507 lines
		
	
	
		
			23 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			507 lines
		
	
	
		
			23 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| from typing import Dict, List, Set, TYPE_CHECKING
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| from BaseClasses import Region, ItemClassification, Item, Location
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| from .locations import location_table
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| from .er_data import Portal, tunic_er_regions, portal_mapping, traversal_requirements, DeadEnd
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| from .er_rules import set_er_region_rules
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| from Options import PlandoConnection
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| from .options import EntranceRando
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| from random import Random
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| from copy import deepcopy
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| 
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| if TYPE_CHECKING:
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|     from . import TunicWorld
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| 
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| 
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| class TunicERItem(Item):
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|     game: str = "TUNIC"
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| 
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| 
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| class TunicERLocation(Location):
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|     game: str = "TUNIC"
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| 
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| 
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| def create_er_regions(world: "TunicWorld") -> Dict[Portal, Portal]:
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|     regions: Dict[str, Region] = {}
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|     if world.options.entrance_rando:
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|         portal_pairs = pair_portals(world)
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| 
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|         # output the entrances to the spoiler log here for convenience
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|         for portal1, portal2 in portal_pairs.items():
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|             world.multiworld.spoiler.set_entrance(portal1.name, portal2.name, "both", world.player)
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|     else:
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|         portal_pairs = vanilla_portals()
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| 
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|     for region_name, region_data in tunic_er_regions.items():
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|         regions[region_name] = Region(region_name, world.player, world.multiworld)
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| 
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|     set_er_region_rules(world, regions, portal_pairs)
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| 
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|     for location_name, location_id in world.location_name_to_id.items():
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|         region = regions[location_table[location_name].er_region]
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|         location = TunicERLocation(world.player, location_name, location_id, region)
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|         region.locations.append(location)
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|     
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|     create_randomized_entrances(portal_pairs, regions)
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| 
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|     for region in regions.values():
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|         world.multiworld.regions.append(region)
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| 
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|     place_event_items(world, regions)
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| 
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|     victory_region = regions["Spirit Arena Victory"]
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|     victory_location = TunicERLocation(world.player, "The Heir", None, victory_region)
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|     victory_location.place_locked_item(TunicERItem("Victory", ItemClassification.progression, None, world.player))
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|     world.multiworld.completion_condition[world.player] = lambda state: state.has("Victory", world.player)
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|     victory_region.locations.append(victory_location)
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| 
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|     return portal_pairs
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| 
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| 
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| tunic_events: Dict[str, str] = {
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|     "Eastern Bell": "Forest Belltower Upper",
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|     "Western Bell": "Overworld Belltower at Bell",
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|     "Furnace Fuse": "Furnace Fuse",
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|     "South and West Fortress Exterior Fuses": "Fortress Exterior from Overworld",
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|     "Upper and Central Fortress Exterior Fuses": "Fortress Courtyard Upper",
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|     "Beneath the Vault Fuse": "Beneath the Vault Back",
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|     "Eastern Vault West Fuses": "Eastern Vault Fortress",
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|     "Eastern Vault East Fuse": "Eastern Vault Fortress",
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|     "Quarry Connector Fuse": "Quarry Connector",
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|     "Quarry Fuse": "Quarry Entry",
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|     "Ziggurat Fuse": "Rooted Ziggurat Lower Back",
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|     "West Garden Fuse": "West Garden",
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|     "Library Fuse": "Library Lab",
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|     "Place Questagons": "Sealed Temple",
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| }
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| 
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| 
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| def place_event_items(world: "TunicWorld", regions: Dict[str, Region]) -> None:
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|     for event_name, region_name in tunic_events.items():
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|         region = regions[region_name]
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|         location = TunicERLocation(world.player, event_name, None, region)
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|         if event_name == "Place Questagons":
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|             if world.options.hexagon_quest:
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|                 continue
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|             location.place_locked_item(
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|                 TunicERItem("Unseal the Heir", ItemClassification.progression, None, world.player))
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|         elif event_name.endswith("Bell"):
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|             location.place_locked_item(
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|                 TunicERItem("Ring " + event_name, ItemClassification.progression, None, world.player))
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|         else:
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|             location.place_locked_item(
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|                 TunicERItem("Activate " + event_name, ItemClassification.progression, None, world.player))
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|         region.locations.append(location)
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| 
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| 
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| def vanilla_portals() -> Dict[Portal, Portal]:
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|     portal_pairs: Dict[Portal, Portal] = {}
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|     # we don't want the zig skip exit for vanilla portals, since it shouldn't be considered for logic here
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|     portal_map = [portal for portal in portal_mapping if portal.name != "Ziggurat Lower Falling Entrance"]
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| 
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|     while portal_map:
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|         portal1 = portal_map[0]
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|         portal2 = None
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|         # portal2 scene destination tag is portal1's destination scene tag
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|         portal2_sdt = portal1.destination_scene()
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| 
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|         if portal2_sdt.startswith("Shop,"):
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|             portal2 = Portal(name="Shop", region="Shop",
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|                              destination="Previous Region", tag="_")
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| 
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|         elif portal2_sdt == "Purgatory, Purgatory_bottom":
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|             portal2_sdt = "Purgatory, Purgatory_top"
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| 
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|         for portal in portal_map:
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|             if portal.scene_destination() == portal2_sdt:
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|                 portal2 = portal
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|                 break
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| 
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|         portal_pairs[portal1] = portal2
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|         portal_map.remove(portal1)
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|         if not portal2_sdt.startswith("Shop,"):
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|             portal_map.remove(portal2)
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| 
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|     return portal_pairs
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| 
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| 
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| # pairing off portals, starting with dead ends
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| def pair_portals(world: "TunicWorld") -> Dict[Portal, Portal]:
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|     # separate the portals into dead ends and non-dead ends
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|     portal_pairs: Dict[Portal, Portal] = {}
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|     dead_ends: List[Portal] = []
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|     two_plus: List[Portal] = []
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|     player_name = world.multiworld.get_player_name(world.player)
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|     portal_map = portal_mapping.copy()
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|     logic_rules = world.options.logic_rules.value
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|     fixed_shop = world.options.fixed_shop
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|     laurels_location = world.options.laurels_location
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|     traversal_reqs = deepcopy(traversal_requirements)
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|     has_laurels = True
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|     waterfall_plando = False
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| 
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|     # if it's not one of the EntranceRando options, it's a custom seed
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|     if world.options.entrance_rando.value not in EntranceRando.options.values():
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|         seed_group = world.seed_groups[world.options.entrance_rando.value]
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|         logic_rules = seed_group["logic_rules"]
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|         fixed_shop = seed_group["fixed_shop"]
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|         laurels_location = "10_fairies" if seed_group["laurels_at_10_fairies"] is True else False
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| 
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|     # marking that you don't immediately have laurels
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|     if laurels_location == "10_fairies" and not hasattr(world.multiworld, "re_gen_passthrough"):
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|         has_laurels = False
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| 
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|     shop_scenes: Set[str] = set()
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|     shop_count = 6
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|     if fixed_shop:
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|         shop_count = 0
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|         shop_scenes.add("Overworld Redux")
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|     else:
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|         # if fixed shop is off, remove this portal
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|         for portal in portal_map:
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|             if portal.region == "Zig Skip Exit":
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|                 portal_map.remove(portal)
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|                 break
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| 
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|     # If using Universal Tracker, restore portal_map. Could be cleaner, but it does not matter for UT even a little bit
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|     if hasattr(world.multiworld, "re_gen_passthrough"):
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|         if "TUNIC" in world.multiworld.re_gen_passthrough:
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|             portal_map = portal_mapping.copy()
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| 
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|     # create separate lists for dead ends and non-dead ends
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|     for portal in portal_map:
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|         dead_end_status = tunic_er_regions[portal.region].dead_end
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|         if dead_end_status == DeadEnd.free:
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|             two_plus.append(portal)
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|         elif dead_end_status == DeadEnd.all_cats:
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|             dead_ends.append(portal)
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|         elif dead_end_status == DeadEnd.restricted:
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|             if logic_rules:
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|                 two_plus.append(portal)
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|             else:
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|                 dead_ends.append(portal)
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|         # these two get special handling
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|         elif dead_end_status == DeadEnd.special:
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|             if portal.region == "Secret Gathering Place":
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|                 if laurels_location == "10_fairies":
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|                     two_plus.append(portal)
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|                 else:
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|                     dead_ends.append(portal)
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|             if portal.region == "Zig Skip Exit":
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|                 if fixed_shop:
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|                     two_plus.append(portal)
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|                 else:
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|                     dead_ends.append(portal)
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| 
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|     connected_regions: Set[str] = set()
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|     # make better start region stuff when/if implementing random start
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|     start_region = "Overworld"
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|     connected_regions.add(start_region)
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|     connected_regions = update_reachable_regions(connected_regions, traversal_reqs, has_laurels, logic_rules)
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| 
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|     if world.options.entrance_rando.value in EntranceRando.options.values():
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|         plando_connections = world.options.plando_connections.value
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|     else:
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|         plando_connections = world.seed_groups[world.options.entrance_rando.value]["plando"]
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| 
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|     # universal tracker support stuff, don't need to care about region dependency
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|     if hasattr(world.multiworld, "re_gen_passthrough"):
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|         if "TUNIC" in world.multiworld.re_gen_passthrough:
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|             plando_connections.clear()
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|             # universal tracker stuff, won't do anything in normal gen
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|             for portal1, portal2 in world.multiworld.re_gen_passthrough["TUNIC"]["Entrance Rando"].items():
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|                 portal_name1 = ""
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|                 portal_name2 = ""
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| 
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|                 for portal in portal_mapping:
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|                     if portal.scene_destination() == portal1:
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|                         portal_name1 = portal.name
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|                         # connected_regions.update(add_dependent_regions(portal.region, logic_rules))
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|                     if portal.scene_destination() == portal2:
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|                         portal_name2 = portal.name
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|                         # connected_regions.update(add_dependent_regions(portal.region, logic_rules))
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|                 # shops have special handling
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|                 if not portal_name2 and portal2 == "Shop, Previous Region_":
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|                     portal_name2 = "Shop Portal"
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|                 plando_connections.append(PlandoConnection(portal_name1, portal_name2, "both"))
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| 
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|     non_dead_end_regions = set()
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|     for region_name, region_info in tunic_er_regions.items():
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|         if not region_info.dead_end:
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|             non_dead_end_regions.add(region_name)
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|         elif region_info.dead_end == 2 and logic_rules:
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|             non_dead_end_regions.add(region_name)
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|         elif region_info.dead_end == 3:
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|             if (region_name == "Secret Gathering Place" and laurels_location == "10_fairies") \
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|                     or (region_name == "Zig Skip Exit" and fixed_shop):
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|                 non_dead_end_regions.add(region_name)
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| 
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|     if plando_connections:
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|         for connection in plando_connections:
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|             p_entrance = connection.entrance
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|             p_exit = connection.exit
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|             portal1_dead_end = True
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|             portal2_dead_end = True
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| 
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|             portal1 = None
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|             portal2 = None
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| 
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|             # search two_plus for both at once
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|             for portal in two_plus:
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|                 if p_entrance == portal.name:
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|                     portal1 = portal
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|                     portal1_dead_end = False
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|                 if p_exit == portal.name:
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|                     portal2 = portal
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|                     portal2_dead_end = False
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| 
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|             # search dead_ends individually since we can't really remove items from two_plus during the loop
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|             if portal1:
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|                 two_plus.remove(portal1)
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|             else:
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|                 # if not both, they're both dead ends
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|                 if not portal2:
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|                     if world.options.entrance_rando.value not in EntranceRando.options.values():
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|                         raise Exception(f"Tunic ER seed group {world.options.entrance_rando.value} paired a dead "
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|                                         "end to a dead end in their plando connections.")
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|                     else:
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|                         raise Exception(f"{player_name} paired a dead end to a dead end in their "
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|                                         "plando connections.")
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| 
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|                 for portal in dead_ends:
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|                     if p_entrance == portal.name:
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|                         portal1 = portal
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|                         break
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|                 if not portal1:
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|                     raise Exception(f"Could not find entrance named {p_entrance} for "
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|                                     f"plando connections in {player_name}'s YAML.")
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|                 dead_ends.remove(portal1)
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| 
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|             if portal2:
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|                 two_plus.remove(portal2)
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|             else:
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|                 for portal in dead_ends:
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|                     if p_exit == portal.name:
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|                         portal2 = portal
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|                         break
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|                 # if it's not a dead end, it might be a shop
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|                 if p_exit == "Shop Portal":
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|                     portal2 = Portal(name="Shop Portal", region="Shop",
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|                                      destination="Previous Region", tag="_")
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|                     shop_count -= 1
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|                     # need to maintain an even number of portals total
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|                     if shop_count < 0:
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|                         shop_count += 2
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|                     for p in portal_mapping:
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|                         if p.name == p_entrance:
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|                             shop_scenes.add(p.scene())
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|                             break
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|                 # and if it's neither shop nor dead end, it just isn't correct
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|                 else:
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|                     if not portal2:
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|                         raise Exception(f"Could not find entrance named {p_exit} for "
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|                                         f"plando connections in {player_name}'s YAML.")
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|                     dead_ends.remove(portal2)
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| 
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|             # update the traversal chart to say you can get from portal1's region to portal2's and vice versa
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|             if not portal1_dead_end and not portal2_dead_end:
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|                 traversal_reqs.setdefault(portal1.region, dict())[portal2.region] = []
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|                 traversal_reqs.setdefault(portal2.region, dict())[portal1.region] = []
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| 
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|             if (portal1.region == "Zig Skip Exit" and (portal2_dead_end or portal2.region == "Secret Gathering Place")
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|                     or portal2.region == "Zig Skip Exit" and (portal1_dead_end or portal1.region == "Secret Gathering Place")):
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|                 if world.options.entrance_rando.value not in EntranceRando.options.values():
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|                     raise Exception(f"Tunic ER seed group {world.options.entrance_rando.value} paired a dead "
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|                                     "end to a dead end in their plando connections.")
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|                 else:
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|                     raise Exception(f"{player_name} paired a dead end to a dead end in their "
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|                                     "plando connections.")
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| 
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|             if (portal1.region == "Secret Gathering Place" and (portal2_dead_end or portal2.region == "Zig Skip Exit")
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|                     or portal2.region == "Secret Gathering Place" and (portal1_dead_end or portal1.region == "Zig Skip Exit")):
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|                 # need to make sure you didn't pair this to a dead end or zig skip
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|                 if portal1_dead_end or portal2_dead_end or \
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|                         portal1.region == "Zig Skip Exit" or portal2.region == "Zig Skip Exit":
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|                     if world.options.entrance_rando.value not in EntranceRando.options.values():
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|                         raise Exception(f"Tunic ER seed group {world.options.entrance_rando.value} paired a dead "
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|                                         "end to a dead end in their plando connections.")
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|                     else:
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|                         raise Exception(f"{player_name} paired a dead end to a dead end in their "
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|                                         "plando connections.")
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|                 waterfall_plando = True
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|             portal_pairs[portal1] = portal2
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| 
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|         # if we have plando connections, our connected regions may change somewhat
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|         connected_regions = update_reachable_regions(connected_regions, traversal_reqs, has_laurels, logic_rules)
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| 
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|     if fixed_shop and not hasattr(world.multiworld, "re_gen_passthrough"):
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|         portal1 = None
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|         for portal in two_plus:
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|             if portal.scene_destination() == "Overworld Redux, Windmill_":
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|                 portal1 = portal
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|                 break
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|         if not portal1:
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|             raise Exception(f"Failed to do Fixed Shop option. "
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|                             f"Did {player_name} plando connection the Windmill Shop entrance?")
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| 
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|         portal2 = Portal(name="Shop Portal", region="Shop", destination="Previous Region", tag="_")
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| 
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|         portal_pairs[portal1] = portal2
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|         two_plus.remove(portal1)
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| 
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|     random_object: Random = world.random
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|     # use the seed given in the options to shuffle the portals
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|     if isinstance(world.options.entrance_rando.value, str):
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|         random_object = Random(world.options.entrance_rando.value)
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|     # we want to start by making sure every region is accessible
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|     random_object.shuffle(two_plus)
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|     check_success = 0
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|     portal1 = None
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|     portal2 = None
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|     previous_conn_num = 0
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|     fail_count = 0
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|     while len(connected_regions) < len(non_dead_end_regions):
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|         # if this is universal tracker, just break immediately and move on
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|         if hasattr(world.multiworld, "re_gen_passthrough"):
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|             break
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|         # if the connected regions length stays unchanged for too long, it's stuck in a loop
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|         # should, hopefully, only ever occur if someone plandos connections poorly
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|         if previous_conn_num == len(connected_regions):
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|             fail_count += 1
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|             if fail_count >= 500:
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|                 raise Exception(f"Failed to pair regions. Check plando connections for {player_name} for errors. "
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|                                 "Unconnected regions:", non_dead_end_regions - connected_regions)
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|         else:
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|             fail_count = 0
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|         previous_conn_num = len(connected_regions)
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| 
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|         # find a portal in a connected region
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|         if check_success == 0:
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|             for portal in two_plus:
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|                 if portal.region in connected_regions:
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|                     portal1 = portal
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|                     two_plus.remove(portal)
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|                     check_success = 1
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|                     break
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| 
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|         # then we find a portal in an inaccessible region
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|         if check_success == 1:
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|             for portal in two_plus:
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|                 if portal.region not in connected_regions:
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|                     # if secret gathering place happens to get paired really late, you can end up running out
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|                     if not has_laurels and len(two_plus) < 80:
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|                         # if you plando'd secret gathering place with laurels at 10 fairies, you're the reason for this
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|                         if waterfall_plando:
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|                             cr = connected_regions.copy()
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|                             cr.add(portal.region)
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|                             if "Secret Gathering Place" not in update_reachable_regions(cr, traversal_reqs, has_laurels, logic_rules):
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|                                 continue
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|                         elif portal.region != "Secret Gathering Place":
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|                             continue
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|                     portal2 = portal
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|                     connected_regions.add(portal.region)
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|                     two_plus.remove(portal)
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|                     check_success = 2
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|                     break
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| 
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|         # once we have both portals, connect them and add the new region(s) to connected_regions
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|         if check_success == 2:
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|             connected_regions = update_reachable_regions(connected_regions, traversal_reqs, has_laurels, logic_rules)
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|             if "Secret Gathering Place" in connected_regions:
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|                 has_laurels = True
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|             portal_pairs[portal1] = portal2
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|             check_success = 0
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|             random_object.shuffle(two_plus)
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| 
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|     # for universal tracker, we want to skip shop gen
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|     if hasattr(world.multiworld, "re_gen_passthrough"):
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|         if "TUNIC" in world.multiworld.re_gen_passthrough:
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|             shop_count = 0
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|     
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|     for i in range(shop_count):
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|         portal1 = None
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|         for portal in two_plus:
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|             if portal.scene() not in shop_scenes:
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|                 shop_scenes.add(portal.scene())
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|                 portal1 = portal
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|                 two_plus.remove(portal)
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|                 break
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|         if portal1 is None:
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|             raise Exception("Too many shops in the pool, or something else went wrong.")
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|         portal2 = Portal(name="Shop Portal", region="Shop", destination="Previous Region", tag="_")
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|         
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|         portal_pairs[portal1] = portal2
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| 
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|     # connect dead ends to random non-dead ends
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|     # none of the key events are in dead ends, so we don't need to do gate_before_switch
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|     while len(dead_ends) > 0:
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|         if hasattr(world.multiworld, "re_gen_passthrough"):
 | |
|             break
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|         portal1 = two_plus.pop()
 | |
|         portal2 = dead_ends.pop()
 | |
|         portal_pairs[portal1] = portal2
 | |
|     # then randomly connect the remaining portals to each other
 | |
|     # every region is accessible, so gate_before_switch is not necessary
 | |
|     while len(two_plus) > 1:
 | |
|         if hasattr(world.multiworld, "re_gen_passthrough"):
 | |
|             break
 | |
|         portal1 = two_plus.pop()
 | |
|         portal2 = two_plus.pop()
 | |
|         portal_pairs[portal1] = portal2
 | |
| 
 | |
|     if len(two_plus) == 1:
 | |
|         raise Exception("two plus had an odd number of portals, investigate this. last portal is " + two_plus[0].name)
 | |
| 
 | |
|     return portal_pairs
 | |
| 
 | |
| 
 | |
| # loop through our list of paired portals and make two-way connections
 | |
| def create_randomized_entrances(portal_pairs: Dict[Portal, Portal], regions: Dict[str, Region]) -> None:
 | |
|     for portal1, portal2 in portal_pairs.items():
 | |
|         region1 = regions[portal1.region]
 | |
|         region2 = regions[portal2.region]
 | |
|         region1.connect(connecting_region=region2, name=portal1.name)
 | |
|         # prevent the logic from thinking you can get to any shop-connected region from the shop
 | |
|         if portal2.name not in {"Shop", "Shop Portal"}:
 | |
|             region2.connect(connecting_region=region1, name=portal2.name)
 | |
| 
 | |
| 
 | |
| def update_reachable_regions(connected_regions: Set[str], traversal_reqs: Dict[str, Dict[str, List[List[str]]]],
 | |
|                              has_laurels: bool, logic: int) -> Set[str]:
 | |
|     # starting count, so we can run it again if this changes
 | |
|     region_count = len(connected_regions)
 | |
|     for origin, destinations in traversal_reqs.items():
 | |
|         if origin not in connected_regions:
 | |
|             continue
 | |
|         # check if we can traverse to any of the destinations
 | |
|         for destination, req_lists in destinations.items():
 | |
|             if destination in connected_regions:
 | |
|                 continue
 | |
|             met_traversal_reqs = False
 | |
|             if len(req_lists) == 0:
 | |
|                 met_traversal_reqs = True
 | |
|             # loop through each set of possible requirements, with a fancy for else loop
 | |
|             for reqs in req_lists:
 | |
|                 for req in reqs:
 | |
|                     if req == "Hyperdash":
 | |
|                         if not has_laurels:
 | |
|                             break
 | |
|                     elif req == "NMG":
 | |
|                         if not logic:
 | |
|                             break
 | |
|                     elif req == "UR":
 | |
|                         if logic < 2:
 | |
|                             break
 | |
|                     elif req not in connected_regions:
 | |
|                         break
 | |
|                 else:
 | |
|                     met_traversal_reqs = True
 | |
|                     break
 | |
|             if met_traversal_reqs:
 | |
|                 connected_regions.add(destination)
 | |
| 
 | |
|     # if the length of connected_regions changed, we got new regions, so we want to check those new origins
 | |
|     if region_count != len(connected_regions):
 | |
|         connected_regions = update_reachable_regions(connected_regions, traversal_reqs, has_laurels, logic)
 | |
| 
 | |
|     return connected_regions
 | 
