install.sh

#!/usr/bin/env bash
# claude-sync installer
# Usage: curl -fsSL https://raw.githubusercontent.com/SamTerces/claude-sync/main/install.sh | bash

set -euo pipefail

REPO="SamTerces/claude-sync"
RAW="https://raw.githubusercontent.com/${REPO}/main"
SKILLS_DIR="${HOME}/.claude/skills/claude-sync"
BIN_DIR="${HOME}/.local/bin"
VERSION="1.0.0"

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

info()    { echo -e "${CYAN}→${NC} $*"; }
ok()      { echo -e "${GREEN}✓${NC} $*"; }
err()     { echo -e "${RED}✗${NC} $*" >&2; exit 1; }
bold()    { echo -e "${BOLD}$*${NC}"; }
dim()     { echo -e "${DIM}$*${NC}"; }

fetch() {
  local url="$1" dst="$2"
  if command -v curl &>/dev/null; then
    curl -fsSL "${url}" -o "${dst}"
  elif command -v wget &>/dev/null; then
    wget -qO "${dst}" "${url}"
  else
    err "Neither curl nor wget found. Install one and retry."
  fi
}

check_deps() {
  command -v git &>/dev/null || err "git is required. Install: https://git-scm.com"
  command -v claude &>/dev/null || {
    echo ""
    echo -e "${RED}⚠${NC}  Claude Code not found."
    dim  "  Install it from: https://claude.ai/code"
    echo ""
    exit 1
  }
}

install_skill() {
  info "Downloading skill files..."
  mkdir -p "${SKILLS_DIR}/scripts" "${SKILLS_DIR}/references"

  fetch "${RAW}/skills/claude-sync/SKILL.md"     "${SKILLS_DIR}/SKILL.md"
  fetch "${RAW}/skills/claude-sync/REFERENCE.md" "${SKILLS_DIR}/REFERENCE.md"
  fetch "${RAW}/skills/claude-sync/EXAMPLES.md"  "${SKILLS_DIR}/EXAMPLES.md"

  fetch "${RAW}/skills/claude-sync/scripts/sync.sh"                     "${SKILLS_DIR}/scripts/sync.sh"
  fetch "${RAW}/skills/claude-sync/references/merge-strategy.md"        "${SKILLS_DIR}/references/merge-strategy.md"
  fetch "${RAW}/skills/claude-sync/references/conflict-resolution.md"   "${SKILLS_DIR}/references/conflict-resolution.md"
  fetch "${RAW}/skills/claude-sync/references/security.md"              "${SKILLS_DIR}/references/security.md"

  chmod +x "${SKILLS_DIR}/scripts/sync.sh"
  ok "Skill installed → ${SKILLS_DIR}/"
}

install_bin() {
  info "Installing CLI..."
  mkdir -p "${BIN_DIR}"
  cat > "${BIN_DIR}/claude-sync" <<EOF
#!/usr/bin/env bash
exec "${SKILLS_DIR}/scripts/sync.sh" "\$@"
EOF
  chmod +x "${BIN_DIR}/claude-sync"
  ok "CLI installed → ${BIN_DIR}/claude-sync"
}

ensure_path() {
  echo "${PATH}" | grep -q "${BIN_DIR}" && return
  local rc
  case "${SHELL}" in
    */zsh)  rc="${HOME}/.zshrc" ;;
    */fish) rc="${HOME}/.config/fish/config.fish" ;;
    *)      rc="${HOME}/.bashrc" ;;
  esac
  printf '\n# claude-sync\nexport PATH="${HOME}/.local/bin:${PATH}"\n' >> "${rc}"
  echo -e "${CYAN}→${NC}  Added ${BIN_DIR} to PATH in ${rc}"
  echo -e "${DIM}   Run: source ${rc}${NC}"
}

verify() {
  local v; v=$("${BIN_DIR}/claude-sync" version 2>/dev/null || echo "unknown")
  ok "Verified: ${v}"
}

main() {
  echo ""
  bold "  claude-sync v${VERSION}"
  dim  "  Sync your Claude brain across machines and teammates"
  echo ""

  check_deps
  install_skill
  install_bin
  ensure_path
  verify

  echo ""
  printf "${GREEN}┌%s┐${NC}\n"  "─────────────────────────────────────────────"
  printf "${GREEN}│${NC}  ${BOLD}%-43s${NC}${GREEN}│${NC}\n" "claude-sync installed"
  printf "${GREEN}├%s┤${NC}\n"  "─────────────────────────────────────────────"
  printf "${GREEN}│${NC}  %-43s${GREEN}│${NC}\n" ""
  printf "${GREEN}│${NC}  %-43s${GREEN}│${NC}\n" "1. claude-sync init <git-remote-url>"
  printf "${GREEN}│${NC}  %-43s${GREEN}│${NC}\n" "2. claude-sync push"
  printf "${GREEN}│${NC}  %-43s${GREEN}│${NC}\n" "3. On another machine: claude-sync pull"
  printf "${GREEN}│${NC}  %-43s${GREEN}│${NC}\n" ""
  printf "${GREEN}│${NC}  %-43s${GREEN}│${NC}\n" "Inside Claude Code: /sync push"
  printf "${GREEN}│${NC}  %-43s${GREEN}│${NC}\n" ""
  printf "${GREEN}└%s┘${NC}\n"  "─────────────────────────────────────────────"
  echo ""
}

main "$@"