#!/bin/env bash
# get current branch in git repo
git_status() {
    BRANCH="$(git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/\1/')"
    if [ ! "${BRANCH}" = "" ]; then
      STAT="$(parse_git_dirty)"
      if printf "%s" "$STAT" | grep -q -e '!' -e '?' -e '+' -e '>' -e 'x' -e '*'; then
        printf "%s[%s %s]%s" "$(red)" "$BRANCH" "$STAT" "$(ce)"
      else
        printf "%s[%s%s]%s" "$(green)" "$BRANCH" "$STAT" "$(ce)"
      fi
    fi
}
get_repo_basename() {
  basename "$(git rev-parse --show-toplevel)"
}

get_repo_owner() {
  REPO="$(basename "$(git rev-parse --show-toplevel)")"
  OWNER="$(basename "$(git rev-parse --show-toplevel | sed  s/"$REPO"//g)")"
  printf "%s" "$OWNER"
}

# get current status of git repo
parse_git_dirty() {
    status="$(git status 2>&1 | tee)"
    if [ "0" = "$(printf "%s" "${status}" 2> /dev/null | grep "Your branch is up to date with 'origin/main'" >/dev/null 2>&1; printf "%s" $?)" ]; then printf "%s" ""; fi # clean
    if [ "0" = "$(printf "%s" "${status}" 2> /dev/null | grep "modified:" >/dev/null 2>&1; printf "%s" $?)" ]; then printf "%s" "!"; fi # dirty
    if [ "0" = "$(printf "%s" "${status}" 2> /dev/null | grep "Untracked files" >/dev/null 2>&1; printf "%s" $?)" ]; then printf "%s" "?"; fi # untracked
    if [ "0" = "$(printf "%s" "${status}" 2> /dev/null | grep "new file:" >/dev/null 2>&1; printf "%s" $?)" ]; then printf "%s" "+"; fi # new files
    if [ "0" = "$(printf "%s" "${status}" 2> /dev/null | grep "renamed:" >/dev/null 2>&1; printf "%s" $?)" ]; then printf "%s" ">"; fi # renamed files
    if [ "0" = "$(printf "%s" "${status}" 2> /dev/null | grep "deleted:" >/dev/null 2>&1; printf "%s" $?)" ]; then printf "%s" "x"; fi # deleted files
    if [ "0" = "$(printf "%s" "${status}" 2> /dev/null | grep "Your branch is ahead of" >/dev/null 2>&1; printf "%s" $?)" ]; then printf "%s" "*"; fi # ahead of
}

encrypt_secrets() {
  workspace="$(git rev-parse --show-toplevel)";
  dir="$(pwd)";
  cd "$workspace" || return;
  while read -r file; do
    if [ -f "$file" ]; then
      if [ -f "$file.backup" ]; then
        rm -rf "$file.backup"
        cp "$file" "$file.backup"
      fi
      rm -rf "$file.age"
      age -e -R "$workspace"/age_recipients.txt -o "$file.age" "$file"
    fi
  done <secret_file_list.txt
  cd "$dir" || return;
}

decrypt_secrets() {
  workspace="$(git rev-parse --show-toplevel)";
  dir="$(pwd)";
  cd "$workspace" || return;
  while read -r file; do
    if [ -f "$file.age" ]; then
      printf "decrypting %s\n" "$file"
      rm -rf "$file"
      printf "%s" "$AGE_SECRET_KEY" | age -d -i - -o "$file" "$file.age"
    fi
  done <secret_file_list.txt
  cd "$dir" || return;
}

encrypt_file() {
  workspace="$(git rev-parse --show-toplevel)";
  dir="$(pwd)";
  printf "%s" "enter file to encrypt:";
  while read -r file; do
    if [ ! -f "$file" ]; then printf "%s" 'file not found'; exit 1; fi
    printf "encrypting %s as %s.age" "$file" "$file";
    if [ -f "$file.backup.age" ]; then
      if [ -f "$file.age" ]; then
        printf "found %s.backup.age, so saving %s.age as %s.backup.age" "$file" "$file" "$file"
        rm -f "$file.backup.age"
        cp "$file.age" "$file.backup.age"
      fi
    fi
    rm -f "$file.age"
    age -e -R "$workspace"/age_recipients.txt -o "$file.age" "$file";
    break;
  done <"${1:-/dev/stdin}"
}

# this clears out secrets and temp files that are only saved locally
clear_local() {
  echo "Removing secret files..."
  workspace="$(git rev-parse --show-toplevel)";
  dir="$(pwd)"
  cd "$workspace" || exit
  while read -r file; do
    if [ -f "$file" ]; then
      rm -rf "$file";
    fi
  done <secret_file_list.txt
  cd "$dir" || exit
  echo "removing tf cache..."
  while read -r file; do echo "removing $file..."; rm -rf "$file"; done <<<"$(find . -type d -name '.terraform')"
  while read -r file; do echo "removing $file..."; rm -rf "$file"; done <<<"$(find . -type f -name '.terraform.lock.hcl')"
}

# Function to recursively find shell script files
find_shell_scripts() {
  dir="$1"
  for file in "$dir"/*; do
    if [ -d "$file" ]; then
      # Skip .git and .terraform directories
      if [ "$(basename "$file")" != ".git" ] && [ "$(basename "$file")" != ".terraform" ]; then
        find_shell_scripts "$file"
      fi
    elif [ -f "$file" ]; then
      # Check if the file has a shebang line
      if head -n 1 "$file" | grep -q '^#!'; then
        echo "$file"
      fi
    fi
  done
}

shell_check() {
  workspace="$(git rev-parse --show-toplevel)";
  dir="$(pwd)";
  cd "$workspace" || return;
  while read -r file; do
    echo "checking $file..."
    shellcheck -x "$file"
  done <<<"$(grep -Rl -e '^#!' | grep -v '.terraform'| grep -v '.git')"
  cd "$dir" || return;
}

# ps1 color functions
# add colors like this `red`\$`ce` generates red '$' prompt
ps1_color_open() {
  red=$1
  green=$2
  blue=$3
  printf '\e[0;38;2;%s;%s;%sm' "$red" "$green" "$blue";
}

green() {
  ps1_color_open 0 254 0
}
red() {
  ps1_color_open 254 0 0
}
blue() {
  ps1_color_open 0 0 254
}
orange() {
  ps1_color_open 254 127 0
}
white() {
  ps1_color_open 254 254 254
}
yellow() {
  ps1_color_open 254 254 0
}

# color end
ce() {
  printf '\e[m'
}

reset_state() {
  # WARNING! This will delete all saved state and encrypt the state files back for saving
  echo "Removing state..."
  workspace="$(git rev-parse --show-toplevel)";
  dir="$(pwd)"
  cd "$workspace" || return;
  for lc in project prototypes servers; do
    cd "$workspace/$lc" || return;
    echo '{"version": 4,"serial": 3,"outputs": {},"resources": [],"check_results": null}' > terraform.tfstate
    rm -f terraform.tfstate.age
    age -e -R "$workspace/age_recipients.txt" -o terraform.tfstate.age terraform.tfstate
  done
  cd "$dir" || return;
}

ts(){
  stty cols 450
}

set_terminal_size(){
  row="$1"
  col="$2"
  if [ "$row" == "" ]; then row=70; fi
  if [ "$col" == "" ]; then col=300; fi
  stty rows "$row"
  stty cols "$col"
}

run_tests() {
  ./run_tests.sh "$@"
}

get_leftovers() {
  reg=$1
  id=$2
  for region in us-west-1 us-west-2 us-east-1 us-east-2; do
    if [ -n "$reg" ] && [ "$region" != "$reg" ]; then continue; fi
    echo "leftovers in $region:"
    if [ -n "$id" ]; then
      leftovers -d --iaas=aws --aws-region="$region" --filter="$id";
    else
      leftovers -d --iaas=aws --aws-region="$region" --filter="Owner:terraform";
    fi
  done
}