initial commit

2026-07-21 15:03:40 +07:00
commit 5c20bb8a9e
2752 changed files with 864209 additions and 0 deletions
@@ -0,0 +1,79 @@
+using Application.Common.Repositories;
+using Domain.Entities;
+
+namespace Application.Features.NumberSequenceManager;
+
+public class NumberSequenceService
+{
+
+    private readonly object lockObject = new object();
+    private readonly ICommandRepository<NumberSequence> _repository;
+    private readonly IUnitOfWork _unitOfWork;
+
+    public NumberSequenceService(
+        ICommandRepository<NumberSequence> repository,
+        IUnitOfWork unitOfWork
+        )
+    {
+        _repository = repository;
+        _unitOfWork = unitOfWork;
+    }
+
+    private NumberSequence? GetNumberSequence(string entityName, string prefix, string suffix)
+    {
+        return _repository.GetQuery()
+            .FirstOrDefault(ns => ns.EntityName == entityName && ns.Prefix == prefix && ns.Suffix == suffix);
+    }
+
+    private void UpdateNumberSequence(NumberSequence sequence)
+    {
+        sequence.LastUsedCount++;
+        _unitOfWork.Save();
+    }
+
+    private NumberSequence InsertNumberSequence(string entityName, string prefix, string suffix)
+    {
+        NumberSequence newSequence = new NumberSequence
+        {
+            EntityName = entityName,
+            Prefix = prefix,
+            Suffix = suffix,
+            LastUsedCount = 1
+        };
+
+        _repository.Create(newSequence);
+        _unitOfWork.Save();
+
+        return newSequence;
+    }
+
+    public string GenerateNumber(string entityName, string prefix, string suffix, bool useDate = true, int padding = 4)
+    {
+        var result = string.Empty;
+
+        if (string.IsNullOrEmpty(entityName))
+        {
+            throw new Exception("Parameter entityName must not be null");
+        }
+
+        lock (lockObject)
+        {
+            NumberSequence? sequence = GetNumberSequence(entityName, prefix, suffix);
+
+            if (sequence != null)
+            {
+                UpdateNumberSequence(sequence);
+            }
+            else
+            {
+                sequence = InsertNumberSequence(entityName, prefix, suffix);
+            }
+
+            string formattedNumber = $"{prefix}{sequence?.LastUsedCount?.ToString().PadLeft(padding, '0')}{(useDate ? DateTime.Now.ToString("yyyyMMdd") : "")}{suffix}";
+            result = formattedNumber;
+        }
+
+        return result;
+    }
+
+}