#!/usr/bin/env bash
# commands/proxy.command.sh
#
# Manages the reverse proxy service.
#
# Usage:
#   dx proxy start    — start the proxy
#   dx proxy stop     — stop the proxy
#   dx proxy restart  — restart the proxy
#   dx proxy status   — show proxy status
#   dx proxy logs     — tail proxy logs

# ============================================
# Lifecycle
# ============================================

function cmd::proxy::on_load() {
  flag::register --debug
}

# ============================================
# Public entrypoint
# ============================================

function cmd::proxy::run() {
  local subcmd="${1:-help}"
  shift || true

  case "$subcmd" in
    start)   cmd::proxy::start   "$@" ;;
    stop)    cmd::proxy::stop    "$@" ;;
    restart) cmd::proxy::restart "$@" ;;
    status)  cmd::proxy::status  "$@" ;;
    logs)    cmd::proxy::logs    "$@" ;;
    help)    cmd::proxy::help ;;
    *)
      log::error "Unknown subcommand: '${subcmd}'"
      cmd::proxy::help
      return 1
      ;;
  esac
}

# ============================================
# Help
# ============================================

function cmd::proxy::help() {
  cat <<EOF
Usage: dx proxy <subcommand>

Manages the reverse proxy service (${PROXY_SERVICE}).

Subcommands:
  start      Start the proxy
  stop       Stop the proxy
  restart    Restart the proxy
  status     Show proxy status
  logs       Tail proxy logs

Examples:
  dx proxy start
  dx proxy stop
  dx proxy restart
  dx proxy status
  dx proxy logs
EOF
}

# ============================================
# Subcommands
# ============================================

function cmd::proxy::start() {
  if proxy::running; then
    log::info "Proxy (${PROXY_SERVICE}) is already running"
    return 0
  fi

  log::info "Starting proxy (${PROXY_SERVICE})..."
  proxy::start
  log::success "Proxy started"
}

function cmd::proxy::stop() {
  if ! proxy::running; then
    log::info "Proxy (${PROXY_SERVICE}) is not running"
    return 0
  fi

  log::info "Stopping proxy (${PROXY_SERVICE})..."
  proxy::stop
  log::success "Proxy stopped"
}

function cmd::proxy::restart() {
  log::info "Restarting proxy (${PROXY_SERVICE})..."
  proxy::restart
  log::success "Proxy restarted"
}

function cmd::proxy::status() {
  printf "\n"
  printf "%-20s %s\n" "Service:"  "${PROXY_SERVICE}"
  printf "%-20s %s\n" "Network:"  "${PROXY_NETWORK}"
  printf "%-20s %s\n" "Driver:"   "$(proxy::driver)"
  printf "%-20s " "Status:"

  if proxy::running; then
    echo "✓  running"
  else
    echo "⚠️  stopped"
  fi

  printf "\n"
}

function cmd::proxy::logs() {
  log::info "Tailing proxy logs (${PROXY_SERVICE})..."
  proxy::logs
}