#!/usr/bin/env bash
# Nitpicker one-liner installer.
#   curl -fsSL https://nitpicker.dev/install | bash
set -euo pipefail

REPO_URL="${NITPICKER_REPO:-https://github.com/sagivo/nitpicker.git}"
INSTALL_DIR="${NITPICKER_HOME:-$HOME/nitpicker}"
BRANCH="${NITPICKER_BRANCH:-main}"

BOLD=$'\033[1m'
DIM=$'\033[2m'
GREEN=$'\033[0;32m'
CYAN=$'\033[0;36m'
RED=$'\033[0;31m'
RESET=$'\033[0m'

info() { printf "%s→%s %s\n" "$CYAN" "$RESET" "$*"; }
ok()   { printf "%s✓%s %s\n" "$GREEN" "$RESET" "$*"; }
die()  { printf "%serror:%s %s\n" "$RED" "$RESET" "$*" >&2; exit 1; }
have() { command -v "$1" >/dev/null 2>&1; }

# curl|bash feeds the script on stdin. Do NOT exec </dev/tty here:
# -r/-w on /dev/tty only check device-node perms; open can still fail
# with "Device not configured" (no controlling TTY) and set -e aborts.
# scripts/install.sh reads prompts from /dev/tty itself when available.

printf "\n%s nitpicker %s\n\n" "$BOLD" "$RESET"

# ── prerequisites ───────────────────────────────────────────────────

have git || die "git is required (https://git-scm.com)"
have curl || die "curl is required"

# ── clone / update ──────────────────────────────────────────────────

if [[ -d "$INSTALL_DIR/.git" ]]; then
  info "updating ${INSTALL_DIR}"
  git -C "$INSTALL_DIR" fetch --quiet origin "$BRANCH" 2>/dev/null || true
  if git -C "$INSTALL_DIR" rev-parse --verify "origin/${BRANCH}" >/dev/null 2>&1; then
    git -C "$INSTALL_DIR" checkout --quiet "$BRANCH" 2>/dev/null || true
    git -C "$INSTALL_DIR" pull --ff-only --quiet origin "$BRANCH" 2>/dev/null || true
  fi
  ok "repo ready"
elif [[ -e "$INSTALL_DIR" ]]; then
  die "${INSTALL_DIR} exists but is not a git repo — move it or set NITPICKER_HOME"
else
  info "cloning into ${INSTALL_DIR}"
  git clone --depth 1 --branch "$BRANCH" "$REPO_URL" "$INSTALL_DIR" \
    || git clone --depth 1 "$REPO_URL" "$INSTALL_DIR" \
    || die "clone failed: $REPO_URL"
  ok "cloned"
fi

cd "$INSTALL_DIR"

if [[ ! -f scripts/install.sh ]]; then
  die "scripts/install.sh missing — is this the nitpicker repo?"
fi

chmod +x scripts/install.sh scripts/deploy.sh scripts/deploy-worker.sh 2>/dev/null || true
chmod +x scripts/create-github-app.mjs scripts/update-webhook.mjs 2>/dev/null || true

# ── hand off to the setup wizard ────────────────────────────────────

info "starting setup wizard…"
echo
exec bash scripts/install.sh "$@"