refactor ui components

ui/contacts.lua

@@ -0,0 +1,83 @@
+local FORMNAME = "mail:contacts"
+
+local contacts_formspec = "size[8,9;]" .. mail.theme .. [[
+		button[6,0.10;2,0.5;new;New]
+		button[6,0.85;2,0.5;edit;Edit]
+		button[6,1.60;2,0.5;delete;Delete]
+		button[6,8.25;2,0.5;back;Back]
+		tablecolumns[color;text;text]
+		table[0,0;5.75,9;contacts;#999,Name,Note]]
+
+
+function mail.show_contacts(name)
+    local formspec = contacts_formspec .. mail.compile_contact_list(name, mail.selected_idxs.contacts[name])
+    minetest.show_formspec(name, 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 contacts = mail.getPlayerContacts(name)
+
+	if fields.contacts then
+		local evt = minetest.explode_table_event(fields.contacts)
+		for k, _, i in mail.pairsByKeys(contacts) do
+			if i == evt.row - 1 then
+				mail.selected_idxs.contacts[name] = k
+				break
+			end
+		end
+		if evt.type == "DCL" and contacts[mail.selected_idxs.contacts[name]] then
+			mail.show_edit_contact(
+				name,
+				contacts[mail.selected_idxs.contacts[name]].name,
+				contacts[mail.selected_idxs.contacts[name]].note
+			)
+		end
+
+	elseif fields.new then
+		mail.selected_idxs.contacts[name] = "#NEW#"
+		mail.show_edit_contact(name, "", "")
+
+	elseif fields.edit and mail.selected_idxs.contacts[name] and contacts[mail.selected_idxs.contacts[name]] then
+		mail.show_edit_contact(
+			name,
+			contacts[mail.selected_idxs.contacts[name]].name,
+			contacts[mail.selected_idxs.contacts[name]].note
+		)
+
+	elseif fields.delete then
+		if contacts[mail.selected_idxs.contacts[name]] then
+			-- delete the contact and set the selected to the next in the list,
+			-- except if it was the last. Then determine the new last
+			local found = false
+			local last = nil
+			for k in mail.pairsByKeys(contacts) do
+				if found then
+					mail.selected_idxs.contacts[name] = k
+					break
+				elseif k == mail.selected_idxs.contacts[name] then
+					mail.deleteContact(name, contacts[mail.selected_idxs.contacts[name]].name)
+					mail.selected_idxs.contacts[name] = nil
+					found = true
+				else
+					last = k
+				end
+			end
+			if found and not mail.selected_idxs.contacts[name] then
+				-- was the last in the list, so take the previous (new last)
+				mail.selected_idxs.contacts[name] = last
+			end
+		end
+
+		mail.show_contacts(name)
+
+	elseif fields.back then
+		mail.show_mail_menu(name)
+	end
+
+	return true
+end)