Cleanuparr/code/backend/Cleanuparr.Infrastructure/Features/Notifications/Notifiarr/NotifiarrProvider.cs

using Cleanuparr.Domain.Enums;
using Cleanuparr.Infrastructure.Features.Notifications.Models;
using Cleanuparr.Infrastructure.Features.Notifications.Notifiarr;
using Cleanuparr.Persistence.Models.Configuration.Notification;
using Cleanuparr.Shared.Helpers;

namespace Cleanuparr.Infrastructure.Features.Notifications.Notifiarr;

public sealed class NotifiarrProvider : NotificationProviderBase<NotifiarrConfig>
{
    private readonly INotifiarrProxy _proxy;

    public NotifiarrProvider(
        string name,
        NotificationProviderType type,
        NotifiarrConfig config,
        INotifiarrProxy proxy)
        : base(name, type, config)
    {
        _proxy = proxy;
    }

    public override async Task SendNotificationAsync(NotificationContext context)
    {
        var payload = BuildPayload(context);
        await _proxy.SendNotification(payload, Config);
    }

    private NotifiarrPayload BuildPayload(NotificationContext context)
    {
        var color = context.Severity switch
        {
            EventSeverity.Warning => "f0ad4e",
            EventSeverity.Important => "bb2124",
            _ => "28a745"
        };

        return new NotifiarrPayload
        {
            Discord = new()
            {
                Color = color,
                Text = new()
                {
                    Title = context.Title,
                    Icon = Constants.LogoUrl,
                    Description = context.Description,
                    Fields = BuildFields(context)
                },
                Ids = new Ids
                {
                    Channel = Config.ChannelId
                },
                Images = new()
                {
                    Thumbnail = new Uri(Constants.LogoUrl),
                    Image = context.Image
                }
            }
        };
    }

    private List<Field> BuildFields(NotificationContext context)
    {
        var fields = new List<Field>();

        foreach ((string key, string value) in context.Data)
        {
            fields.Add(new() { Title = key, Text = value });
        }

        return fields;
    }
}