from flask import g, request

from auth.auth_view import RegisteredAuthorizedView

from campaigns.schemas import CampaignCreateSchema, campaign_details_response_schema, campaign_create_schema
from campaigns.exceptions import CampaignNotFound
from campaigns.services.campaigns_service import CampaignsService
from services.recent_search.recent_search_service import RecentSearchesService
from flask_apispec import marshal_with, use_kwargs, doc

from shared.validators import validate_UUID


@doc(tags=['CampaignDetail'])
class CampaignDetailView(RegisteredAuthorizedView):
    service = CampaignsService()
    recent_search_service = RecentSearchesService()
    """Endpoint for retrieving, updating and deleting an campaign."""

    @doc(description='Retrieve campaign details')
    @marshal_with(campaign_details_response_schema, code=200, description='JSON with campaign details.')
    @marshal_with(schema=None, code=401, description='User is not authenticated.')
    @marshal_with(schema=None, code=403, description='User does not have access to the project')
    @marshal_with(schema=None, code=404, description='Project or campaign is not found.')
    def get(self, project_id, campaign_uuid):
        """Retrieve campaign details.

        Args:
            project_id (int): Project ID.
            campaign_uuid (str): Campaign UUID.

        Returns:
            HTTP 200: JSON with campaign details.

        Raises:
            HTTP 401: If user is not authenticated.
            HTTP 403: If user does not have access to the project.
            HTTP 404: If project or campaign is not found.

        """
        self.permissions.can_access_project(project_id)
        validate_UUID(campaign_uuid)
        campaign = self.service.get_campaign_detail(campaign_uuid, project_id)

        if not campaign:
            raise CampaignNotFound()

        self.recent_search_service.track_opened_campaign_details(campaign_uuid, g.user_id, request.args)

        return campaign

    """
        Deprecated, needs to be rewritten to accommodate new MediaPlanPhase logic
    """

    @doc(description='Campaign update')
    @use_kwargs(campaign_create_schema)
    @marshal_with(campaign_details_response_schema, code=200, description='Campaign has been updated successfully.')
    @marshal_with(schema=None, code=401, description='User is not authenticated.')
    @marshal_with(schema=None, code=403, description='User does not have permission to update campaign.')
    @marshal_with(schema=None, code=404, description='Project or campaign is not found.')
    def put(self, project_id, campaign_id):
        """Update an campaign.

        Args:
            params: CampaignCreateSchema
            project_id (int): Project ID.
            campaign_id (int): Campaign ID.

        Returns:
            HTTP 204: If campaign has been updated successfully.

        Raises:
            HTTP 401: If user is not authenticated.
            HTTP 403: If user does not have permission to update campaign.
            HTTP 404: If project or campaign is not found.

        """
        return self.no_content()
        self.permissions.can_edit_campaign(project_id=project_id, campaign_id=campaign_id)

        params = get_request_model(CampaignCreateSchema)

        return self.service.update_campaign(
            campaign_id=campaign_id,
            campaign_data=params,
            updated_by=g.user_id,
            project_id=project_id)

    @doc(description='Delete campaign')
    @marshal_with(schema=None, code=401, description='User is not authenticated.')
    @marshal_with(schema=None, code=403, description='User does not have permission to delete the campaign.')
    @marshal_with(schema=None, code=404, description='Project or campaign is not found.')
    @marshal_with(schema=None, code=204, description='Campaign deleted successfully.')
    def delete(self, project_id, campaign_uuid):
        """Delete an campaign.

        Args:
            project_id (int): Project ID.
            campaign_uuid (str): Campaign UUID.

        Returns:
            HTTP 204: If campaign deleted successfully.

        Raises:
            HTTP 401: If user is not authenticated.
            HTTP 403: If user does not have permission to delete the campaign.
            HTTP 404: If project or campaign is not found.

        """
        self.permissions.can_delete_campaign(project_id)
        validate_UUID(campaign_uuid)
        self.service.delete_campaign(campaign_uuid, project_id, user_id=g.user_id)

        return self.no_content()