from flask import Blueprint, request, jsonify
from flask_jwt_extended import jwt_required
from flasgger.utils import swag_from
from models.service_instance import ServiceInstance
from models.service import Service

service_instance_bp = Blueprint('service_instance', __name__, url_prefix='/service_instance')

@service_instance_bp.route('/', methods=['GET'])
@jwt_required()
@swag_from('../docs/service_instance/list.yml')
def list_ambiente():
    page = request.args.get('page', 1, type=int)
    per_page = request.args.get('per_page', 10, type=int)

    pagination = ServiceInstance.query.paginate(page=page, per_page=per_page, error_out=False)
    service_instances = pagination.items

    return jsonify({
        'service_instance': [
            {
                'id': service_instance.id,
                'name': service_instance.name,
                'description': service_instance.description,
                'service_id': service_instance.service_id
            } for service_instance in service_instances
        ],
        'total': pagination.total,
        'page': pagination.page,
        'per_page': pagination.per_page
    }), 200