926 lines
36 KiB
Python
Executable file
926 lines
36 KiB
Python
Executable file
#!/usr/bin/env python3
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import os
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import json
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from typing import \
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TypedDict, Literal, Optional, Dict, Union, TextIO, Annotated
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KINDCONLESS = Literal[ \
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'packed_addresses', \
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'be_uint16', \
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'uint8']
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KIND = Literal[ \
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'int32', \
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'tick', \
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'string', \
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'raw', \
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'sha256', \
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'data', \
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'rest', \
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'enum', \
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'boolean', \
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'tune_param', \
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'snapshot_object', \
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'array', \
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'flags', \
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'optional']
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class GameEnumValueJson(TypedDict):
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value: int
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name: list[str]
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class GameEnumJson(TypedDict):
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name: list[str]
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values: list[GameEnumValueJson]
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class ConstantJson(TypedDict):
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name: list[str]
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type: str
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value: int
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class InnerNetMessageMemberTypeJson(TypedDict):
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kind: KIND
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disallow_cc: bool
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class ArrayMemberTypeJson(TypedDict):
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kind: KIND
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# strings
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disallow_cc: bool
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class NetConnlessMemberTypeJson(TypedDict):
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kind: KINDCONLESS
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class NetMessageMemberTypeJson(TypedDict):
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kind: KIND
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inner: InnerNetMessageMemberTypeJson
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# enums
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enum: list[str]
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# strings
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disallow_cc: bool
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# arrays
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count: int
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member_type: ArrayMemberTypeJson
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# data
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size: Literal['specified_before']
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class NetMessageMemberJson(TypedDict):
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name: list[str]
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type: NetMessageMemberTypeJson
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class NetMessageJson(TypedDict):
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id: int
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name: list[str]
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members: list[NetMessageMemberJson]
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attributes: list[Literal['msg_encoding']]
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class NetConnlessMemberJson(TypedDict):
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name: list[str]
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type: NetConnlessMemberTypeJson
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class NetConnlessJson(TypedDict):
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id: Annotated[list[int], 8]
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name: list[str]
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members: list[NetConnlessMemberJson]
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class SpecJson(TypedDict):
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constants: list[ConstantJson]
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game_enumerations: list[GameEnumJson]
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game_messages: list[NetMessageJson]
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system_messages: list[NetMessageJson]
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connless_messages: list[NetConnlessJson]
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def gen_match_file_connless7(
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messages: list[NetConnlessJson]
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):
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match_code: str = """# generated by scripts/generate_messages.py
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from typing import Optional
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import twnet_parser.msg7
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from twnet_parser.connless_message import ConnlessMessage
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"""
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msg: NetConnlessJson
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for msg in messages:
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name_snake = name_to_snake(msg['name'])
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match_code += f"import twnet_parser.messages7.connless" \
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f".{name_snake}" \
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" as \\\n" \
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f" connless_{name_snake}\n"
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match_code += f"""
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def match_connless7(msg_id: bytes, data: bytes) -> ConnlessMessage:
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msg: Optional[ConnlessMessage] = None
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"""
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if_ = 'if'
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for msg in messages:
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name_snake = name_to_snake(msg['name'])
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name_camel = name_to_camel(msg['name'])
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match_code += \
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f"""
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{if_} msg_id == twnet_parser.msg7.{name_snake.upper()}:
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msg = connless_{name_snake}.Msg{name_camel}()"""
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if_ = 'elif'
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match_code += '\n\n if msg is None:\n'
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match_code += ' '
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match_code += 'raise ValueError(\n'
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match_code += ' '
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match_code += 'f"Error: unknown conless ' \
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' message id={msg_id!r} data={data[0]}"\n'
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match_code += ' )\n'
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match_code += '\n'
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match_code += ' msg.unpack(data)\n'
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match_code += ' return msg\n'
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dirname = os.path.dirname(__file__)
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file_path= os.path.join(
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dirname,
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f'../twnet_parser/msg_matcher/connless7.py')
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with open(file_path, 'w') as out_file:
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print(f"Generating {file_path} ...")
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out_file.write(match_code)
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def gen_match_file7(
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msg_type: Literal['system', 'game'],
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messages: list[NetMessageJson]
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):
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match_code: str = """# generated by scripts/generate_messages.py
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from typing import Optional
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import twnet_parser.msg7
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from twnet_parser.net_message import NetMessage
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"""
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msg: NetMessageJson
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for msg in messages:
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name_snake = name_to_snake(msg['name'])
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match_code += f"import twnet_parser.messages7.{msg_type}" \
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f".{name_snake}" \
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" as \\\n" \
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f" {msg_type}7_{name_snake}\n"
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match_code += f"""
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def match_{msg_type}7(msg_id: int, data: bytes) -> NetMessage:
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msg: Optional[NetMessage] = None
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"""
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if_ = 'if'
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for msg in messages:
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name_snake = name_to_snake(msg['name'])
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name_camel = name_to_camel(msg['name'])
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match_code += \
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f"""
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{if_} msg_id == twnet_parser.msg7.{name_snake.upper()}:
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msg = {msg_type}7_{name_snake}.Msg{name_camel}()"""
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if_ = 'elif'
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match_code += '\n\n if msg is None:\n'
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match_code += ' '
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match_code += 'raise ValueError('
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match_code += 'f"Error: unknown ' \
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+ msg_type + \
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' message id={msg_id} data={data[0]}")\n'
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match_code += '\n'
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match_code += ' msg.unpack(data)\n'
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match_code += ' return msg\n'
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dirname = os.path.dirname(__file__)
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file_path= os.path.join(
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dirname,
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f'../twnet_parser/msg_matcher/{msg_type}7.py')
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# if os.path.exists(file_path):
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# print(f"Warning: file already exists! {file_path}")
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# return
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with open(file_path, 'w') as out_file:
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print(f"Generating {file_path} ...")
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out_file.write(match_code)
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def fix_name_conflict(name: str) -> str:
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# https://peps.python.org/pep-0008/#descriptive-naming-styles
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if name == 'pass':
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return 'pass_'
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return name
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def name_to_camel(name_list: list[str]) -> str:
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name = ''.join([part.capitalize() for part in name_list])
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return fix_name_conflict(name)
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def name_to_snake(name_list: list[str]) -> str:
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name = '_'.join(name_list)
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return fix_name_conflict(name)
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def gen_unpack_members_connless7(msg: NetConnlessJson) -> str:
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res: str = ''
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for member in msg['members']:
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unpacker = 'int()'
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if member['type']['kind'] == 'be_uint16':
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unpacker = 'be_uint16()'
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elif member['type']['kind'] == 'uint8':
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unpacker = 'uint8()'
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elif member['type']['kind'] == 'packed_addresses':
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unpacker = 'packed_addresses()'
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else:
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raise ValueError(f"Error: unknown type {member['type']}")
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name = name_to_snake(member["name"])
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res += f' self.{name} = unpacker.get_{unpacker}\n'
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return res
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def gen_unpack_members(msg: NetMessageJson) -> str:
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res: str = ''
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for member in msg['members']:
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# {'name': ['message'], 'type': {'kind': 'string', 'disallow_cc': False}}
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unpacker = 'int()'
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if member['type']['kind'] == 'string':
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if member['type']['disallow_cc']:
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unpacker = 'str(SANITIZE_CC)'
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else:
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unpacker = 'str()'
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elif member['type']['kind'] == 'rest':
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unpacker = 'raw()'
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elif member['type']['kind'] == 'sha256':
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unpacker = 'raw(32)'
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elif member['type']['kind'] == 'data':
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if member['type']['size'] == 'specified_before':
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res += ' self.data_size = unpacker.get_int()\n'
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unpacker = 'raw(self.data_size)'
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else:
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raise ValueError(f"Error: unknown data size {member['type']}")
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# {"name": ["mode"], "type": {"kind": "enum", "enum": ["chat"]}},
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elif member['type']['kind'] == 'enum':
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enum_name: str = name_to_camel(member['type']['enum']).upper()
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unpacker = f"int() # enum {enum_name}"
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elif member['type']['kind'] in ('int32', 'tick'):
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unpacker = 'int()'
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elif member['type']['kind'] == 'boolean':
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unpacker = 'int() == 1'
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elif member['type']['kind'] == 'tune_param':
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unpacker = 'int() / 100.0'
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elif member['type']['kind'] == 'snapshot_object':
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# TODO: think about snapshot_object
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unpacker = 'int() # TODO: this is a snapshot object'
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elif member['type']['kind'] == 'array':
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size: int = member['type']['count']
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if size is None:
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print("Error: size is none for the following message")
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print(msg)
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exit(1)
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arr_member: ArrayMemberTypeJson = member['type']['member_type']
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if arr_member['kind'] == 'string':
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if arr_member['disallow_cc']:
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unpacker = 'str(SANITIZE_CC)'
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else:
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unpacker = 'str()'
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elif arr_member['kind'] == 'enum':
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# We intentionally do not do anything fancy here
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# no enums for example because it comes with too many
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# disadvantages see the related issue here
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# https://gitlab.com/teeworlds-network/twnet_parser/-/issues/7
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unpacker = 'int()'
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elif arr_member['kind'] == 'boolean':
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unpacker = 'int() == 1'
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elif arr_member['kind'] in ('int32', 'tick'):
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unpacker = 'int()'
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else:
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raise ValueError(f"Error: unknown array member type {member['type']}")
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name = name_to_snake(member["name"])
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res += f' for i in range(0, {size}):\n'
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res += f' self.{name}[i] = unpacker.get_{unpacker}\n'
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continue
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elif member['type']['kind'] == 'flags': # TODO: think about flags
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unpacker = 'int() # TODO: this is a flag'
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elif member['type']['kind'] == 'optional':
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# TODO: unpacker should not crash on missing optional fields
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# check how tw code does it and be smart here
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if member['type']['inner']['kind'] == 'string':
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if member['type']['inner']['disallow_cc']:
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unpacker = 'str(SANITIZE_CC)'
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unpacker += ' # TODO: optionals'
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else:
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unpacker = 'str() # TODO: optionals'
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elif member['type']['inner']['kind'] in ('int32', 'tick'):
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unpacker = 'int() # TODO: optionals'
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else:
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raise ValueError(f"Error: unknown type {member['type']}")
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name = name_to_snake(member["name"])
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res += f' self.{name} = unpacker.get_{unpacker}\n'
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return res
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def get_dependencies_connless7(msg: NetConnlessJson) -> str:
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packer_deps: list[str] = []
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typing_deps: list[str] = ['Literal']
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res: str = ''
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for member in msg['members']:
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if member['type']['kind'] == 'packed_addresses':
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packer_deps.append('pack_packed_addresses')
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res += 'from twnet_parser.master_server import MastersrvAddr\n'
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elif member['type']['kind'] == 'uint8':
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packer_deps.append('pack_uint8')
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elif member['type']['kind'] == 'be_uint16':
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packer_deps.append('pack_be_uint16')
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else:
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raise ValueError(f"Error: unknown type {member['type']}")
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if len(packer_deps) > 0:
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res += 'from twnet_parser.packer import ' + \
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', '.join(sorted(set(packer_deps))) + '\n'
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if len(typing_deps) > 0:
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res += 'from typing import ' + \
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', '.join(sorted(set(typing_deps))) + '\n'
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return res
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def get_dependencies(msg: NetMessageJson) -> str:
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packer_deps: list[str] = []
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typing_deps: list[str] = ['Literal']
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need_enums: bool = False
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for member in msg['members']:
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if member['type']['kind'] == 'string':
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packer_deps.append('pack_str')
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if member['type']['disallow_cc']:
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packer_deps.append('SANITIZE_CC')
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elif member['type']['kind'] == 'rest':
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pass
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elif member['type']['kind'] == 'sha256':
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typing_deps.append('Annotated')
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elif member['type']['kind'] == 'data':
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if member['type']['size'] == 'specified_before':
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typing_deps.append('Optional')
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else:
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raise ValueError(f"Error: unknown data size {member['type']}")
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# {"name": ["mode"], "type": {"kind": "enum", "enum": ["chat"]}},
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elif member['type']['kind'] == 'enum':
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need_enums = True
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packer_deps.append('pack_int')
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elif member['type']['kind'] in ('int32', 'tick'):
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packer_deps.append('pack_int')
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elif member['type']['kind'] == 'boolean':
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packer_deps.append('pack_int')
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elif member['type']['kind'] == 'tune_param':
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packer_deps.append('pack_int')
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elif member['type']['kind'] == 'snapshot_object':
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# TODO: think about snapshot_object
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packer_deps.append('pack_int')
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elif member['type']['kind'] == 'array':
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packer_deps.append('pack_int')
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typing_deps.append('Annotated')
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arr_member: ArrayMemberTypeJson = member['type']['member_type']
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if arr_member['kind'] == 'string':
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packer_deps.append('pack_str')
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if arr_member['disallow_cc']:
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packer_deps.append('SANITIZE_CC')
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elif arr_member['kind'] == 'enum':
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need_enums = True
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packer_deps.append('pack_int')
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elif arr_member['kind'] == 'boolean':
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packer_deps.append('pack_int')
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elif arr_member['kind'] in ('int32', 'tick'):
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packer_deps.append('pack_int')
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else:
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raise ValueError(f"Error: unknown array member type {member['type']}")
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elif member['type']['kind'] == 'flags': # TODO: think about flags
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packer_deps.append('pack_int')
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elif member['type']['kind'] == 'optional':
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if member['type']['inner']['kind'] == 'string':
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packer_deps.append('pack_str')
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if member['type']['inner']['disallow_cc']:
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packer_deps.append('SANITIZE_CC')
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elif member['type']['inner']['kind'] in ('int32', 'tick'):
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packer_deps.append('pack_int')
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else:
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raise ValueError(f"Error: unknown type {member['type']}")
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res: str = ''
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if len(packer_deps) > 0:
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res += 'from twnet_parser.packer import ' + \
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', '.join(sorted(set(packer_deps))) + '\n'
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if len(typing_deps) > 0:
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res += 'from typing import ' + \
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', '.join(sorted(set(typing_deps))) + '\n'
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if need_enums:
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res += 'import twnet_parser.enum7 as enum7\n'
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return res
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def pack_field(member: NetMessageMemberJson) -> str:
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name: str = name_to_snake(member["name"])
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field: str = f'self.{name}'
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packer = 'int'
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if member['type']['kind'] == 'string':
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packer = 'str'
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elif member['type']['kind'] in ('sha256', 'rest'):
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return f'self.{name}'
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elif member['type']['kind'] == 'data':
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if member['type']['size'] == 'specified_before':
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return f'pack_int(self.data_size) + \\\n' \
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f' self.{name}'
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else:
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raise ValueError(f"Error: unknown data size {member['type']}")
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# {"name": ["mode"], "type": {"kind": "enum", "enum": ["chat"]}},
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elif member['type']['kind'] == 'enum':
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packer = 'int'
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elif member['type']['kind'] in ('int32', 'tick'):
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packer = 'int'
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elif member['type']['kind'] == 'boolean':
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packer = 'int'
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elif member['type']['kind'] == 'tune_param':
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packer = 'int'
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field = f'int({field} * 100.0)'
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elif member['type']['kind'] == 'snapshot_object':
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# TODO: think about snapshot_object
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packer = 'int'
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elif member['type']['kind'] == 'array':
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arr_member: ArrayMemberTypeJson = member['type']['member_type']
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if arr_member['kind'] == 'string':
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packer = 'str'
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elif arr_member['kind'] == 'enum':
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packer = 'int'
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elif arr_member['kind'] == 'boolean':
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packer = 'int'
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elif arr_member['kind'] in ('int32', 'tick'):
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packer = 'int'
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else:
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raise ValueError(f"Error: unknown array member type {member['type']}")
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return f"b''.join([pack_{packer}(x) for x in {field}])"
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elif member['type']['kind'] == 'flags': # TODO: think about flags
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packer = 'int'
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elif member['type']['kind'] == 'optional':
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packer = 'int'
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# TODO: unpacker should allow not packing optional fields
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# check how tw code does it and be smart here
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if member['type']['inner']['kind'] == 'string':
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packer = 'str'
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elif member['type']['inner']['kind'] in ('int32', 'tick'):
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packer = 'int'
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else:
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raise ValueError(f"Error: unknown type {member['type']}")
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return f'pack_{packer}({field})'
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def gen_pack_return(msg: NetMessageJson) -> str:
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members: list[NetMessageMemberJson] = msg['members']
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if len(members) == 0:
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return " return b''"
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if len(members) == 1:
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return f' return {pack_field(members[0])}'
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mem_strs: list[str] = [
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f' {pack_field(member)}' for member in members[1:]]
|
|
return f" return {pack_field(members[0])} + \\\n" + \
|
|
' + \\\n'.join(mem_strs)
|
|
|
|
def pack_field_connless7(member: NetConnlessMemberJson) -> str:
|
|
name: str = name_to_snake(member["name"])
|
|
field: str = f'self.{name}'
|
|
packer = 'int'
|
|
if member['type']['kind'] == 'packed_addresses':
|
|
packer = 'packed_addresses'
|
|
elif member['type']['kind'] == 'be_uint16':
|
|
packer = 'be_uint16'
|
|
elif member['type']['kind'] == 'uint8':
|
|
packer = 'uint8'
|
|
else:
|
|
raise ValueError(f"Error: unknown type {member['type']}")
|
|
return f'pack_{packer}({field})'
|
|
|
|
def gen_pack_return_connless7(msg: NetConnlessJson) -> str:
|
|
members: list[NetConnlessMemberJson] = msg['members']
|
|
if len(members) == 0:
|
|
return " return b''"
|
|
if len(members) == 1:
|
|
return f' return {pack_field_connless7(members[0])}'
|
|
mem_strs: list[str] = [
|
|
f' {pack_field_connless7(member)}' for member in members[1:]]
|
|
return f" return {pack_field_connless7(members[0])} + \\\n" + \
|
|
' + \\\n'.join(mem_strs)
|
|
|
|
def get_default(field_path: str) -> Optional[str]:
|
|
"""
|
|
field_path has the following format:
|
|
|
|
game.msg_name.field_name
|
|
|
|
example:
|
|
|
|
game.sv_tune_params.ground_control_speed
|
|
"""
|
|
# COULDDO: make this faster
|
|
# but then who cares about
|
|
# code gen speed
|
|
def_file: str = './data/messages7_defaults.json'
|
|
if not os.path.exists(def_file):
|
|
print(f"Failed to open defaults file '{def_file}'")
|
|
exit(1)
|
|
with open(def_file) as def_io:
|
|
def_json: Dict[str, Union[int, float, bool, str]] = json.load(def_io)
|
|
if field_path not in def_json:
|
|
return None
|
|
default = def_json[field_path]
|
|
# also covers bool cuz python drunk
|
|
# but this is actually exactly what we want
|
|
if isinstance(default, int):
|
|
return str(default)
|
|
elif isinstance(default, float):
|
|
return str(default)
|
|
elif isinstance(default, str):
|
|
return f"'{default}'"
|
|
else:
|
|
print(f"Error: invalid default type for field {field_path}")
|
|
print(f" please check {def_file} for errors")
|
|
exit(1)
|
|
|
|
class CodeGenerator():
|
|
def __init__(self) -> None:
|
|
self.game_enums: list[GameEnumJson] = []
|
|
|
|
def write_init_method_header_connless7(
|
|
self,
|
|
out_file: TextIO,
|
|
msg: NetConnlessJson,
|
|
name_snake: str
|
|
) -> None:
|
|
comma: str = ''
|
|
if len(msg['members']) > 0:
|
|
comma = ',\n'
|
|
out_file.write( \
|
|
' def __init__(\n' \
|
|
f' self{comma}')
|
|
args: list[str] = []
|
|
for member in msg['members']:
|
|
ftype = 'int'
|
|
default = '-1'
|
|
if member['type']['kind'] == 'packed_addresses': # TODO: packed_addreses default value
|
|
ftype = 'list[MastersrvAddr]'
|
|
default = '[]'
|
|
elif member['type']['kind'] == 'be_uint16': # TODO: be_uint16
|
|
ftype = 'int'
|
|
default = '0'
|
|
elif member['type']['kind'] == 'uint8': # TODO: uint8
|
|
ftype = 'int'
|
|
default = '0'
|
|
else:
|
|
raise ValueError(f"Error: unknown type {member['type']}")
|
|
name = name_to_snake(member["name"])
|
|
manual_default = get_default(f"connless.{name_snake}.{name}")
|
|
if manual_default:
|
|
default = manual_default
|
|
args.append(f' {name}: {ftype} = {default}')
|
|
out_file.write(',\n'.join(args) + '\n')
|
|
out_file.write(' ) -> None:\n')
|
|
|
|
def write_init_method_header(
|
|
self,
|
|
out_file: TextIO,
|
|
msg: NetMessageJson,
|
|
game: Literal['system', 'game'],
|
|
name_snake: str
|
|
) -> None:
|
|
comma: str = ''
|
|
if len(msg['members']) > 0:
|
|
comma = ',\n'
|
|
out_file.write( \
|
|
' def __init__(\n' \
|
|
' self,\n' \
|
|
f' chunk_header: ChunkHeader = ChunkHeader(){comma}')
|
|
args: list[str] = []
|
|
for member in msg['members']:
|
|
# {
|
|
# 'name': ['message'],
|
|
# 'type': {
|
|
# 'kind': 'string',
|
|
# 'disallow_cc': False
|
|
# }
|
|
# }
|
|
ftype = 'int'
|
|
default = '-1'
|
|
if member['type']['kind'] == 'string':
|
|
ftype = 'str'
|
|
default = "'default'"
|
|
elif member['type']['kind'] == 'rest':
|
|
ftype = 'bytes'
|
|
default = "b'\\x00'"
|
|
elif member['type']['kind'] == 'sha256':
|
|
ftype = 'Annotated[bytes, 32]'
|
|
default = "bytes(32)"
|
|
elif member['type']['kind'] == 'data':
|
|
ftype = 'bytes'
|
|
default = "b'\\x00'"
|
|
if member['type']['size'] == 'specified_before':
|
|
args.append(' data_size: Optional[int] = None')
|
|
else:
|
|
raise ValueError(f"Error: unknown data size {member['type']}")
|
|
# {"name": ["mode"], "type": {"kind": "enum", "enum": ["chat"]}},
|
|
elif member['type']['kind'] == 'enum':
|
|
enum_name: str = name_to_camel(member['type']['enum'])
|
|
ftype = 'int'
|
|
default = self.get_default_enum7(enum_name)
|
|
default = f"enum7.{default}.value"
|
|
elif member['type']['kind'] in ('int32', 'tick'):
|
|
ftype = 'int'
|
|
default = '0'
|
|
elif member['type']['kind'] == 'boolean':
|
|
ftype = 'bool'
|
|
default = 'False'
|
|
elif member['type']['kind'] == 'tune_param':
|
|
ftype = 'float'
|
|
default = '0.0'
|
|
elif member['type']['kind'] == 'snapshot_object':
|
|
# TODO: think about snapshot_object
|
|
ftype = 'int'
|
|
default = '0'
|
|
elif member['type']['kind'] == 'array':
|
|
size: int = member['type']['count']
|
|
if size is None:
|
|
print("Error: size is none for the following message")
|
|
print(msg)
|
|
exit(1)
|
|
arr_member: ArrayMemberTypeJson = member['type']['member_type']
|
|
if arr_member['kind'] == 'string':
|
|
ftype = f'Annotated[list[str], {size}]'
|
|
default = '[' + ', '.join(["''"] * size) + ']'
|
|
elif arr_member['kind'] == 'boolean':
|
|
ftype = f'Annotated[list[bool], {size}]'
|
|
default = '[' + ', '.join(["False"] * size) + ']'
|
|
elif arr_member['kind'] in ('int32', 'tick', 'enum'):
|
|
ftype = f'Annotated[list[int], {size}]'
|
|
default = '[' + ', '.join(["0"] * size) + ']'
|
|
else:
|
|
raise ValueError( \
|
|
f"Error: unknown array member type {member['type']}")
|
|
# Initializing lists with defaults
|
|
# And type annotation can get quite long
|
|
# So split it in two lines
|
|
default = f'\\\n {default}'
|
|
elif member['type']['kind'] == 'flags': # TODO: think about flags
|
|
ftype = 'int'
|
|
default = '0'
|
|
elif member['type']['kind'] == 'optional':
|
|
if member['type']['inner']['kind'] == 'string':
|
|
ftype = 'str'
|
|
default = "''"
|
|
elif member['type']['inner']['kind'] in ('int32', 'tick'):
|
|
ftype = 'int'
|
|
default = '0'
|
|
else:
|
|
raise \
|
|
ValueError( \
|
|
f"Error: unknown optional type {member['type']}")
|
|
else:
|
|
raise ValueError(f"Error: unknown type {member['type']}")
|
|
name = name_to_snake(member["name"])
|
|
manual_default = get_default(f"{game}.{name_snake}.{name}")
|
|
if manual_default:
|
|
default = manual_default
|
|
args.append(f' {name}: {ftype} = {default}')
|
|
out_file.write(',\n'.join(args) + '\n')
|
|
out_file.write(' ) -> None:\n')
|
|
|
|
def generate_msg_connless(
|
|
self,
|
|
msg: NetConnlessJson
|
|
) -> None:
|
|
name_snake = name_to_snake(msg['name'])
|
|
name_camel = name_to_camel(msg['name'])
|
|
dirname = os.path.dirname(__file__)
|
|
file_path= os.path.join(
|
|
dirname,
|
|
f'../twnet_parser/messages7/connless/',
|
|
f'{name_snake}.py')
|
|
with open(file_path, 'w') as out_file:
|
|
print(f"Generating {file_path} ...")
|
|
out_file.write('# generated by scripts/generate_messages.py\n')
|
|
out_file.write('\n')
|
|
out_file.write('from twnet_parser.pretty_print import PrettyPrint\n')
|
|
if len(msg['members']) > 0:
|
|
out_file.write('from twnet_parser.packer import Unpacker\n')
|
|
out_file.write(get_dependencies_connless7(msg))
|
|
out_file.write('\n')
|
|
out_file.write(f'class Msg{name_camel}(PrettyPrint):\n')
|
|
self.write_init_method_header_connless7(out_file, msg, name_snake)
|
|
out_file.write(f" self.message_type: Literal['connless'] = 'connless'\n")
|
|
out_file.write(f" self.message_name: str = 'connless.{name_snake}'\n")
|
|
out_file.write(f" self.message_id: list[int] = {msg['id']}\n")
|
|
out_file.write('\n')
|
|
for member in msg['members']:
|
|
ftype = 'int'
|
|
if member['type']['kind'] == 'packed_addresses': # TODO: packed_addreses default value
|
|
ftype = 'list[MastersrvAddr]'
|
|
elif member['type']['kind'] == 'be_uint16': # TODO: be_uint16
|
|
ftype = 'int'
|
|
elif member['type']['kind'] == 'uint8': # TODO: uint8
|
|
ftype = 'int'
|
|
else:
|
|
raise ValueError(f"Error: unknown connless type {member['type']}")
|
|
name = name_to_snake(member["name"])
|
|
if ftype != '':
|
|
ftype = f': {ftype}'
|
|
if member['type']['kind'] == 'enum':
|
|
out_file.write(f" self.{name}{ftype} = {name}\n")
|
|
else:
|
|
out_file.write(f" self.{name}{ftype} = {name}\n")
|
|
out_file.write('\n')
|
|
out_file.write(' # first byte of data\n')
|
|
out_file.write(' # has to be the first byte of the message payload\n')
|
|
out_file.write(' # NOT the chunk header and NOT the message id\n')
|
|
out_file.write(' def unpack(self, data: bytes) -> bool:\n')
|
|
if len(msg['members']) > 0:
|
|
out_file.write(' unpacker = Unpacker(data)\n')
|
|
out_file.write(gen_unpack_members_connless7(msg))
|
|
out_file.write(' return True\n')
|
|
out_file.write('\n')
|
|
out_file.write(' def pack(self) -> bytes:\n')
|
|
out_file.write(gen_pack_return_connless7(msg))
|
|
|
|
def generate_msg(
|
|
self,
|
|
msg: NetMessageJson,
|
|
game: Literal['system', 'game']
|
|
) -> None:
|
|
name_snake = name_to_snake(msg['name'])
|
|
name_camel = name_to_camel(msg['name'])
|
|
dirname = os.path.dirname(__file__)
|
|
file_path= os.path.join(
|
|
dirname,
|
|
f'../twnet_parser/messages7/{game}/',
|
|
f'{name_snake}.py')
|
|
# if os.path.exists(file_path):
|
|
# print(f"Warning: file already exists! {file_path}")
|
|
# return
|
|
with open(file_path, 'w') as out_file:
|
|
print(f"Generating {file_path} ...")
|
|
out_file.write('# generated by scripts/generate_messages.py\n')
|
|
out_file.write('\n')
|
|
out_file.write('from twnet_parser.pretty_print import PrettyPrint\n')
|
|
if len(msg['members']) > 0:
|
|
out_file.write('from twnet_parser.packer import Unpacker\n')
|
|
out_file.write('from twnet_parser.chunk_header import ChunkHeader\n')
|
|
out_file.write(get_dependencies(msg))
|
|
out_file.write('\n')
|
|
out_file.write(f'class Msg{name_camel}(PrettyPrint):\n')
|
|
self.write_init_method_header(out_file, msg, game, name_snake)
|
|
out_file.write(f" self.message_type: Literal['system', 'game'] = '{game}'\n")
|
|
out_file.write(f" self.message_name: str = '{name_snake}'\n")
|
|
sys: str = 'True' if game == 'system' else 'False'
|
|
out_file.write(f" self.system_message: bool = {sys}\n")
|
|
out_file.write(f" self.message_id: int = {msg['id']}\n")
|
|
out_file.write(" self.header: ChunkHeader = chunk_header\n")
|
|
out_file.write('\n')
|
|
for member in msg['members']:
|
|
# {
|
|
# 'name': ['message'],
|
|
# 'type': {
|
|
# 'kind': 'string',
|
|
# 'disallow_cc': False
|
|
# }
|
|
# }
|
|
ftype = 'int'
|
|
if member['type']['kind'] == 'string':
|
|
ftype = 'str'
|
|
elif member['type']['kind'] == 'rest':
|
|
ftype = 'bytes'
|
|
elif member['type']['kind'] == 'sha256':
|
|
ftype = 'Annotated[bytes, 32]'
|
|
elif member['type']['kind'] == 'data':
|
|
ftype = 'bytes'
|
|
if member['type']['size'] == 'specified_before':
|
|
out_file.write(" " \
|
|
"self.data_size: int =" \
|
|
" data_size if data_size else len(data)\n")
|
|
else:
|
|
raise ValueError(f"Error: unknown data size {member['type']}")
|
|
# {"name": ["mode"], "type": {"kind": "enum", "enum": ["chat"]}},
|
|
elif member['type']['kind'] == 'enum':
|
|
ftype = 'int'
|
|
elif member['type']['kind'] in ('int32', 'tick'):
|
|
ftype = 'int'
|
|
elif member['type']['kind'] == 'boolean':
|
|
ftype = 'bool'
|
|
elif member['type']['kind'] == 'tune_param':
|
|
ftype = 'float'
|
|
elif member['type']['kind'] == 'snapshot_object':
|
|
# TODO: think about snapshot_object
|
|
ftype = 'int'
|
|
elif member['type']['kind'] == 'array':
|
|
# Array type annotations are so annoyingly long
|
|
# also there is a planned refactor
|
|
# https://gitlab.com/teeworlds-network/twnet_parser/-/issues/4
|
|
# so inherit type from constructor arguments
|
|
ftype = ''
|
|
elif member['type']['kind'] == 'flags': # TODO: think about flags
|
|
ftype = 'int'
|
|
elif member['type']['kind'] == 'optional':
|
|
if member['type']['inner']['kind'] == 'string':
|
|
ftype = 'str'
|
|
elif member['type']['inner']['kind'] in ('int32', 'tick'):
|
|
ftype = 'int'
|
|
else:
|
|
raise \
|
|
ValueError( \
|
|
f"Error: unknown optional type {member['type']}")
|
|
else:
|
|
raise ValueError(f"Error: unknown type {member['type']}")
|
|
name = name_to_snake(member["name"])
|
|
if ftype != '':
|
|
ftype = f': {ftype}'
|
|
if member['type']['kind'] == 'enum':
|
|
out_file.write(f" self.{name}{ftype} = {name}\n")
|
|
else:
|
|
out_file.write(f" self.{name}{ftype} = {name}\n")
|
|
out_file.write('\n')
|
|
out_file.write(' # first byte of data\n')
|
|
out_file.write(' # has to be the first byte of the message payload\n')
|
|
out_file.write(' # NOT the chunk header and NOT the message id\n')
|
|
out_file.write(' def unpack(self, data: bytes) -> bool:\n')
|
|
if len(msg['members']) > 0:
|
|
out_file.write(' unpacker = Unpacker(data)\n')
|
|
out_file.write(gen_unpack_members(msg))
|
|
out_file.write(' return True\n')
|
|
out_file.write('\n')
|
|
out_file.write(' def pack(self) -> bytes:\n')
|
|
out_file.write(gen_pack_return(msg))
|
|
|
|
def get_default_enum7(self, enum_name: str) -> str:
|
|
"""
|
|
enum_name has to be camel case
|
|
|
|
If for example enum_name 'chat' is given
|
|
it returns 'CHAT_NONE'
|
|
"""
|
|
enum: GameEnumJson
|
|
for enum in self.game_enums:
|
|
base: str = name_to_camel(enum['name'])
|
|
if base != enum_name:
|
|
continue
|
|
val: GameEnumValueJson
|
|
for val in enum['values']:
|
|
sub: str = name_to_snake(val['name']).upper()
|
|
return f"{base}.{sub}"
|
|
raise ValueError(f"Enum not found '{enum_name}'")
|
|
|
|
def gen_enum_file7(self) -> None:
|
|
enum_code: str = 'from enum import Enum\n\n'
|
|
enum: GameEnumJson
|
|
for enum in self.game_enums:
|
|
base: str = name_to_camel(enum['name'])
|
|
enum_code += f'class {base}(Enum):\n'
|
|
val: GameEnumValueJson
|
|
for val in enum['values']:
|
|
sub: str = name_to_snake(val['name']).upper()
|
|
enum_code += \
|
|
' ' \
|
|
f"{sub}: int = {val['value']}\n"
|
|
enum_code += "\n"
|
|
# cut off last doubled newline
|
|
# because we do not split a section anymore
|
|
enum_code = enum_code[:-1]
|
|
dirname = os.path.dirname(__file__)
|
|
file_path= os.path.join(
|
|
dirname,
|
|
'../twnet_parser/enum7.py')
|
|
# if os.path.exists(file_path):
|
|
# print(f"Warning: file already exists! {file_path}")
|
|
# return
|
|
with open(file_path, 'w') as out_file:
|
|
print(f"Generating {file_path} ...")
|
|
out_file.write(enum_code)
|
|
|
|
def generate(self, spec: str) -> None:
|
|
print(f"generating classes from {spec} ...")
|
|
with open(spec) as spec_io:
|
|
spec_data: SpecJson = json.load(spec_io)
|
|
# for msg in [spec_data['game_messages'][1]]:
|
|
self.game_enums = spec_data['game_enumerations']
|
|
game_messages: list[NetMessageJson] = spec_data['game_messages']
|
|
system_messages: list[NetMessageJson] = spec_data['system_messages']
|
|
connless_messages: list[NetConnlessJson] = spec_data['connless_messages']
|
|
self.gen_enum_file7()
|
|
gen_match_file7('game', game_messages)
|
|
gen_match_file7('system', system_messages)
|
|
gen_match_file_connless7(connless_messages)
|
|
for msg in game_messages:
|
|
self.generate_msg(msg, 'game')
|
|
for msg in system_messages:
|
|
self.generate_msg(msg, 'system')
|
|
for connless_msg in connless_messages:
|
|
self.generate_msg_connless(connless_msg)
|
|
|
|
def main() -> None:
|
|
dirname = os.path.dirname(__file__)
|
|
spec_07 = os.path.join(
|
|
dirname,
|
|
'../../libtw2/gamenet/generate/spec/teeworlds-0.7.5.json')
|
|
if os.path.exists(spec_07):
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generator = CodeGenerator()
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generator.generate(spec_07)
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else:
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print(f"Error: file not found {spec_07}")
|
|
print(" try running these commands")
|
|
print("")
|
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print(" git clone git@github.com:heinrich5991/libtw2 ..")
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if __name__ == '__main__':
|
|
main()
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|
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