local wezterm = require "wezterm"
local act = wezterm.action

local function isViProcess(pane)
    -- get_foreground_process_name On Linux, macOS and Windows,
    -- the process can be queried to determine this path. Other operating systems
    -- (notably, FreeBSD and other unix systems) are not currently supported
    return pane:get_foreground_process_name():find "n?vim" ~= nil
    -- return pane:get_title():find("n?vim") ~= nil
end

local function conditionalActivatePane(window, pane, pane_direction, vim_direction)
    if isViProcess(pane) then
        window:perform_action(
            -- This should match the keybinds you set in Neovim.
            act.SendKey { key = vim_direction, mods = "ALT" },
            pane
        )
    else
        window:perform_action(act.ActivatePaneDirection(pane_direction), pane)
    end
end

wezterm.on(
    "ActivatePaneDirection-right",
    function(window, pane) conditionalActivatePane(window, pane, "Right", "l") end
)
wezterm.on("ActivatePaneDirection-left", function(window, pane) conditionalActivatePane(window, pane, "Left", "h") end)
wezterm.on("ActivatePaneDirection-up", function(window, pane) conditionalActivatePane(window, pane, "Up", "k") end)
wezterm.on("ActivatePaneDirection-down", function(window, pane) conditionalActivatePane(window, pane, "Down", "j") end)