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"""Generate code to parse ISO 20022 messages"""
import xsd
import codeset
ktBase = """/*
* This file is part of LibEuFin.
* Copyright (C) 2024 Taler Systems S.A.
* LibEuFin is free software; you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation; either version 3, or
* (at your option) any later version.
* LibEuFin is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General
* Public License for more details.
* You should have received a copy of the GNU Affero General Public
* License along with LibEuFin; see the file COPYING. If not, see
* <http://www.gnu.org/licenses/>
*/
// THIS FILE IS GENERATED, DO NOT EDIT
package tech.libeufin.ebics.iso20022
"""
codesets = codeset.extract()
schemas = ["pain.001.001.11", "pain.002.001.13", "camt.054.001.08", "camt.054.001.04"]
# Parse each schema
parsed = [xsd.parse(name) for name in schemas]
# Replace codeset with appropriate types
usedCodeset = {}
def replaceCodeset(ty: xsd.Type) -> xsd.Type:
if isinstance(ty, xsd.Primitive):
set = codesets.get(ty.name, None)
if set is not None:
usedCodeset[ty.name] = set
return xsd.Enumeration(ty.name, None)
return ty
parsed = [{name:replaceCodeset(ty) for name, ty in found.items()} for found in parsed]
# Find commons types and check similarly named types are equals
types = {}
common = {}
for found in parsed:
for ty in found.values():
prev = types.get(ty.name, None)
if prev is not None:
if prev == ty:
common[ty.name] = ty
else:
print(f"Schema clash: {prev} != {ty}")
else:
types[ty.name] = ty
# Gen code for used code sets
with open("ebics/src/main/kotlin/iso20022/codesets.kt", "w") as f:
f.write(ktBase + codeset.codegen(list(usedCodeset.values())))
# Keep only types unique to each schema
unique = [
[value for name, value in types.items() if name not in common] for types in parsed
]
with open("ebics/src/main/kotlin/iso20022/common.kt", "w") as f:
f.write(ktBase + xsd.codegen(list(common.values()), types))
for schema, inner in zip(schemas, unique):
name = schema.replace(".", "_")
with open(f"ebics/src/main/kotlin/iso20022/{name}.kt", "w") as f:
f.write(ktBase + xsd.codegen(inner, types))
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