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

# Copyright (c) 2017 TrilioData, Inc.
# All Rights Reserved.

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

LOG = logging.getLogger(__name__)


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

    _collection_name = "config_backups"

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

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

    def detail_list(self, request, backups):
        """Detailed view of a list of backups ."""
        return self._list_view(self.detail, request, backups)

    def summary(self, request, config_backup):
        """Generic, non-detailed view of a backup."""
        return {
            "config_backup": {
                "id": config_backup.get("id"),
                "created_at": config_backup.get("created_at"),
                "status": config_backup.get("status"),
                "name": config_backup.get("display_name"),
                "size": config_backup.get("size"),
                "vault_storage_path": config_backup.get("vault_storage_path"),
                "description": config_backup.get("display_description"),
                "config_workload_id": config_backup.get("config_workload_id"),
            }
        }

    def detail(self, request, config_backup):
        """Detailed view of a single backup."""
        return {
            "config_backup": {
                "id": config_backup.get("id"),
                "created_at": config_backup.get("created_at"),
                "updated_at": config_backup.get("updated_at"),
                "finished_at": config_backup.get("finished_at"),
                "user_id": config_backup.get("user_id"),
                "project_id": config_backup.get("project_id"),
                "status": config_backup.get("status"),
                "name": config_backup.get("display_name"),
                "description": config_backup.get("display_description"),
                "config_workload_id": config_backup.get("config_workload_id"),
                "host": config_backup.get("host"),
                "size": config_backup.get("size"),
                "progress_msg": config_backup.get("progress_msg"),
                "warning_msg": config_backup.get("warning_msg"),
                "error_msg": config_backup.get("error_msg"),
                "time_taken": config_backup.get("time_taken"),
                "vault_storage_path": config_backup.get("vault_storage_path"),
                "metadata": config_backup.get("metadata"),
            }
        }

    def _list_view(self, func, request, backups):
        """Provide a view for a list of backups."""
        backups_list = [func(request, backup)["config_backup"] for backup in backups]

        backups_list = sorted(backups_list, key=lambda backup: backup["created_at"])
        backups_dict = dict(backups=backups_list)

        return backups_dict