#! /usr/bin/env python3
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"""This is a simple script to dump gem5 runs into a json file.

This file simply wraps the getRuns function from gem5art.run.
"""

from argparse import ArgumentParser
from json import dump

import gem5art.artifact
from gem5art.artifact import getDBConnection
from gem5art.run import getRunsByNameLike, getRuns


def parseArgs():
    parser = ArgumentParser(
        description="Dump all runs from the database into a json file"
    )

    default_db_uri = gem5art.artifact._artifactdb._default_uri

    parser.add_argument("filename", help="Output file name")
    parser.add_argument(
        "--fs-only",
        action="store_true",
        default=False,
        help="Only output FS runs",
    )
    parser.add_argument(
        "--limit",
        type=int,
        default=0,
        help="Limit of the number of runs to return. Default: all",
    )
    parser.add_argument(
        "--db-uri",
        default=default_db_uri,
        help=f"The database to connect to. Default {default_db_uri}",
    )
    parser.add_argument(
        "-s", "--search_name", help="Query for the name field", default=""
    )

    return parser.parse_args()


if __name__ == "__main__":

    args = parseArgs()

    db = getDBConnection(args.db_uri)

    with open(args.filename, "w") as f:
        if args.search_name:
            runs = getRunsByNameLike(
                db, args.search_name, args.fs_only, args.limit
            )
        else:
            runs = getRuns(db, args.fs_only, args.limit)

        to_dump = [run._convertForJson(run._getSerializable()) for run in runs]
        dump(to_dump, f, indent=2)