#!/usr/bin/env bash

set -e

MAN_LOCATION="man/man1"
MAN7_LOCATION="man/man7"
POSTS_LOCATION="_posts"


function checkout_manuals {
  git checkout master "$MAN_LOCATION"
  git checkout master "$MAN7_LOCATION"

  # rm -f $MAN_LOCATION/*.1
}


function copy_to_posts {
  # Cleaning old files:
  rm -f "$POSTS_LOCATION/*.md"
  rm -rf "$POSTS_LOCATION"
  mkdir -p "$POSTS_LOCATION"

  # Moving new command files:
  local timestamp
  local current_date

  timestamp=$(date "+%Y-%m-%d %H:%M:%S %z")
  current_date=$(date "+%Y-%m-%d")

  # Creating command refernce:
  for com in $MAN_LOCATION/git-secret-*.1.ronn; do
    local short_name
    short_name=$(echo "$com" | sed -n "s|$MAN_LOCATION/\(.*\)\.1\.ronn|\1|p")
    local command_header="---
layout: post
title:  '${short_name}'
date:   ${timestamp}
permalink: ${short_name}
categories: command
---"

    local post_filename="$POSTS_LOCATION/${current_date}-${short_name}.md"
    echo "$command_header" > "$post_filename"
    cat "$com" >> "$post_filename"
  done

  # Creating main usage file:
  local usage_header="---
layout: post
title:  'git-secret'
date:   ${timestamp}
permalink: git-secret
categories: usage
---"
  local usage_filename="$POSTS_LOCATION/${current_date}-git-secret.md"
  echo "$usage_header" > "$usage_filename"
  cat "$MAN7_LOCATION/git-secret.7.ronn" >> "$usage_filename"
}

checkout_manuals
copy_to_posts