"""
This script recursively finds any '.dart' files in the ./lib directory,
and generates a 'test' file which includes all these files.

This is to ensure that *all* .dart files are included in test coverage.
By default, source files which are not touched by the unit tests are not included!

Ref: https://github.com/flutter/flutter/issues/27997
"""

from pathlib import Path

if __name__ == "__main__":
    dart_files = Path("lib").rglob("*.dart")

    print("Discovering dart files...");

    with open("test/coverage_helper_test.dart", "w") as f:
        f.write("// ignore_for_file: unused_import\n\n")
        f.write("// dart format off\n\n")

        skips = [
            "generated",
            "l10n",
            "dsn.dart",
        ]

        for path in dart_files:
            path = str(path)

            if any([s in path for s in skips]):
                continue

            # Remove leading 'lib\' text
            path = path[4:]
            path = path.replace("\\", "/")
            f.write(f'import "package:inventree/{path}";\n')

        f.write("\n\n")

        f.write(
            "// DO NOT EDIT THIS FILE - it has been auto-generated by 'find_dart_files.py'\n"
        )
        f.write(
            "// It has been created to ensure that *all* source file are included in coverage data\n"
        )

        f.write('import "package:test/test.dart";\n\n')
        f.write("// Do not actually test anything!\n")
        f.write("void main() {}\n")
