fix: Fix API endpoint for Frankfurter

(cherry picked from commit 33e72111c7)

# Conflicts:
#	erpnext/accounts/doctype/currency_exchange_settings/currency_exchange_settings.py
#	erpnext/setup/install.py

erpnext/accounts/doctype/currency_exchange_settings/currency_exchange_settings.py

@@ -0,0 +1,119 @@
+# Copyright (c) 2022, Frappe Technologies Pvt. Ltd. and contributors
+# For license information, please see license.txt
+
+import frappe
+import requests
+from frappe import _
+from frappe.model.document import Document
+from frappe.utils import nowdate
+
+
+class CurrencyExchangeSettings(Document):
+	# begin: auto-generated types
+	# This code is auto-generated. Do not modify anything in this block.
+
+	from typing import TYPE_CHECKING
+
+	if TYPE_CHECKING:
+		from frappe.types import DF
+
+		from erpnext.accounts.doctype.currency_exchange_settings_details.currency_exchange_settings_details import (
+			CurrencyExchangeSettingsDetails,
+		)
+		from erpnext.accounts.doctype.currency_exchange_settings_result.currency_exchange_settings_result import (
+			CurrencyExchangeSettingsResult,
+		)
+
+		access_key: DF.Data | None
+		api_endpoint: DF.Data
+		disabled: DF.Check
+		req_params: DF.Table[CurrencyExchangeSettingsDetails]
+		result_key: DF.Table[CurrencyExchangeSettingsResult]
+		service_provider: DF.Literal["frankfurter.app", "exchangerate.host", "Custom"]
+		url: DF.Data | None
+		use_http: DF.Check
+	# end: auto-generated types
+
+	def validate(self):
+		self.set_parameters_and_result()
+		if frappe.flags.in_test or frappe.flags.in_install or frappe.flags.in_setup_wizard:
+			return
+		response, value = self.validate_parameters()
+		self.validate_result(response, value)
+
+	def set_parameters_and_result(self):
+		if self.service_provider == "exchangerate.host":
+			if not self.access_key:
+				frappe.throw(
+					_("Access Key is required for Service Provider: {0}").format(
+						frappe.bold(self.service_provider)
+					)
+				)
+
+			self.set("result_key", [])
+			self.set("req_params", [])
+
+			self.api_endpoint = get_api_endpoint(self.service_provider, self.use_http)
+			self.append("result_key", {"key": "result"})
+			self.append("req_params", {"key": "access_key", "value": self.access_key})
+			self.append("req_params", {"key": "amount", "value": "1"})
+			self.append("req_params", {"key": "date", "value": "{transaction_date}"})
+			self.append("req_params", {"key": "from", "value": "{from_currency}"})
+			self.append("req_params", {"key": "to", "value": "{to_currency}"})
+		elif self.service_provider == "frankfurter.app":
+			self.set("result_key", [])
+			self.set("req_params", [])
+
+			self.api_endpoint = get_api_endpoint(self.service_provider, self.use_http)
+			self.append("result_key", {"key": "rates"})
+			self.append("result_key", {"key": "{to_currency}"})
+			self.append("req_params", {"key": "base", "value": "{from_currency}"})
+			self.append("req_params", {"key": "symbols", "value": "{to_currency}"})
+
+	def validate_parameters(self):
+		params = {}
+		for row in self.req_params:
+			params[row.key] = row.value.format(
+				transaction_date=nowdate(), to_currency="INR", from_currency="USD"
+			)
+
+		api_url = self.api_endpoint.format(transaction_date=nowdate(), to_currency="INR", from_currency="USD")
+
+		try:
+			response = requests.get(api_url, params=params)
+		except requests.exceptions.RequestException as e:
+			frappe.throw("Error: " + str(e))
+
+		response.raise_for_status()
+		value = response.json()
+
+		return response, value
+
+	def validate_result(self, response, value):
+		try:
+			for key in self.result_key:
+				value = value[
+					str(key.key).format(transaction_date=nowdate(), to_currency="INR", from_currency="USD")
+				]
+		except Exception:
+			frappe.throw(_("Invalid result key. Response:") + " " + response.text)
+		if not isinstance(value, int | float):
+			frappe.throw(_("Returned exchange rate is neither integer not float."))
+
+		self.url = response.url
+
+
+@frappe.whitelist()
+def get_api_endpoint(service_provider: str | None = None, use_http: bool = False):
+	if service_provider and service_provider in ["exchangerate.host", "frankfurter.app"]:
+		if service_provider == "exchangerate.host":
+			api = "api.exchangerate.host/convert"
+		elif service_provider == "frankfurter.app":
+			api = "api.frankfurter.app/{transaction_date}"
+
+		protocol = "https://"
+		if use_http:
+			protocol = "http://"
+
+		return protocol + api
+	return None

erpnext/setup/install.py

@@ -72,9 +72,30 @@ def set_single_defaults():
 	frappe.db.set_default("date_format", "dd-mm-yyyy")
 
 
+<<<<<<< HEAD
 def create_compact_item_print_custom_field():
 	create_custom_field(
 		"Print Settings",
+=======
+def setup_currency_exchange():
+	ces = frappe.get_single("Currency Exchange Settings")
+	try:
+		ces.set("result_key", [])
+		ces.set("req_params", [])
+
+		ces.api_endpoint = "https://api.frankfurter.app/{transaction_date}"
+		ces.append("result_key", {"key": "rates"})
+		ces.append("result_key", {"key": "{to_currency}"})
+		ces.append("req_params", {"key": "base", "value": "{from_currency}"})
+		ces.append("req_params", {"key": "symbols", "value": "{to_currency}"})
+		ces.save()
+	except frappe.ValidationError:
+		pass
+
+
+def create_print_setting_custom_fields():
+	create_custom_fields(
+>>>>>>> 33e72111c7 (fix: Fix API endpoint for Frankfurter)
 		{
 			"label": _("Compact Item Print"),
 			"fieldname": "compact_item_print",