# controllers/usage_tracking.py

from flask import request, jsonify
from models.schemas.usage_schema import create_usage_record, get_usage_by_user, get_usage_by_manager, \
    get_usage_by_interaction_type
from controllers.data_logging import log_assistant_usage


# Log assistant usage by a user
def log_usage():
    """
    Logs the usage of the assistant by a user.

    Expects:
    - user_id: The ID of the user interacting with the assistant.
    - manager_id: The ID of the user's manager.
    - interaction_type: The type of interaction (e.g., "disease_detection", "inventory_management").
    - metadata: Optional. Additional details about the interaction.

    Returns:
    - JSON response with the result of the logging operation.
    """
    try:
        # Extract data from the request
        user_id = request.json.get('user_id')
        manager_id = request.json.get('manager_id')
        interaction_type = request.json.get('interaction_type')
        metadata = request.json.get('metadata')

        if not user_id or not manager_id or not interaction_type:
            return jsonify({"error": "Missing required fields"}), 400

        # Log assistant usage
        usage_record_id = create_usage_record(user_id, manager_id, interaction_type, metadata)

        # Log the usage in the system log
        log_assistant_usage(user_id, manager_id, interaction_type, metadata)

        return jsonify({"message": "Assistant usage logged successfully", "usage_record_id": usage_record_id}), 201

    except Exception as e:
        return jsonify({"error": str(e)}), 500


# Get usage records by user
def get_usage_for_user(user_id):
    """
    Retrieves all assistant usage records for a specific user.

    Expects:
    - user_id: The ID of the user.

    Returns:
    - JSON response with the list of usage records for the user.
    """
    try:
        usage_records = get_usage_by_user(user_id)
        if not usage_records:
            return jsonify({"message": "No usage records found for this user"}), 404

        return jsonify(usage_records), 200

    except Exception as e:
        return jsonify({"error": str(e)}), 500


# Get usage records for all users managed by a specific manager
def get_usage_for_manager(manager_id):
    """
    Retrieves all assistant usage records for users managed by a specific manager.

    Expects:
    - manager_id: The ID of the manager.

    Returns:
    - JSON response with the list of usage records for users under the manager.
    """
    try:
        usage_records = get_usage_by_manager(manager_id)
        if not usage_records:
            return jsonify({"message": "No usage records found for this manager's users"}), 404

        return jsonify(usage_records), 200

    except Exception as e:
        return jsonify({"error": str(e)}), 500


# Get usage records by interaction type
def get_usage_by_type(interaction_type):
    """
    Retrieves all assistant usage records for a specific interaction type.

    Expects:
    - interaction_type: The type of interaction (e.g., "disease_detection", "inventory_management").

    Returns:
    - JSON response with the list of usage records for the specified interaction type.
    """
    try:
        usage_records = get_usage_by_interaction_type(interaction_type)
        if not usage_records:
            return jsonify({"message": f"No usage records found for interaction type '{interaction_type}'"}), 404

        return jsonify(usage_records), 200

    except Exception as e:
        return jsonify({"error": str(e)}), 500