import json
from utils.platform_consts import PLATFORM_SETTING_MODEL

def loadset():
    with open("./settings.json", "r", encoding = "utf-8") as f:
        d = json.load(f)
    return d

def typechecker(name:str, value):
    # 型別驗證
    if not(name in PLATFORM_SETTING_MODEL.keys()) or not(isinstance(value, PLATFORM_SETTING_MODEL.get(name)[0])):
        return 0
    
    # 確定是否是可迭代物件
    iterable = False
    try:
        iter(PLATFORM_SETTING_MODEL.get(name)[0])
        iterable = True
    except:
        iterable = False
    
    # 如果可迭代，就把裡面每個元素都檢查型別
    if iterable:
        for v in value:
            if not(isinstance(v, PLATFORM_SETTING_MODEL.get(name)[1])): return 0

    return 1

def writeset(name:str, value):
    # 驗證寫入資料型別
    if not typechecker(name, value): return 0

    # 寫入
    d:dict = loadset()
    d[name] = value

    with open("./settings.json", "w", encoding = "utf-8") as f:
        json.dump(d, f, ensure_ascii=False)
    
    return d