From bf71fa61749e19e87342889f56d60ee2eecb8723 Mon Sep 17 00:00:00 2001
From: Tri Vo Khac <git@trivk.dev>
Date: Thu, 16 Jul 2026 17:44:43 +0700
Subject: [PATCH] feat(swiftbar): add Homebrew updates plugin

---
 swiftbar/.config/swiftbar/brew.1d.zsh | 320 ++++++++++++++++++++++++++
 1 file changed, 320 insertions(+)
 create mode 100755 swiftbar/.config/swiftbar/brew.1d.zsh

diff --git a/swiftbar/.config/swiftbar/brew.1d.zsh b/swiftbar/.config/swiftbar/brew.1d.zsh
new file mode 100755
index 0000000..54dc90d
--- /dev/null
+++ b/swiftbar/.config/swiftbar/brew.1d.zsh
@@ -0,0 +1,320 @@
+#!/usr/bin/env zsh
+
+# <xbar.title>Homebrew Updates</xbar.title>
+# <xbar.version>v1.0.0</xbar.version>
+# <xbar.author>trivk</xbar.author>
+# <xbar.desc>Checks Homebrew daily and offers manual or automatic upgrades.</xbar.desc>
+# <xbar.dependencies>zsh,brew</xbar.dependencies>
+
+set -u
+
+PATH="/opt/homebrew/bin:/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin"
+export HOMEBREW_NO_UPGRADE_AUTO_UPDATES_CASKS=1
+PLUGIN_PATH="${0:A}"
+
+BREW_BIN="${BREW_BIN:-$(command -v brew 2>/dev/null || true)}"
+CACHE_DIR="${HOME}/Library/Caches/SwiftBarBrewUpdates"
+STATE_DIR="${HOME}/Library/Application Support/SwiftBarBrewUpdates"
+FORMULAE_FILE="${CACHE_DIR}/outdated-formulae"
+CASKS_FILE="${CACHE_DIR}/outdated-casks"
+CHECKED_AT_FILE="${CACHE_DIR}/checked-at"
+ERROR_FILE="${CACHE_DIR}/last-error"
+MANUAL_CHECK_FILE="${CACHE_DIR}/manual-check-running"
+AUTO_FILE="${STATE_DIR}/auto-upgrade-enabled"
+LOG_FILE="${STATE_DIR}/upgrade.log"
+LOCK_DIR="${CACHE_DIR}/check.lock"
+CHECK_INTERVAL_SECONDS=86400
+
+mkdir -p "${CACHE_DIR}" "${STATE_DIR}"
+
+escape_swiftbar() {
+  printf '%s' "$1" | sed 's/|/\\|/g'
+}
+
+escape_attribute() {
+  printf '%s' "$1" | sed 's/\\/\\\\/g; s/"/\\"/g; s/|/\\|/g'
+}
+
+is_auto_enabled() {
+  [ -f "${AUTO_FILE}" ]
+}
+
+is_manual_check_running() {
+  [ -f "${MANUAL_CHECK_FILE}" ]
+}
+
+refresh_plugin() {
+  plugin_name="${PLUGIN_PATH:t}"
+  /usr/bin/open -g "swiftbar://refreshplugin?name=${plugin_name}" >/dev/null 2>&1 || true
+}
+
+start_manual_check() {
+  is_manual_check_running && return 0
+
+  touch "${MANUAL_CHECK_FILE}"
+  nohup "${PLUGIN_PATH}" --check-now-worker >/dev/null 2>&1 &
+}
+
+run_manual_check_worker() {
+  rm -f "${CHECKED_AT_FILE}"
+  perform_daily_check
+  check_status=$?
+  rm -f "${MANUAL_CHECK_FILE}"
+  refresh_plugin
+  return "${check_status}"
+}
+
+write_error() {
+  printf '%s\n' "$1" > "${ERROR_FILE}"
+}
+
+clear_error() {
+  rm -f "${ERROR_FILE}"
+}
+
+record_check_time() {
+  date +%s > "${CHECKED_AT_FILE}"
+}
+
+collect_outdated() {
+  if ! "${BREW_BIN}" outdated --formula --quiet > "${FORMULAE_FILE}.tmp" 2> "${ERROR_FILE}.tmp"; then
+    write_error "$(tail -n 1 "${ERROR_FILE}.tmp")"
+    rm -f "${FORMULAE_FILE}.tmp" "${ERROR_FILE}.tmp"
+    return 1
+  fi
+
+  if ! "${BREW_BIN}" outdated --cask --quiet > "${CASKS_FILE}.tmp" 2> "${ERROR_FILE}.tmp"; then
+    write_error "$(tail -n 1 "${ERROR_FILE}.tmp")"
+    rm -f "${FORMULAE_FILE}.tmp" "${CASKS_FILE}.tmp" "${ERROR_FILE}.tmp"
+    return 1
+  fi
+
+  mv "${FORMULAE_FILE}.tmp" "${FORMULAE_FILE}"
+  mv "${CASKS_FILE}.tmp" "${CASKS_FILE}"
+  rm -f "${ERROR_FILE}.tmp"
+  clear_error
+}
+
+run_upgrade_all() {
+  upgrade_mode="${1:-manual}"
+
+  {
+    printf '\n[%s] Starting Homebrew upgrade\n' "$(date '+%Y-%m-%d %H:%M:%S')"
+    if [ "${upgrade_mode}" = "auto" ]; then
+      "${BREW_BIN}" upgrade --yes
+    else
+      "${BREW_BIN}" update && "${BREW_BIN}" upgrade --yes
+    fi
+  } >> "${LOG_FILE}" 2>&1
+  upgrade_status=$?
+
+  collect_outdated || true
+  record_check_time
+  return "${upgrade_status}"
+}
+
+run_upgrade_one() {
+  package_name="$1"
+  package_type="$2"
+
+  case "${package_name}" in
+    *[!A-Za-z0-9@+._/-]*|'')
+      printf 'Invalid Homebrew package name: %s\n' "${package_name}" >&2
+      exit 2
+      ;;
+  esac
+
+  case "${package_type}" in
+    formula) type_flag="--formula" ;;
+    cask) type_flag="--cask" ;;
+    *)
+      printf 'Invalid package type: %s\n' "${package_type}" >&2
+      exit 2
+      ;;
+  esac
+
+  {
+    printf '\n[%s] Upgrading %s\n' "$(date '+%Y-%m-%d %H:%M:%S')" "${package_name}"
+    "${BREW_BIN}" upgrade --yes "${type_flag}" "${package_name}"
+  } >> "${LOG_FILE}" 2>&1
+  upgrade_status=$?
+
+  collect_outdated || true
+  record_check_time
+  return "${upgrade_status}"
+}
+
+perform_daily_check() {
+  if ! mkdir "${LOCK_DIR}" 2>/dev/null; then
+    return 0
+  fi
+  trap 'rmdir "${LOCK_DIR}" 2>/dev/null || true' EXIT
+
+  update_output="$("${BREW_BIN}" update 2>&1)"
+  update_status=$?
+  if [ "${update_status}" -ne 0 ]; then
+    write_error "$(printf '%s\n' "${update_output}" | tail -n 1)"
+    record_check_time
+    return 1
+  fi
+
+  collect_outdated || {
+    record_check_time
+    return 1
+  }
+  record_check_time
+
+  if is_auto_enabled && [ "$(outdated_count)" -gt 0 ]; then
+    run_upgrade_all auto
+  fi
+}
+
+check_is_due() {
+  [ ! -f "${CHECKED_AT_FILE}" ] && return 0
+
+  checked_at="$(cat "${CHECKED_AT_FILE}" 2>/dev/null || printf '0')"
+  case "${checked_at}" in
+    *[!0-9]*|'') return 0 ;;
+  esac
+
+  now="$(date +%s)"
+  [ $((now - checked_at)) -ge "${CHECK_INTERVAL_SECONDS}" ]
+}
+
+file_line_count() {
+  if [ -s "$1" ]; then
+    wc -l < "$1" | tr -d ' '
+  else
+    printf '0'
+  fi
+}
+
+outdated_count() {
+  formula_count="$(file_line_count "${FORMULAE_FILE}")"
+  cask_count="$(file_line_count "${CASKS_FILE}")"
+  printf '%s' $((formula_count + cask_count))
+}
+
+format_checked_at() {
+  if [ ! -f "${CHECKED_AT_FILE}" ]; then
+    printf 'Never'
+    return
+  fi
+
+  checked_at="$(cat "${CHECKED_AT_FILE}")"
+  date -r "${checked_at}" '+%Y-%m-%d %H:%M' 2>/dev/null || printf 'Unknown'
+}
+
+render_package_menu() {
+  package_file="$1"
+  package_type="$2"
+  heading="$3"
+
+  [ -s "${package_file}" ] || return 0
+
+  script_path="$(escape_attribute "${PLUGIN_PATH}")"
+  if [ "${package_type}" = "formula" ]; then
+    heading_symbol="shippingbox"
+    package_symbol="cube.box"
+  else
+    heading_symbol="macwindow"
+    package_symbol="app"
+  fi
+
+  printf '%s | sfimage=%s\n' "${heading}" "${heading_symbol}"
+  while IFS= read -r package_name; do
+    [ -n "${package_name}" ] || continue
+    safe_name="$(escape_swiftbar "${package_name}")"
+    printf -- '--%s | sfimage=%s bash="%s" param1=--upgrade-one param2=%s param3=%s terminal=false refresh=true\n' \
+      "${safe_name}" "${package_symbol}" "${script_path}" "${safe_name}" "${package_type}"
+  done < "${package_file}"
+}
+
+render_menu() {
+  count="$(outdated_count)"
+  checked_at="$(format_checked_at)"
+  script_path="$(escape_attribute "${PLUGIN_PATH}")"
+
+  if is_manual_check_running; then
+    printf '… | sfimage=arrow.triangle.2.circlepath sfcolor=#007AFF sfsize=14 tooltip="Checking Homebrew updates…"\n'
+  elif [ "${count}" -eq 0 ]; then
+    printf '0 | sfimage=shippingbox.fill sfcolor=#34C759 sfsize=14 tooltip="Homebrew is up to date"\n'
+  else
+    printf '%s | sfimage=shippingbox.fill sfcolor=#FF9500 sfsize=14 tooltip="%s Homebrew package(s) outdated"\n' "${count}" "${count}"
+  fi
+
+  printf -- '---\n'
+  printf 'Homebrew Updates | sfimage=shippingbox.fill sfcolor=#007AFF size=14\n'
+  printf -- '--Outdated: %s | sfimage=number.circle\n' "${count}"
+  printf -- '--Last check: %s | sfimage=clock\n' "${checked_at}"
+
+  if [ -s "${ERROR_FILE}" ]; then
+    error_message="$(escape_swiftbar "$(tail -n 1 "${ERROR_FILE}")")"
+    printf -- '--Last check failed: %s | sfimage=exclamationmark.triangle.fill sfcolor=#FF3B30 color=#FF3B30\n' "${error_message}"
+  fi
+
+  printf -- '---\n'
+  if is_auto_enabled; then
+    printf 'Auto upgrade | checked=true sfimage=arrow.triangle.2.circlepath sfcolor=#34C759 bash="%s" param1=--disable-auto terminal=false refresh=true\n' "${script_path}"
+  else
+    printf 'Auto upgrade | checked=false sfimage=arrow.triangle.2.circlepath sfcolor=#8E8E93 bash="%s" param1=--enable-auto terminal=false refresh=true\n' "${script_path}"
+  fi
+
+  if is_manual_check_running; then
+    printf 'Check for updates now | sfimage=arrow.clockwise disabled=true\n'
+  else
+    printf 'Check for updates now | sfimage=arrow.clockwise bash="%s" param1=--check-now terminal=false refresh=true\n' "${script_path}"
+  fi
+
+  if [ "${count}" -gt 0 ]; then
+    printf 'Upgrade all in background | sfimage=arrow.up sfcolor=#007AFF bash="%s" param1=--upgrade-all terminal=false refresh=true\n' "${script_path}"
+    printf -- '---\n'
+    render_package_menu "${FORMULAE_FILE}" formula 'Formulae'
+    render_package_menu "${CASKS_FILE}" cask 'Casks'
+  fi
+
+  if [ -f "${LOG_FILE}" ]; then
+    log_path="$(escape_attribute "${LOG_FILE}")"
+    printf -- '---\n'
+    printf 'Open upgrade log | sfimage=doc.text bash=/usr/bin/open param1="%s" terminal=false\n' "${log_path}"
+  fi
+}
+
+if [ -z "${BREW_BIN}" ]; then
+  printf '! | sfimage=exclamationmark.triangle.fill sfcolor=#FF3B30 color=#FF3B30\n'
+  printf -- '---\nHomebrew was not found in /opt/homebrew or /usr/local.\n'
+  exit 0
+fi
+
+case "${1:-}" in
+  --enable-auto)
+    touch "${AUTO_FILE}"
+    exit 0
+    ;;
+  --disable-auto)
+    rm -f "${AUTO_FILE}"
+    exit 0
+    ;;
+  --check-now)
+    start_manual_check
+    exit $?
+    ;;
+  --check-now-worker)
+    run_manual_check_worker
+    exit $?
+    ;;
+  --upgrade-all)
+    run_upgrade_all
+    exit $?
+    ;;
+  --upgrade-one)
+    run_upgrade_one "${2:-}" "${3:-}"
+    exit $?
+    ;;
+esac
+
+if check_is_due; then
+  perform_daily_check || true
+fi
+
+render_menu