public StoreSchema ReadSchema(IStoreSchemaReaderParameters parameters)
{
var dr = parameters as EntityFrameworkStoreSchemaReaderParameters;
if (dr == null)
{
throw new Exception($"EntityFrameworkStoreSchemaReader expects EntityFrameworkStoreSchemaReaderParameters.");
}
var schema = new StoreSchema {
Definitions = new Dictionary <string, StoreDefinition>(), DbContextName = dr.DbContextType.FullName
};
using (var db = GetDbContext(dr.DbContextType))
{
var entities = db.Model.GetEntityTypes();
foreach (var entityMetadata in entities)
{
var def = new StoreDefinition {
Properties = new Dictionary <string, StoreProperty>()
};
def.Name = entityMetadata.ClrType.Name;
schema.Definitions.Add(def.Name, def);
var props = entityMetadata.GetProperties().ToList();
for (int i = 0; i < props.Count; i++)
{
var prop = props[i];
var storeProp = new StoreProperty
{
Name = prop.Name,
Order = i,
Type = GetTypeString(prop.ClrType),
Pk = prop.IsPrimaryKey(),
Fk = prop.IsForeignKey(),
MaxLength = prop.GetMaxLength(),
AutoIncrement = prop.ValueGenerated == ValueGenerated.OnAdd
};
if (prop.IsForeignKey())
{
var fks = prop.GetContainingForeignKeys();
storeProp.ForeignKeys = prop.GetContainingForeignKeys().Select(f => new StoreForeignKey
{
DefinitionName = f.PrincipalEntityType.ClrType.Name,
PropertyName = f.PrincipalKey.Properties.First().Name,
CompositePropertyNames = f.PrincipalKey.Properties.Select(p => p.Name).ToList()
}).ToList();
}
def.Properties.Add(storeProp.Name, storeProp);
}
}
}
return(schema);
}
public void Configure(IQueryControllerConfiguration config)
{
_reader = config.Reader;
_storage = config.Storage;
_readerParameters = config.ReaderParameters;
_resolver = config.Resolver;
_expressions = config.ExpressionEngine;
}
public StoreSchema ReadSchema(IStoreSchemaReaderParameters parameters)
{
var fn = (parameters as JsonStoreSchemaReaderParameters).SchemaFile;
var path = Path.GetDirectoryName(fn);
var fileName = Path.GetFileName(fn);
var schema = _schemaStorage.LoadSchema(new StorageParameters {
FileName = fileName, Path = path
});
return(schema);
}
