forked from mirrors/bookwyrm
179 lines
4 KiB
Python
179 lines
4 KiB
Python
''' undo wrapper activity '''
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from dataclasses import dataclass
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from typing import List
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from django.apps import apps
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from .base_activity import ActivityObject, Signature, resolve_remote_id
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from .book import Edition
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@dataclass(init=False)
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class Verb(ActivityObject):
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''' generic fields for activities - maybe an unecessary level of
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abstraction but w/e '''
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actor: str
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object: ActivityObject
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def action(self):
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''' usually we just want to save, this can be overridden as needed '''
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self.object.to_model()
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@dataclass(init=False)
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class Create(Verb):
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''' Create activity '''
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to: List
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cc: List
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signature: Signature = None
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type: str = 'Create'
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@dataclass(init=False)
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class Delete(Verb):
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''' Create activity '''
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to: List
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cc: List
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type: str = 'Delete'
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def action(self):
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''' find and delete the activity object '''
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obj = self.object.to_model(save=False, allow_create=False)
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obj.delete()
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@dataclass(init=False)
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class Update(Verb):
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''' Update activity '''
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to: List
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type: str = 'Update'
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def action(self):
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''' update a model instance from the dataclass '''
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self.object.to_model(allow_create=False)
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@dataclass(init=False)
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class Undo(Verb):
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''' Undo an activity '''
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type: str = 'Undo'
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def action(self):
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''' find and remove the activity object '''
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# this is so hacky but it does make it work....
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# (because you Reject a request and Undo a follow
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model = None
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if self.object.type == 'Follow':
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model = apps.get_model('bookwyrm.UserFollows')
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obj = self.object.to_model(model=model, save=False, allow_create=False)
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obj.delete()
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@dataclass(init=False)
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class Follow(Verb):
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''' Follow activity '''
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object: str
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type: str = 'Follow'
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def action(self):
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''' relationship save '''
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self.to_model()
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@dataclass(init=False)
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class Block(Verb):
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''' Block activity '''
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object: str
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type: str = 'Block'
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def action(self):
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''' relationship save '''
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self.to_model()
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@dataclass(init=False)
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class Accept(Verb):
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''' Accept activity '''
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object: Follow
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type: str = 'Accept'
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def action(self):
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''' find and remove the activity object '''
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obj = self.object.to_model(save=False, allow_create=False)
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obj.accept()
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@dataclass(init=False)
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class Reject(Verb):
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''' Reject activity '''
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object: Follow
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type: str = 'Reject'
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def action(self):
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''' find and remove the activity object '''
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obj = self.object.to_model(save=False, allow_create=False)
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obj.reject()
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@dataclass(init=False)
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class Add(Verb):
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'''Add activity '''
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target: str
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object: Edition
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type: str = 'Add'
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def action(self):
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''' add obj to collection '''
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target = resolve_remote_id(self.target, refresh=False)
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# we want to related field that isn't the book, this is janky af sorry
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model = [t for t in type(target)._meta.related_objects \
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if t.name != 'edition'][0].related_model
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self.to_model(model=model)
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@dataclass(init=False)
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class AddBook(Add):
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'''Add activity that's aware of the book obj '''
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object: Edition
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@dataclass(init=False)
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class AddListItem(AddBook):
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'''Add activity that's aware of the book obj '''
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notes: str = None
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order: int = 0
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approved: bool = True
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@dataclass(init=False)
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class Remove(Verb):
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'''Remove activity '''
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target: ActivityObject
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type: str = 'Remove'
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def action(self):
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''' find and remove the activity object '''
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obj = self.object.to_model(save=False, allow_create=False)
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obj.delete()
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@dataclass(init=False)
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class Like(Verb):
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''' a user faving an object '''
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object: str
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type: str = 'Like'
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def action(self):
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''' like '''
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self.to_model()
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@dataclass(init=False)
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class Announce(Verb):
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''' boosting a status '''
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object: str
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type: str = 'Announce'
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def action(self):
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''' boost '''
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self.to_model()
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