using System.Collections.Generic;
using System.Threading.Tasks;
using GameAuthApi.Models;
using Microsoft.Extensions.Configuration;
using MongoDB.Driver;

namespace GameAuthApi.Services;

public class UserService
{
    private readonly IMongoCollection<User> _users;

    public UserService(IConfiguration config)
    {
        var client = new MongoClient(config["MongoDB:ConnectionString"]);
        var database = client.GetDatabase(config["MongoDB:DatabaseName"]);
        _users = database.GetCollection<User>("Users");
    }

    public async Task<User> GetByUsernameAsync(string username) =>
        await _users.Find(u => u.Username == username).FirstOrDefaultAsync();

    public async Task<List<User>> GetAllAsync() =>
        await _users.Find(_ => true).ToListAsync();

    public async Task<bool> DeleteAsync(string username)
    {
        var result = await _users.DeleteOneAsync(u => u.Username == username);
        return result.DeletedCount > 0;
    }

    public async Task CreateAsync(User user) =>
        await _users.InsertOneAsync(user);

    public async Task UpdateAsync(User user) =>
        await _users.ReplaceOneAsync(u => u.Id == user.Id, user);
}