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texty/lib/game.py
2022-02-27 12:02:46 +01:00

162 lines
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6.4 KiB
Python

import yaml
from yaml.loader import SafeLoader
from colorama import Fore, Back, Style
import re
from .save import SaveManager
from .ascii import AsciiAnimation
from time import sleep
from os import system, path, mkdir
class Game: # the game class keeps information about the loaded game
def __init__(self,data:dict):
self.name = data["meta"]["name"]
self.author = data["meta"]["creator"]
self.current = "start"
self.nodes = {}
self.inventory = []
self.save = SaveManager()
self.id = data["meta"]["id"]
for k in data["game"]:
self.nodes.update({k:data["game"][k]})
def main_menu(self): # displays the main menu
l = self.save.load()
if not l:
# New game
print(self.name)
print(f"A game by {self.author}")
print("")
print("1 - Start")
print("2 - Options")
print("0 - Quit")
selection = self.make_selection(3)
system("cls||clear")
if(selection == 1): # start new game
self.print_text()
elif(selection == 2):
self.settings_menu()
elif(selection == 0):
print("Quitting")
exit()
else: # Display continue
print(self.name)
print(f"A game by {self.author}")
print("")
print("1 - Continue")
print("2 - New game")
print("3 - Options")
print("0 - Quit")
selection = self.make_selection(3)
system("cls||clear")
if(selection == 1):
self.current = self.save.currentPrompt
self.inventory = self.save.inventory
self.print_text()
elif(selection == 2):
self.print_text()
elif(selection == 3):
self.settings_menu()
elif(selection == 0):
print("Quitting")
exit()
def settings_menu(self): # displays the settings menu
print("Options")
print("")
print("1 - Language")
print("0 - Back")
selection = self.make_selection(1)
if(selection == 1):
print("Language")
print("")
print("1 - English")
print("2 - Czech")
print("0 - Back")
selection = self.make_selection(2)
system("cls||clear")
if(selection == 1):
with open("./saves/lang","w") as f:
f.write("en")
elif(selection == 2):
with open("./saves/lang","w") as f:
f.write("cz")
self.settings_menu()
else:
self.main_menu()
def make_selection(self, length=0) -> int: # this method makes sure a valid selection is made and returns the selection as a number
# TODO: replace with selection by keyboard(?)
l = length # sets the length
if(l == 0): # if no length was set, we get it from nodes
l = len(self.nodes[self.current]["actions"])-1
y = False
selection = 0
# TODO: Check for "has_item"
while y == False: # while the selection is not correct
try:
selection = int(input("Make a selection (number): ")) # ask for selection
except ValueError: # handle wrong input type
print("Not a number selection")
if(selection > l or selection < 0): # if the number is bigger than the length or smaller than 0, print error
print("Invalid selection")
else:
y = True # else return the selection
return selection
def print_text(self): # Prints out the current prompt
system("cls||clear")
animated = re.search(r"(?!{).+(?=})",self.nodes[self.current]["text"]) # find the animated text
if(animated != None):
self.print_animated(animated.group(0))
self.nodes[self.current]["text"] = self.nodes[self.current]["text"].replace("{"+animated.group(0)+"}","") # remove the animated text from the text prompt
print(self.parse_colors(self.nodes[self.current]["text"]))
print("")
ostring = ""
if("actions" in self.nodes[self.current].keys()):
for i,option in enumerate(self.nodes[self.current]["actions"]):
ostring+=f"{i} - {self.nodes[option]['description']}\n"
print(ostring)
sel = self.make_selection()
if "add_item" in self.nodes[self.current]: # if there is an add_inventory key in the node,
# add item to inventory
self.inventory.append(self.nodes[self.current]["add_inventory"])
self.current = self.nodes[self.current]["actions"][sel]
self.save.currentPrompt = self.current # save the current prompt
self.print_text()
def print_animated(self,animid): # prinst the first found occurence of an ascii animation
animation = AsciiAnimation()
animation.load_ascii(animid)
for frame in animation.frames:
system("cls||clear")
print(frame)
sleep(animation.speed)
print()
def parse_colors(self,text:str) -> str: # Converts color codes into terminal colors
newText = text.replace("&b",Fore.CYAN).replace("&c",Fore.RED).replace("&e", Fore.YELLOW).replace("&a",Fore.GREEN).replace("&9",Fore.BLUE).replace("&r",Fore.RESET).replace("&f",Fore.WHITE).replace("&5",Fore.MAGENTA).replace("\n",Fore.RESET + "\n") # replace color codes and newlines with colorama
newText += Fore.RESET # reset color at the end of the text
return newText
def load(file_path): # starts to load the game from YAML
lang = "en"
if not (path.exists("./saves/lang")):
mkdir("./saves")
with open("./saves/lang","w") as f:
f.write("en")
else:
with open("./saves/lang","r") as f:
lang = f.read()
if lang == "cz":
lang = "cz"
try:
with open(file_path) as f:
data = yaml.load(f,Loader=SafeLoader)
g = Game(data)
g.lang = lang
return g
except Exception as e:
print(f"{Back.RED}{Fore.WHITE}An exception has occured while loading the game from the YAML file:{Fore.RESET}{Back.RESET}")
print(e)
return None