# ***************************************************************************
# *                                                                         *
# *   Copyright (c) 2015 - Bernd Hahnebach <bernd@bimstatik.org>            *
# *                                                                         *
# *   This program is free software; you can redistribute it and/or modify  *
# *   it under the terms of the GNU Lesser General Public License (LGPL)    *
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# *   GNU Library General Public License for more details.                  *
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# *                                                                         *
# ***************************************************************************

__title__ = "_CommandSolverCalculix"
__author__ = "Bernd Hahnebach"
__url__ = "http://www.freecadweb.org"

## @package CommandFemSolverCalculix
#  \ingroup FEM

import FreeCAD
from .FemCommands import FemCommands
import FreeCADGui
import FemGui
from PySide import QtCore


class _CommandFemSolverCalculix(FemCommands):
    "The FEM_SolverCalculix command definition"
    def __init__(self):
        super(_CommandFemSolverCalculix, self).__init__()
        self.resources = {'Pixmap': 'fem-solver',
                          'MenuText': QtCore.QT_TRANSLATE_NOOP("FEM_SolverCalculix", "Solver CalculiX"),
                          'Accel': "S, C",
                          'ToolTip': QtCore.QT_TRANSLATE_NOOP("FEM_SolverCalculix", "Creates a FEM solver CalculiX")}
        self.is_active = 'with_analysis'

    def Activated(self):
        ccx_prefs = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/Fem/Ccx")
        use_old_solver_frame_work = ccx_prefs.GetBool("useOldSolverFrameWork", False)
        use_new_solver_frame_work = ccx_prefs.GetBool("useNewSolverFrameWork", True)
        if use_old_solver_frame_work and not use_new_solver_frame_work:
            has_nonlinear_material_obj = False
            for m in FemGui.getActiveAnalysis().Member:
                if hasattr(m, "Proxy") and m.Proxy.Type == "FemMaterialMechanicalNonlinear":
                    has_nonlinear_material_obj = True
            FreeCAD.ActiveDocument.openTransaction("Create SolverCalculix")
            FreeCADGui.addModule("ObjectsFem")
            FreeCADGui.addModule("FemGui")
            if has_nonlinear_material_obj:
                FreeCADGui.doCommand("solver = ObjectsFem.makeSolverCalculixOld(FreeCAD.ActiveDocument)")
                FreeCADGui.doCommand("solver.GeometricalNonlinearity = 'nonlinear'")
                FreeCADGui.doCommand("solver.MaterialNonlinearity = 'nonlinear'")
                FreeCADGui.doCommand("FemGui.getActiveAnalysis().addObject(solver)")
            else:
                FreeCADGui.doCommand("FemGui.getActiveAnalysis().addObject(ObjectsFem.makeSolverCalculix(FreeCAD.ActiveDocument))")
        else:
            analysis = FemGui.getActiveAnalysis()
            FreeCAD.ActiveDocument.openTransaction("Create CalculiX solver object")
            FreeCADGui.addModule("ObjectsFem")
            FreeCADGui.doCommand(
                "FreeCAD.ActiveDocument.%s.Member += "
                "[ObjectsFem.makeSolverCalculix(FreeCAD.ActiveDocument)]"
                % analysis.Name)
            FreeCAD.ActiveDocument.commitTransaction()
            FreeCAD.ActiveDocument.recompute()


FreeCADGui.addCommand('FEM_SolverCalculix', _CommandFemSolverCalculix())