60 lines
1.8 KiB
C#
60 lines
1.8 KiB
C#
using System;
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using System.IO;
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using System.Net;
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namespace NonaBGS.EDDB {
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public class API {
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private static readonly string EDDB_SYSTEMS_ARCHIVE = "https://eddb.io/archive/v6/systems_populated.json";
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private string cache_folder = null;
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private readonly WebClient client = new WebClient();
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private string systems_file = null;
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public string SystemsFile => systems_file;
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public string Cache {
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get => cache_folder;
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set => cache_folder = value;
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}
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public API(string cache_folder) {
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Initialise(cache_folder);
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}
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private void Initialise(string cache_folder) {
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this.cache_folder = cache_folder;
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systems_file = Path.Combine(this.cache_folder, "systems_populated.json");
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client.DownloadDataCompleted += Client_DownloadDataCompleted;
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}
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private void DownloadFile(string url, string file) {
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client.DownloadFileAsync(new Uri(url), file);
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}
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public void Download(bool force) {
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if (!HaveSystemsFile || force) {
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DownloadFile(EDDB_SYSTEMS_ARCHIVE, systems_file);
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}
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}
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public void Download() {
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Download(false);
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}
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public bool HaveSystemsFile {
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get { return systems_file != null && File.Exists(systems_file); }
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}
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public PopulatedSystems MakePopulatedSystems() {
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if (!HaveSystemsFile) {
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throw new InvalidOperationException("no local systems file downloaded");
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}
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return PopulatedSystems.FromFile(SystemsFile);
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}
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private void Client_DownloadDataCompleted(object sender, DownloadDataCompletedEventArgs e) {
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}
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}
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}
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