#!/bin/bash
XL_PRODUCT="Simple Note System"
XL_VER="v2.1"

#Environment
SNS_STORE="$HOME/.local/sns"
SNS_KEYFILE="$SNS_STORE/.pubkey"
SNS_DEPS=("gpg" "tree" "git")

declare -f sns_checkDeps      # Checks the system for dependencies
declare -f sns_initStore      # Initializes the SNS Store                             ( -i)
declare -f sns_printHelp      # Prints help page                                      ( -h)
declare -f sns_list           # Lists all notes in `tree` format                      (  *)
declare -f sns_create         # Creates note; calls sns_edit()                        ( -c)
declare -f sns_edit           # Decrypts note to /tmp, calls editor, re-encrypts note ( -e)
declare -f sns_print          # Prints note to stdout                                 ( -p)
declare -f sns_rm             # Deletes note from store                               ( -d)
declare -f sns_gitPassthrough # Passes through all instructions to git                (git)

function sns_checkDeps(){
  for DEP in "${SNS_DEPS[@]}"; do
    if test  ! -e "$(which gpg 2>/dev/null)"; then
      echo "Dependency missing: $DEP"
    fi
  done
}
function sns_initStore(){
  mkdir -p "$SNS_STORE"
  mkdir -p "$SNS_STORE/notes"
  echo "$1" > "$SNS_KEYFILE"
}
function sns_printHelp(){
  printf "%s" "Import helpfile from sns v2"
}
function sns_list(){
  tree -C --noreport "$1"
}
function sns_create(){
  gpg -r "$SNS_PUBKEY" -o "$1" < /dev/null
  sns_edit "$1"
}
function sns_print(){
  gpg -d "$1"
}
function sns_rm(){
  rm -f "$1"
}
function sns_gitPassthrough(){
  git "$@"
}
# Entry Point
printf "%s\n%s\n" "$XL_PRODUCT" "$XL_VER"
while getopts ":ihc:e:p:d:git:" OPT; do
  case "$OPT" in
    *)
      if [ -d "$SNS_STORE/notes/$OPTARG" ]; then
        sns_list "$SNS_STORE/notes/$OPTARG"
      else
        sns_list "$SNS_STORE/notes/*"
      fi
      ;;
    esac
done