Minecraft: dragon egg shards

playerSettings.yaml

@@ -223,7 +223,17 @@ Factorio:
       min_expansion_cooldown: 14400 # 1 to 60 min in ticks
       max_expansion_cooldown: 216000 # 5 to 180 min in ticks
 Minecraft:
-  advancement_goal: 50 # Number of advancements required (out of 92 total) to spawn the Ender Dragon and complete the game.
+  advancement_goal: 50 # Number of advancements required (87 max) to spawn the Ender Dragon and complete the game.
+  egg_shards_required: # Number of dragon egg shards to collect (30 max) before the Ender Dragon will spawn. 
+    0: 1
+    5: 0
+    10: 0
+    20: 0
+  egg_shards_available: # Number of egg shards available in the pool (30 max). 
+    0: 1
+    5: 0
+    10: 0
+    20: 0
   combat_difficulty: # Modifies the level of items logically required for exploring dangerous areas and fighting bosses.
     easy: 0
     normal: 1

worlds/minecraft/Items.py

@@ -55,15 +55,16 @@ item_table = {
     "Structure Compass (Bastion Remnant)": ItemData(45040, True),
     "Structure Compass (End City)": ItemData(45041, True),
     "Shulker Box": ItemData(45042, False),
+    "Dragon Egg Shard": ItemData(45043, True),
     "Bee Trap (Minecraft)": ItemData(45100, False),
 
     "Victory": ItemData(None, True)
 }
 
+# 33 required items
 required_items = {
     "Archery": 1,
     "Progressive Resource Crafting": 2,
-    # "Resource Blocks": 1,
     "Brewing": 1,
     "Enchanting": 1,
     "Bucket": 1,

worlds/minecraft/Options.py

@@ -20,6 +20,11 @@ class BeeTraps(Range):
     range_end = 100
 
 
+class EggShards(Range):
+    range_start = 0
+    range_end = 30
+
+
 minecraft_options: typing.Dict[str, type(Option)] = {
     "advancement_goal": AdvancementGoal,
     "combat_difficulty": CombatDifficulty,
@@ -28,5 +33,7 @@ minecraft_options: typing.Dict[str, type(Option)] = {
     "include_postgame_advancements": Toggle,
     "shuffle_structures": Toggle,
     "structure_compasses": Toggle,
-    "bee_traps": BeeTraps
+    "bee_traps": BeeTraps,
+    "egg_shards_required": EggShards,
+    "egg_shards_available": EggShards
 }

worlds/minecraft/Rules.py

@@ -117,8 +117,9 @@ def set_rules(world: MultiWorld, player: int):
     # 92 total advancements. Goal is to complete X advancements and then Free the End. 
     # There are 5 advancements which cannot be included for dragon spawning (4 postgame, Free the End)
     # Hence the true maximum is (92 - 5) = 87
-    goal = int(world.advancement_goal[player].value)
-    can_complete = lambda state: len(reachable_locations(state)) >= goal and state.can_reach('The End', 'Region', player) and state._mc_can_kill_ender_dragon(player)
+    goal = world.advancement_goal[player]
+    egg_shards = min(world.egg_shards_required[player], world.egg_shards_available[player])
+    can_complete = lambda state: len(reachable_locations(state)) >= goal and state.has("Dragon Egg Shard", player, egg_shards) and state.can_reach('The End', 'Region', player) and state._mc_can_kill_ender_dragon(player)
 
     if world.logic[player] != 'nologic':
         world.completion_condition[player] = lambda state: state.has('Victory', player)

worlds/minecraft/__init__.py

@@ -29,12 +29,14 @@ class MinecraftWorld(World):
         exits = [connection[0] for connection in default_connections]
         return {
             'world_seed': self.world.slot_seeds[self.player].getrandbits(32),
-            # consistent and doesn't interfere with other generation
             'seed_name': self.world.seed_name,
             'player_name': self.world.get_player_names(self.player),
             'player_id': self.player,
             'client_version': client_version,
             'structures': {exit: self.world.get_entrance(exit, self.player).connected_region.name for exit in exits},
+            'advancement_goal': self.world.advancement_goal[self.player],
+            'egg_shards_required': self.world.egg_shards_required[self.player],
+            'egg_shards_available': self.world.egg_shards_available[self.player],
             'race': self.world.is_race
         }
 
@@ -51,6 +53,8 @@ class MinecraftWorld(World):
             structures = [connection[1] for connection in default_connections]
             for struct_name in structures:
                 itempool.append(f"Structure Compass ({struct_name})")
+        # Add dragon egg shards
+        itempool += ["Dragon Egg Shard"] * self.world.egg_shards_available[self.player]
         # Add bee traps if desired
         bee_trap_quantity = ceil(self.world.bee_traps[self.player] * (len(self.location_names)-len(itempool)) * 0.01)
         itempool += ["Bee Trap (Minecraft)"] * bee_trap_quantity