Add job for farming trees and object physics

blocks.py

@@ -194,6 +194,12 @@ NON_SOLID = [
     'cave_air',
     'lantern',
     'soul_torch',
+    #'oak_sapling',       # saplings can grow up and hurt
+    #'spruce_sapling',
+    #'birch_sapling',
+    #'jungle_sapling',
+    #'acacia_sapling',
+    #'dark_oak_sapling',
 ]
 
 LOGS = [
@@ -214,6 +220,15 @@ LEAVES = [
     'dark_oak_leaves',
 ]
 
+SAPLINGS = [
+    'oak_sapling',
+    'spruce_sapling',
+    'birch_sapling',
+    'jungle_sapling',
+    'acacia_sapling',
+    'dark_oak_sapling',
+]
+
 CHESTS = [
     'chest',
 ]
@@ -253,6 +268,11 @@ for block_name in INDEXED:
     for state in JSON_BLOCKS['minecraft:' + block_name]['states']:
         INDEXED_IDS.add(state['id'])
 
+SAPLING_IDS = set()
+for block_name in SAPLINGS:
+    for state in JSON_BLOCKS['minecraft:' + block_name]['states']:
+        SAPLING_IDS.add(state['id'])
+
 
 def get(bid):
     name = BLOCKS[bid]

bot.py

@@ -22,7 +22,7 @@ from minecraft.networking.packets import Packet, clientbound, serverbound
 
 from protocol.managers import DataManager, ChunksManager, ChatManager, ChunkNotLoadedException
 
-from bunch import Bunch
+from munch import Munch
 from panda3d.core import LPoint3f, LVector3f
 
 import game
@@ -59,6 +59,37 @@ def tick(global_state):
 
     g.chunks.unload_chunks(p)
 
+    ########## object physics ##########
+
+    for eid, obj in g.objects.items():
+        start_x = obj.x
+
+        if obj.velocity_x:
+            obj.x += obj.velocity_x / 8000
+        if obj.velocity_y:
+            obj.y += obj.velocity_y / 8000
+        if obj.velocity_z:
+            obj.z += obj.velocity_z / 8000
+
+        block_below = g.chunks.get_block_at(floor(obj.x), int(obj.y-0.20), floor(obj.z))
+        in_air = block_below in blocks.NON_SOLID_IDS
+
+        if in_air:
+            obj.velocity_x *= 0.988
+            obj.velocity_y -= 390
+            obj.velocity_z *= 0.988
+        else:
+            obj.y = int(obj.y-0.20)+1
+            obj.velocity_x *= 0.5
+            obj.velocity_y = 0
+            obj.velocity_z *= 0.5
+
+        if abs(obj.velocity_x) < 1: obj.velocity_x = 0
+        if abs(obj.velocity_z) < 1: obj.velocity_z = 0
+
+
+    ########## player physics ##########
+
     if g.path and len(g.path):
         target = LPoint3f(g.path[0])
         target.x += 0.5
@@ -162,6 +193,7 @@ def init(global_state):
     g.window = None
 
     g.job = jobs.JobStates(g)
+    g.chopped_tree = False
 
 def bot(global_state):
     g = global_state

game.py

@@ -1,9 +1,10 @@
 import re
 import time
 import importlib
+import random
 from math import hypot
 from itertools import count
-from bunch import Bunch
+from munch import Munch
 
 from panda3d.core import LPoint3f
 
@@ -17,8 +18,7 @@ from protocol.packets import (
     ClickWindowPacket, CloseWindowPacket, ServerWindowConfirmationPacket,
     ClientWindowConfirmationPacket, EntityMetadataPacket,
     SpawnLivingEntityPacket, EntityPositionPacket,
-    EntityPositionRotationPacket,
-
+    EntityPositionRotationPacket, DestroyEntitiesPacket, EntityVelocityPacket,
 )
 
 from protocol.types import Slot
@@ -93,7 +93,7 @@ class MCWorld:
         result = []
 
         # TODO: make sure only non-solid and leaves between
-        # make sure traversable too
+        # make sure traversable too and non-avoid
 
         for distance in range(5):
             for direction in path.CHECK_DIRECTIONS:
@@ -203,6 +203,8 @@ class Game:
         register(self.handle_spawn_living, SpawnLivingEntityPacket)
         register(self.handle_entity_position, EntityPositionPacket)
         register(self.handle_entity_position_rotation, EntityPositionRotationPacket)
+        register(self.handle_destroy_entities, DestroyEntitiesPacket)
+        register(self.handle_entity_velocity, EntityVelocityPacket)
 
         #register(self.handle_packet, Packet, early=True)
 
@@ -224,8 +226,8 @@ class Game:
                 solution = path.Pathfinder(self.g.chunks).astar(utils.pint(self.g.pos), utils.pint(self.g.goal))
                 if solution:
                     solution = list(solution)
-                    #self.g.path = solution
-                    #self.g.job.state = self.g.job.stop
+                    self.g.path = solution
+                    self.g.job.state = self.g.job.stop
                     print(len(solution))
                     print(solution)
                     print(round(time.time() - start, 3), 'seconds')
@@ -320,6 +322,19 @@ class Game:
                 else:
                     reply += ', I need a bed'
 
+        if command == 'farm' and data:
+            if data == 'wood':
+                self.g.job.state = self.g.job.farm_wood
+                reply = 'ok'
+
+            if reply:
+                for i in self.g.inv.values():
+                    print(i.item_id)
+                    if i.item_id in items.BED_IDS:
+                        break
+                else:
+                    reply += ', I need a bed'
+
         if command == 'stop':
             self.g.job.state = self.g.job.stop
             reply = 'ok'
@@ -386,6 +401,11 @@ class Game:
                 self.g.job.find_gapple_states.count = int(data)
             reply = 'ok'
 
+        if command == 'objects':
+            for k, v in self.g.objects.items():
+                if data and v.item_id != int(data): continue
+                print(str(k) + ':', v)
+
         if reply:
             print(reply)
             self.g.chat.send(reply)
@@ -483,6 +503,23 @@ class Game:
         else:  #for
             return False
 
+    def select_random_item(self, items):
+        # select a random match from items of inv
+        # this is random per item type
+        # example: 5 stacks wood, 1 stack glass
+        # -> still 50/50 chance between them
+
+        matches = set()
+        for slot, item in self.g.inv.items():
+            if item.item_id in items:
+                matches.add(item.item_id)
+
+        if matches:
+            return self.select_item([random.choice(list(matches))])
+        else:
+            return False
+
+
     def drop_stack(self):
         packet = PlayerDiggingPacket()
         packet.status = 3
@@ -497,7 +534,7 @@ class Game:
 
     def handle_window(self, packet):
         print(packet)
-        self.g.window = Bunch(data=packet, contents=dict(), count=0)
+        self.g.window = Munch(data=packet, contents=dict(), count=0)
 
     def click_window(self, slot, button, mode, item):
         w = self.g.window
@@ -529,41 +566,76 @@ class Game:
         self.g.connection.write_packet(packet2)
 
     def handle_spawn_object(self, packet):
-        return
+        #return
         if packet.type_id != 37: return
         print(packet)
-
-    def handle_entity_metadata(self, packet):
-        if not packet.metadata:
-            return
-
+        self.g.objects[packet.entity_id] = Munch(
+            x=packet.x,
+            y=packet.y,
+            z=packet.z,
+            velocity_x=packet.velocity_x,
+            velocity_y=packet.velocity_y,
+            velocity_z=packet.velocity_z,
+        )
+
+    def check_gapple(self, packet):
         if not self.g.job:
             return
 
-        current_chest = self.g.job.find_gapple_states.current_chest
-        if not current_chest:
-            return
+        current_gapple_chest = self.g.job.find_gapple_states.current_chest
+        if current_gapple_chest:
+            for entry in packet.metadata:
+                if entry.type != 6:
+                    continue
 
-        for entry in packet.metadata:
-            if entry.type != 6:
-                continue
+                if entry.value.item_id in items.GAPPLE_ID:
+                    self.g.chat.send('gapple found: ' + str(current_gapple_chest)[1:-1])
+                    print('gapple found:', str(current_gapple_chest)[1:-1])
 
-            if entry.value.item_id in items.GAPPLE_ID:
-                self.g.chat.send('gapple found: ' + str(current_chest)[1:-1])
-                print('gapple found:', str(current_chest)[1:-1])
+    def handle_entity_metadata(self, packet):
+        if not packet.metadata:
+            return
+
+        self.check_gapple(packet)
 
+        obj = self.g.objects.get(packet.entity_id, None)
+        if obj:
+            for entry in packet.metadata:
+                if entry.type != 6:
+                    continue
+                obj.item_id = entry.value.item_id
+                obj.item_count = entry.value.item_count
 
     def handle_spawn_living(self, packet):
         return
         print(packet)
 
     def handle_entity_position(self, packet):
-        return
-        print(packet)
+        obj = self.g.objects.get(packet.entity_id, None)
+        if obj:
+            pass
+            #obj.x += packet.delta_x
+            #obj.y += packet.delta_y
+            #obj.z += packet.delta_z
 
     def handle_entity_position_rotation(self, packet):
-        return
-        print(packet)
+        obj = self.g.objects.get(packet.entity_id, None)
+        if obj:
+            print('object rotation found:', packet)
+            raise
+
+    def handle_entity_velocity(self, packet):
+        obj = self.g.objects.get(packet.entity_id, None)
+        if obj:
+            print(packet)
+            #obj.velocity_x = packet.velocity_x
+            #obj.velocity_y = packet.velocity_y
+            #obj.velocity_z = packet.velocity_z
+
+    def handle_destroy_entities(self, packet):
+        for eid in packet.entity_ids:
+            if eid in self.g.objects:
+                del self.g.objects[eid]
 
     def tick(self):
         if self.g.breaking:

items.py

@@ -22,10 +22,23 @@ BEDS = [
     'black_bed',
 ]
 
+SAPLINGS = [
+    'oak_sapling',
+    'spruce_sapling',
+    'birch_sapling',
+    'jungle_sapling',
+    'acacia_sapling',
+    'dark_oak_sapling',
+]
+
 BED_IDS = set()
 for item_name in BEDS:
     BED_IDS.add(ITEMS['minecraft:'+item_name]['protocol_id'])
 
+SAPLING_IDS = set()
+for item_name in SAPLINGS:
+    SAPLING_IDS.add(ITEMS['minecraft:'+item_name]['protocol_id'])
+
 ITEM_NAMES = {}
 for item_name, item in ITEMS.items():
     ITEM_NAMES[ITEMS[item_name]['protocol_id']] = item_name.replace('minecraft:', '')

jobs.py

@@ -131,6 +131,7 @@ class GatherWoodStates:
         return None
 
     def init(self):
+        self.g.chopped_tree = False
         self.state = self.find_new_tree
 
     def find_new_tree(self):
@@ -141,9 +142,14 @@ class GatherWoodStates:
         trees = w.find_trees(p, 100)
         print('Found trees:', trees)
 
-        while trees[0] in self.bad_trees:
-            trees.pop(0)
-        self.tree = trees[0]
+        try:
+            while trees[0] in self.bad_trees:
+                trees.pop(0)
+            self.tree = trees[0]
+        except IndexError:
+            print('No good tress left, aborting.')
+            self.state = self.cleanup
+            return
 
         self.openings = w.find_tree_openings(self.tree)
         self.state = self.choose_opening
@@ -241,6 +247,7 @@ class GatherWoodStates:
         if self.wait_time > 0:
             self.wait_time -= utils.TICK
         else:
+            self.g.chopped_tree = True
             self.state = self.cleanup
 
     def cleanup(self):
@@ -428,7 +435,8 @@ class SleepWithBedStates:
         if self.g.time >= 12542:
             print('Sleeping')
             self.g.game.place_block(self.area, BlockFace.TOP)
-            self.g.chat.send('zzz')
+            if not self.silent:
+                self.g.chat.send('zzz')
             self.state = self.sleep_bed
 
     def sleep_bed(self):
@@ -465,6 +473,8 @@ class SleepWithBedStates:
         self.g = global_state
         self.state = self.idle
 
+        self.silent = False
+
         self.area = None
         self.opening = None
         self.bad_areas = []
@@ -507,7 +517,7 @@ class CacheItemsStates:
             self.state = self.cleanup
             return
 
-        openings = w.find_bed_openings(self.area)
+        openings = w.find_cache_openings(self.area)
 
         for o in openings:
             navpath = w.path_to_place(p, o)
@@ -612,6 +622,115 @@ class CacheItemsStates:
         self.state()
 
 
+class PlantTreeStates:
+    def idle(self):
+        return None
+
+    # TODO: maybe add a "plant deficit" so we know when to plant or not
+
+    def init(self):
+        if self.g.chopped_tree:
+            self.state = self.check_feet
+        else:
+            print('Aborting planting, did not plant')
+            self.state = self.cleanup
+
+    def check_feet(self):
+        p = utils.pint(self.g.pos)
+
+        # check for air at feet
+        if self.g.chunks.get_block_at(*p) in [0]:
+            self.state = self.select_sapling
+        else:
+            print('Aborting planting, feet not air')
+            self.state = self.cleanup
+
+    def select_sapling(self):
+        p = utils.pint(self.g.pos)
+
+        if self.g.game.select_random_item(items.SAPLING_IDS):
+            self.g.look_at = utils.padd(p, path.BLOCK_BELOW)
+            self.state = self.wait_select
+            self.wait_time = 1
+        else:
+            print('Aborting planting, no saplings')
+            self.state = self.cleanup
+
+    def wait_select(self):
+        # wait a bit to look down
+        if self.wait_time > 0:
+            self.wait_time -= utils.TICK
+        else:
+            self.state = self.place_sapling
+
+    def place_sapling(self):
+        p = utils.pint(self.g.pos)
+        self.g.game.place_block(p, BlockFace.TOP)
+        print('Placed sapling')
+        self.state = self.wait_place
+        self.wait_time = 1
+
+    def wait_place(self):
+        # wait a bit for chunk data to update
+        if self.wait_time > 0:
+            self.wait_time -= utils.TICK
+        else:
+            self.state = self.find_open_spot
+
+    def find_open_spot(self):
+        print('Finding an open spot to stand...')
+        w = self.g.world
+        p = utils.pint(self.g.pos)
+
+        areas = w.find_cache_areas(p, 20)
+        print('Found areas:', areas)
+
+        try:
+            while areas[0] in self.bad_areas:
+                areas.pop(0)
+            self.area = areas[0]
+        except IndexError:
+            print('No good areas left, aborting.')
+            self.bad_areas = []
+            self.state = self.cleanup
+            return
+
+        navpath = w.path_to_place(p, self.area)
+
+        if not navpath:
+            print('Unable to get to open area', self.area)
+            self.bad_areas.append(self.area)
+            self.state = self.cleanup
+            return
+
+        self.g.path = navpath
+        self.state = self.going_to_area
+        print('Going to area', self.area)
+
+    def going_to_area(self):
+        if utils.pint(self.g.pos) == self.area:
+            self.state = self.cleanup
+
+    def cleanup(self):
+        self.g.look_at = None
+        self.state = self.done
+
+    def done(self):
+        # never gets ran, placeholder
+        return None
+
+    def __init__(self, global_state):
+        self.g = global_state
+        self.state = self.idle
+
+        self.wait_time = 0
+        self.area = None
+        self.bad_areas = []
+
+    def run(self):
+        self.state()
+
+
 class JobStates:
     def idle(self):
         return None
@@ -676,12 +795,47 @@ class JobStates:
 
         s1.run()
 
+    def farm_wood(self):
+        self.sleep_with_bed_states.silent = True
+
+        s1 = self.gather_wood_states
+        s2 = self.plant_tree_states
+        s3 = self.sleep_with_bed_states
+        s4 = self.cache_items_states
+
+        if s1.state == s1.idle:
+            s1.state = s1.init
+            s2.state = s2.init
+            s3.state = s3.init
+            s4.state = s4.init
+        elif s1.state == s1.done:
+            if s2.state != s2.done:
+                s2.run()
+                return
+
+            if s3.state != s3.done:
+                s3.run()
+                return
+
+            if s4.state != s4.done:
+                s4.run()
+                return
+
+            s1.state = s1.init
+            s2.state = s2.init
+            s3.state = s3.init
+            s4.state = s4.init
+            return
+
+        s1.run()
+
     def stop(self):
         self.gather_wood_states = GatherWoodStates(self.g)
         self.gather_sand_states = GatherSandStates(self.g)
         self.sleep_with_bed_states = SleepWithBedStates(self.g)
         self.cache_items_states = CacheItemsStates(self.g)
         self.find_gapple_states = FindGappleStates(self.g)
+        self.plant_tree_states = PlantTreeStates(self.g)
         self.state = self.idle
 
     def __init__(self, global_state):
@@ -694,6 +848,7 @@ class JobStates:
         self.sleep_with_bed_states = SleepWithBedStates(self.g)
         self.cache_items_states = CacheItemsStates(self.g)
         self.find_gapple_states = FindGappleStates(self.g)
+        self.plant_tree_states = PlantTreeStates(self.g)
 
     def tick(self):
         self.state()

main.py

@@ -7,18 +7,19 @@ import json
 from flask import Flask
 app = Flask(__name__)
 
-from bunch import Bunch
+from munch import Munch
 from watchdog.observers import Observer
 from watchdog.events import PatternMatchingEventHandler
 
 import bot
 
-global_state = Bunch()
+global_state = Munch()
 g = global_state
 g.connection = False
 g.mcdata = False
 g.pos = False
 g.inv = {}
+g.objects = {}
 g.window = None
 g.job = None
 

monkey_patch.py

@@ -24,6 +24,8 @@ def get_packets(old_get_packets):
         mc_packets.add(packets.SpawnLivingEntityPacket)
         mc_packets.add(packets.EntityPositionPacket)
         mc_packets.add(packets.EntityPositionRotationPacket)
+        mc_packets.add(packets.DestroyEntitiesPacket)
+        mc_packets.add(packets.EntityVelocityPacket)
 
         return mc_packets
     return lambda x: wrapper(old_get_packets, x)

protocol/packets.py

@@ -334,9 +334,9 @@ class SpawnLivingEntityPacket(Packet):
         {'yaw': Angle},
         {'pitch': Angle},
         {'head_pitch': Angle},
-        {'x_velocity': Short},
-        {'y_velocity': Short},
-        {'z_velocity': Short},
+        {'velocity_x': Short},
+        {'velocity_y': Short},
+        {'velocity_z': Short},
     ]
 
 class EntityPositionPacket(Packet):
@@ -370,3 +370,32 @@ class EntityPositionRotationPacket(Packet):
         {'pitch': Angle},
         {'on_ground': Boolean},
     ]
+
+class DestroyEntitiesPacket(Packet):
+    # Sent by the server when a list of entities is to be destroyed on the client
+    # https://wiki.vg/Protocol#Destroy_Entities
+
+    id = 0x36
+    packet_name = 'destroy entities'
+    fields = 'count', 'entity_ids'
+
+    def read(self, file_object):
+        self.count = VarInt.read(file_object)
+        self.entity_ids = []
+        for _ in range(self.count):
+            eid = VarInt.read(file_object)
+            self.entity_ids.append(eid)
+
+class EntityVelocityPacket(Packet):
+    # Sent to update entity's velocity
+    # https://wiki.vg/Protocol#Entity_Velocity
+
+    id = 0x46
+    packet_name = 'entity velocity'
+
+    definition = [
+        {'entity_id': VarInt},
+        {'velocity_x': Short},
+        {'velocity_y': Short},
+        {'velocity_z': Short},
+    ]

requirements.txt

@@ -1,5 +1,4 @@
 astar==0.92
-bunch==1.0.1
 certifi==2020.6.20
 cffi==1.14.2
 chardet==3.0.4