Swarm/DysonNetwork.Sphere/Account/AccountService.cs

using System.Globalization;
using System.Reflection;
using DysonNetwork.Sphere.Localization;
using DysonNetwork.Sphere.Permission;
using DysonNetwork.Sphere.Storage;
using EFCore.BulkExtensions;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Caching.Memory;
using Microsoft.Extensions.Localization;
using Microsoft.Extensions.Logging.Abstractions;

namespace DysonNetwork.Sphere.Account;

public class AccountService(
    AppDatabase db,
    ICacheService cache,
    IStringLocalizerFactory factory
)
{
    public const string AccountCachePrefix = "Account_";
    
    public async Task PurgeAccountCache(Account account)
    {
        await cache.RemoveGroupAsync($"{AccountCachePrefix}{account.Id}");
    }

    public async Task<Account?> LookupAccount(string probe)
    {
        var account = await db.Accounts.Where(a => a.Name == probe).FirstOrDefaultAsync();
        if (account is not null) return account;

        var contact = await db.AccountContacts
            .Where(c => c.Content == probe)
            .Include(c => c.Account)
            .FirstOrDefaultAsync();
        if (contact is not null) return contact.Account;

        return null;
    }

    public async Task<int?> GetAccountLevel(Guid accountId)
    {
        var profile = await db.AccountProfiles
            .Where(a => a.AccountId == accountId)
            .FirstOrDefaultAsync();
        return profile?.Level;
    }

    /// Maintenance methods for server administrator
    public async Task EnsureAccountProfileCreated()
    {
        var accountsId = await db.Accounts.Select(a => a.Id).ToListAsync();
        var existingId = await db.AccountProfiles.Select(p => p.AccountId).ToListAsync();
        var missingId = accountsId.Except(existingId).ToList();

        if (missingId.Count != 0)
        {
            var newProfiles = missingId.Select(id => new Profile { Id = Guid.NewGuid(), AccountId = id }).ToList();
            await db.BulkInsertAsync(newProfiles);
        }
    }
}