# Author: airgull
# prepend.sh (c) 2021
# Desc: 为 .md 文件增加 frontmatter 信息，用于 hogo 等静态站点生成器
# Created:  2021-01-15T16:12:23.194Z
# Modified: !date!
# 用法：
# For each result of find call our script to run on the filename
# $ find . -name "*.md" -print0 | xargs -0 -I file ./prepend.sh file



# Given a file path as an argument
# 1. get the file name
# 2. prepend template string to the top of the source file
# 3. resave original source file

filepath="$1"
file_name=$(basename "$filepath")

# Getting the file name (title)
md='.md'
title=${file_name%$md}

# Prepend front-matter to files
TEMPLATE="---
title: $title
---
"

echo "$TEMPLATE" | cat - "$filepath" > temp && mv temp "$filepath"