public static async Task<SchemaBuilder> FromTableInfosAsync(BigQueryContext context, DriverProperty property)
{
string[] datasets;
if (property.ContextIsOnlyDataSet)
{
datasets = new[] { property.ContextDataSet };
}
else
{
datasets = await context.GetAllDatasetsAsync();
}
var list = new List<Schema>();
foreach (var dataset in datasets)
{
var tables = await context.GetFastTableSchemasAsync(dataset);
var schema = new Schema()
{
DatasetName = dataset,
GroupedMetaTableSchemas = tables,
};
list.Add(schema);
}
return new SchemaBuilder(context, property, list.ToArray());
}
public override object[] GetContextConstructorArguments(IConnectionInfo cxInfo)
{
var property = new DriverProperty(cxInfo);
return(new object[]
{
property.ContextJsonAuthenticationKey,
property.ContextUser,
property.ContextProjectId
});
}
public ConnectionDialog(IConnectionInfo connectionInfo)
{
InitializeComponent();
this.connectionInfo = connectionInfo;
this.property = new DriverProperty(connectionInfo);
JsonTextBox.Text = property.ContextJsonAuthenticationKey;
UserTextBox.Text = property.ContextUser;
ProjectIdBox.Text = property.ContextProjectId;
UseDataSetCheckBox.IsChecked = property.ContextIsOnlyDataSet;
DataSetBox.Text = property.ContextDataSet;
}
// 3. explore item and generate assembly
public override List <ExplorerItem> GetSchemaAndBuildAssembly(IConnectionInfo cxInfo, AssemblyName assemblyToBuild, ref string nameSpace, ref string typeName)
{
var property = new DriverProperty(cxInfo);
var context = ContextHelper.GetContext(property.ContextJsonAuthenticationKey, property.ContextUser, property.ContextProjectId);
SchemaBuilder schemaBuilder = null;
var useCache = false; // for debugging shortcut
if (useCache)
{
var schemaCache = property.GetTempCache();
if (schemaCache != null)
{
try
{
var deserialized = JsonConvert.DeserializeObject <Schema[]>(schemaCache);
schemaBuilder = new SchemaBuilder(context, property, deserialized);
}
catch
{
}
}
}
if (schemaBuilder == null)
{
schemaBuilder = SchemaBuilder.FromTableInfosAsync(context, property).GetAwaiter().GetResult();
var cacheString = JsonConvert.SerializeObject(schemaBuilder.Schemas, Formatting.None);
property.SetTempCache(cacheString);
}
BuildCodeResult[] generatedCodes;
var namespacesToAdd = schemaBuilder.CompileTo(assemblyToBuild, nameSpace, out generatedCodes);
var list = schemaBuilder.BuildExplorerItems(generatedCodes);
property.NamespacesToAdd = namespacesToAdd;
typeName = "CustomBigQueryContext";
return(list);
}
// 3. explore item and generate assembly
public override List<ExplorerItem> GetSchemaAndBuildAssembly(IConnectionInfo cxInfo, AssemblyName assemblyToBuild, ref string nameSpace, ref string typeName)
{
var property = new DriverProperty(cxInfo);
var context = ContextHelper.GetContext(property.ContextJsonAuthenticationKey, property.ContextUser, property.ContextProjectId);
SchemaBuilder schemaBuilder = null;
var useCache = false; // for debugging shortcut
if (useCache)
{
var schemaCache = property.GetTempCache();
if (schemaCache != null)
{
try
{
var deserialized = JsonConvert.DeserializeObject<Schema[]>(schemaCache);
schemaBuilder = new SchemaBuilder(context, property, deserialized);
}
catch
{
}
}
}
if (schemaBuilder == null)
{
schemaBuilder = SchemaBuilder.FromTableInfosAsync(context, property).GetAwaiter().GetResult();
var cacheString = JsonConvert.SerializeObject(schemaBuilder.Schemas, Formatting.None);
property.SetTempCache(cacheString);
}
BuildCodeResult[] generatedCodes;
var namespacesToAdd = schemaBuilder.CompileTo(assemblyToBuild, nameSpace, out generatedCodes);
var list = schemaBuilder.BuildExplorerItems(generatedCodes);
property.NamespacesToAdd = namespacesToAdd;
typeName = "CustomBigQueryContext";
return list;
}
public override IEnumerable <string> GetNamespacesToAdd(IConnectionInfo cxInfo)
{
var asm = typeof(DynamicDataContextDriver).Assembly; // LINQPad.exe
Version version;
if (!Version.TryParse(asm.GetCustomAttribute <AssemblyFileVersionAttribute>()?.Version ?? "", out version))
{
version = new Version(1, 0, 0, 0);
}
var prop = new DriverProperty(cxInfo);
return(base.GetNamespacesToAdd(cxInfo)
.Concat(prop.NamespacesToAdd)
.Concat(new[]
{
"System.Linq",
"BigQuery.Linq",
"System.Windows.Forms.DataVisualization.Charting"
})
.Concat(new Version(5, 0, 0, 0) <= version ? new[] { "static BigQuery.Linq.BqFunc" } : new string[0])
.Distinct());
}
public SchemaBuilder(BigQueryContext context, DriverProperty property, Schema[] schemas)
{
this.context = context;
this.Schemas = schemas;
this.property = property;
}
public static async Task <SchemaBuilder> FromTableInfosAsync(BigQueryContext context, DriverProperty property)
{
string[] datasets;
if (property.ContextIsOnlyDataSet)
{
datasets = new[] { property.ContextDataSet };
}
else
{
datasets = await context.GetAllDatasetsAsync();
}
var list = new List <Schema>();
foreach (var dataset in datasets)
{
var tables = await context.GetFastTableSchemasAsync(dataset);
var schema = new Schema()
{
DatasetName = dataset,
GroupedMetaTableSchemas = tables,
};
list.Add(schema);
}
return(new SchemaBuilder(context, property, list.ToArray()));
}
public SchemaBuilder(BigQueryContext context, DriverProperty property, Schema[] schemas)
{
this.context = context;
this.Schemas = schemas;
this.property = property;
}
public override IEnumerable<string> GetNamespacesToAdd(IConnectionInfo cxInfo)
{
var asm = typeof(DynamicDataContextDriver).Assembly; // LINQPad.exe
Version version;
if (!Version.TryParse(asm.GetCustomAttribute<AssemblyFileVersionAttribute>()?.Version ?? "", out version))
{
version = new Version(1, 0, 0, 0);
}
var prop = new DriverProperty(cxInfo);
return base.GetNamespacesToAdd(cxInfo)
.Concat(prop.NamespacesToAdd)
.Concat(new[]
{
"System.Linq",
"BigQuery.Linq",
"System.Windows.Forms.DataVisualization.Charting"
})
.Concat(new Version(5, 0, 0, 0) <= version ? new[] { "static BigQuery.Linq.BqFunc" } : new string[0])
.Distinct();
}
public override object[] GetContextConstructorArguments(IConnectionInfo cxInfo)
{
var property = new DriverProperty(cxInfo);
return new object[]
{
property.ContextJsonAuthenticationKey,
property.ContextUser,
property.ContextProjectId
};
}