fix: prevent incorrect unindent on <CR> using nvim_input('<Ignore>')

lua/todoer/init.lua

@@ -190,8 +190,6 @@ local function setup_buffer_keymaps()
         -- Use string.match with %S to check for any non-whitespace character
         local has_content = details.content and string.match(details.content, "%S")
 
-        -- Debugging removed
-
         if details.is_todo and has_content then
             -- Case 1: Non-empty TODO line
             -- Create a new TODO line below with same indent/marker
@@ -205,8 +203,9 @@ local function setup_buffer_keymaps()
             local cursor_col_bytes = #new_line_content
             vim.api.nvim_win_set_cursor(0, { lnum + 1, cursor_col_bytes })
 
-            -- Action handled, do not fall through to default behavior.
-            -- No return value needed as it's not an expr mapping anymore.
+            -- Tell Neovim to ignore the original <CR> press
+            vim.api.nvim_input('<Ignore>')
+            return -- Action handled
 
         elseif details.is_todo and not has_content then
             -- Case 2: Empty TODO line (e.g., "- [ ]") - Implement Outdenting
@@ -241,13 +240,12 @@ local function setup_buffer_keymaps()
                 local cursor_col_bytes = #new_line_content
                 vim.api.nvim_win_set_cursor(0, { lnum, cursor_col_bytes })
 
-                -- Action handled, do not fall through.
+                -- Tell Neovim to ignore the original <CR> press
+                vim.api.nvim_input('<Ignore>')
+                return -- Action handled
 
             else
                 -- Line is not indented, terminate the list
-                -- ===== DEBUGGING START =====
-                vim.notify(string.format("[Todoer Debug] Terminating list on line %d. Setting line to empty string.", lnum), vim.log.levels.WARN)
-                -- ===== DEBUGGING END =====
                 -- Replace the line with an empty string
                 vim.api.nvim_buf_set_lines(0, lnum - 1, lnum, false, { "" })
                 -- Now, manually insert a newline below using the API
@@ -255,13 +253,15 @@ local function setup_buffer_keymaps()
                 -- Move cursor to the new empty line
                 vim.api.nvim_win_set_cursor(0, { lnum + 1, 0 })
 
-                -- Action handled, do not fall through.
+                -- Tell Neovim to ignore the original <CR> press
+                vim.api.nvim_input('<Ignore>')
+                return -- Action handled
             end
 
         else
             -- Case 3: Not a TODO line
             -- Do nothing. Neovim will automatically handle the Enter key press
-            -- because this function didn't modify the buffer or explicitly handle it.
+            -- because this function didn't modify the buffer or call nvim_input('<Ignore>').
             return -- Explicitly return nothing to be clear
         end
 	end
@@ -320,7 +320,7 @@ local function setup_buffer_keymaps()
 	-- Set up buffer-local keymaps
 	-- Use buffer = 0 to target the current buffer
 	vim.keymap.set("n", "<leader>t", function() end, { desc = "+TODOs", buffer = 0 }) -- Placeholder
-    -- Removed expr = true from <CR> mapping
+    -- Keep <CR> mapping without expr = true
 	vim.keymap.set("i", "<CR>", press_enter, { desc = "Todoer: Handle Enter", buffer = 0 })
     -- Keep expr = true for Tab/S-Tab for now, until they are refactored
 	vim.keymap.set("i", "<TAB>", press_tab, { desc = "Todoer: Handle Tab", expr = true, buffer = 0 })