DetailedBatchSupplyChainQueryData ISupplyChainService.GetDetailedBatchSupplyChain(Guid batchId)
{
var result = new DetailedBatchSupplyChainQueryData();
var transfersOfThatBatch = medicineBatchTransferRepository.GetAll()
.Where(t => t.MedicineBatchId == batchId)
.ToList();
// Get all last tier transfers
var higestTier = transfersOfThatBatch.Max(t => t.Tier);
List <MedicineBatchTransfer> lastTierTransfers = transfersOfThatBatch
.Where(t => t.Tier == higestTier)
.ToList();
result.TransferChains = new List <List <MedicineBatchTransferQueryData> >();
// Trace backwards
foreach (var transfer in lastTierTransfers)
{
List <MedicineBatchTransferQueryData> transferChain = new List <MedicineBatchTransferQueryData>();
var iterator = transfer;
var transferPool = transfersOfThatBatch;
bool parentMatchCondition(MedicineBatchTransfer t) => t.ToId == iterator.FromId;
transferChain.Add(iterator.ToMedicineBatchTransferQueryData());
while (iterator.HasParent(transferPool, parentMatchCondition))
{
iterator = iterator.Parent(transferPool, parentMatchCondition).Single();
transferChain.Add(iterator.ToMedicineBatchTransferQueryData());
}
result.TransferChains.Add(transferChain);
}
// TODO: Trace tier backwards. There might be missing chains in which transfers have lower tier than the highest one of the whole batch supply chain.
// Calculate the summary section
CalculateSummarySection(result);
// Format the result
foreach (var chain in result.TransferChains)
{
chain.Reverse();
}
return(result);
}
DetailedBatchSupplyChainQueryData ISupplyChainService.GetBatchSupplyChain(Guid batchId, Guid retailerId)
{
var transfersOfThatBatch = medicineBatchTransferRepository.GetAll()
.Where(t => t.MedicineBatchId == batchId)
.ToList();
var transfersToRetailer = transfersOfThatBatch
.Where(t => t.ToId == retailerId)
.ToList();
var result = new DetailedBatchSupplyChainQueryData
{
TransferChains = new List <List <MedicineBatchTransferQueryData> >()
};
foreach (var transfer in transfersToRetailer)
{
// Trace backwards to get a full chain of that transfer.
List <MedicineBatchTransferQueryData> transferChain = new List <MedicineBatchTransferQueryData>();
var iterator = transfer;
var transferPool = transfersOfThatBatch;
bool parentMatchCondition(MedicineBatchTransfer t) => t.ToId == iterator.FromId;
transferChain.Add(iterator.ToMedicineBatchTransferQueryData());
while (iterator.HasParent(transferPool, parentMatchCondition))
{
iterator = iterator.Parent(transferPool, parentMatchCondition).Single();
transferChain.Add(iterator.ToMedicineBatchTransferQueryData());
}
result.TransferChains.Add(transferChain);
}
// Calculate the summary section
CalculateSummarySection(result);
// Format the result
foreach (var chain in result.TransferChains)
{
chain.Reverse();
}
return(result);
}
private static void CalculateSummarySection(DetailedBatchSupplyChainQueryData result)
{
var tempTransfers = new List <MedicineBatchTransferQueryData>();
foreach (var chain in result.TransferChains)
{
tempTransfers.AddRange(chain);
}
var tempTenants = new List <TenantQueryData>();
foreach (var transfer in tempTransfers)
{
tempTenants.Add(transfer.From);
tempTenants.Add(transfer.To);
}
result.TotalTransfers = (uint)tempTransfers.Count();
result.TotalTenants = (uint)tempTenants.GroupBy(t => t.Id).Count();
}
public IActionResult GetSupplyChain(Guid batchId,
[FromQuery] bool?isDetailed)
{
try
{
if (isDetailed.HasValue && isDetailed.Value == true)
{
DetailedBatchSupplyChainQueryData result = supplyChainService.GetDetailedBatchSupplyChain(batchId);
return(Ok(result));
}
else
{
BatchSupplyChainQueryData result = supplyChainService.GetSimpleBatchSupplyChain(batchId);
return(Ok(result));
}
}
catch (Exception ex)
{
return(StatusCode(StatusCodes.Status500InternalServerError, ex));
}
}
