vis: add note inserts empty title, current time and file

vis/.config/vis/visrc.lua

@@ -192,17 +192,10 @@ local function add_global_mark()
 	end
 end
 
-local lfs = require('lfs')
-local theme_modification = 0
 local last_theme = 'default'
 
-function set_current_theme()
+local function set_current_theme()
 	local path = os.getenv('HOME') .. '/.config/xsettingsd/xsettingsd.conf'
-	local m = lfs.attributes(path, 'modification')
-	if m == theme_modification then
-		return
-	end
-	theme_modification = m
 	local f = io.open(path)
 	if f then
 		local s = f:read('*all')
@@ -248,6 +241,39 @@ local function close_next_win()
 	end
 end
 
+local function ensure_last_line_empty()
+	local size = vis.win.file.size
+	if size > 0 then
+		if vis.win.file:content(size - 1, size) ~= '\n' then
+			vis.win.file:insert(size, '\n')
+		end
+		local lines = vis.win.file.lines
+		if string.find(lines[#lines], '%S') then
+			lines[#lines + 1] = ''
+		end
+	end
+end
+
+local function add_note()
+	local path = vis.win.file.path
+	local line = path and path .. ':' .. vis.win.selection.line .. ':' .. vis.win.selection.col .. ': ' .. vis.win.file.lines[vis.win.selection.line]
+	vis:command('o ~/notes/notes.md')
+	ensure_last_line_empty()
+	local lines = vis.win.file.lines
+	lines[#lines + 1] = '## '
+	local pos = vis.win.file.size - 1
+	local code, date, err = vis:pipe("date '+%F %T'")
+	if code ~= 0 then
+		vis:message(err)
+	else
+		lines[#lines + 1] = '* time: ' .. date:gsub('%s+$', '')
+	end
+	if line then
+		lines[#lines + 1] = '* line: ' .. line
+	end
+	vis.win.selection.pos = pos
+end
+
 vis.events.subscribe(vis.events.INIT, function()
 	vis:command('set autoindent')
 
@@ -353,9 +379,7 @@ vis.events.subscribe(vis.events.INIT, function()
 		vis:command('o ~/.config/vis/global-marks.txt')
 	end, 'global marks: edit')
 
-	vis:map(vis.modes.NORMAL, ' n', function()
-		vis:command('o ~/notes/notes.md')
-	end, 'add note')
+	vis:map(vis.modes.NORMAL, ' n', add_note)
 
 	vis:map(vis.modes.NORMAL, ' N', function()
 		search(fzf_reload(ripgrep .. ' --with-filename {q} ~/notes'))