117 lines
4.4 KiB
C#
117 lines
4.4 KiB
C#
using Indotalent.ConfigBackEnd.Extensions;
|
|
using Indotalent.Data.Entities;
|
|
using Indotalent.Data.Enums;
|
|
using Microsoft.EntityFrameworkCore;
|
|
|
|
namespace Indotalent.Infrastructure.Database.Demo;
|
|
|
|
public static class PurchaseRequisitionSeeder
|
|
{
|
|
public static async Task GenerateDataAsync(AppDbContext context)
|
|
{
|
|
if (await context.PurchaseRequisition.AnyAsync()) return;
|
|
|
|
var random = new Random();
|
|
var entityName = nameof(PurchaseRequisition);
|
|
var vendors = await context.Vendor.Select(x => x.Id).ToListAsync();
|
|
var taxes = await context.Tax.Select(x => x.Id).ToListAsync();
|
|
var products = await context.Product.ToListAsync();
|
|
|
|
if (!vendors.Any() || !taxes.Any() || !products.Any()) return;
|
|
|
|
var dateFinish = DateTime.Now;
|
|
var dateStart = new DateTime(dateFinish.AddMonths(-11).Year, dateFinish.AddMonths(-11).Month, 1);
|
|
|
|
for (DateTime date = dateStart; date <= dateFinish; date = date.AddMonths(1))
|
|
{
|
|
DateTime[] requisitionDates = GetRandomDays(date.Year, date.Month, 4);
|
|
|
|
foreach (var requisitionDate in requisitionDates)
|
|
{
|
|
var status = GetRandomStatus(random);
|
|
|
|
var autoNo = await context.GenerateAutoNumberAsync(
|
|
entityName: entityName,
|
|
prefixTemplate: $"{entityName.ToShortNameConsonant(3)}/{{Year}}/"
|
|
);
|
|
|
|
var purchaseRequisition = new PurchaseRequisition
|
|
{
|
|
AutoNumber = autoNo,
|
|
RequisitionDate = requisitionDate,
|
|
RequisitionStatus = status,
|
|
Description = $"Requisition for {requisitionDate:MMMM yyyy}",
|
|
VendorId = GetRandomValue(vendors, random),
|
|
TaxId = GetRandomValue(taxes, random),
|
|
};
|
|
await context.PurchaseRequisition.AddAsync(purchaseRequisition);
|
|
|
|
int numberOfItems = random.Next(2, 5);
|
|
for (int i = 0; i < numberOfItems; i++)
|
|
{
|
|
var qty = (double)random.Next(2, 5);
|
|
var product = products[random.Next(products.Count)];
|
|
|
|
var purchaseRequisitionItem = new PurchaseRequisitionItem
|
|
{
|
|
PurchaseRequisitionId = purchaseRequisition.Id,
|
|
ProductId = product.Id,
|
|
Summary = product.AutoNumber,
|
|
UnitPrice = product.UnitPrice,
|
|
Quantity = qty,
|
|
Total = (product.UnitPrice ?? 0m) * (decimal)qty
|
|
};
|
|
await context.PurchaseRequisitionItem.AddAsync(purchaseRequisitionItem);
|
|
}
|
|
|
|
await context.SaveChangesAsync();
|
|
context.RecalculatePurchaseRequisition(purchaseRequisition.Id);
|
|
await context.SaveChangesAsync();
|
|
}
|
|
}
|
|
}
|
|
|
|
private static PurchaseRequisitionStatus GetRandomStatus(Random random)
|
|
{
|
|
var statuses = new[] {
|
|
PurchaseRequisitionStatus.Draft,
|
|
PurchaseRequisitionStatus.Cancelled,
|
|
PurchaseRequisitionStatus.Confirmed,
|
|
PurchaseRequisitionStatus.Ordered
|
|
};
|
|
var weights = new[] { 1, 1, 4, 1 };
|
|
|
|
int totalWeight = weights.Sum();
|
|
int randomNumber = random.Next(0, totalWeight);
|
|
|
|
for (int i = 0; i < statuses.Length; i++)
|
|
{
|
|
if (randomNumber < weights[i]) return statuses[i];
|
|
randomNumber -= weights[i];
|
|
}
|
|
|
|
return PurchaseRequisitionStatus.Confirmed;
|
|
}
|
|
|
|
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();
|
|
}
|
|
} |