refactor ui components

ui/edit_maillists.lua

@@ -0,0 +1,59 @@
+local FORMNAME = "mail:editmaillist"
+
+function mail.show_edit_maillist(playername, maillist_name, desc, players, illegal_name_hint)
+	local formspec = [[
+			size[6,7]
+			button[4,6.25;2,0.5;back;Back]
+			field[0.25,0.5;4,1;name;Maillist name:;%s]
+			textarea[0.25,1.6;4,2;desc;Desc:;%s]
+			textarea[0.25,3.6;4,4.25;players;Players:;%s]
+			button[4,0.10;2,1;save;Save]
+		]]
+	if illegal_name_hint == "collision" then
+		formspec = formspec .. [[
+				label[4,1;That name]
+				label[4,1.5;is already in]
+				label[4,2;your maillists.]
+			]]
+	elseif illegal_name_hint == "empty" then
+		formspec = formspec .. [[
+				label[4,1;The maillist]
+				label[4,1.5;name cannot]
+				label[4,2;be empty.]
+			]]
+	end
+	formspec = formspec .. mail.theme
+	formspec = string.format(formspec,
+		minetest.formspec_escape(maillist_name or ""),
+		minetest.formspec_escape(desc or ""),
+		minetest.formspec_escape(players or ""))
+	minetest.show_formspec(playername, FORMNAME, formspec)
+end
+
+minetest.register_on_player_receive_fields(function(player, formname, fields)
+	if formname ~= FORMNAME then
+		return
+	end
+
+	local name = player:get_player_name()
+	local maillists = mail.getPlayerMaillists(name)
+
+	if fields.save then
+		local maillist = {
+			owner = name,
+			name = fields.name,
+			desc = fields.desc,
+		}
+		if mail.selected_idxs.maillists[name] and mail.selected_idxs.maillists[name] ~= "#NEW#" then
+			mail.setMaillist(maillists[mail.selected_idxs.maillists[name]].id, maillist, fields.players)
+		else
+			mail.addMaillist(maillist, fields.players)
+		end
+		mail.show_maillists(name)
+
+	elseif fields.back then
+		mail.show_maillists(name)
+	end
+
+	return true
+end)