"""Manage interactions with the report.json file."""

import json

from buildscripts.resmokelib import config
from buildscripts.resmokelib.testing import report as _report


def write(suites):
    """Write the combined report of all executions if --reportFile was specified."""

    if config.REPORT_FILE is None:
        return

    reports = []
    for suite in suites:
        reports.extend(suite.get_reports())

    combined_report_dict = _report.TestReport.combine(*reports).as_dict()
    with open(config.REPORT_FILE, "w") as fp:
        json.dump(combined_report_dict, fp)