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// Licensed to the .NET Foundation under one or more agreements.

// The .NET Foundation licenses this file to you under the Apache 2.0 License.

// See the LICENSE file in the project root for more information.

//

// Copyright (c) Jeff Hardy 2010-2012.

//

using System;

using Community.CsharpSqlite;

using IronPython.Runtime;

using IronPython.Runtime.Exceptions;

using IronPython.Runtime.Operations;

using IronPython.Runtime.Types;

namespace IronPython.SQLite

{

public static partial class PythonSQLite

{

private static void InitModuleExceptions(PythonContext context, PythonDictionary dict)

{

Warning = context.EnsureModuleException("sqlite.Warning", PythonExceptions.Warning, dict, "Warning", "_sqlite3");

Error = context.EnsureModuleException("sqlite.Error", PythonExceptions.Exception, dict, "Error", "_sqlite3");

InterfaceError = context.EnsureModuleException("sqlite.InterfaceError", Error, dict, "InterfaceError", "_sqlite3");

DatabaseError = context.EnsureModuleException("sqlite.DatabaseError", Error, dict, "DatabaseError", "_sqlite3");

DataError = context.EnsureModuleException("sqlite.DataError", DatabaseError, dict, "DataError", "_sqlite3");

OperationalError = context.EnsureModuleException("sqlite.OperationalError", DatabaseError, dict, "OperationalError", "_sqlite3");

IntegrityError = context.EnsureModuleException("sqlite.IntegrityError", DatabaseError, dict, "IntegrityError", "_sqlite3");

InternalError = context.EnsureModuleException("sqlite.InternalError", DatabaseError, dict, "InternalError", "_sqlite3");

ProgrammingError = context.EnsureModuleException("sqlite.ProgrammingError", DatabaseError, dict, "ProgrammingError", "_sqlite3");

NotSupportedError = context.EnsureModuleException("sqlite.NotSupportedError", DatabaseError, dict, "NotSupportedError", "_sqlite3");

}

public static PythonType Warning;

internal static Exception MakeWarning(params object[] args)

{

return CreateThrowable(Warning, args);

}

public static PythonType Error;

internal static Exception MakeError(params object[] args)

{

return CreateThrowable(Error, args);

}

public static PythonType InterfaceError;

internal static Exception MakeInterfaceError(params object[] args)

{

return CreateThrowable(InterfaceError, args);

}

public static PythonType DatabaseError;

internal static Exception MakeDatabaseError(params object[] args)

{

return CreateThrowable(DatabaseError, args);

}

public static PythonType DataError;

internal static Exception MakeDataError(params object[] args)

{

return CreateThrowable(DataError, args);

}

public static PythonType OperationalError;

internal static Exception MakeOperationalError(params object[] args)

{

return CreateThrowable(OperationalError, args);

}

public static PythonType IntegrityError;

internal static Exception MakeIntegrityError(params object[] args)

{

return CreateThrowable(IntegrityError, args);

}

public static PythonType InternalError;

internal static Exception MakeInternalError(params object[] args)

{

return CreateThrowable(InternalError, args);

}

public static PythonType ProgrammingError;

internal static Exception MakeProgrammingError(params object[] args)

{

return CreateThrowable(ProgrammingError, args);

}

public static PythonType NotSupportedError;

internal static Exception MakeNotSupportedError(params object[] args)

{

return CreateThrowable(NotSupportedError, args);

}

internal static Exception GetSqliteError(Sqlite3.sqlite3 db, Sqlite3.Vdbe st)

{

/* SQLite often doesn't report anything useful, unless you reset the statement first */

if(st != null)

{

Sqlite3.sqlite3_reset(st);

}

int errorcode = Sqlite3.sqlite3_errcode(db);

string errmsg = Sqlite3.sqlite3_errmsg(db);

switch(errorcode)

{

case SQLITE_OK:

return null;

case Sqlite3.SQLITE_INTERNAL:

case Sqlite3.SQLITE_NOTFOUND:

return MakeInternalError(errmsg);

case Sqlite3.SQLITE_NOMEM:

return new OutOfMemoryException();

case Sqlite3.SQLITE_ERROR:

case Sqlite3.SQLITE_PERM:

case Sqlite3.SQLITE_ABORT:

case Sqlite3.SQLITE_BUSY:

case Sqlite3.SQLITE_LOCKED:

case Sqlite3.SQLITE_READONLY:

case Sqlite3.SQLITE_INTERRUPT:

case Sqlite3.SQLITE_IOERR:

case Sqlite3.SQLITE_FULL:

case Sqlite3.SQLITE_CANTOPEN:

case Sqlite3.SQLITE_PROTOCOL:

case Sqlite3.SQLITE_EMPTY:

case Sqlite3.SQLITE_SCHEMA:

return MakeOperationalError(errmsg);

case Sqlite3.SQLITE_CORRUPT:

return MakeDatabaseError(errmsg);

case Sqlite3.SQLITE_TOOBIG:

return MakeDataError(errmsg);

case Sqlite3.SQLITE_CONSTRAINT:

case Sqlite3.SQLITE_MISMATCH:

return MakeIntegrityError(errmsg);

case Sqlite3.SQLITE_MISUSE:

return MakeProgrammingError(errmsg);

default:

return MakeDatabaseError(errmsg);

}

}

private static Exception CreateThrowable(PythonType type, params object[] args)

{

return PythonOps.CreateThrowable(type, args);

}

}

}