local api = vim.api
local status_ok, toggleterm = pcall(require, 'toggleterm')
if not status_ok then
    return
end

toggleterm.setup({
    size = 20,
    open_mapping = [[<c-\>]],
    hide_numbers = true,
    shade_filetypes = {},
    shade_terminals = true,
    shading_factor = 2,
    start_in_insert = true,
    insert_mappings = true,
    persist_size = true,
    direction = 'float',
    close_on_exit = true,
    shell = vim.o.shell,
    float_opts = {
        border = 'curved',
        winblend = 0,
        highlights = {
            border = 'Normal',
            background = 'Normal',
        },
    },
})

function _G.set_terminal_keymaps()
    local opts = {noremap = true}
    api.nvim_buf_set_keymap(0, 't', '<esc>', [[<C-\><C-n>]], opts)
    api.nvim_buf_set_keymap(0, 't', 'jk', [[<C-\><C-n>]], opts)
    api.nvim_buf_set_keymap(0, 't', '<C-h>', [[<C-\><C-n><C-W>h]], opts)
    api.nvim_buf_set_keymap(0, 't', '<C-j>', [[<C-\><C-n><C-W>j]], opts)
    api.nvim_buf_set_keymap(0, 't', '<C-k>', [[<C-\><C-n><C-W>k]], opts)
    api.nvim_buf_set_keymap(0, 't', '<C-l>', [[<C-\><C-n><C-W>l]], opts)
end

vim.cmd('autocmd! TermOpen term://* lua set_terminal_keymaps()')

local Terminal = require('toggleterm.terminal').Terminal
local lazygit = Terminal:new({ cmd = 'lazygit', hidden = true })

function _LAZYGIT_TOGGLE()
    lazygit:toggle()
end

local node = Terminal:new({ cmd = 'node', hidden = true })

function _NODE_TOGGLE()
    node:toggle()
end

local ncdu = Terminal:new({ cmd = 'ncdu', hidden = true })

function _NCDU_TOGGLE()
    ncdu:toggle()
end

local btop = Terminal:new({ cmd = 'btop', hidden = true })

function _BTOP_TOGGLE()
    btop:toggle()
end

local python = Terminal:new({ cmd = 'python', hidden = true })

function _PYTHON_TOGGLE()
    python:toggle()
end