dotfiles/.config/nvim/custom/like-a-butterfly/lua/like-a-butterfly/init.lua

local buffers = {}

local create_term = function(name, command)
    if buffers[name] == nil then
        buffers[name] = command
    end
end

local open_term = function(name)
    if buffers[name] == nil then
        return
    end
    local fresh = false
    if type(buffers[name]) == "string" then
        fresh = buffers[name]
        buffers[name] = vim.api.nvim_create_buf(false, true)
        vim.bo[buffers[name]].filetype = "butterfly"
    end
    local win = vim.api.nvim_open_win(buffers[name], true, {
        relative = 'editor',
        row = 2,
        col = 0,
        width = vim.o.columns,
        height = vim.o.lines - 2,
        style = 'minimal',
        border = 'none',
    })
    vim.fn.setwinvar(win, '&winhl', 'Normal:Normal')
    vim.cmd(":startinsert");
    if fresh ~= false then
        vim.fn.termopen({ 'zsh', '-c', 'while true; do; clear; ' ..
        fresh .. '; done;' })
    end
end

local close_all = function()
    for _, win in pairs(vim.api.nvim_list_wins()) do
        local winbuf = vim.api.nvim_win_get_buf(win)
        if vim.bo[winbuf].filetype == 'butterfly' then
            vim.api.nvim_win_hide(win)
        end
    end
end

return {
    create_term = create_term,
    open_term = open_term,
    close_all = close_all,
    buffers = function()
        return buffers
    end
}