using System; using System.Globalization; using System.Text.RegularExpressions; using System.Collections.Generic; using System.Text.Json; namespace Buypeeb { class Listing { public string url { get { return $"https://page.auctions.yahoo.co.jp/jp/auction/{this.id}"; } } public string id { get; set; } public string name { get; set; } public int price = 0; public int win_price; public string original_name; public bool favourite { get; set; } = false; // start_date, end_date public int bids; public bool auto_extension; public bool ready; private bool success { get; set; } // TODO: custom setter that throws an exception if set to false or something idk public Listing(string id, string name) { this.id = id; this.name = name; this.ready = false; } public Listing() { // parameterless constructor for deserialisation } public void Update(string html) { var rx = new Regex(@"var pageData ?= ?(\{.+?\});", RegexOptions.Singleline); // TODO: maybe compile and match the regex in another thread var m = rx.Match(html); if (m == null) { Console.WriteLine("no sir i don't like it"); return; } Dictionary> j_full; try { // master forgive me, but i must go all out, just this once... j_full = JsonSerializer.Deserialize>>(m.Groups[1].Value); } catch (Exception e) { throw e; } var j = j_full["items"]; this.original_name = j["productName"]; this.success = int.TryParse(j["price"], out this.price); this.success = int.TryParse(j["winPrice"], out this.win_price); this.success = int.TryParse(j["bids"], out this.bids); if (String.IsNullOrWhiteSpace(this.name)) { this.name = this.original_name; } // as far as i can tell, neither the `pageData` nor the `conf` variables in the html seem to store whether or not the auction uses automatic extension // the `conf` variable *does* store whether or not the auction has the "early end" feature enabled, in the key `earlyed`. // unfortunately, it seems like the only way to get the auto extension info is to scrape the page for the info column that displays the auto ext status // and check whether or not it's equal to "ari" (japanese for "yes"). var autoExtensionCheck = new Regex(@"自動延長.+\n.+>(.+)<"); m = rx.Match(html); if (m.Groups[1].Value != null) { this.auto_extension = (m.Groups[1].Value == "あり"); } } public string PriceAUD() { double aud = this.price / 75.0; return $"${aud:f2}"; } public string PriceJPY() { return $"¥{this.price}"; } } }