nvim

-- Remap leaving 'terminal mode' to double tap esc

vim.keymap.set("t", "<esc><esc>", "<c-\\><c-n>")

local state = {

    floating = {

        buf = -1,

        win = -1,

    }

}

local function open_floating_terminal(opts)

    opts = opts or {}

    local width = opts.width or math.floor(vim.o.columns * 0.8)

    local height = opts.height or math.floor(vim.o.lines * 0.8)

    local row = math.floor((vim.o.lines - height) / 2)

    local col = math.floor((vim.o.columns - width) / 2)

    local buf = nil

    if vim.api.nvim_buf_is_valid(opts.buf) then

        buf = opts.buf

    else

        buf = vim.api.nvim_create_buf(false, true)

    end

    if not buf then

        error("Failed to create buffer")

    end

    local win = vim.api.nvim_open_win(buf, true, {

        relative = 'editor',

        width = width,

        height = height,

        row = row,

        col = col,

        style = 'minimal',

        border = 'rounded',

    })

    return { buf = buf, win = win }

end

local toggle_terminal = function()

    if not vim.api.nvim_win_is_valid(state.floating.win) then

        state.floating = open_floating_terminal({ buf = state.floating.buf });

        if vim.bo[state.floating.buf].buftype ~= "terminal" then

            vim.cmd.terminal()

            vim.cmd("startinsert!")

        end

    else

        vim.api.nvim_win_hide(state.floating.win)

    end

end

vim.api.nvim_create_user_command("Flterm", toggle_terminal, {})

vim.api.nvim_set_keymap('n', '<leader>ft', [[:Flterm<CR>]], { noremap = true, silent = true })