using System.Net.Http.Json;

namespace Discord.REST
{
    public class Client
    {
        private string token;
        private HttpClient client;

        public Client(string token) {
            client = new HttpClient();
            this.token = token;

            SetHeaders();
        }

        public void SetHeaders()
        {
            client.DefaultRequestHeaders.Add("Authorization", token);
        }

        public Task<string> GetString(string url)
        {
            return client.GetStringAsync(url);
        }

        public async Task<string> PostString<D>(string url, D data)
        {
            return await (await client.PostAsJsonAsync(url, data)).Content.ReadAsStringAsync();
        }

        public async Task<T?> Get<T>(string url)
        {
            string text = await GetString(url);
            return JSON.Deserialize<T>(text);
        }

        public async Task<T?> Post<T, D>(string url, D data)
        {
            string text = await PostString(url, data);
            return JSON.Deserialize<T>(text);
        }
    }
}