"""
Strategy Infrastructure — Strategy Map Perspective Repository (Django ORM).
"""

from typing import List, Optional
from uuid import UUID

from ...domain.entities.strategy_map_perspective import StrategyMapPerspective
from ...domain.repositories.interfaces import StrategyMapPerspectiveRepository
from ..persistence.models import StrategyMapPerspectiveModel
from .mappers import StrategyMapPerspectiveMapper


class DjangoStrategyMapPerspectiveRepository(StrategyMapPerspectiveRepository):

    def find_by_id(self, perspective_id: UUID) -> Optional[StrategyMapPerspective]:
        try:
            model = StrategyMapPerspectiveModel.objects.get(id=perspective_id)
            return StrategyMapPerspectiveMapper.to_entity(model)
        except StrategyMapPerspectiveModel.DoesNotExist:
            return None

    def find_by_map(self, map_id: UUID) -> List[StrategyMapPerspective]:
        qs = StrategyMapPerspectiveModel.objects.filter(strategy_map_id=map_id)
        return [StrategyMapPerspectiveMapper.to_entity(m) for m in qs]

    def save(self, entity: StrategyMapPerspective) -> StrategyMapPerspective:
        try:
            model = StrategyMapPerspectiveModel.objects.get(id=entity.id)
            model = StrategyMapPerspectiveMapper.to_model(entity, model)
        except StrategyMapPerspectiveModel.DoesNotExist:
            model = StrategyMapPerspectiveMapper.to_model(entity)
        model.save()
        return StrategyMapPerspectiveMapper.to_entity(model)

    def delete(self, perspective_id: UUID) -> bool:
        deleted, _ = StrategyMapPerspectiveModel.objects.filter(id=perspective_id).delete()
        return deleted > 0