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Code Issues Releases Wiki Activity

Data bindings - Added migration to identifier-based storage

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Robert 2021-03-04 20:05:23 +01:00
parent 6ba3e6941d
commit a57dda8485
1 changed files with 55 additions and 0 deletions
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src/Artemis.Storage/Migrations/M10BetterDataBindings.cs Normal file
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using Artemis.Storage.Migrations.Interfaces;
using LiteDB;
namespace Artemis.Storage.Migrations
{
public class M10BetterDataBindings : IStorageMigration
{
private void Migrate(BsonValue bsonValue)
{
if (!bsonValue.IsDocument || !bsonValue.AsDocument.TryGetValue("PropertyEntities", out BsonValue propertyEntities))
return;
foreach (BsonValue propertyEntity in propertyEntities.AsArray)
{
if (!propertyEntity.AsDocument.TryGetValue("DataBindingEntities", out BsonValue dataBindingEntities))
continue;
foreach (BsonValue dataBindingEntity in dataBindingEntities.AsArray)
{
if (!dataBindingEntity.AsDocument.TryGetValue("TargetExpression", out BsonValue targetExpression))
continue;
string value = targetExpression.AsString;
if (value == "value => value" || value == "b => b")
{
dataBindingEntity.AsDocument["Identifier"] = "Value";
}
else
{
string selector = value.Split("=>")[1];
string property = selector.Split(".")[1];
dataBindingEntity.AsDocument["Identifier"] = property;
}
dataBindingEntity.AsDocument.Remove("TargetExpression");
}
}
}
public int UserVersion => 10;
public void Apply(LiteRepository repository)
{
ILiteCollection<BsonDocument> collection = repository.Database.GetCollection("ProfileEntity");
foreach (BsonDocument bsonDocument in collection.FindAll())
{
foreach (BsonValue bsonLayer in bsonDocument["Layers"].AsArray)
Migrate(bsonLayer);
foreach (BsonValue bsonLayer in bsonDocument["Folders"].AsArray)
Migrate(bsonLayer);
collection.Update(bsonDocument);
}
}
}
}