#!/usr/bin/env python

# Copyright 2017 Google LLC
#
# 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.

"""DialogFlow API Detect Intent Python sample with text inputs.

Examples:
  python detect_intent_texts.py -h
  python detect_intent_texts.py --project-id PROJECT_ID \
  --session-id SESSION_ID \
  "hello" "book a meeting room" "Mountain View"
  python detect_intent_texts.py --project-id PROJECT_ID \
  --session-id SESSION_ID \
  "tomorrow" "10 AM" "2 hours" "10 people" "A" "yes"
"""

import argparse
import uuid


# [START dialogflow_detect_intent_text]
def detect_intent_texts(project_id, session_id, texts, language_code):
    """Returns the result of detect intent with texts as inputs.

    Using the same `session_id` between requests allows continuation
    of the conversation."""
    from google.cloud import dialogflow

    session_client = dialogflow.SessionsClient()

    session = session_client.session_path(project_id, session_id)
    print("Session path: {}\n".format(session))

    for text in texts:
        text_input = dialogflow.TextInput(text=text, language_code=language_code)

        query_input = dialogflow.QueryInput(text=text_input)

        response = session_client.detect_intent(
            request={"session": session, "query_input": query_input}
        )

        print("=" * 20)
        print("Query text: {}".format(response.query_result.query_text))
        print(
            "Detected intent: {} (confidence: {})\n".format(
                response.query_result.intent.display_name,
                response.query_result.intent_detection_confidence,
            )
        )
        print("Fulfillment text: {}\n".format(response.query_result.fulfillment_text))


# [END dialogflow_detect_intent_text]


if __name__ == "__main__":
    parser = argparse.ArgumentParser(
        description=__doc__, formatter_class=argparse.RawDescriptionHelpFormatter
    )
    parser.add_argument(
        "--project-id", help="Project/agent id.  Required.", required=True
    )
    parser.add_argument(
        "--session-id",
        help="Identifier of the DetectIntent session. " "Defaults to a random UUID.",
        default=str(uuid.uuid4()),
    )
    parser.add_argument(
        "--language-code",
        help='Language code of the query. Defaults to "en-US".',
        default="en-US",
    )
    parser.add_argument("texts", nargs="+", type=str, help="Text inputs.")

    args = parser.parse_args()

    detect_intent_texts(
        args.project_id, args.session_id, args.texts, args.language_code
    )