Initial commit

ErsatzTV.Application/Channels/Queries/GetAllChannels.cs

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+using System.Collections.Generic;
+using MediatR;
+
+namespace ErsatzTV.Application.Channels.Queries
+{
+    public record GetAllChannels : IRequest<List<ChannelViewModel>>;
+}

ErsatzTV.Application/Channels/Queries/GetAllChannelsHandler.cs

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+using System.Collections.Generic;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+using ErsatzTV.Core.Interfaces.Repositories;
+using LanguageExt;
+using MediatR;
+using static ErsatzTV.Application.Channels.Mapper;
+
+namespace ErsatzTV.Application.Channels.Queries
+{
+    public class GetAllChannelsHandler : IRequestHandler<GetAllChannels, List<ChannelViewModel>>
+    {
+        private readonly IChannelRepository _channelRepository;
+
+        public GetAllChannelsHandler(IChannelRepository channelRepository) => _channelRepository = channelRepository;
+
+        public Task<List<ChannelViewModel>> Handle(GetAllChannels request, CancellationToken cancellationToken) =>
+            _channelRepository.GetAll().Map(channels => channels.Map(ProjectToViewModel).ToList());
+    }
+}

ErsatzTV.Application/Channels/Queries/GetChannelById.cs

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+using LanguageExt;
+using MediatR;
+
+namespace ErsatzTV.Application.Channels.Queries
+{
+    public record GetChannelById(int Id) : IRequest<Option<ChannelViewModel>>;
+}

ErsatzTV.Application/Channels/Queries/GetChannelByIdHandler.cs

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+using System.Threading;
+using System.Threading.Tasks;
+using ErsatzTV.Core.Interfaces.Repositories;
+using LanguageExt;
+using MediatR;
+using static ErsatzTV.Application.Channels.Mapper;
+
+namespace ErsatzTV.Application.Channels.Queries
+{
+    public class GetChannelByIdHandler : IRequestHandler<GetChannelById, Option<ChannelViewModel>>
+    {
+        private readonly IChannelRepository _channelRepository;
+
+        public GetChannelByIdHandler(IChannelRepository channelRepository) => _channelRepository = channelRepository;
+
+        public Task<Option<ChannelViewModel>> Handle(GetChannelById request, CancellationToken cancellationToken) =>
+            _channelRepository.Get(request.Id)
+                .MapT(ProjectToViewModel);
+    }
+}

ErsatzTV.Application/Channels/Queries/GetChannelGuide.cs

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+using ErsatzTV.Core.Iptv;
+using MediatR;
+
+namespace ErsatzTV.Application.Channels.Queries
+{
+    public record GetChannelGuide(string Scheme, string Host) : IRequest<ChannelGuide>;
+}

ErsatzTV.Application/Channels/Queries/GetChannelGuideHandler.cs

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+using System.Threading;
+using System.Threading.Tasks;
+using ErsatzTV.Core.Interfaces.Repositories;
+using ErsatzTV.Core.Iptv;
+using LanguageExt;
+using MediatR;
+
+namespace ErsatzTV.Application.Channels.Queries
+{
+    public class GetChannelGuideHandler : IRequestHandler<GetChannelGuide, ChannelGuide>
+    {
+        private readonly IChannelRepository _channelRepository;
+
+        public GetChannelGuideHandler(IChannelRepository channelRepository) => _channelRepository = channelRepository;
+
+        public Task<ChannelGuide> Handle(GetChannelGuide request, CancellationToken cancellationToken) =>
+            _channelRepository.GetAllForGuide()
+                .Map(channels => new ChannelGuide(request.Scheme, request.Host, channels));
+    }
+}

ErsatzTV.Application/Channels/Queries/GetChannelLineup.cs

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+using System.Collections.Generic;
+using ErsatzTV.Core.Hdhr;
+using MediatR;
+
+namespace ErsatzTV.Application.Channels.Queries
+{
+    public record GetChannelLineup(string Scheme, string Host) : IRequest<List<LineupItem>>;
+}

ErsatzTV.Application/Channels/Queries/GetChannelLineupHandler.cs

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+using System.Collections.Generic;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+using ErsatzTV.Core.Hdhr;
+using ErsatzTV.Core.Interfaces.Repositories;
+using LanguageExt;
+using MediatR;
+
+namespace ErsatzTV.Application.Channels.Queries
+{
+    public class GetChannelLineupHandler : IRequestHandler<GetChannelLineup, List<LineupItem>>
+    {
+        private readonly IChannelRepository _channelRepository;
+
+        public GetChannelLineupHandler(IChannelRepository channelRepository) => _channelRepository = channelRepository;
+
+        public Task<List<LineupItem>> Handle(GetChannelLineup request, CancellationToken cancellationToken) =>
+            _channelRepository.GetAll()
+                .Map(channels => channels.Map(c => new LineupItem(request.Scheme, request.Host, c)).ToList());
+    }
+}

ErsatzTV.Application/Channels/Queries/GetChannelPlaylist.cs

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+using ErsatzTV.Core.Iptv;
+using MediatR;
+
+namespace ErsatzTV.Application.Channels.Queries
+{
+    public record GetChannelPlaylist(string Scheme, string Host) : IRequest<ChannelPlaylist>;
+}

ErsatzTV.Application/Channels/Queries/GetChannelPlaylistHandler.cs

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+using System.Threading;
+using System.Threading.Tasks;
+using ErsatzTV.Core.Interfaces.Repositories;
+using ErsatzTV.Core.Iptv;
+using LanguageExt;
+using MediatR;
+
+namespace ErsatzTV.Application.Channels.Queries
+{
+    public class GetChannelPlaylistHandler : IRequestHandler<GetChannelPlaylist, ChannelPlaylist>
+    {
+        private readonly IChannelRepository _channelRepository;
+
+        public GetChannelPlaylistHandler(IChannelRepository channelRepository) =>
+            _channelRepository = channelRepository;
+
+        public Task<ChannelPlaylist> Handle(GetChannelPlaylist request, CancellationToken cancellationToken) =>
+            _channelRepository.GetAll()
+                .Map(channels => new ChannelPlaylist(request.Scheme, request.Host, channels));
+    }
+}