# ******************************************************************************
# Copyright 2017-2019 Intel Corporation
#
# 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.
# ******************************************************************************
# Register procedures to be used by CLI
from nlp_architect.cli.cmd_registry import CMD_REGISTRY
from nlp_architect.procedures.procedure import Procedure


def register_cmd(registry: dict, name: str, description: str):
    def register_cmd_fn(cls):
        if not issubclass(cls, Procedure):
            raise ValueError('Registered class must be subclassed from Procedure')
        if name in registry:
            raise ValueError('Cannot register duplicate model {}'.format(name))
        run_fn = cls.run_procedure
        arg_adder_fn = cls.add_arguments
        new_cmd = {'name': name,
                   'description': description,
                   'fn': run_fn,
                   'arg_adder': arg_adder_fn}
        registry.append(new_cmd)
        return cls
    return register_cmd_fn


def register_train_cmd(name: str, description: str):
    return register_cmd(CMD_REGISTRY['train'], name, description)


def register_infer_cmd(name: str, description: str):
    return register_cmd(CMD_REGISTRY['infer'], name, description)


def register_run_cmd(name: str, description: str):
    return register_cmd(CMD_REGISTRY['run'], name, description)


def register_process_cmd(name: str, description: str):
    return register_cmd(CMD_REGISTRY['process'], name, description)


def register_solution_cmd(name: str, description: str):
    return register_cmd(CMD_REGISTRY['solution'], name, description)


def register_serve_cmd(name: str, description: str):
    return register_cmd(CMD_REGISTRY['serve'], name, description)
