initial commit

Infrastructure/Database/Demo/LeadActivitySeeder.cs

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+using Indotalent.ConfigBackEnd.Extensions;
+using Indotalent.Data.Entities;
+using Indotalent.Data.Enums;
+using Microsoft.EntityFrameworkCore;
+
+namespace Indotalent.Infrastructure.Database.Demo;
+
+public static class LeadActivitySeeder
+{
+    public static async Task GenerateDataAsync(AppDbContext context)
+    {
+        if (await context.LeadActivity.AnyAsync()) return;
+
+        var random = new Random();
+        var entityName = nameof(LeadActivity);
+        var dateFinish = DateTime.Now;
+        var dateStart = new DateTime(dateFinish.AddMonths(-11).Year, dateFinish.AddMonths(-11).Month, 1);
+
+        var leads = await context.Lead.Select(l => l.Id).ToListAsync();
+
+        if (!leads.Any()) return;
+
+        var activityTypeValues = Enum.GetValues(typeof(LeadActivityType)).Cast<LeadActivityType>().ToList();
+
+        for (DateTime date = dateStart; date <= dateFinish; date = date.AddMonths(1))
+        {
+            DateTime[] activityDates = GetRandomDays(date.Year, date.Month, 10);
+
+            foreach (var activityDate in activityDates)
+            {
+                var leadId = GetRandomValue(leads, random);
+                var fromDate = activityDate;
+                var toDate = fromDate.AddHours(random.Next(1, 5));
+
+                var autoNo = await context.GenerateAutoNumberAsync(
+                    entityName: entityName,
+                    prefixTemplate: $"{entityName.ToShortNameConsonant(3)}/{{Year}}/"
+                );
+
+                var leadActivity = new LeadActivity
+                {
+                    LeadId = leadId,
+                    AutoNumber = autoNo,
+                    Summary = $"Activity on {fromDate:MMMM d, yyyy}",
+                    Description = $"Description for activity on {fromDate:MMMM d, yyyy}",
+                    FromDate = fromDate,
+                    ToDate = toDate,
+                    Type = activityTypeValues[random.Next(activityTypeValues.Count)],
+                    AttachmentName = random.Next(1, 100) % 2 == 0 ? $"file_{random.Next(1, 100)}.pdf" : null
+                };
+
+                await context.LeadActivity.AddAsync(leadActivity);
+            }
+        }
+
+        await context.SaveChangesAsync();
+    }
+
+    private static string GetRandomValue(List<string> list, Random random)
+    {
+        return list[random.Next(list.Count)];
+    }
+
+    private static DateTime[] GetRandomDays(int year, int month, int count)
+    {
+        var random = new Random();
+        int daysInMonthCount = DateTime.DaysInMonth(year, month);
+        var daysInMonth = Enumerable.Range(1, daysInMonthCount).ToList();
+        var selectedDays = new List<int>();
+
+        for (int i = 0; i < count && daysInMonth.Count > 0; i++)
+        {
+            int day = daysInMonth[random.Next(daysInMonth.Count)];
+            selectedDays.Add(day);
+            daysInMonth.Remove(day);
+        }
+
+        return selectedDays.Select(day => new DateTime(year, month, day)).ToArray();
+    }
+}