'{pcrb.InsertTimeStamp.ToString("yyyy-MM-dd HH:mm:ss")}', ");
queryBuilder.Append($"'{DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")}')");
int rowsCreated = await _dalService.ExecuteAsync(queryBuilder.ToString());
if (rowsCreated <= 0) throw new Exception("unable to insert new PCRB in the database");
} catch (Exception ex) {
_logger.LogError($"Unable to create new PCRB, because {ex.Message}");
throw;
}
}
public async Task<IEnumerable<PCRB>> GetAllPCRBs(bool bypassCache) {
try {
_logger.LogInformation("Attempting to get all PCRBs");
IEnumerable<PCRB>? allPCRBs = null;
if (!bypassCache) allPCRBs = _cache.Get<IEnumerable<PCRB>>("allPCRBs");
if (allPCRBs is null) {
string sql = "select * from CCChangeControl";
allPCRBs = (await _dalService.QueryAsync<PCRB>(sql)).ToList();
foreach (PCRB pcrb in allPCRBs) {
if (string.IsNullOrWhiteSpace(pcrb.OwnerName) && pcrb.OwnerID > 0)
pcrb.OwnerName = (await _userService.GetUserByUserId(pcrb.OwnerID)).GetFullName();
}
_cache.Set("allPCRBs", allPCRBs, DateTimeOffset.Now.AddHours(1));
}
if (allPCRBs is null || allPCRBs.Count() == 0)
throw new Exception("no PCRBs found");
return allPCRBs;
} catch (Exception ex) {
_logger.LogError($"Unable to get all PCRBs, because {ex.Message}");
throw;
}
}
public async Task<PCRB> GetPCRBByPlanNumber(int planNumber, bool bypassCache) {
try {
_logger.LogInformation("Attempting to get a PCRB by plan#");
if (planNumber <= 0) throw new ArgumentException($"{planNumber} is not a valid PCRB#");
PCRB? pcrb = null;
if (!bypassCache) pcrb = _cache.Get<PCRB>($"pcrb{planNumber}");
if (pcrb is null) {
string sql = $"select * from CCChangeControl where PlanNumber={planNumber}";
pcrb = (await _dalService.QueryAsync<PCRB>(sql)).FirstOrDefault();
if (pcrb is not null) {
if (string.IsNullOrWhiteSpace(pcrb.OwnerName) && pcrb.OwnerID > 0)
pcrb.OwnerName = (await _userService.GetUserByUserId(pcrb.OwnerID)).GetFullName();
_cache.Set($"pcrb{planNumber}", pcrb, DateTimeOffset.Now.AddHours(1));
_cache.Set($"pcrb{pcrb.Title}", pcrb, DateTimeOffset.Now.AddHours(1));
}
}
if (pcrb is null) throw new Exception($"unable to find PCRB {planNumber}");
return pcrb;
} catch (Exception ex) {
_logger.LogError($"Unable to get PCRB by Plan #, because {ex.Message}");
throw;
}
}
public async Task<PCRB> GetPCRBByTitle(string title, bool bypassCache) {
try {
_logger.LogInformation("Attempting to get a PCRB by title");
if (string.IsNullOrWhiteSpace(title)) throw new ArgumentException("Title cannot be null or empty");
PCRB? pcrb = null;
if (!bypassCache) pcrb = _cache.Get<PCRB>($"pcrb{title}");
if (pcrb is null) {
string sql = $"select * from CCChangeControl where Title='{title}'";
pcrb = (await _dalService.QueryAsync<PCRB>(sql)).FirstOrDefault();
if (pcrb is not null) {
if (string.IsNullOrWhiteSpace(pcrb.OwnerName) && pcrb.OwnerID > 0)
pcrb.OwnerName = (await _userService.GetUserByUserId(pcrb.OwnerID)).GetFullName();
_cache.Set($"pcrb{title}", pcrb, DateTimeOffset.Now.AddHours(1));
_cache.Set($"pcrb{pcrb.PlanNumber}", pcrb, DateTimeOffset.Now.AddHours(1));
}
}
if (pcrb is null) throw new Exception($"unable to find PCRB {title}");
return pcrb;
} catch (Exception ex) {
_logger.LogError($"Unable to get PCRB by title, because {ex.Message}");
throw;
}
}
public async Task UpdatePCRB(PCRB pcrb) {
try {
_logger.LogInformation($"Attempting to update PCRB");
if (pcrb is null) throw new ArgumentNullException("PCRB cannot be null");
StringBuilder queryBuilder = new();
queryBuilder.Append($"update CCChangeControl set OwnerID={pcrb.OwnerID}, ");
queryBuilder.Append($"Title='{pcrb.Title}', ChangeLevel='{pcrb.ChangeLevel}', ");
queryBuilder.Append($"CurrentStep={pcrb.CurrentStep}, ReasonForChange='{pcrb.ReasonForChange}', ");
queryBuilder.Append($"ChangeDescription='{pcrb.ChangeDescription}', ");
queryBuilder.Append($"IsITAR={Convert.ToInt32(pcrb.IsITAR)}, ");
queryBuilder.Append($"InsertTimeStamp='{pcrb.InsertTimeStamp.ToString("yyyy-MM-dd HH:mm:ss")}', ");
queryBuilder.Append($"LastUpdateDate='{DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")}' ");
queryBuilder.Append($"where PlanNumber={pcrb.PlanNumber}");
int rowsAffected = await _dalService.ExecuteAsync(queryBuilder.ToString());
if (rowsAffected <= 0) throw new Exception("unable to perform update in database");
_cache.Set($"pcrb{pcrb.Title}", pcrb, DateTimeOffset.Now.AddHours(1));
_cache.Set($"pcrb{pcrb.PlanNumber}", pcrb, DateTimeOffset.Now.AddHours(1));
IEnumerable<PCRB>? allPCRBs = _cache.Get<IEnumerable<PCRB>>("allPCRBs");
if (allPCRBs is not null) {
List<PCRB> pcrbList = allPCRBs.ToList();
pcrbList.RemoveAll(p => p.PlanNumber == pcrb.PlanNumber);
pcrbList.Add(pcrb);
_cache.Set("allPCRBs", pcrbList, DateTimeOffset.Now.AddHours(1));
}
} catch (Exception ex) {
_logger.LogError($"Unable to update PCRB, because {ex.Message}");
throw;
}
}
public async Task DeletePCRB(int planNumber) {
try {
_logger.LogInformation($"Attempting to delete PCRB {planNumber}");
if (planNumber <= 0) throw new ArgumentException($"{planNumber} is not a valid PCRB Plan #");
string sql = $"delete from CCChangeControl where PlanNumber={planNumber}";
int rowsAffected = await _dalService.ExecuteAsync(sql);
if (rowsAffected <= 0) throw new Exception("delete operation failed in database");
IEnumerable<PCRB>? allPCRBs = _cache.Get<IEnumerable<PCRB>>("allPCRBs");
if (allPCRBs is not null) {
List<PCRB> pcrbList = allPCRBs.ToList();
pcrbList.RemoveAll(p => p.PlanNumber == planNumber);
_cache.Set("allPCRBs", pcrbList, DateTimeOffset.Now.AddHours(1));
}
} catch (Exception ex) {
_logger.LogError($"Unable to delete PCRB {planNumber}, because {ex.Message}");
throw;
}
}
}