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commands: Improve error messages in convert_currency

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Co-authored-by: ghost43 <somber.night@protonmail.com>
This commit is contained in:
Joel Lehtonen
2022-12-06 03:30:24 +02:00
parent 02dba54ab9
commit 09170bdd1f
1 changed files with 4 additions and 2 deletions
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6
electrum/commands.py
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@@ -1327,6 +1327,8 @@ class Commands:
"""Converts the given amount of currency to another using the
configured exchange rate source.
"""
if not self.daemon.fx.is_enabled():
raise Exception("FX is disabled. To enable, run: 'electrum setconfig use_exchange_rate true'")
# Currency codes are uppercase
from_ccy = self.daemon.fx.ccy if from_ccy is None else from_ccy.upper()
to_ccy = to_ccy.upper()
@@ -1335,9 +1337,9 @@ class Commands:
rate_to = self.daemon.fx.exchange.get_cached_spot_quote(to_ccy)
# Test if currencies exist
if rate_from.is_nan():
raise Exception('Currency to convert from is unknown')
raise Exception(f'Currency to convert from ({from_ccy}) is unknown or rate is unavailable')
if rate_to.is_nan():
raise Exception('Currency to convert to is unknown')
raise Exception(f'Currency to convert to ({to_ccy}) is unknown or rate is unavailable')
# Conversion
try:
amount = Decimal(from_amount) / rate_from * rate_to