# vim: tabstop=4 shiftwidth=4 softtabstop=4

# Copyright (c) 2013 TrilioData, Inc.
# All Rights Reserved.

from workloadmgr.openstack.common import log as logging
from workloadmgr.api import common
import pickle


LOG = logging.getLogger(__name__)


class ViewBuilder(common.ViewBuilder):
    """Model workload API responses as a python dictionary."""

    _collection_name = "config_workload"

    def __init__(self):
        """Initialize view builder."""
        super(ViewBuilder, self).__init__()

    def summary_list(self, request, config_workloads):
        """Show a list of config_workloads without many details."""
        return self._list_view(self.summary, request, config_workloads)

    def detail_list(self, request, config_workloads, api=None):
        """Detailed view of a list of workloads ."""
        return self._list_view(self.detail, request, config_workloads)

    def summary(self, request, config_workload, api=None):
        """Generic, non-detailed view of a config_workloads."""
        joschedule = pickle.loads(config_workload.get("jobschedule"))
        return {
            "config_workload": {
                "id": config_workload.get("id"),
                "created_at": config_workload.get("created_at"),
                "updated_at": config_workload.get("updated_at"),
                "status": config_workload.get("status"),
                "jobschedule_enabled": joschedule.get("enabled"),
                "retention_policy": joschedule.get("retention_policy_value"),
                "scheduler_interval": joschedule.get("interval"),
                "start_time": joschedule.get("start_time"),
            }
        }

    def detail(self, request, config_workload, api=None):
        """Detailed view of a single config_workloads."""
        joschedule = pickle.loads(config_workload.get("jobschedule"))
        return {
            "config_workload": {
                "id": config_workload.get("id"),
                "created_at": config_workload.get("created_at"),
                "updated_at": config_workload.get("updated_at"),
                "user_id": config_workload.get("user_id"),
                "project_id": config_workload.get("project_id"),
                "status": config_workload.get("status"),
                "jobschedule_enabled": joschedule.get("enabled"),
                "retention_policy": joschedule.get("retention_policy_value"),
                "scheduler_interval": joschedule.get("interval"),
                "start_time": joschedule.get("start_time"),
            }
        }

    def _list_view(self, func, request, workloads):
        """Provide a view for a list of openstack workloads."""
        workloads_list = [func(request, workload)["workload"] for workload in workloads]
        workloads_dict = dict(config_workloads=workloads_list)

        return workloads_dict