import csv
import json
import os


_root = os.path.dirname(__file__)


def _main():
    dingbats = _read_dingbats()

    _write_javascript_module(dingbats)
    _write_python_module(dingbats)


def _read_dingbats():
    with open(os.path.join(_root, "dingbats.csv")) as dingbats_file:
        dingbat_reader = csv.DictReader(dingbats_file)

        return list(dingbat_reader)


def _write_javascript_module(dingbats):
    with _open_text_file("js/src/dingbats.ts") as typescript_file:
        typescript_file.write("const dingbats = [\n")

        for dingbat in dingbats:
            typescript_file.write("    ")
            json.dump(dingbat, typescript_file)
            typescript_file.write(",\n")

        typescript_file.write("];\n")
        typescript_file.write("export default dingbats;\n");


def _write_python_module(dingbats):
    with _open_text_file("python/dingbats.py") as python_file:
        python_file.write("# Generated by https://github.com/mwilliamson/dingbat-to-unicode\n\n")
        python_file.write("dingbats = {\n")

        for dingbat in dingbats:
            python_file.write("    ")
            python_file.write(repr((dingbat["Typeface name"], int(dingbat["Dingbat dec"]))))
            python_file.write(": ")
            python_file.write(repr(int(dingbat["Unicode dec"])))
            python_file.write(",\n")

        python_file.write("}\n")


def _open_text_file(path):
    full_path = os.path.join(_root, path)
    os.makedirs(os.path.dirname(full_path), exist_ok=True)
    return open(full_path, "wt", encoding="utf-8")


if __name__ == "__main__":
    _main()