First Post

#!/bin/bash

today=$(date +"%Y-%m-%d")

# staged markdown files
staged_files=$(git diff --cached --name-only --diff-filter=ACM | grep '\.md$')
echo $staged_files
if [ -z $staged_files ]; then
    exit 0;
fi
# insert date at frontmatter modDatetime. Handles spaces in file names.
echo "$staged_files" | while IFS= read -r file; do
    # check if the file has a frontmatter
    if grep -q '\---' "$file"; then
        # check if modDatetime: exists in the frontmatter
        if grep -q '^modDatetime:' "$file"; then
            # replace the modDatetime: value with today's date
            sed -i '' "s/^modDatetime:.*/modDatetime: ${today}/" "$file"
        else
            # add modDatetime: to the frontmatter
            sed -i '' "1s/^/modDatetime: ${today}\n/" "$file"
        fi
    fi
done

# add all changes to git
echo "$staged_files" | while IFS= read -r file; do
    [ -f "$file" ] && git add "$file"
doneCopy