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"""Used by the make system to generate info_config.h from info.json.
"""
from pathlib import Path
from dotty_dict import dotty
from milc import cli
from qmk.decorators import automagic_keyboard, automagic_keymap
from qmk.info import info_json
from qmk.json_schema import json_load
from qmk.keyboard import keyboard_folder
from qmk.path import is_keyboard, normpath
def direct_pins(direct_pins):
"""Return the config.h lines that set the direct pins.
"""
rows = []
for row in direct_pins:
cols = ','.join(map(str, [col or 'NO_PIN' for col in row]))
rows.append('{' + cols + '}')
col_count = len(direct_pins[0])
row_count = len(direct_pins)
return """
#ifndef MATRIX_COLS
# define MATRIX_COLS %s
#endif // MATRIX_COLS
#ifndef MATRIX_ROWS
# define MATRIX_ROWS %s
#endif // MATRIX_ROWS
#ifndef DIRECT_PINS
# define DIRECT_PINS {%s}
#endif // DIRECT_PINS
""" % (col_count, row_count, ','.join(rows))
def pin_array(define, pins):
"""Return the config.h lines that set a pin array.
"""
pin_num = len(pins)
pin_array = ', '.join(map(str, [pin or 'NO_PIN' for pin in pins]))
return f"""
#ifndef {define}S
# define {define}S {pin_num}
#endif // {define}S
#ifndef {define}_PINS
# define {define}_PINS {{ {pin_array} }}
#endif // {define}_PINS
"""
def matrix_pins(matrix_pins):
"""Add the matrix config to the config.h.
"""
pins = []
if 'direct' in matrix_pins:
pins.append(direct_pins(matrix_pins['direct']))
if 'cols' in matrix_pins:
pins.append(pin_array('MATRIX_COL', matrix_pins['cols']))
if 'rows' in matrix_pins:
pins.append(pin_array('MATRIX_ROW', matrix_pins['rows']))
return '\n'.join(pins)
@cli.argument('-o', '--output', arg_only=True, type=normpath, help='File to write to')
@cli.argument('-q', '--quiet', arg_only=True, action='store_true', help="Quiet mode, only output error messages")
@cli.argument('-kb', '--keyboard', type=keyboard_folder, help='Keyboard to generate config.h for.')
@cli.subcommand('Used by the make system to generate info_config.h from info.json', hidden=True)
@automagic_keyboard
@automagic_keymap
def generate_config_h(cli):
"""Generates the info_config.h file.
"""
# Determine our keyboard(s)
if not cli.config.generate_config_h.keyboard:
cli.log.error('Missing parameter: --keyboard')
cli.subcommands['info'].print_help()
return False
if not is_keyboard(cli.config.generate_config_h.keyboard):
cli.log.error('Invalid keyboard: "%s"', cli.config.generate_config_h.keyboard)
return False
# Build the info_config.h file.
kb_info_json = dotty(info_json(cli.config.generate_config_h.keyboard))
info_config_map = json_load(Path('data/mappings/info_config.json'))
config_h_lines = ['/* This file was generated by `qmk generate-config-h`. Do not edit or copy.' ' */', '', '#pragma once']
# Iterate through the info_config map to generate basic things
for config_key, info_dict in info_config_map.items():
info_key = info_dict['info_key']
key_type = info_dict.get('value_type', 'str')
to_config = info_dict.get('to_config', True)
if not to_config:
continue
try:
config_value = kb_info_json[info_key]
except KeyError:
continue
if key_type.startswith('array'):
config_h_lines.append('')
config_h_lines.append(f'#ifndef {config_key}')
config_h_lines.append(f'# define {config_key} {{ {", ".join(map(str, config_value))} }}')
config_h_lines.append(f'#endif // {config_key}')
elif key_type == 'bool':
if config_value:
config_h_lines.append('')
config_h_lines.append(f'#ifndef {config_key}')
config_h_lines.append(f'# define {config_key}')
config_h_lines.append(f'#endif // {config_key}')
elif key_type == 'mapping':
for key, value in config_value.items():
config_h_lines.append('')
config_h_lines.append(f'#ifndef {key}')
config_h_lines.append(f'# define {key} {value}')
config_h_lines.append(f'#endif // {key}')
else:
config_h_lines.append('')
config_h_lines.append(f'#ifndef {config_key}')
config_h_lines.append(f'# define {config_key} {config_value}')
config_h_lines.append(f'#endif // {config_key}')
if 'matrix_pins' in kb_info_json:
config_h_lines.append(matrix_pins(kb_info_json['matrix_pins']))
# Show the results
config_h = '\n'.join(config_h_lines)
if cli.args.output:
cli.args.output.parent.mkdir(parents=True, exist_ok=True)
if cli.args.output.exists():
cli.args.output.replace(cli.args.output.parent / (cli.args.output.name + '.bak'))
cli.args.output.write_text(config_h)
if not cli.args.quiet:
cli.log.info('Wrote info_config.h to %s.', cli.args.output)
else:
print(config_h)
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