from django.utils.translation import ugettext as _
from rest_framework import serializers

from assets.models import Node
from common.drf.fields import ReadableHiddenField
from ops.mixin import PeriodTaskSerializerMixin
from ops.models import Job, JobExecution
from ops.models.job import JobAuditLog
from orgs.mixins.serializers import BulkOrgResourceModelSerializer


class JobSerializer(BulkOrgResourceModelSerializer, PeriodTaskSerializerMixin):
    creator = ReadableHiddenField(default=serializers.CurrentUserDefault())
    run_after_save = serializers.BooleanField(label=_("Run after save"), default=False, required=False)
    nodes = serializers.ListField(required=False, child=serializers.CharField())

    def create(self, validated_data):
        assets = validated_data.__getitem__('assets')
        node_ids = validated_data.pop('nodes')
        if node_ids:
            nodes = Node.objects.filter(id__in=node_ids)
            assets.extend(
                Node.get_nodes_all_assets(*nodes).exclude(id__in=[asset.id for asset in assets]))
        return super().create(validated_data)

    class Meta:
        model = Job
        read_only_fields = ["id", "date_last_run", "date_created", "date_updated", "average_time_cost"]
        fields = read_only_fields + [
            "name", "instant", "type", "module", "args", "playbook", "assets", "runas_policy", "runas", "creator",
            "use_parameter_define",
            "parameters_define",
            "timeout",
            "chdir",
            "comment",
            "summary",
            "is_periodic", "interval", "crontab", "run_after_save", "nodes"
        ]


class JobExecutionSerializer(BulkOrgResourceModelSerializer):
    creator = ReadableHiddenField(default=serializers.CurrentUserDefault())
    job_type = serializers.ReadOnlyField(label=_("Job type"))
    material = serializers.ReadOnlyField(label=_("Material"))

    class Meta:
        model = JobExecution
        read_only_fields = ["id", "task_id", "timedelta", "time_cost", 'is_finished', 'date_start',
                            'date_finished',
                            'date_created',
                            'is_success', 'task_id', 'short_id', 'job_type', 'summary', 'material']
        fields = read_only_fields + [
            "job", "parameters", "creator"
        ]