setup

#!/bin/bash

set -euo pipefail

self="$(readlink -f "${BASH_SOURCE[0]}")"

run() { echo "$1"; eval "$1"; }
error() { echo; echo -e "\033[1m\033[0;31m$1\033[0m"; }
header() { echo; echo -e "\033[1m\033[0;32m$1\033[0m"; }
im_root() { [[ $EUID -eq 0 ]]; }
is_macos() { [[ $OSTYPE == 'darwin'* ]]; }
installed() { [ -x "$(command -v "$1")" ]; }
sudo_prefix() { [[ $EUID -eq 0 ]] && echo "" || echo "sudo "; }


if installed "apt"; then
    header "Installing Prerequisites"
    run "$(sudo_prefix)apt update 2>&1 >/dev/null"
    run "$(sudo_prefix)apt install -y -qq git fish curl"
elif installed "dnf"; then
    header "Installing Prerequisites"
    run "$(sudo_prefix)dnf -yq install git fish curl procps-ng"
fi


init_msg="Init chezmoi from current dir"
init_path="." 
if [ -z "$self" ]; then
    # When installing from curl there is no self
    init_msg="Init chezmoi from github repo"
    init_path="martynovs"
fi

if ! installed "chezmoi"; then
    export BINDIR=~/.local/bin
    header "$init_msg"
    sh -c "$(curl -fLs get.chezmoi.io)" -- init --apply "$init_path"
fi


header "Configuring fish shell"
shell=$(command -v fish)
if ! grep -q "$shell" /etc/shells; then
  run "echo \"$shell\" | $(sudo_prefix)tee -a /etc/shells"
fi

if [[ "$SHELL" != "$shell" ]]; then
  if sudo -n true 2>/dev/null; then
    run "sudo chsh -s $shell $(whoami)"
  else
    run "chsh -s $shell"
  fi
fi

if [ -t 0 ]; then
  header "Install fish plugins"
  # this works only in interactive mode
  run "fish -c 'curl -sL https://raw.githubusercontent.com/jorgebucaran/fisher/main/functions/fisher.fish | source && fisher update >/dev/null'"
  exec fish
else
  echo "Please manually install fish plugins before running fish shell"
  echo "fish -c 'curl -sL https://raw.githubusercontent.com/jorgebucaran/fisher/main/functions/fisher.fish | source && fisher update'"
  echo "After installation of plugins you can run: fish"
fi