#
# macOS Specific
#

# Aliases
alias o="open"
alias flush_dns="dscacheutil -flushcache"
alias open_ports="sudo lsof -i -Pn | grep LISTEN"

# Open man page in Preview.
pman() {
  man -t "${1}" | open -f -a /Applications/Preview.app
}

# Fix wifi issues on OS X 10.10.x Yosemite.
#  - from: https://medium.com/@mariociabarra/wifried-ios-8-wifi-performance-issues-3029a164ce94
alias fix_wifi="sudo ifconfig awdl0 down"
alias unfix_wifi="sudo ifconfig awdl0 up"

# Disable the system built-in cmd+ctrl+d global hotkey to lookup word in
# dictionary on OS X. Must reboot after running.
#  - from: ://apple.stackexchange.com/a/114269
osx-disable-lookup-word-hotkey() {
  defaults write com.apple.symbolichotkeys AppleSymbolicHotKeys -dict-add 70 \
    '<dict><key>enabled</key><false/></dict>'
  echo "Command-Control-D hotkey disabled. Please reboot to take effect."
}

# Disable low-priority throttle for background tasks. Helps speed to up initial
# Time Machine backup. But do remember to re-enable when done.
#  - from: https://osxdaily.com/2016/04/17/speed-up-time-machine-by-removing-low-process-priority-throttling/
alias osx-disable-lowpri-throttle='sudo sysctl debug.lowpri_throttle_enabled=0'
alias osx-enable-lowpri-throttle='sudo sysctl debug.lowpri_throttle_enabled=1'

#
# Power management
#

# Set all relevant power management settings to force the machine to save a
# sleep image and immediately enter "standby" along with FileVault destroying
# disk decryption keys.
pm-hibernate() {
  sudo pmset -a hibernatemode 25
  sudo pmset -a standby 1
  sudo pmset -a standbydelayhigh 0
  sudo pmset -a standbydelaylow 0
  sudo pmset -a autopoweroffdelay 0
  sudo pmset -a destroyfvkeyonstandby 1
}

# Restore all settings modified by pm-hibernate to their defaults, effectively
# restoring default sleep behavior for macOS laptops.
pm-safesleep() {
  sudo pmset -a hibernatemode 3
  sudo pmset -a standbydelayhigh 86400
  sudo pmset -a standbydelaylow 0
  sudo pmset -a autopoweroffdelay 28800
  sudo pmset -a destroyfvkeyonstandby 0
}

# Trigger hibernation now.
hibernate() {
  pm-hibernate
  sudo pmset sleepnow
}

# Trigger a safe-sleep now.
safesleep() {
  pm-safesleep
  sudo pmset sleepnow
}