namespace decePubClient.Models.Mastodon;

/// <summary>A hashtag as PrivaPub describes it: its last week of use in public posts it holds, and whether the persona
/// follows it (null when nobody is signed in).</summary>
public class Tag
{
	public string Name { get; set; }
	public string Url { get; set; }
	public List<TagDay> History { get; set; } = [];
	public bool? Following { get; set; }

	public int WeekUses => History.Sum(h => h.UsesCount);
	public int TodayAccounts => History.FirstOrDefault()?.AccountsCount ?? 0;
}

/// <summary>One day of a tag's or a link's use; Mastodon sends the numbers as strings, the day as unix time.</summary>
public class TagDay
{
	public string Day { get; set; }
	public string Uses { get; set; }
	public string Accounts { get; set; }

	public int UsesCount => int.TryParse(Uses, out var n) ? n : 0;
	public int AccountsCount => int.TryParse(Accounts, out var n) ? n : 0;
}

/// <summary>A link many authors shared this week: its preview card with its days.</summary>
public class TrendLink : PreviewCard
{
	public List<TagDay> History { get; set; } = [];

	public int WeekAccounts => History.Sum(h => h.AccountsCount);
}