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81 lines
2.0 KiB
Python
81 lines
2.0 KiB
Python
import graphene
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from graphene import relay, resolve_only_args
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from .data import create_ship, get_empire, get_faction, get_rebels, get_ship
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class Ship(graphene.ObjectType):
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'''A ship in the Star Wars saga'''
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class Meta:
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interfaces = (relay.Node, )
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name = graphene.String(description='The name of the ship.')
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@classmethod
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def get_node(cls, id, context, info):
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return get_ship(id)
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class ShipConnection(relay.Connection):
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class Meta:
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node = Ship
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class Faction(graphene.ObjectType):
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'''A faction in the Star Wars saga'''
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class Meta:
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interfaces = (relay.Node, )
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name = graphene.String(description='The name of the faction.')
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ships = relay.ConnectionField(ShipConnection, description='The ships used by the faction.')
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@resolve_only_args
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def resolve_ships(self, **args):
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# Transform the instance ship_ids into real instances
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return [get_ship(ship_id) for ship_id in self.ships]
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@classmethod
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def get_node(cls, id, context, info):
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return get_faction(id)
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class IntroduceShip(relay.ClientIDMutation):
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class Input:
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ship_name = graphene.String(required=True)
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faction_id = graphene.String(required=True)
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ship = graphene.Field(Ship)
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faction = graphene.Field(Faction)
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@classmethod
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def mutate_and_get_payload(cls, input, context, info):
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ship_name = input.get('ship_name')
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faction_id = input.get('faction_id')
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ship = create_ship(ship_name, faction_id)
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faction = get_faction(faction_id)
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return IntroduceShip(ship=ship, faction=faction)
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class Query(graphene.ObjectType):
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rebels = graphene.Field(Faction)
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empire = graphene.Field(Faction)
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node = relay.Node.Field()
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@resolve_only_args
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def resolve_rebels(self):
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return get_rebels()
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@resolve_only_args
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def resolve_empire(self):
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return get_empire()
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class Mutation(graphene.ObjectType):
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introduce_ship = IntroduceShip.Field()
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schema = graphene.Schema(query=Query, mutation=Mutation)
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