Backend-Api/AccountMangement.Infrastructure.EFCore/Services/AccountQueryService.cs

using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.EntityFrameworkCore;
using Shared.Contracts.Account;

namespace AccountMangement.Infrastructure.EFCore.Services;

public class AccountQueryService : IAccountQueryService
{
    private readonly AccountContext _accountContext;

    public AccountQueryService(AccountContext accountContext)
    {
        _accountContext = accountContext;
    }

    public async Task<AccountBasicDto> GetAccountAsync(long accountId)
    {
        return await _accountContext.Accounts
            .Where(x => x.id == accountId)
            .Select(x => new AccountBasicDto
            {
                Id = x.id,
                Username = x.Username,
                Fullname = x.Fullname,
                IsActive = x.IsActiveString == "true"
            })
            .FirstOrDefaultAsync();
    }

    public async Task<List<AccountBasicDto>> GetProgramManagerAccountListAsync(List<long> accountIds)
    {
        var ids = accountIds?.ToHashSet() ?? new HashSet<long>();
        if (ids.Count == 0)
            return [];

        return await _accountContext.Accounts
            .Where(x => ids.Contains(x.id))
            .Select(x => new AccountBasicDto
            {
                Id = x.id,
                Username = x.Username,
                Fullname = x.Fullname,
                IsActive = x.IsActiveString == "true"
            })
            .ToListAsync();
    }
}