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Updated DB Schema and added new initial create

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This commit is contained in:
Philipp Häfelfinger
2019-01-30 22:49:01 +01:00
parent 273b960979
commit 15e2a650b9
14 changed files with 188 additions and 84 deletions
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67
Tv7Playlist.Core/PlaylistBuilder.cs
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@@ -2,6 +2,7 @@ using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Logging;
@@ -20,42 +21,78 @@ namespace Tv7Playlist.Core
_playlistContext = playlistContext ?? throw new ArgumentNullException(nameof(playlistContext));
}
public async Task<Stream> GeneratePlaylistAsync()
public async Task<Stream> GeneratePlaylistAsync(bool useProxy)
{
_logger.LogInformation(LoggingEvents.Playlist, "Building m3u file content");
var playlistEntries = await _playlistContext.PlaylistEntries.Where(e => e.IsAvailable).Where(e => e.IsEnabled)
.OrderBy(e => e.Position).AsNoTracking().ToListAsync();
return await CreatePlaylistStreamAsync(playlistEntries);
return await CreatePlaylistStreamAsync(playlistEntries, useProxy);
}
private static async Task<MemoryStream> CreatePlaylistStreamAsync(IEnumerable<PlaylistEntry> playlistEntries)
private static async Task<MemoryStream> CreatePlaylistStreamAsync(IEnumerable<PlaylistEntry> playlistEntries, bool useProxy)
{
var outStream = new MemoryStream();
var outWriter = new StreamWriter(outStream);
await outWriter.WriteLineAsync(M3UConstants.ExtFileStartTag);
foreach (var entry in playlistEntries) await WriteEntryAsync(outWriter, entry);
foreach (var entry in playlistEntries) await WriteM3UEntryAsync(outWriter, entry, useProxy);
outStream.Seek(0, SeekOrigin.Begin);
await outWriter.FlushAsync();
outStream.Seek(0, SeekOrigin.Begin);
return outStream;
}
private static async Task WriteEntryAsync(TextWriter outWriter, PlaylistEntry entry)
private static async Task WriteM3UEntryAsync(TextWriter outWriter, PlaylistEntry entry, bool useProxy)
{
await WriteExtInfoLineAsync(outWriter, entry);
await WriteUrlAsync(outWriter, entry, useProxy);
}
private static async Task WriteUrlAsync(TextWriter outWriter, PlaylistEntry entry, bool useProxy)
{
if (useProxy)
await outWriter.WriteLineAsync(entry.UrlProxy);
else
await outWriter.WriteLineAsync(entry.UrlOriginal);
}
private static async Task WriteExtInfoLineAsync(TextWriter outWriter, PlaylistEntry entry)
{
// telly default tags from 1.1 dev code:
// - NameKey # Parsed from the end of the exif by default
// - ChannelNumberKey = "tvg-chno"
// - LogoKey = "tvg-logo"
// - EPGMatchKey = "tvg-id"
//#EXTINF:-1 tvg-chno="34" tvg-id="SRF1HD" tvg-logo="http://<url to image file with logo>",test
var exInfoBuilder = new StringBuilder();
exInfoBuilder.Append(M3UConstants.ExtInfStartTag);
const int duration = -1;
var number = entry.TrackNumberOverride != 0 ? entry.TrackNumberOverride : entry.TrackNumber;
var name = !string.IsNullOrWhiteSpace(entry.NameOverride) ? entry.NameOverride : entry.Name;
//var extInfo = $"{M3UConstants.ExtInfStartTag}{duration},{number},{name}";
//TODO: check tagformat and how to serialize them
var extInfo = $"{M3UConstants.ExtInfStartTag}{duration},{name}";
await outWriter.WriteLineAsync(extInfo);
await outWriter.WriteLineAsync(entry.Url);
exInfoBuilder.Append(duration);
AddTag(exInfoBuilder, "tvg-chno", entry.ChannelNumberExport.ToString());
AddTag(exInfoBuilder, "tvg-id", entry.EpgMatchName);
if (!string.IsNullOrWhiteSpace(entry.LogoUrl)) AddTag(exInfoBuilder, "tvg-logo", entry.LogoUrl);
exInfoBuilder.Append(",");
exInfoBuilder.Append(entry.Name);
await outWriter.WriteLineAsync(exInfoBuilder.ToString());
}
private static void AddTag(StringBuilder builder, string name, string value)
{
builder.Append(" ");
builder.Append(name);
builder.Append("=\"");
builder.Append(value);
builder.Append("\"");
}
}
}