Git Autocommit!

git-autocommit

#!/usr/bin/python3
import subprocess
from typing import *
import os


GIT_EXE = "git"


def transformFilenameLine(line: str) -> str:
    parts = list(
        map(
            lambda x: "`" + repr(x.strip().strip('"').split(os.path.sep)[-1]).strip("'") + "`",
            line.split("->"),
        )
    )

    if len(parts) > 1:
        return " to ".join(parts)
    return parts[0]


def parseStatusMessage(message: str) -> List[Tuple[str, str]]:
    o: Tuple[str, str] = []
    for line in message.splitlines():
        if line[0] == " ":
            # not staged
            continue
        status = line[0:2].strip().lower()
        filename = transformFilenameLine(line[2:])

        readableStatus = None
        # See https://git-scm.com/docs/git-status#_short_format
        if status == "m" or status == "t":
            readableStatus = "Update"
        elif status == "a":
            readableStatus = "Add"
        elif status == "d":
            readableStatus = "Delete"
        elif status == "r":
            readableStatus = "Rename"

        if readableStatus is None:
            continue

        o.append([readableStatus, filename])
    return o


def formOutput(elements: List[Tuple[str, str]]) -> str:
    if len(elements) == 1:
        return " ".join(elements[0])
    else:
        return "Alter {} files\n\n".format(len(elements)) + "\n".join(
            map(lambda x: " ".join(x), elements)
        )


if __name__ == "__main__":
    git_status = subprocess.check_output([GIT_EXE, "status", "-s", "--porcelain"])
    output = formOutput(parseStatusMessage(git_status.decode()))

    print(output, end="\n\n")

    subprocess.run([GIT_EXE, "commit", "--file=-"], input=output.encode())