public async Task <WikiSummary> GetSummaryAsync(string title)
{
using HttpClient http = _http.CreateClient();
string result = await http.GetStringAsync($"{ApiUrl}&list=&prop=extracts&explaintext&exsentences=3&exintro=&titles={title}&format=json").ConfigureAwait(false);
var summary = new WikiSummary();
using (JsonDocument json = JsonDocument.Parse(result))
{
JsonElement element = json.RootElement.GetProperty("query").GetProperty("pages");
JsonProperty page = element.EnumerateObject().First();
summary.Title = page.Value.GetProperty("title").GetString();
summary.Extract = page.Value.GetProperty("extract").GetString();
}
string imageResult = await http.GetStringAsync($"{ApiUrl}&titles={title}&prop=pageimages&pithumbsize=500&format=json").ConfigureAwait(false);
using (JsonDocument json = JsonDocument.Parse(imageResult))
{
JsonElement element = json.RootElement.GetProperty("query").GetProperty("pages");
JsonProperty page = element.EnumerateObject().First();
if (page.Value.TryGetProperty("thumbnail", out JsonElement thumbnail))
{
summary.ImageUrl = thumbnail.GetProperty("source").GetString();
}
}
return(summary);
}
public async Task Wikipedia([Leftover] string args)
{
string[] argsSplit = args.Split(' ');
var queryBuilder = new StringBuilder();
var showResults = false;
foreach (string str in argsSplit)
{
if (!showResults && str.Equals("-q", StringComparison.OrdinalIgnoreCase))
{
showResults = true;
continue;
}
queryBuilder.Append(str + " ");
}
string query = queryBuilder.ToString().Trim();
using IDisposable typing = Context.Channel.EnterTypingState();
// maybe in future only get 1 article if -q not provided
List <WikiSearch> results = await Service.SearchAsync(query).ConfigureAwait(false);
if (results == null || results.Count == 0)
{
await Context.Channel.SendErrorAsync($"Cannot find any results for: `{query}`").ConfigureAwait(false);
return;
}
if (string.IsNullOrWhiteSpace(results[0].Snippet))
{
await Context.Channel.SendErrorAsync($"Cannot find any results for: `{query}`, did you mean `{results[0].Title}`?");
return;
}
if (!showResults)
{
WikiSummary article = await Service.GetSummaryAsync(results[0].Title).ConfigureAwait(false);
await SendArticleAsync(article).ConfigureAwait(false);
return;
}
var counter = 1;
EmbedBuilder embed = new EmbedBuilder().WithDynamicColor(Context)
.WithAuthor("Wikipedia", WikipediaIconUrl)
.WithTitle($"Search results for: `{query}`")
.WithDescription(string.Join("\n", results
.Select(a => $"{counter++}. [{a.Title}]({WikipediaUrl}/{HttpUtility.UrlPathEncode(a.Title)})\n\t{a.Snippet}")));
await Context.Channel.EmbedAsync(embed).ConfigureAwait(false);
// for future allow selecting article and showing it
}
private async Task SendArticleAsync(WikiSummary article)
{
EmbedBuilder embed = new EmbedBuilder().WithDynamicColor(Context)
.WithAuthor("Wikipedia", WikipediaIconUrl)
.WithTitle(article.Title)
.WithUrl($"{WikipediaUrl}/{HttpUtility.UrlPathEncode(article.Title)}")
.WithDescription(article.Extract);
if (!string.IsNullOrWhiteSpace(article.ImageUrl))
{
embed.WithImageUrl(article.ImageUrl);
}
await Context.Channel.EmbedAsync(embed).ConfigureAwait(false);
}
