feat(api): .NET 10 multi-tenant REST API
Full backend implementation: - Multi-tenant cafe/restaurant management (menus, orders, tables, staff) - POS order flow with ZarinPal and Snappfood payment integration - OTP authentication via Kavenegar SMS - QR digital menu with public discover/finder endpoints - Customer loyalty, coupons, CRM - PostgreSQL via EF Core, Redis for caching/sessions - Background jobs, webhook handlers - Full migration history Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
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soroush.asadi
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using Meezi.Core.Branding;
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using Meezi.Core.Entities;
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using Meezi.Core.Enums;
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using Meezi.Infrastructure.Branding;
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using Meezi.Infrastructure.Discover;
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using Microsoft.EntityFrameworkCore;
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using Microsoft.Extensions.Logging;
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namespace Meezi.Infrastructure.Data;
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/// <summary>Seeds 30 Persian showcase cafés for public discover (development only).</summary>
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public static class DiscoverShowcaseSeeder
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{
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private static readonly string[] ReviewAuthors = ["سارا", "علی", "مینا", "رضا", "نازنین"];
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private static readonly string[] ReviewComments =
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[
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"فضا و نوشیدنی عالی بود.",
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"سرویس سریع، پیشنهاد میکنم.",
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"مناسب قرار و کار.",
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"قیمت مناسب برای کیفیت.",
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"دسر و قهوه خوشمزه بود.",
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];
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public static async Task SeedAsync(AppDbContext db, ILogger logger)
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{
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var addedCafes = 0;
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foreach (var spec in DiscoverShowcaseCatalog.Cafes)
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{
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var cafe = await db.Cafes.FirstOrDefaultAsync(c => c.Id == spec.Id);
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if (cafe is null)
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{
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cafe = new Cafe
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{
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Id = spec.Id,
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Name = spec.Name,
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NameEn = spec.Slug.Replace('-', ' '),
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Slug = spec.Slug,
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City = spec.City,
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Address = spec.Address,
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Description = spec.Description,
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PlanTier = spec.PlanTier,
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PreferredLanguage = "fa",
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IsVerified = true,
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DiscoverProfileJson = CafeDiscoverProfileSerializer.Serialize(spec.Profile),
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DiscoverBadgesJson = DiscoverBadgesSerializer.Serialize(spec.Badges),
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ThemeJson = CafeThemeSerializer.Serialize(new CafeTheme
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{
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PaletteId = CafeThemeDefaults.PaletteMeeziGreen,
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PanelStyle = CafeThemeDefaults.PanelModern,
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MenuStyle = CafeThemeDefaults.MenuCards,
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Density = CafeThemeDefaults.DensityComfortable,
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Radius = CafeThemeDefaults.RadiusMd
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})
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};
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db.Cafes.Add(cafe);
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var branchId = BranchId(spec.Id);
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db.Branches.Add(new Branch
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{
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Id = branchId,
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CafeId = spec.Id,
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Name = "شعبه اصلی",
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City = spec.City,
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Address = spec.Address,
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Phone = "02100000000",
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IsActive = true,
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CreatedAt = DateTime.UtcNow,
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UpdatedAt = DateTime.UtcNow
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});
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db.Employees.Add(new Employee
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{
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Id = OwnerId(spec.Id),
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CafeId = spec.Id,
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BranchId = branchId,
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Name = $"مدیر {spec.Name}",
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Phone = spec.OwnerPhone,
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Role = EmployeeRole.Owner,
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BaseSalary = 0
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});
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await db.SaveChangesAsync();
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addedCafes++;
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}
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else
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{
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var changed = false;
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if (string.IsNullOrEmpty(cafe.DiscoverProfileJson))
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{
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cafe.DiscoverProfileJson = CafeDiscoverProfileSerializer.Serialize(spec.Profile);
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changed = true;
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}
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if (string.IsNullOrEmpty(cafe.DiscoverBadgesJson) && spec.Badges is { Count: > 0 })
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{
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cafe.DiscoverBadgesJson = DiscoverBadgesSerializer.Serialize(spec.Badges);
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changed = true;
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}
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if (!cafe.IsVerified)
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{
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cafe.IsVerified = true;
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changed = true;
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}
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if (changed)
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await db.SaveChangesAsync();
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}
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await EnsureShowcaseMenuAsync(db, spec, logger);
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await EnsureShowcaseReviewsAsync(db, spec.Id, logger);
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}
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if (addedCafes > 0)
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logger.LogInformation("Discover showcase seed: {Count} new cafés", addedCafes);
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}
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private static string BranchId(string cafeId) => $"branch_{cafeId}_main";
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private static string OwnerId(string cafeId) => $"emp_{cafeId}_owner";
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private static async Task EnsureShowcaseMenuAsync(
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AppDbContext db,
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DiscoverShowcaseCatalog.ShowcaseCafe spec,
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ILogger logger)
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{
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var taxId = $"tax_{spec.Id}";
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if (!await db.Taxes.AnyAsync(t => t.Id == taxId))
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{
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db.Taxes.Add(new Tax
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{
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Id = taxId,
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CafeId = spec.Id,
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Name = "مالیات",
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Rate = 9,
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IsDefault = true,
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IsRequired = true,
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IsCompound = false
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});
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await db.SaveChangesAsync();
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}
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var templateIndex = spec.MenuTemplateIndex % DiscoverShowcaseMenus.Templates.Count;
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var template = DiscoverShowcaseMenus.Templates[templateIndex];
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var existingCats = await db.MenuCategories
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.Where(c => c.CafeId == spec.Id)
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.Select(c => c.Id)
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.ToListAsync();
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var catsAdded = 0;
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foreach (var cat in template.Categories)
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{
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var catId = Prefixed(spec.Id, cat.Id);
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if (existingCats.Contains(catId))
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continue;
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db.MenuCategories.Add(new MenuCategory
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{
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Id = catId,
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CafeId = spec.Id,
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Name = cat.Name,
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NameEn = cat.NameEn,
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NameAr = cat.NameAr,
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Icon = cat.Icon,
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IconPresetId = cat.IconPresetId,
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IconStyle = cat.IconStyle,
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SortOrder = cat.SortOrder,
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TaxId = taxId,
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IsActive = true
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});
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catsAdded++;
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}
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if (catsAdded > 0)
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await db.SaveChangesAsync();
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var existingItems = await db.MenuItems
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.Where(i => i.CafeId == spec.Id)
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.Select(i => i.Id)
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.ToListAsync();
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var itemsAdded = 0;
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foreach (var item in template.Items)
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{
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var itemId = Prefixed(spec.Id, item.Id);
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if (existingItems.Contains(itemId))
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continue;
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var catId = Prefixed(spec.Id, item.CategoryId);
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db.MenuItems.Add(new MenuItem
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{
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Id = itemId,
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CafeId = spec.Id,
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CategoryId = catId,
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Name = item.Name,
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NameEn = item.NameEn,
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NameAr = item.NameAr,
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Description = item.Description,
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Price = item.PriceToman,
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DiscountPercent = item.DiscountPercent,
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ImageUrl = DemoMenuCatalog.ResolveItemImageUrl(item),
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IsAvailable = true
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});
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itemsAdded++;
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}
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if (itemsAdded > 0)
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{
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await db.SaveChangesAsync();
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logger.LogInformation(
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"Showcase menu: cafe {Slug} +{Cats} cats +{Items} items",
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spec.Slug,
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catsAdded,
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itemsAdded);
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}
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}
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private static async Task EnsureShowcaseReviewsAsync(AppDbContext db, string cafeId, ILogger logger)
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{
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if (await db.CafeReviews.CountAsync(r => r.CafeId == cafeId) >= 2)
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return;
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var rng = new Random(cafeId.GetHashCode(StringComparison.Ordinal));
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var count = 2 - await db.CafeReviews.CountAsync(r => r.CafeId == cafeId);
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for (var i = 0; i < count; i++)
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{
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db.CafeReviews.Add(new CafeReview
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{
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CafeId = cafeId,
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AuthorName = ReviewAuthors[rng.Next(ReviewAuthors.Length)],
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Rating = rng.Next(4, 6),
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Comment = ReviewComments[rng.Next(ReviewComments.Length)],
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CreatedAt = DateTime.UtcNow.AddDays(-rng.Next(1, 30))
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});
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}
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await db.SaveChangesAsync();
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logger.LogDebug("Showcase reviews seeded for {CafeId}", cafeId);
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}
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private static string Prefixed(string cafeId, string seedId) => $"{cafeId}_{seedId}";
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}
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