feat(experimental): Added option to prevent org_ondent's from being hidden

Closes #360

Author: OXY2DEV

lua/definitions/experimental.lua

@@ -12,3 +12,5 @@
 ---@field list_empty_line_tolerance integer Maximum number of empty lines that can stay between text of a list item.
 ---
 ---@field read_chunk_size integer Number of `bytes` to check before opening a link. Used for detecting when to open files inside Neovim.
+---
+---@field linewise_ignore_org_indent? boolean Prevents indentation of sections from being cleared in `linewise_hybrid_mode`.

lua/markview.lua

@@ -322,7 +322,8 @@ markview.render = function (buffer, state, config)
 
 				renderer.clear(buffer,
 					math.max(0, cursor[1] - edit_range[1]),
-					math.min(cursor[1] + 1 + edit_range[2], line_count)
+					math.min(cursor[1] + 1 + edit_range[2], line_count),
+					true
 				);
 			end
 		else

lua/markview/renderer.lua

@@ -475,7 +475,8 @@ end
 ---@param buffer integer
 ---@param from? integer
 ---@param to? integer
-renderer.clear = function (buffer, from, to)
+---@param hybrid_mode? boolean
+renderer.clear = function (buffer, from, to, hybrid_mode)
 	---|fS
 
 	local _renderers = {
@@ -502,7 +503,7 @@ renderer.clear = function (buffer, from, to)
 
 	for _, lang in ipairs(langs) do
 		if _renderers[lang] then
-			_renderers[lang].clear(buffer, from, to);
+			_renderers[lang].clear(buffer, from, to, hybrid_mode);
 		end
 	end
 

lua/markview/renderers/markdown.lua

@@ -3724,8 +3724,43 @@ end
 ---@param buffer integer
 ---@param from integer?
 ---@param to integer?
-markdown.clear = function (buffer, from, to)
-	vim.api.nvim_buf_clear_namespace(buffer, markdown.ns, from or 0, to or -1);
+---@param hybrid_mode boolean
+markdown.clear = function (buffer, from, to, hybrid_mode)
+	---@type boolean
+	local experimental = require("markview.spec").get({ "experimental", "linewise_ignore_org_indent" }, { fallback = false });
+
+	if not experimental or not hybrid_mode then
+		vim.api.nvim_buf_clear_namespace(buffer, markdown.ns, from or 0, to or -1);
+		return;
+	end
+
+	--- Extmarks in this range.
+	local exts = vim.api.nvim_buf_get_extmarks(buffer, markdown.ns, { from or 0, 0 }, { to and (to - 1) or -1, -1 }, { type = "virt_text" });
+
+	for _, ext in ipairs(exts) do
+		local _ext = vim.api.nvim_buf_get_extmark_by_id(buffer, markdown.ns, ext[1], { details = true });
+
+		local col = _ext[2];
+		local detail = _ext[3];
+
+		if detail then
+			local pos = detail.virt_text_pos;
+			local virt_text = detail.virt_text;
+
+			local conceal = detail.conceal;
+
+			if
+				col == 0 and virt_text and ( not conceal and pos == "inline" ) and -- Check if it's a space/border type extmark.
+				#virt_text == 1 and string.match(virt_text[1][1], "^%s+$") -- Check if it's an org indent border.
+			then
+				goto ignore;
+			end
+		end
+
+		vim.api.nvim_buf_del_extmark(buffer, markdown.ns, ext[1]);
+
+		::ignore::
+	end
 end
 
 return markdown;

lua/markview/spec.lua

@@ -140,6 +140,9 @@ spec.default = {
 		list_empty_line_tolerance = 3,
 
 		read_chunk_size = 1024,
+
+
+		linewise_ignore_org_indent = false
 	};
 
 	highlight_groups = {},