Reduce code duplication and needless function argument.

1 files changed, 8 insertions, 11 deletions

diff --git a/telem.lua b/telem.lua
index 4fd72e4..5b7ebbd 100755
--- a/telem.lua
+++ b/telem.lua
@@ -209,24 +209,21 @@ end
 
 function do_type_first()
 	current_thread_index = 1
-	do_type_show_post(current_thread_index)
-	print(string.format("Viewing post %d of %d in thread", current_thread_index, #current_thread_posts))
+	do_type_show_post()
 end
 
 function do_type_next()
 	if current_thread_index ~= #current_thread_posts then
 		current_thread_index = current_thread_index + 1
 	end
-	do_type_show_post(current_thread_index)
-	print(string.format("Viewing post %d of %d in thread", current_thread_index, #current_thread_posts))
+	do_type_show_post()
 end
 
 function do_type_prev()
 	if current_thread_index ~= 1 then
 		current_thread_index = current_thread_index - 1
 	end
-	do_type_show_post(current_thread_index)
-	print(string.format("Viewing post %d of %d in thread", current_thread_index, #current_thread_posts))
+	do_type_show_post()
 end
 
 function do_type_reply()
@@ -241,7 +238,7 @@ function do_type_reply()
 	end
 	current_thread_posts = get_posts(thread)
 	current_thread_index = #current_thread_posts
-	do_type_show_post(current_thread_index)
+	do_type_show_post()
 end
 
 type_dispatch = {}
@@ -262,8 +259,7 @@ function do_type()
 	current_thread_subject = thread.subject
 	current_thread_posts = get_posts(thread)
 	current_thread_index = #current_thread_posts
-	do_type_show_post(current_thread_index)
-	print(string.format("Viewing post %d of %d in thread", current_thread_index, #current_thread_posts))
+	do_type_show_post()
 	repeat
 		show_type_prompt()
 		c = getchar()
@@ -280,14 +276,15 @@ function show_type_prompt()
 	io.write("[f]irst, [n]ext, [p]rev, [r]eply, [d]one > ")
 end
 
-function do_type_show_post(index)
-	local post = current_thread_posts[index]
+function do_type_show_post()
+	local post = current_thread_posts[current_thread_index]
 	print("SUBJECT:    " .. current_thread_subject)
 	print("AUTHOR:     " .. post.author)
 	print("POSTED:     " .. os.date("%H:%M %B %d, %Y", post.timestamp))
 	print("--------------------------------")
 	cat_file(post.filename)
 	print("--------------------------------")
+	print(string.format("Viewing post %d of %d in thread", current_thread_index, #current_thread_posts))
 end
 
 function do_quit()