setup

#!/usr/bin/env bash

# script/setup: Set up system for the first time after cloning

set -euo pipefail
IFS=$'\n\t'

setup () {
    cd "$(dirname "$0")/.."

    bootstrap
    msg_header "==> script/setup"

    setup_secure_files
    setup_rc
    setup_shell
    setup_iterm
    setup_emacs
    setup_asdf
    setup_hosts
}

setup_secure_files () {
    msg_info "==> Setting up secure files"

    if [ -d "${dot_dir}/local" ]; then return; fi

    ln -s "$(config_get secure_dir)" "${dot_dir}/local"
}

setup_rc () {
    msg_info "==> Setting up RC files"

    # Set this repo as the source directory.
    echo "DOTFILES_DIRS=\"${dot_dir}\"" >> ./rcrc

    env RCRC="${dot_dir}/rcrc" rcup
}

setup_shell () {
    msg_info "==> Setting up shell"
    local shell_bin
    shell_bin=$(config_get shell_bin)
    local shells="/etc/shells"

    if [ "${SHELL}" = "${shell_bin}" ]; then
        msg_info "default shell configured (${shell_bin})"
        return
    fi

    if [ ! -f "${shell_bin}" ]; then
        msg_error "${shell_bin} does not exist!"
        exit 1
    fi

    if ! file_contains "${shells}" "${shell_bin}"; then
        echo "${shell_bin}" >> sudo tee -a "${shells}" > /dev/null
    fi

    sudo chsh -s "${shell_bin}"
    msg_info "default shell configured (${shell_bin}) ...restart required"
}

setup_iterm () {
    msg_info "==> Setting up iTerm2 preferences"
    local dir
    local plist
    plist="com.googlecode.iterm2.plist"

    # Specify the preferences directory
    dir="$(pwd)/iTerm2"
    defaults write "${plist}" PrefsCustomFolder -string "${dir}"

    # Tell iTerm2 to use the custom preferences in the directory
    defaults write "${plist}" LoadPrefsFromCustomFolder -bool true
}

setup_emacs () {
    msg_info "==> Setting up Emacs"
    local work_dir

    msg_info "==> Building elixir language server"
    work_dir=$(pwd)
    ghq get elixir-lsp/elixir-ls
    cd "$(ghq list -p elixir-lsp/elixir-ls)"
    mix deps.get
    mix compile
    mix elixir_ls.release -o release
    cd "${work_dir}"

    msg_info "==> Setting up emacs variants"
    ghq get plexus/chemacs
    "$(ghq list -p plexus/chemacs)"/install.sh

    ghq get hlissner/doom-emacs
    "$(ghq list -p hlissner/doom-emacs)"/bin/doom sync
    "$(ghq list -p hlissner/doom-emacs)"/bin/doom doctor

    ghq get syl20bnr/spacemacs
}

setup_asdf () {
    msg_info "==> Setting up global tools"
    less asdf-plugins | xargs -n 1 asdf plugin add

    asdf install
}

setup_hosts () {
    msg_info "==> Setting up hosts"

    sudo hostile load "$(config_get secure_dir)/hosts"
}

if ! (return 0 2>/dev/null); then
    script_dir=$(cd "$(dirname "${BASH_SOURCE[0]}")" &>/dev/null && pwd -P)
    dot_dir=$(dirname "$script_dir")
    # shellcheck source=./bootstrap
    source "${script_dir}/bootstrap"
    setup "$@"
fi