Documents: restructure Documents/ directory

Elwig/Documents/DeliveryJournal.cs

@@ -0,0 +1,33 @@
+using Elwig.Helpers;
+using Elwig.Models;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace Elwig.Documents {
+    public class DeliveryJournal : Document {
+
+        public string Filter;
+        public IEnumerable<DeliveryPart> Deliveries;
+
+        public DeliveryJournal(string filter, IEnumerable<DeliveryPart> deliveries) : base($"Lieferjournal {filter}") {
+            Filter = filter;
+            Deliveries = deliveries;
+        }
+
+        public DeliveryJournal(string filter, IQueryable<DeliveryPart> deliveries) :
+            this(filter, deliveries
+                .Include(p => p.Delivery).ThenInclude(d => d.Member)
+                .Include(p => p.Variant)
+                .ToList()) { }
+
+        public DeliveryJournal(AppDbContext ctx, DateOnly date) :
+            this(date.ToString("dd.MM.yyyy"), ctx.DeliveryParts
+                .Where(p => p.Delivery.DateString == date.ToString("yyy-MM-dd"))
+                .OrderBy(p => p.Delivery.DateString)
+                .ThenBy(p => p.Delivery.TimeString)
+                .ThenBy(p => p.Delivery.LsNr)
+                .ThenBy(p => p.DPNr)) { }
+    }
+}