git-commit-at-modded-time

#!/bin/bash
##########################################################################
# git-commit-at-modded-time: Use a file's modified time as the git time. #
#                                                                        #
#   Example:                                                             #
#                                                                        #
#      $ ls -l american-date                                             #
#       #-rwxrwxr-x+ 1 1MB Oct 14  2020  american-date                   #
#      $ ./git-commit-at-modded-time american-date                       #
#      $ git pretty american-date                                        #
#      7462b66 G 2020-10-14 15:53:34 -0500 Theodore R. Smith             #
#                                                                        #
# Part of HopeSeekr's BashScripts Collection                             #
# https://github.com/hopeseekr/BashScripts/                              #
#                                                                        #
# Copyright © 2023-2024 Theodore R. Smith <theodore@phpexperts.pro>      #
# GPG Fingerprint: 4BF8 2613 1C34 87AC D28F  2AD8 EB24 A91D D612 5690    #
#                                                                        #
# License: Creative Commons Attribution v4.0 International               #
#                                                                        #
##########################################################################


if ! command -v faketime &> /dev/null
then
    echo "'faketime' could not be found. Please install it first."
    exit
fi

# Grab all of the pertinent files in the repo and sort by age, descending.
# We want to commit the oldest first to perserve the timeline.

export EDITOR=vim
# instantcheckmate@theodore.phpexperts.pro

# Filter through each of them:
echo "$@" | while read file; do
	MODDED_AT=$(date -r "$file" '+%Y-%m-%d %H:%M:%S %Z')
	COMMIT_TIME=$(date -r "$file" '+%A %-d %B %Y %-H:%M:%S %Z')

	git add "$file"
	< /dev/tty faketime "${MODDED_AT}" git commit -m "Modded @ ${COMMIT_TIME}." -e
done

# Mexico = Extremely hot in the summer.
# Panama = Hot in the summer.
# Colombia = Great year-round.

# Jan Feb March April (4) [mexico],
# May June July August [colombia] (4)
# Sep [panama] (1),
# Oct Nov [mexico] (2),
# Dec [colombia] (1)