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This commit is contained in:
Zsolt Tasnadi
2026-05-12 20:53:22 +02:00
parent 0661bb6a54
commit 0db3951999
3 changed files with 206 additions and 30 deletions
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2
Gemfile.lock
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@@ -1,6 +1,6 @@
GIT
remote: https://git.teletype.hu/tools/rubbs.git
revision: 5ced1013281a0e882dd39a9c57304313f0d43280
revision: da5acfd55e5e9dcb9959437bba84db21e5540aa8
specs:
bbs (0.3.0)
artii (~> 2.1)

111
bbs.rb
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@@ -10,6 +10,7 @@ require_relative 'lib/service/online_service'
require_relative 'lib/service/message_service'
require_relative 'lib/service/wiki_service'
require_relative 'lib/service/games_service'
require_relative 'lib/tui/helpers'
ONLINE = OnlineService.new(OnlineUsersRepository.new)
MESSAGES = MessageService.new(MessageBoardRepository.new(ENV.fetch('MESSAGES_PATH', 'data/messages.dat')))
@@ -22,9 +23,9 @@ MENU_ITEMS = [
'System Info', 'Exit'
].freeze
LEFT_W = 21
CONT_X = 23
CONT_Y = 2
LEFT_WIDTH = 21
CONTENT_X = 23
CONTENT_Y = 2
THEME = {
bg: "\e[0;40m",
@@ -42,9 +43,22 @@ THEME = {
}.freeze
MAIN_TUI = BBS::TUI.define do
helpers { include BBS::TUI::Helpers }
helpers { include TUIHelpers }
init do
@menu_selection = 0
@page_title = 'TELETYPE BBS'
@items = []
@item_selection = 0
@scroll = 0
@detail = []
@page_metadata = +''
@input = +''
@status = +''
@previous_page = nil
@modal = nil
end
init { init_state }
chrome { render_chrome }
page :idle do
@@ -52,11 +66,11 @@ MAIN_TUI = BBS::TUI.define do
render do
text 'Navigate the menu with ↑↓, select with Enter.',
x: CONT_X, y: CONT_Y + cont_h / 2, style: THEME[:normal]
x: CONTENT_X, y: CONTENT_Y + content_height / 2, style: THEME[:normal]
if @modal == :sysinfo
float title: ' SYSTEM INFO ', width: 56, height: 10,
style: THEME[:border], bg: :black do |fx, fy, fw, _|
style: THEME[:border], background: :black do |fx, fy, fw, _|
[
"Online users #{ONLINE.count}",
"Messages #{MESSAGES.count}",
@@ -64,17 +78,17 @@ MAIN_TUI = BBS::TUI.define do
"Games API https://teletypegames.org",
"Platform #{RUBY_PLATFORM}",
"Ruby #{RUBY_VERSION}",
].each_with_index do |row, i|
text row[0, fw], x: fx, y: fy + i, style: THEME[:normal]
].each_with_index do |row, index|
text row[0, fw], x: fx, y: fy + index, style: THEME[:normal]
end
text 'ESC close', x: fx, y: fy + 7, style: THEME[:label]
end
elsif @modal == :new_msg
float title: ' POST MESSAGE ', width: 62, height: 9,
style: THEME[:border], bg: :black do |fx, fy, fw, _|
style: THEME[:border], background: :black do |fx, fy, fw, _|
text 'Type your message and press Enter. Esc cancels.',
x: fx, y: fy, style: THEME[:normal]
text "#{tc(:bright, @username)}: #{tc(:input, @input)}_",
text "#{themed_color(:bright, @username)}: #{themed_color(:input, @input)}_",
x: fx, y: fy + 2
text @status, x: fx, y: fy + 4, style: THEME[:error] unless @status.empty?
text "#{@input.length}/200 ESC cancel",
@@ -91,7 +105,7 @@ MAIN_TUI = BBS::TUI.define do
when :ok then @modal = nil
end
elsif @modal.nil?
case MENU_ITEMS[@menu_sel]
case MENU_ITEMS[@menu_selection]
when 'Messages' then go :messages
when 'Post Message' then @modal = :new_msg; @input = +''; @status = +''
when 'Blog Posts' then go :blog
@@ -104,35 +118,67 @@ MAIN_TUI = BBS::TUI.define do
end
end
key(:backspace) { @input.chop! if @modal == :new_msg && !@input.empty? }
key('q') { @modal ? @modal = nil : :halt }
key(:escape) { @modal ? @modal = nil : :halt }
printable { |ch| @input << ch if @modal == :new_msg && @input.length < 200 }
key('q') { @modal ? @modal = nil : :halt }
key(:escape) { @modal ? @modal = nil : :halt }
printable { |ch| @input << ch if @modal == :new_msg && @input.length < 200 }
end
page :messages do
enter { @page_title = 'MESSAGES'; load_messages(MESSAGES) }
enter do
@page_title = 'MESSAGES'
@items = MESSAGES.recent(30)
@scroll = 0
end
render { render_messages }
nav :scroll, content: -> { @items }, window: -> { cont_h }
nav :scroll, content: -> { @items }, window: -> { content_height }
key('r') { reload }
key('q') { go :idle }
key(:escape) { go :idle }
end
page :blog do
enter { @page_title = 'BLOG'; load_wiki_list(WIKI, 'blog') }
enter do
@page_title = 'BLOG'
@items = WIKI.list('blog')
@item_selection = 0
@scroll = 0
end
render { render_wiki_list }
nav :list, window: -> { cont_h - 3 }
key(:enter) { open_wiki_page(WIKI, back: :blog) }
nav :list, window: -> { content_height - 3 }
key(:enter) do
next unless (wiki_page = @items[@item_selection])
@detail = wordwrap(WIKI.content(wiki_page.id), content_width)
@page_title = wiki_page.title
@page_metadata = "#{format_date(wiki_page.created_at)} " \
"#{WIKI.page_url(wiki_page.locale, wiki_page.path)}"
@previous_page = :blog
@scroll = 0
go :page_view
end
key('r') { reload }
key('q') { go :idle }
key(:escape) { go :idle }
end
page :howto do
enter { @page_title = 'HOWTO GUIDES'; load_wiki_list(WIKI, 'howto') }
enter do
@page_title = 'HOWTO GUIDES'
@items = WIKI.list('howto')
@item_selection = 0
@scroll = 0
end
render { render_wiki_list }
nav :list, window: -> { cont_h - 3 }
key(:enter) { open_wiki_page(WIKI, back: :howto) }
nav :list, window: -> { content_height - 3 }
key(:enter) do
next unless (wiki_page = @items[@item_selection])
@detail = wordwrap(WIKI.content(wiki_page.id), content_width)
@page_title = wiki_page.title
@page_metadata = "#{format_date(wiki_page.created_at)} " \
"#{WIKI.page_url(wiki_page.locale, wiki_page.path)}"
@previous_page = :howto
@scroll = 0
go :page_view
end
key('r') { reload }
key('q') { go :idle }
key(:escape) { go :idle }
@@ -140,13 +186,17 @@ MAIN_TUI = BBS::TUI.define do
page :page_view do
render { render_page_view }
nav :scroll, content: -> { @detail }, window: -> { cont_h - 2 }
key('q') { @scroll = 0; go(@prev_page || :idle) }
key(:escape) { @scroll = 0; go(@prev_page || :idle) }
nav :scroll, content: -> { @detail }, window: -> { content_height - 2 }
key('q') { @scroll = 0; go(@previous_page || :idle) }
key(:escape) { @scroll = 0; go(@previous_page || :idle) }
end
page :games do
enter { @page_title = 'GAME CATALOG'; @items = GAMES.all; @item_sel = 0 }
enter do
@page_title = 'GAME CATALOG'
@items = GAMES.all
@item_selection = 0
end
render { render_game_card }
nav :cycle
key('r') { reload }
@@ -155,7 +205,10 @@ MAIN_TUI = BBS::TUI.define do
end
page :online do
enter { @page_title = 'ONLINE USERS'; @items = ONLINE.user_list }
enter do
@page_title = 'ONLINE USERS'
@items = ONLINE.user_list
end
render { render_online_users }
key('r') { reload }
key('q') { go :idle }
@@ -171,7 +224,7 @@ BBS.configure do |c|
c.flow = BBS::Flow.define do
big_banner 'TELETYPE BBS', style: :success
ask :username, prompt: 'Name (blank for Anonymous)',
transform: ->(v) { v.strip.empty? ? 'Anonymous' : v.strip[0...20] }
transform: ->(value) { value.strip.empty? ? 'Anonymous' : value.strip[0...20] }
call { |ctx| ONLINE.add(ctx[:session_id], ctx[:username]) }
tui MAIN_TUI
say 'Goodbye!', style: :muted

123
lib/tui/helpers.rb Normal file
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@@ -0,0 +1,123 @@
# frozen_string_literal: true
module TUIHelpers
# ── Layout ───────────────────────────────────────────────────────────────────
def content_width = term_cols - CONTENT_X - 1
def content_height = term_rows - 4
# ── Theming ──────────────────────────────────────────────────────────────────
def themed_color(style, text)
"#{THEME.fetch(style, THEME[:normal])}#{text}#{THEME[:reset]}"
end
def format_date(iso_string)
Time.parse(iso_string.to_s).strftime('%Y-%m-%d')
rescue
iso_string.to_s
end
# ── Chrome ───────────────────────────────────────────────────────────────────
def render_chrome
screen_fill background: :black
panel_height = term_rows - 1
box x: 1, y: 1, width: LEFT_WIDTH, height: panel_height,
style: THEME[:border], background: :black
box x: LEFT_WIDTH + 1, y: 1, width: term_cols - LEFT_WIDTH, height: panel_height,
title: " #{@page_title} │ #{@username} │ #{ONLINE.count} online ",
style: THEME[:border], background: :black
list MENU_ITEMS.map { |item| item[0, LEFT_WIDTH - 4] },
x: 2, y: CONTENT_Y,
selected: @menu_selection,
style: THEME[:normal],
highlight: THEME[:selected]
bar y: term_rows,
content: " \e[1;37;43m↑↓\e[0;30;43m Navigate \e[1;37;43mEnter\e[0;30;43m Select " \
"\e[1;37;43mQ\e[0;30;43m Back \e[1;37;43mR\e[0;30;43m Refresh",
style: THEME[:status]
end
# ── Page renderers ────────────────────────────────────────────────────────────
def render_messages
(@items[@scroll, content_height] || []).each_with_index do |message, index|
line = "#{themed_color(:label, message.timestamp)} " \
"#{themed_color(:bright, message.username)}: #{message.text}"
text line[0, content_width], x: CONTENT_X, y: CONTENT_Y + index
end
text "#{@items.size} msg(s) ↑↓ scroll r refresh q back",
x: CONTENT_X, y: CONTENT_Y + content_height, style: THEME[:label]
end
def render_wiki_list
list_height = content_height - 3
visible = @items[@scroll, list_height] || []
if visible.empty?
text 'No items found.', x: CONTENT_X, y: CONTENT_Y, style: THEME[:normal]
else
list visible.map { |wiki_page| wiki_page.title[0, content_width - 2] },
x: CONTENT_X,
y: CONTENT_Y,
selected: @item_selection - @scroll,
style: THEME[:normal],
highlight: THEME[:selected]
if (wiki_page = @items[@item_selection])
hint = wiki_page.description.to_s.strip[0, content_width]
text hint, x: CONTENT_X, y: CONTENT_Y + content_height - 2, style: THEME[:normal] unless hint.empty?
end
end
text '↑↓ navigate Enter read r refresh q back',
x: CONTENT_X, y: CONTENT_Y + content_height, style: THEME[:label]
end
def render_page_view
text @page_metadata[0, content_width], x: CONTENT_X, y: CONTENT_Y, style: THEME[:label]
(@detail[@scroll, content_height - 2] || []).each_with_index do |line, index|
text line[0, content_width], x: CONTENT_X, y: CONTENT_Y + 2 + index, style: THEME[:normal]
end
text "#{@scroll + 1}/#{@detail.size} ↑↓ scroll q back",
x: CONTENT_X, y: CONTENT_Y + content_height, style: THEME[:label]
end
def render_game_card
if @items.empty?
text 'No games found.', x: CONTENT_X, y: CONTENT_Y, style: THEME[:normal]
return
end
game = @items[@item_selection]
links = game.external_links
text "#{@item_selection + 1}/#{@items.size} #{game.title}"[0, content_width],
x: CONTENT_X, y: CONTENT_Y, style: THEME[:bright]
text "#{game.platform} · #{game.author}"[0, content_width],
x: CONTENT_X, y: CONTENT_Y + 1, style: THEME[:normal]
story_row_count = content_height - 4 - links.size
wordwrap(game.story, content_width).first(story_row_count).each_with_index do |line, index|
text line, x: CONTENT_X, y: CONTENT_Y + 3 + index, style: THEME[:normal]
end
link_start_row = CONTENT_Y + content_height - links.size
links.each_with_index do |link, index|
text "#{themed_color(:label, link[:label])} #{link[:url]}"[0, content_width],
x: CONTENT_X, y: link_start_row + index
end
text '↑↓ navigate r refresh q back',
x: CONTENT_X, y: CONTENT_Y + content_height, style: THEME[:label]
end
def render_online_users
@items.each_with_index do |username, index|
indicator = username == @username ? themed_color(:label, ' ← you') : ''
text themed_color(:bright, username) + indicator, x: CONTENT_X, y: CONTENT_Y + index
end
text "#{@items.size} user(s) online r refresh q back",
x: CONTENT_X, y: CONTENT_Y + content_height, style: THEME[:label]
end
end