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62 lines
1.9 KiB
Python
62 lines
1.9 KiB
Python
from init import request
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class Exchange:
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API = "https://cdn.jsdelivr.net/npm/@fawazahmed0/currency-api@latest/v1/"
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def __init__(self):
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self.inited = False
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self.data = {}
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self.currencies = []
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async def refresh(self):
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try:
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req = await request.get(self.API + "currencies.json")
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data = req.json()
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self.currencies.clear()
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for key in list(enumerate(data)):
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self.currencies.append(key[1].upper())
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self.currencies.sort()
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self.inited = True
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except Exception:
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pass
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async def check_ex(self, text: str):
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tlist = text.split()
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if not 2 < len(tlist) < 5:
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return "help"
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elif len(tlist) == 3:
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num = 1.0
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FROM = tlist[1].upper().strip()
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TO = tlist[2].upper().strip()
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else:
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try:
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num = float(tlist[1])
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if len(str(int(num))) > 10:
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return "ValueBig"
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if len(str(num)) > 15:
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return "ValueSmall"
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except ValueError:
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return "ValueError"
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FROM = tlist[2].upper().strip()
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TO = tlist[3].upper().strip()
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if self.currencies.count(FROM) == 0:
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return "FromError"
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if self.currencies.count(TO) == 0:
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return "ToError"
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endpoint = self.API + f"currencies/{FROM.lower()}.json"
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try:
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req = await request.get(endpoint)
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rate_data = req.json()
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rate = rate_data[FROM.lower()][TO.lower()]
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return (
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f"{num} {FROM} = <b>{round(num * rate, 2)} {TO}</b>\n"
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f"Rate: <b>{round(1.0 * rate, 6)}</b>"
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)
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except Exception as e:
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print(e)
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return "请求 API 发送错误。"
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exchange_client = Exchange()
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