import re
import time
import importlib
import random
from itertools import count
from math import hypot, floor

from minecraft.networking.types import BlockFace

from protocol.managers import ChunkNotLoadedException

import utils
import path
import blocks
import items
import mcdata
import mobs

class GatherWartStates:
    def idle(self):
        return None

    def init(self):
        self.state = self.find_new_wart

    def find_new_wart(self):
        print('Finding new wart...')
        w = self.g.world
        p = utils.pint(self.g.pos)

        mature_wart = max(blocks.NETHERWART_IDS)
        for wart in w.find_blocks_3d(p, [mature_wart], 50, 20):
            print('Found wart:', wart)
            if wart not in self.bad_warts:
                break
        else: # for
            print('No good warts left, aborting.')
            self.state = self.cleanup
            return

        self.wart = wart
        self.state = self.nav_to_wart

    def nav_to_wart(self):
        w = self.g.world
        p = utils.pint(self.g.pos)

        navpath = w.path_to_place(p, self.wart)

        if navpath:
            self.g.path = navpath
            self.g.look_at = utils.padd(self.wart, path.BLOCK_BELOW)
            self.state = self.going_to_wart
        else:
            self.bad_warts.append(wart)
            self.state = self.find_new_wart

    def going_to_wart(self):
        if utils.pint(self.g.pos) == self.wart:
            print('At the wart')
            self.state = self.break_wart

    def break_wart(self):
        self.g.game.break_block(self.wart)
        self.wait_time = 0.5
        self.state = self.wait

    def wait(self):
        # wait for the item
        if self.wait_time > 0:
            self.wait_time -= utils.TICK
        else:
            self.state = self.select_wart

    def select_wart(self):
        p = utils.pint(self.g.pos)

        if self.g.game.select_item([items.NETHERWART_ID]):
            self.state = self.wait_select
            self.wait_time = 0.5
        else:
            print('Aborting planting, no wart')
            self.state = self.cleanup

    def wait_select(self):
        # wait a bit to select
        if self.wait_time > 0:
            self.wait_time -= utils.TICK
        else:
            self.state = self.place_wart

    def place_wart(self):
        p = utils.pint(self.g.pos)
        self.g.game.place_block(p, BlockFace.TOP)
        print('Placed wart')
        self.state = self.wait_place
        self.wait_time = 0.5

    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.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.wart = None
        self.bad_warts = []
        self.wait_time = 0

    def run(self):
        self.state()