From 8b4258408edab6fece3d9aac274a10db9884ddc2 Mon Sep 17 00:00:00 2001
From: "Kenneth Benzie (Benie)" <benie@infektor.net>
Date: Thu, 11 Jul 2024 20:09:43 +0100
Subject: [PATCH] Add :CheckboxToggle and mapping

---
 plugin/commands.lua | 15 +++++++++++++++
 plugin/mappings.lua |  3 +++
 2 files changed, 18 insertions(+)

diff --git a/plugin/commands.lua b/plugin/commands.lua
index 2e3a785..5fcf51a 100644
--- a/plugin/commands.lua
+++ b/plugin/commands.lua
@@ -150,3 +150,18 @@ vim.api.nvim_create_user_command('PreProcIfWrap', function(opts)
   local window = vim.api.nvim_get_current_win()
   vim.api.nvim_win_set_cursor(window, { opts.line1, 5 })
 end, { range = true })
+
+vim.api.nvim_create_user_command('CheckboxToggle', function(opts)
+  local linenr = vim.fn.line('.')
+  local line = vim.fn.getline(linenr)
+  local pos = string.find(line, '[ ]', 0, true)
+  if pos == nil then
+    pos = string.find(line, '[x]', 0, true)
+    if pos == nil then
+      return
+    end
+  end
+  local x = string.sub(line, pos + 1, pos + 1)
+  if x == 'x' then x = ' ' else x = 'x' end
+  vim.fn.setline(linenr, string.sub(line, 1, pos) .. x .. string.sub(line, pos + 2))
+end, {})
diff --git a/plugin/mappings.lua b/plugin/mappings.lua
index 0f31448..bcbcfdd 100644
--- a/plugin/mappings.lua
+++ b/plugin/mappings.lua
@@ -47,3 +47,6 @@ vim.keymap.set('t', '<C-w><C-a>', '<C-\\><C-n>:Asm<CR>', opts)
 -- Mappings to grep for then fuzzy find the word under the cursor or visual selection
 vim.keymap.set('n', '<leader>rg', ':Rg<CR>', opts)
 vim.keymap.set('v', '<leader>rg', ":'<,'>Rg<CR>", opts)
+
+-- Mapping to toggle checkboxes
+vim.keymap.set('n', '<leader><CR>', ':CheckboxToggle<CR>', opts)