[pre-alpha]build112from116.py

#! /bin/python3
import os,sys,shutil,json,traceback
import re

from matplotlib.font_manager import json_dump

def convertModel(model:dict):
    if(not model.keys().__contains__("textures")):
        return model
    textureDict=model["textures"]
    for texture in textureDict.keys():
        for item in mappingsTexture.keys():
            renamedTexture=re.sub(item,mappingsTexture[item],textureDict[texture])
            if renamedTexture!=textureDict[texture]:
                textureDict[texture]=renamedTexture
        for item in mappingsTextureFolder.keys():
            renamedTexture=re.sub(item,mappingsTextureFolder[item],textureDict[texture])
            if renamedTexture!=textureDict[texture]:
                textureDict[texture]=renamedTexture
    return model






os.chdir(sys.path[0])
input_pack="BlueBlocksCraft 1.16"
output_pack="BlueBlocksMC 1.12[Auto-Generated]"
mappingsTextureFolder={
    "block/":"blocks/",
    "item/":"items/"
}
mappingsTexture={
}
for tree in ["acacia","birch","dark_oak","jungle","oak","spruce"]:
    for block in [[f"{tree}_log",f"log_{tree}"],[f"{tree}_log_top",f"log_{tree}_top"],[f"{tree}_planks",f"planks_{tree}"],[f"{tree}_door_bottom",f"door_{tree}_lower"],[f"{tree}_door_top",f"door_{tree}_upper"],[f"{tree}_sapling",f"sapling_{tree}"],[f"{tree}_leaves",f"leaves_{tree}"]]:
        mappingsTexture[f"block/{block[0]}"]=f"blocks/{block[1]}"
#init complete

input_path=input_pack
output_path=os.path.join("build/",output_pack)
os.makedirs("build",exist_ok=1)
#if os.path.exists(output_path): #Asks if replace
#    if input(f"{output_path} exists. Replace?[y/N]").lower() == "y":
#        shutil.rmtree(output_path)
#    else:
#        print("Canceled.")
#        exit()
shutil.rmtree(output_path)
shutil.copytree(input_path,output_path) #copies to output folder
os.chdir(output_path)
filelist=os.walk("./")           #get all files
os.makedirs("./assets/minecraft/textures/blocks",exist_ok=1)
os.makedirs("./assets/minecraft/textures/items",exist_ok=1)
for folder in filelist:
    for file in folder[2]:
        filepath=os.path.join(folder[0],file)
        if re.match(".*\.json",file):   #if it's a model or blockstates file
            try:
                with open(filepath,"r") as modelfile:
                    model=json.load(modelfile)
                model=convertModel(model)
                json_dump(model,filepath)
            except Exception as exception:
                print(filepath,exception)
                traceback.print_exc()
        print(re.match("(./assets/minecraft/textures/|\.(png|png\.mcmeta)",filepath))
        matchName=re.sub("(^\./assets/minecraft/textures/|\.(png|png\.mcmeta)$)","",filepath)
        if matchName in mappingsTexture.keys():  #if it's to be moved
            replaceName=mappingsTexture[matchName]
            shutil.move(filepath,re.sub(matchName,replaceName,filepath))
    matchName=re.sub("^\./assets/minecraft/textures/","",folder[0])
    if matchName+"/" in mappingsTextureFolder.keys():
        replaceName=mappingsTextureFolder[matchName+"/"]
        shutil.move(folder[0],re.sub(matchName,replaceName,folder[0]))
with open("pack.mcmeta","r") as packmetafile:
    packmeta=json.load(packmetafile)
packmeta["pack"]["pack_format"]=3
json_dump(packmeta,"pack.mcmeta")
os.chdir("..")
shutil.make_archive(output_pack,"zip",output_pack)