40 lines
1.1 KiB
Python
40 lines
1.1 KiB
Python
"""This script generates the XAP info.json payload header to be compiled into QMK.
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"""
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import json
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import gzip
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from qmk.info import keymap_json
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from qmk.commands import get_chunks, dump_lines
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from qmk.constants import GPL2_HEADER_C_LIKE, GENERATED_HEADER_C_LIKE
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def generate_info(output_file, keyboard, keymap):
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# Build the info.json file
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km_info_json = keymap_json(keyboard, keymap)
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# TODO: Munge to XAP requirements
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# Minify
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str_data = json.dumps(km_info_json, separators=(',', ':'))
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# Compress
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compressed = gzip.compress(str_data.encode("utf-8"), compresslevel=9)
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# split into lines to match xxd output
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hex_array = ["0x{:02X}".format(b) for b in compressed]
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data_len = len(hex_array)
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data = ""
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for chunk in get_chunks(hex_array, 12):
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data += f' {", ".join(chunk)},\n'
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lines = [GPL2_HEADER_C_LIKE, GENERATED_HEADER_C_LIKE, '#pragma once', '']
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# Gen output file
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lines.append('unsigned char info_json_gz[] = {')
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lines.append(data)
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lines.append('};')
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lines.append(f'unsigned int info_json_gz_len = {data_len};')
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dump_lines(output_file, lines)
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