public async Task XkcdAsync()
{
// Get a stream containing an image of a cat
var stream = await XkcdService.GetXkcdComicAsync();
// Streams must be seeked to their beginning before being uploaded!
stream.Seek(0, SeekOrigin.Begin);
await Context.Channel.SendFileAsync(stream, "xkcd.png");
}
public async Task RandomAsync(CommandContext ctx)
{
XkcdComic?comic = await XkcdService.GetRandomComicAsync();
if (comic is null)
{
throw new CommandFailedException(ctx, "cmd-err-xkcd");
}
await this.PrintComicAsync(ctx, comic);
}
public async Task RandomAsync(CommandContext ctx)
{
XkcdComic comic = await XkcdService.GetRandomComicAsync();
if (comic is null)
{
throw new CommandFailedException("Failed to retrieve comic from xkcd.");
}
await ctx.RespondAsync(embed : comic.ToDiscordEmbedBuilder(this.ModuleColor));
}
public async Task ByIdAsync(CommandContext ctx,
[Description("Comic ID.")] int?id = null)
{
XkcdComic comic = await XkcdService.GetComicAsync(id);
if (comic is null)
{
throw new CommandFailedException("Failed to retrieve comic from xkcd.");
}
await ctx.RespondAsync(embed : comic.ToDiscordEmbedBuilder(this.ModuleColor));
}
private Task PrintComicAsync(CommandContext ctx, XkcdComic comic)
{
return(ctx.RespondWithLocalizedEmbedAsync(emb => {
emb.WithTitle($"xkcd #{comic.Id} - {comic.Title}");
emb.WithImageUrl(comic.ImageUrl);
string?url = XkcdService.CreateUrlForComic(comic.Id);
if (url is { })
{
emb.WithUrl(url);
}
emb.WithColor(this.ModuleColor);
emb.WithLocalizedFooter("fmt-xkcd", null, $"{comic.Month}/{comic.Year}");
}));
public async Task GetComicAsyncTest()
{
Assert.IsNotNull(await XkcdService.GetComicAsync());
Assert.IsNotNull(await XkcdService.GetComicAsync(1));
Assert.IsNotNull(await XkcdService.GetComicAsync(2));
Assert.IsNotNull(await XkcdService.GetComicAsync(3));
Assert.IsNotNull(await XkcdService.GetComicAsync(4));
Assert.IsNotNull(await XkcdService.GetComicAsync(5));
Assert.IsNotNull(await XkcdService.GetComicAsync(1000));
Assert.IsNotNull(await XkcdService.GetComicAsync(2000));
Assert.ThrowsAsync(typeof(ArgumentException), () => XkcdService.GetComicAsync(-1));
Assert.ThrowsAsync(typeof(ArgumentException), () => XkcdService.GetComicAsync(0));
Assert.ThrowsAsync(typeof(ArgumentException), () => XkcdService.GetComicAsync(100000));
Assert.ThrowsAsync(typeof(ArgumentException), () => XkcdService.GetComicAsync(XkcdService.TotalComics + 1));
}
public async Task ByIdAsync(CommandContext ctx,
[Description("desc-id")] int?id = null)
{
if (id < 0 || id > XkcdService.TotalComics)
{
throw new CommandFailedException(ctx, "cmd-err-xkcd");
}
XkcdComic?comic = await XkcdService.GetComicAsync(id);
if (comic is null)
{
throw new CommandFailedException(ctx, "cmd-err-xkcd");
}
await this.PrintComicAsync(ctx, comic);
}
public static DiscordEmbedBuilder ToDiscordEmbedBuilder(this XkcdComic comic, DiscordColor?color = null)
{
var emb = new DiscordEmbedBuilder {
Title = $"xkcd #{comic.Id} : {comic.Title}",
ImageUrl = comic.ImageUrl,
Url = XkcdService.CreateUrlForComic(comic.Id)
};
if (!(color is null))
{
emb.WithColor(color.Value);
}
emb.WithFooter($"Publish date: {comic.Month}/{comic.Year}");
return(emb);
}
public DiscordEmbed ToDiscordEmbed(DiscordColor?color = null)
{
var emb = new DiscordEmbedBuilder()
{
Title = $"xkcd #{this.Id} : {this.Title}",
ImageUrl = ImageUrl,
Url = XkcdService.CreateUrlForComic(this.Id)
};
if (color != null)
{
emb.WithColor(color.Value);
}
emb.WithFooter($"Publish date: {this.Month}/{this.Year}");
return(emb.Build());
}
public async Task GetRandomComicAsyncTest()
{
Assert.IsNotNull(await XkcdService.GetRandomComicAsync());
}
public ComicApiProvider(XkcdService xkcdService)
{
_xkcdService = xkcdService;
}