using System;
using System.Collections.Generic;
using System.Threading.Tasks;

/// <summary>
/// 公告模块。
/// </summary>
public sealed class BriskAnnouncementsModule
    : BriskModuleBase
{
    /// <summary>
    /// 获取公告列表。
    /// </summary>
    public async Task<IReadOnlyList<BriskAnnouncementItem>> GetListAsync()
    {
        return await ExecuteAsync(async context =>
        {
            var data = await context.HttpClient.GetRawDataAsync("/announcements", null, true);
            return (IReadOnlyList<BriskAnnouncementItem>)BriskModelMapper.ToAnnouncementItems(data);
        });
    }

    /// <summary>
    /// 标记指定公告为已读。
    /// </summary>
    public async Task MarkReadAsync(long id)
    {
        RequirePositive(id, nameof(id), "Announcement id must be greater than 0.");

        await ExecuteAsync(async context =>
        {
            await context.HttpClient.PostJsonRawAsync($"/announcements/{id}/read", new Dictionary<string, object>(), true);
        });
    }
}