using System;
using System.IO;
using System.Net.Http;
using System.Text.Json;
using Serilog;

namespace TvSyncApp
{
    public class Downloader
    {
        private static readonly HttpClient _httpClient = new HttpClient();

        public void Download(string url, string outputDir, string outputFile, ILogger log)
        {
            try
            {
                // log.Information("Downloading {Url} to {OutputFile}", url, outputFile);

                // Ensure the output directory exists
                Directory.CreateDirectory(outputDir);

                // Get JSON content as string
                var response = _httpClient.GetAsync(url).Result;
                response.EnsureSuccessStatusCode();
                string jsonString = response.Content.ReadAsStringAsync().Result;

                // Parse and pretty-print JSON
                var jsonDoc = JsonDocument.Parse(jsonString);
                var formattedJson = JsonSerializer.Serialize(jsonDoc.RootElement, new JsonSerializerOptions
                {
                    WriteIndented = true
                });

                // Write to file
                string filePath = Path.Combine(outputDir, outputFile);
                File.WriteAllText(filePath, formattedJson);

                //log.Information("Downloaded and formatted {OutputFile} successfully.", outputFile);
            }
            catch (Exception ex)
            {
                log.Error(ex, "Failed to download {OutputFile} from {Url}", outputFile, url);
            }
        }
    }
}