Phase 2: Backend API Implementation - DTOs, Services, and Controllers

2025-11-23 15:55:03 +01:00
parent 0661bebd87
commit 9ed5adbfb5
22 changed files with 1066 additions and 33 deletions
@@ -0,0 +1,61 @@
+using Hospitality.Backend.DTOs;
+using Hospitality.Infrastructure.Data;
+using Microsoft.EntityFrameworkCore;
+
+namespace Hospitality.Backend.Services;
+
+public class QrCodeService : IQrCodeService
+{
+    private readonly HospitalityDbContext _context;
+
+    public QrCodeService(HospitalityDbContext context)
+    {
+        _context = context;
+    }
+
+    public async Task<PersonDetailResponse?> GetPersonByQrCodeAsync(Guid qrCode)
+    {
+        var person = await _context.People
+            .Include(p => p.Quotas)
+            .ThenInclude(q => q.Product)
+            .FirstOrDefaultAsync(p => p.QrCode == qrCode);
+
+        if (person == null) return null;
+
+        return new PersonDetailResponse(
+            person.Id,
+            person.GroupId,
+            person.QrCode,
+            person.Name,
+            person.Email,
+            person.PhoneNumber,
+            person.Quotas.Select(q => new QuotaResponse(
+                q.ProductId,
+                q.Product.Name,
+                q.Product.Type.ToString(),
+                q.InitialAmount,
+                q.UsedAmount,
+                q.RemainingAmount
+            )).ToList()
+        );
+    }
+
+    public async Task<IEnumerable<QuotaResponse>> GetQuotasByQrCodeAsync(Guid qrCode)
+    {
+        var quotas = await _context.PersonQuotas
+            .Include(q => q.Product)
+            .Include(q => q.Person)
+            .Where(q => q.Person.QrCode == qrCode)
+            .Select(q => new QuotaResponse(
+                q.ProductId,
+                q.Product.Name,
+                q.Product.Type.ToString(),
+                q.InitialAmount,
+                q.UsedAmount,
+                q.RemainingAmount
+            ))
+            .ToListAsync();
+
+        return quotas;
+    }
+}