Mark McDowall
3 years ago
parent
97e40dc00a
commit
82646db70d
@ -0,0 +1,125 @@
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using System.Collections.Generic;
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using System.Data;
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using System.Linq;
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using FluentMigrator;
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using NzbDrone.Common.Serializer;
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using NzbDrone.Core.Datastore.Migration.Framework;
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using NzbDrone.Core.Languages;
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namespace NzbDrone.Core.Datastore.Migration
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{
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[Migration(169)]
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public class add_malayalam_and_ukrainian_languages : NzbDroneMigrationBase
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{
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protected override void MainDbUpgrade()
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{
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Execute.WithConnection(ConvertProfile);
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}
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private void ConvertProfile(IDbConnection conn, IDbTransaction tran)
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{
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var updater = new LanguageProfileUpdater169(conn, tran);
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updater.AppendMissing();
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updater.Commit();
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}
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}
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public class LanguageProfile169 : ModelBase
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{
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public string Name { get; set; }
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public List<LanguageProfileItem169> Languages { get; set; }
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public bool UpgradeAllowed { get; set; }
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public Language Cutoff { get; set; }
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}
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public class LanguageProfileItem169
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{
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public int Language { get; set; }
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public bool Allowed { get; set; }
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}
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public class LanguageProfileUpdater169
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{
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private readonly IDbConnection _connection;
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private readonly IDbTransaction _transaction;
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private List<LanguageProfile169> _profiles;
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private HashSet<LanguageProfile169> _changedProfiles = new HashSet<LanguageProfile169>();
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public LanguageProfileUpdater169(IDbConnection conn, IDbTransaction tran)
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{
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_connection = conn;
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_transaction = tran;
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_profiles = GetProfiles();
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}
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public void Commit()
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{
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foreach (var profile in _changedProfiles)
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{
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using (var updateProfileCmd = _connection.CreateCommand())
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{
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updateProfileCmd.Transaction = _transaction;
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updateProfileCmd.CommandText = "UPDATE LanguageProfiles SET Languages = ? WHERE Id = ?";
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updateProfileCmd.AddParameter(profile.Languages.ToJson());
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updateProfileCmd.AddParameter(profile.Id);
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updateProfileCmd.ExecuteNonQuery();
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}
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}
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_changedProfiles.Clear();
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}
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public void AppendMissing()
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{
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foreach (var profile in _profiles)
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{
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var hash = new HashSet<int>(profile.Languages.Select(v => v.Language));
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var missing = Language.All.Where(l => !hash.Contains(l.Id))
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.OrderByDescending(l => l.Name)
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.ToList();
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if (missing.Any())
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{
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profile.Languages.InsertRange(0, missing.Select(l => new LanguageProfileItem169 { Language = l.Id, Allowed = false }));
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_changedProfiles.Add(profile);
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}
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}
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}
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private List<LanguageProfile169> GetProfiles()
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{
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var profiles = new List<LanguageProfile169>();
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using (var getProfilesCmd = _connection.CreateCommand())
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{
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getProfilesCmd.Transaction = _transaction;
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getProfilesCmd.CommandText = @"SELECT Id, Name, Languages, UpgradeAllowed, Cutoff FROM LanguageProfiles";
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using (var profileReader = getProfilesCmd.ExecuteReader())
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{
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while (profileReader.Read())
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{
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profiles.Add(new LanguageProfile169
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{
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Id = profileReader.GetInt32(0),
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Name = profileReader.GetString(1),
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Languages = Json.Deserialize<List<LanguageProfileItem169>>(profileReader.GetString(2)),
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UpgradeAllowed = profileReader.GetBoolean(3),
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Cutoff = Language.FindById(profileReader.GetInt32(4))
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});
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}
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}
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}
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return profiles;
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}
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}
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}
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