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"""
Provides a ConversionStrategy for mapping VariableDescriptor to Fluent's SVAR names.
"""


from ansys.units.variable_descriptor import (
    MappingConversionStrategy,
    VariableCatalog,
)


class FluentSVarNamingStrategy(MappingConversionStrategy):
    """This strategy handles conversion of selected VariableCatalog into Fluent's
    server-side field variable naming conventions (e.g., "SV_P" for pressure).
    """

    _c = VariableCatalog

    _mapping = {
        # pressure
        _c.PRESSURE: "SV_P",
        _c.STATIC_PRESSURE: "SV_P",
        # velocity
        _c.VELOCITY_X: "SV_U",
        _c.VELOCITY_Y: "SV_V",
        _c.VELOCITY_Z: "SV_W",
        # density
        _c.DENSITY: "SV_DENSITY",
        # temperature
        _c.SPECIFIC_ENTHALPY: "SV_H",
        _c.TEMPERATURE: "SV_T",
    }
