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path: root/dot_config/hypr/config/binds.lua
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local mainMod = "SUPER"

-- Quit Keys
hl.bind(mainMod .. " + Q", hl.dsp.window.close())
hl.bind(mainMod .. " + CTRL + Q", hl.dsp.exit())

-- Program keys
hl.bind(mainMod .. " + T", hl.dsp.exec_cmd(TERMINAL))
hl.bind(mainMod .. " + R", hl.dsp.exec_cmd(MENU))
hl.bind(mainMod .. " + B", hl.dsp.exec_cmd(BROWSER))
hl.bind(mainMod .. " + O", hl.dsp.exec_cmd(HYPRLOCK))
hl.bind(mainMod .. " + G", hl.dsp.exec_cmd(STEAM))
hl.bind(mainMod .. " + S",
  hl.dsp.exec_cmd("grim -o" .. MAIN_DISPLAY .. " \"${HOME}/screenshots/screenshot-$(date +%F-%T).png\""))
hl.bind(mainMod .. " + SHIFT + S", hl.dsp.exec_cmd("grim -g \"$(slurp)\" - | wl-copy"))

local function focus_hyprland(direction)
  hl.dispatch(hl.dsp.focus({ direction = direction }))
end

local function is_direct_nvim(title)
  title = (title or ""):lower()

  return title:find("^nvim")
      or title:find(" - nvim", 1, true)
      or title:find("^vim")
      or title:find(" - vim", 1, true)
end

local function ask_direct_nvim(win, direction)
  local runtime_dir = os.getenv("XDG_RUNTIME_DIR") or "/tmp"

  local socket_path = string.format(
    "%s/nvim-hypr-nav-%x.sock",
    runtime_dir,
    tostring(win.stable_id)
  )

  local handle = io.popen(string.format(
    "printf 'nav:%s\\n' | socat -T 0.25 -,ignoreeof UNIX-CONNECT:%s 2>/dev/null",
    direction,
    socket_path
  ))

  if not handle then
    return false
  end

  local response = handle:read("*a")
  handle:close()

  return response:find("success", 1, true) ~= nil
end

local function ask_tmux(win, direction)
  local pid = tonumber(win.pid)

  if not pid then
    return false
  end

  local helper = (os.getenv("HOME") or "")
      .. "/.config/hypr/scripts/tmux-smart-nav"

  local handle = io.popen(string.format("%s %s %d", helper, direction, pid))

  if not handle then
    return false
  end

  local result = handle:read("*a")
  handle:close()

  return result:find("handled", 1, true) ~= nil
end

local function smart_nav(direction)
  return function()
    local win = hl.get_active_window()

    if not win then
      return
    end

    if win.class ~= "com.mitchellh.ghostty" then
      focus_hyprland(direction)
      return
    end

    local title = (win.title or ""):lower()

    if ask_tmux(win, direction) then
      return
    end

    -- Herdr now uses changing window titles. The helper checks whether its
    -- foreground client belongs to this terminal before attempting navigation.
    local pid = tonumber(win.pid)
    if pid then
      local helper = (os.getenv("HOME") or "")
          .. "/.config/hypr/scripts/herdr-smart-nav"
      local handle = io.popen(string.format("%q %s %d", helper, direction, pid))

      if handle then
        local result = handle:read("*a"):match("^%s*(.-)%s*$")
        handle:close()

        if result == "handled" then
          return
        elseif result == "hyprland" then
          focus_hyprland(direction)
          return
        end
      end
    end

    if is_direct_nvim(title) and ask_direct_nvim(win, direction) then
      return
    end

    focus_hyprland(direction)
  end
end

local movement_keys = {
  H = "left",
  L = "right",
  J = "down",
  K = "up"
}

for key, dir in pairs(movement_keys) do
  hl.bind(mainMod .. " + " .. key, smart_nav(dir))
end

hl.bind(mainMod .. " + SHIFT + H", hl.dsp.window.move({ direction = "left" }))
hl.bind(mainMod .. " + SHIFT + L", hl.dsp.window.move({ direction = "right" }))
hl.bind(mainMod .. " + SHIFT + J", hl.dsp.window.move({ direction = "down" }))
hl.bind(mainMod .. " + SHIFT + K", hl.dsp.window.move({ direction = "up" }))

hl.bind(mainMod .. " + CTRL + H", hl.dsp.window.resize({ x = -10, y = 0, relative = true }), { repeating = true })
hl.bind(mainMod .. " + CTRL + L", hl.dsp.window.resize({ x = 10, y = 0, relative = true }), { repeating = true })
hl.bind(mainMod .. " + CTRL + J", hl.dsp.window.resize({ x = 0, y = -10, relative = true }), { repeating = true })
hl.bind(mainMod .. " + CTRL + K", hl.dsp.window.resize({ x = 0, y = 10, relative = true }), { repeating = true })

for i = 1, 10 do
  local key = i % 10
  hl.bind(mainMod .. " + " .. key, hl.dsp.focus({ workspace = i }))
  hl.bind(mainMod .. " + SHIFT + " .. key, hl.dsp.window.move({ workspace = i }))
end

-- Resize Keys
hl.bind(mainMod .. " + F", hl.dsp.window.fullscreen({ action = "toggle" }))
hl.bind(mainMod .. " + v", hl.dsp.window.float())
hl.bind(mainMod .. " + mouse:272", hl.dsp.window.drag(), { mouse = true })
hl.bind(mainMod .. " + mouse:273", hl.dsp.window.resize(), { mouse = true })

-- Multimedia Keys
hl.bind("XF86AudioRaiseVolume", hl.dsp.exec_cmd("wpctl set-volume @DEFAULT_AUDIO_SINK@ 5%+"),
  { locked = true, repeating = true })
hl.bind("XF86AudioLowerVolume", hl.dsp.exec_cmd("wpctl set-volume @DEFAULT_AUDIO_SINK@ 5%-"),
  { locked = true, repeating = true })
hl.bind("XF86AudioMute", hl.dsp.exec_cmd("wpctl set-mute @DEFAULT_AUDIO_SINK@ toggle"))
hl.bind("XF86AudioPlay", hl.dsp.exec_cmd("playerctl play-pause"), { locked = true })
hl.bind("XF86AudioNext", hl.dsp.exec_cmd("playerctl next"), { locked = true })
hl.bind("XF86AudioPrev", hl.dsp.exec_cmd("playerctl previous"), { locked = true })

-- hl.bind("code:51", hl.dsp.pass({ window = "class:^([Dd]iscord)$" }), { non_consuming = true })