#     Copyright 2023, Kay Hayen, mailto:kay.hayen@gmail.com
#
#     Part of "Nuitka", an optimizing Python compiler that is compatible and
#     integrates with CPython, but also works on its own.
#
#     Licensed under the Apache License, Version 2.0 (the "License");
#     you may not use this file except in compliance with the License.
#     You may obtain a copy of the License at
#
#        http://www.apache.org/licenses/LICENSE-2.0
#
#     Unless required by applicable law or agreed to in writing, software
#     distributed under the License is distributed on an "AS IS" BASIS,
#     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#     See the License for the specific language governing permissions and
#     limitations under the License.
#
""" Print related codes.

This is broken down to to level on printing one individual item, and
a new line potentially. The heavy lifting for 'softspace', etc. is
happening in the C helper functions.

"""

from .CodeHelpers import generateExpressionCode
from .ErrorCodes import getErrorExitBoolCode


def generatePrintValueCode(statement, emit, context):
    destination = statement.subnode_dest
    value = statement.subnode_value

    if destination is not None:
        dest_name = context.allocateTempName("print_dest", unique=True)

        generateExpressionCode(
            expression=destination, to_name=dest_name, emit=emit, context=context
        )
    else:
        dest_name = None

    value_name = context.allocateTempName("print_value", unique=True)

    generateExpressionCode(
        expression=value, to_name=value_name, emit=emit, context=context
    )

    with context.withCurrentSourceCodeReference(statement.getSourceReference()):
        res_name = context.getBoolResName()

        if dest_name is not None:
            print_code = "%s = PRINT_ITEM_TO(%s, %s);" % (
                res_name,
                dest_name,
                value_name,
            )
        else:
            print_code = "%s = PRINT_ITEM(%s);" % (res_name, value_name)

        emit(print_code)

        getErrorExitBoolCode(
            condition="%s == false" % res_name,
            release_names=(dest_name, value_name),
            emit=emit,
            context=context,
        )


def generatePrintNewlineCode(statement, emit, context):
    destination = statement.subnode_dest

    if destination is not None:
        dest_name = context.allocateTempName("print_dest", unique=True)

        generateExpressionCode(
            expression=destination, to_name=dest_name, emit=emit, context=context
        )
    else:
        dest_name = None

    with context.withCurrentSourceCodeReference(statement.getSourceReference()):
        if dest_name is not None:
            print_code = "PRINT_NEW_LINE_TO(%s) == false" % (dest_name,)
        else:
            print_code = "PRINT_NEW_LINE() == false"

        getErrorExitBoolCode(
            condition=print_code, release_name=dest_name, emit=emit, context=context
        )
