#!/usr/bin/env bash
# Setup script for zainudinnoori/gitmanual on macOS, from https://gitmanual.com/zainudinnoori/gitmanual
# Read it before you run it: the commands come from the repo's own README and files.
# Run: bash setup.sh
set -eo pipefail
trap 'echo "Setup stopped at the step above. Steps and fixes: https://gitmanual.com/zainudinnoori/gitmanual" >&2' ERR
step() { printf '\n\033[1m==> %s\033[0m\n' "$1"; }
have() { command -v "$1" >/dev/null 2>&1; }
# Installers put programs here; make them usable right away.
export PATH="$HOME/.local/share/mise/shims:$HOME/.cargo/bin:$HOME/.local/bin:$HOME/.deno/bin:$HOME/.bun/bin:$PATH"
# nvm is a shell function, so load it into this script when it's installed.
export NVM_DIR="${NVM_DIR:-$HOME/.nvm}"
load_nvm() { [ -s "$NVM_DIR/nvm.sh" ] && . "$NVM_DIR/nvm.sh" || { have brew && [ -s "$(brew --prefix nvm 2>/dev/null)/nvm.sh" ] && mkdir -p "$NVM_DIR" && . "$(brew --prefix nvm)/nvm.sh"; }; }
have_nvm() { load_nvm >/dev/null 2>&1; type nvm >/dev/null 2>&1; }

step '1/4 Clone the repository'
[ -d 'gitmanual' ] || git clone https://github.com/zainudinnoori/gitmanual.git
cd 'gitmanual'

step '2/4 Install the required runtimes'
# Node.js >=20.9
# needs nvm: brew install nvm (or https://github.com/nvm-sh/nvm)
if have_nvm; then nvm install --lts; elif have node; then echo "nvm not found: using Node $(node -v)"; else echo "Needs Node.js: install nvm from https://github.com/nvm-sh/nvm" >&2; exit 1; fi

step '3/4 Configure environment variables'
# Optional, add them when you need them: GITHUB_TOKEN, TURSO_AUTH_TOKEN, ANTHROPIC_API_KEY, FB_PAGE_TOKEN, CRON_SECRET
[ -f .env.local ] || cp .env.example .env.local

step '4/4 Install dependencies'
npm ci

echo 'Set up zainudinnoori/gitmanual.'
echo 'Optional, add them when you need them: GITHUB_TOKEN, TURSO_AUTH_TOKEN, ANTHROPIC_API_KEY, FB_PAGE_TOKEN, CRON_SECRET'
echo 'Next, from the project folder:'
echo '  npm run dev'
echo 'Manual: https://gitmanual.com/zainudinnoori/gitmanual'