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#
# Licensed under the Apache License, Version 2.0 (the "License"). You
# may not use this file except in compliance with the License. A copy of
# the License is located at
#
#     http://aws.amazon.com/apache2.0/
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# or in the "license" file accompanying this file. This file is
# distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF
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from pydantic import Field

from braket.schema_common import BraketSchemaBase, BraketSchemaHeader


class Program(BraketSchemaBase):
    """
    Root object of the Blackbird IR.

    More about Blackbird:
    https://quantum-blackbird.readthedocs.io/en/latest/

    Attributes:
        braketSchemaHeader (BraketSchemaHeader): Schema header. Users do not need
            to set this value. Only default is allowed.
        source (str): Blackbird program.

    Examples:
        >>> from braket.ir.blackbird import Program as BlackbirdProgram
        >>> BlackbirdProgram(source='')
    """

    _PROGRAM_HEADER = BraketSchemaHeader(name="braket.ir.blackbird.program", version="1")
    braketSchemaHeader: BraketSchemaHeader = Field(default=_PROGRAM_HEADER, const=_PROGRAM_HEADER)
    source: str