import graphene
from graphene import relay, InputObjectType
from api.utils import get_object
from books.schema.inputs import UserGroupBlockVisibility
from core.utils import set_visible_for, set_hidden_for
from objectives.models import ObjectiveProgressStatus, Objective, ObjectiveGroup
from objectives.schema import ObjectiveNode, ObjectiveGroupNode


class UpdateObjectiveProgress(relay.ClientIDMutation):
    class Input:
        id = graphene.ID(required=True, description="The ID of the objective")
        done = graphene.Boolean(required=True)

    errors = graphene.List(graphene.String)
    objective = graphene.Field(ObjectiveNode)

    @classmethod
    def mutate_and_get_payload(cls, root, info, **kwargs):
        objective_id = kwargs.get('id')
        done = kwargs.get('done')
        objective = get_object(Objective, objective_id)  # info.context.user = django user
        objective_progress, created = ObjectiveProgressStatus.objects.get_or_create(
            objective=objective,
            user=info.context.user
        )

        objective_progress.done = done
        objective_progress.save()

        return cls(objective=objective)


class UpdateObjectiveGroupVisibility(relay.ClientIDMutation):
    class Input:
        id = graphene.ID(required=True, description='The ID of the objective group')
        visibility = graphene.List(UserGroupBlockVisibility)

    objective_group = graphene.Field(ObjectiveGroupNode)

    @classmethod
    def mutate_and_get_payload(cls, root, info, **kwargs):
        objective_group_id = kwargs.get('id')
        visibility_list = kwargs.get('visibility')
        objective_group = get_object(ObjectiveGroup, objective_group_id)  # info.context.user = django user

        if visibility_list is not None:
            if objective_group.owner is not None:
                set_visible_for(objective_group, visibility_list)
            else:
                set_hidden_for(objective_group, visibility_list)

            objective_group.save()


        return cls(objective_group=objective_group)


class ObjectiveMutations:
    update_objective_progress = UpdateObjectiveProgress.Field()
    update_objective_group_visibility = UpdateObjectiveGroupVisibility.Field()