tui helpers
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@@ -10,6 +10,7 @@ require_relative 'bbs/renderer'
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require_relative 'bbs/store'
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require_relative 'bbs/frame_buffer'
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require_relative 'bbs/tui'
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require_relative 'bbs/tui_helpers'
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require_relative 'bbs/tui_runner'
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require_relative 'bbs/session'
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require_relative 'bbs/server'
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190
lib/bbs/tui_helpers.rb
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190
lib/bbs/tui_helpers.rb
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@@ -0,0 +1,190 @@
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# frozen_string_literal: true
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module BBS
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class TUI
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module Helpers
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# ── Primitives ───────────────────────────────────────────────────────────
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def tc(style, str) = "#{THEME.fetch(style, THEME[:normal])}#{str}#{THEME[:reset]}"
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def cont_w = term_cols - CONT_X - 1
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def cont_h = term_rows - 4
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def fmt_date(iso)
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Time.parse(iso.to_s).strftime('%Y-%m-%d')
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rescue
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iso.to_s
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end
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def wordwrap(text, width)
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words = text.to_s
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.gsub(/\[([^\]]+)\]\([^)]+\)/, '\1')
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.gsub(/[#*_`~>|\\]/, '')
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.gsub(/\r?\n+/, ' ')
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.strip
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.split
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lines, line = [], +''
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words.each do |w|
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if line.empty? then line << w
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elsif line.length + 1 + w.length <= width then line << ' ' << w
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else lines << line.dup; line = +w
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end
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end
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lines << line unless line.empty?
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lines
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end
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# ── State ─────────────────────────────────────────────────────────────────
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def init_state
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@menu_sel = 0
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@page_title = 'TELETYPE BBS'
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@items = []
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@item_sel = 0
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@scroll = 0
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@detail = []
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@page_meta = +''
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@input = +''
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@status = +''
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@prev_page = nil
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end
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# ── Data loaders ──────────────────────────────────────────────────────────
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def load_messages(service)
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@items = service.recent(30).map { |m|
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"#{tc(:label, m.timestamp)} #{tc(:bright, m.username)}: #{m.text}"
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}
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@scroll = 0
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end
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def load_wiki_list(service, category)
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@items = service.list(category)
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@item_sel = 0
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@scroll = 0
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end
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def open_wiki_page(service, back:)
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return unless (page = @items[@item_sel])
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@detail = wordwrap(service.content(page.id), cont_w)
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@page_title = page.title
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@page_meta = "#{fmt_date(page.created_at)} #{service.page_url(page.locale, page.path)}"
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@prev_page = back
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@scroll = 0
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go :page_view
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end
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# ── Chrome ────────────────────────────────────────────────────────────────
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def render_chrome
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screen_fill bg: :black
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panel_h = term_rows - 1
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box x: 1, y: 1, w: LEFT_W, h: panel_h,
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style: THEME[:border], bg: :black
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box x: LEFT_W + 1, y: 1, w: term_cols - LEFT_W, h: panel_h,
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title: " #{@page_title} │ #{@username} │ #{ONLINE.count} online ",
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style: THEME[:border], bg: :black
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list MENU_ITEMS.map { |i| i[0, LEFT_W - 4] },
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x: 2, y: CONT_Y,
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selected: @menu_sel,
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style: THEME[:normal], highlight: THEME[:selected]
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bar y: term_rows,
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content: " \e[1;37;43m↑↓\e[0;30;43m Navigate \e[1;37;43mEnter\e[0;30;43m Select " \
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"\e[1;37;43mQ\e[0;30;43m Back \e[1;37;43mR\e[0;30;43m Refresh",
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style: THEME[:status]
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end
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# ── Page renderers ────────────────────────────────────────────────────────
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def render_messages
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(@items[@scroll, cont_h] || []).each_with_index do |line, i|
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text line[0, cont_w], x: CONT_X, y: CONT_Y + i
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end
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text "#{@items.size} msg(s) ↑↓ scroll r refresh q back",
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x: CONT_X, y: CONT_Y + cont_h, style: THEME[:label]
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end
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def render_new_message_form
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text 'Type your message and press Enter. Esc cancels.',
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x: CONT_X, y: CONT_Y, style: THEME[:normal]
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text "#{tc(:bright, @username)}: #{tc(:input, @input)}_",
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x: CONT_X, y: CONT_Y + 2
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text @status, x: CONT_X, y: CONT_Y + 4, style: THEME[:error] unless @status.empty?
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end
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def render_wiki_list
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list_h = cont_h - 3
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visible = @items[@scroll, list_h] || []
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if visible.empty?
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text 'No items found.', x: CONT_X, y: CONT_Y, style: THEME[:normal]
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else
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list visible.map { |p| p.title[0, cont_w - 2] },
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x: CONT_X, y: CONT_Y,
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selected: @item_sel - @scroll,
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style: THEME[:normal], highlight: THEME[:selected]
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if (page = @items[@item_sel])
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hint = page.description.to_s.strip[0, cont_w]
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text hint, x: CONT_X, y: CONT_Y + cont_h - 2, style: THEME[:normal] unless hint.empty?
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end
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end
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text '↑↓ navigate Enter read r refresh q back',
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x: CONT_X, y: CONT_Y + cont_h, style: THEME[:label]
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end
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def render_page_view
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text @page_meta[0, cont_w], x: CONT_X, y: CONT_Y, style: THEME[:label]
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(@detail[@scroll, cont_h - 2] || []).each_with_index do |l, i|
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text l[0, cont_w], x: CONT_X, y: CONT_Y + 2 + i, style: THEME[:normal]
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end
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text "#{@scroll + 1}/#{@detail.size} ↑↓ scroll q back",
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x: CONT_X, y: CONT_Y + cont_h, style: THEME[:label]
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end
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def render_game_card
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if @items.empty?
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text 'No games found.', x: CONT_X, y: CONT_Y, style: THEME[:normal]
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return
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end
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game = @items[@item_sel]
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links = game.external_links
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text "#{@item_sel + 1}/#{@items.size} #{game.title}"[0, cont_w],
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x: CONT_X, y: CONT_Y, style: THEME[:bright]
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text "#{game.platform} · #{game.author}"[0, cont_w],
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x: CONT_X, y: CONT_Y + 1, style: THEME[:normal]
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story_rows = cont_h - 4 - links.size
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wordwrap(game.story, cont_w).first(story_rows).each_with_index do |l, i|
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text l, x: CONT_X, y: CONT_Y + 3 + i, style: THEME[:normal]
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end
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link_y = CONT_Y + cont_h - links.size
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links.each_with_index do |lnk, i|
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text "#{tc(:label, lnk[:label])} #{lnk[:url]}"[0, cont_w],
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x: CONT_X, y: link_y + i
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end
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text '↑↓ navigate r refresh q back',
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x: CONT_X, y: CONT_Y + cont_h, style: THEME[:label]
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end
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def render_online_users
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@items.each_with_index do |uname, i|
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you = uname == @username ? tc(:label, ' ← you') : ''
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text tc(:bright, uname) + you, x: CONT_X, y: CONT_Y + i
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end
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text "#{@items.size} user(s) online r refresh q back",
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x: CONT_X, y: CONT_Y + cont_h, style: THEME[:label]
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end
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def render_sysinfo_rows
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@items.each_with_index do |row, i|
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text row[0, cont_w], x: CONT_X, y: CONT_Y + i, style: THEME[:normal]
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end
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text 'q back', x: CONT_X, y: CONT_Y + cont_h, style: THEME[:label]
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end
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end
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end
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end
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