Replaced print statements by write statements for nvim floating window

lua/sourcer/init.lua

@@ -54,7 +54,16 @@ function M.lookup()
 	url, empty = url:gsub(" ", "+")
 	open_window()
 
-	print("Starting the request")
+	-- enable write to buffer
+	api.nvim_buf_set_option(buf, "modifiable", true)
+
+	api.nvim_buf_set_lines(buf, 0, 1, false, {
+		"Interesting ACM Publications",
+	})
+
+	api.nvim_buf_set_lines(buf, 1, 2, false, {
+		"Requesting papers from ACM...",
+	})
 
 	-- Setup a http socket and request
 	local command = string.format("wget -q -O - '%s'", url)
@@ -72,16 +81,21 @@ function M.lookup()
 	-- extract the rss feed link
 	local rss_url = response:match('"https://dl%.acm%.org/action/showFeed%?.-"')
 	if rss_url == nil then
-		print("ERROR in URL")
+		api.nvim_buf_set_lines(buf, 3, 4, false, {
+			"ERROR: Could not locate Feed!",
+		})
 		return
 	end
 	rss_url = rss_url:sub(2, #rss_url - 1)
 
-	print("Feed found at: " .. rss_url)
+	api.nvim_buf_set_lines(buf, 3, 4, false, {
+		"Feed found at: " .. rss_url,
+	})
 
 	local rss_content = httprequest(rss_url)
-	print("Received feed content")
+	api.nvim_buf_set_lines(buf, 4, 5, false, {
-	print(rss_content)
+		"Received feed content",
+	})
 
 	-- skip initial block
 	local b, b_start = rss_content:find("</image>", 1, false)
@@ -150,12 +164,22 @@ function M.lookup()
 		b = y
 	end
 
-	print("Keywords: " .. keywords)
+	local current_line = 2
-	print("URL: " .. url)
+	for x = 1, #dates do
-	print("Title: " .. #titles)
+		api.nvim_buf_set_lines(buf, current_line, -1, false, titles[x])
-	print("Links: " .. #links)
+		current_line = current_line + 1
-	print("Descriptions: " .. #descriptions)
+		api.nvim_buf_set_lines(buf, current_line, -1, false, dates[x])
-	print("Dates: " .. #dates)
+		current_line = current_line + 1
+		api.nvim_buf_set_lines(buf, current_line, -1, false, descriptions[x])
+		current_line = current_line + 1
+		api.nvim_buf_set_lines(buf, current_line, -1, false, links[x])
+		current_line = current_line + 1
+		api.nvim_buf_set_lines(buf, current_line, -1, false, "---")
+		current_line = current_line + 1
+	end
+
+	-- disable write / make buffer readonly
+	api.nvim_buf_set_option(buf, "modifiable", false)
 end
 
 return M