function string.insert(str1, str2, pos)
    return str1:sub(1, pos) .. str2 .. str1:sub(pos + 1)
end

-- function ToggleTODO(current_line)
    -- local todo_str = '%- %[ %] '
    -- local todo_checked_str = '%- %[x%] '

    -- if current_line:find(todo_str, 1) then
        -- return string.gsub(current_line, todo_str, '', 1)
    -- elseif current_line:find(todo_checked_str, 1) then
        -- return string.gsub(current_line, todo_checked_str, '', 1)
    -- else
        -- local first_idx = current_line:find('[%-%w]', 1) - 1
        -- return string.insert(current_line, '- [ ] ', first_idx)
    -- end
-- end

-- vim.api.nvim_create_user_command('ToggleTODO', function()
    -- local current_line = vim.api.nvim_get_current_line()
    -- local row, _ = unpack(vim.api.nvim_win_get_cursor(0))

    -- local new_line = ToggleTODO(current_line)

    -- vim.api.nvim_buf_set_lines(0, row - 1, row, true, { new_line })
-- end, {})

return {
    'renerocksai/telekasten.nvim',
    config = function()
        local home = vim.fn.expand('~/.zettelkasten')
        require('telekasten').setup({
            home                  = home,
            dailies               = home .. '/' .. 'daily',
            weeklies              = home .. '/' .. 'weeklies',
            templates             = home .. '/' .. 'templates',
            template_new_note     = home .. '/' .. 'templates/new_note.md',
            template_new_daily    = home .. '/' .. 'templates/daily.md',
            template_new_weekly   = home .. '/' .. 'templates/weekly.md',
            command_palette_theme = 'ivy',
            show_tags_theme       = 'get_cursor',
            plug_into_calendar    = false,

        })

        -- Color for telekasten syntax
        vim.api.nvim_set_hl(0, 'tkLink', { ctermfg = 72, cterm = { bold = true, underdouble = true }, fg = '#689d6a', bold = true, underdouble = true })
        vim.api.nvim_set_hl(0, 'tkBrackets', { ctermfg = 'gray', fg = 'gray' })
        vim.api.nvim_set_hl(0, 'tkTag', { ctermfg = 'gray', fg = 'gray' })
    end,
    keys = {
        { '<leader>tt', ':Telekasten toggle_todo<CR>' },
        { '<leader>zfn', ':Telekasten find_notes<CR>' },
        { '<leader>zft', ':Telekasten show_tags<CR>' },
        { '<leader>zn', ':Telekasten new_note<CR>' },
        { '<leader>zp', ':Telekasten panel<CR>' },
    },
    lazy = false
}