add help, operator handlers and screens

main.go

@@ -190,7 +190,52 @@ func menuHandler(ctx context.Context, conn net.Conn, w *gaio.Watcher) {
 									log.Printf("err loading welcome screen: %v\n", err)
 								}
 								if err := w.Write(ctx, conn, welcomeStr); err != nil {
-									log.Printf("error sending welcomeHandler from cmd `welcome`: %v", err)
+									log.Printf("error sending screenHandler from cmd `welcome`: %v", err)
+								}
+
+							case "help":
+								helpStr, err := screenHandler("help")
+								if err != nil {
+									log.Printf("err loading help screen: %v\n", err)
+								}
+								if err := w.Write(ctx, conn, helpStr); err != nil {
+									log.Printf("error sending screenHandler from cmd `help`: %v", err)
+								}
+
+							case "operator":
+								opStr, err := screenHandler("operator")
+								if err != nil {
+									log.Printf("err loading operator screen: %v\n", err)
+								}
+								var lineNum int
+								var line string
+								baudrate := 40 // 300 baud is ~ 30 characters per second; I'll be nice and bump it to 400
+								for lineNum, line = range strings.Split(string(opStr), "\n") {
+									// changed my mind - I actually like it at a nice steady 400 baud, tyvm
+									// if baudrate < 120 && i > 1 { // 1200 baud is still very readable in realtime without being too fast
+									//	baudrate += 1
+									//}
+									if lineNum < 10 { // spit the banner text out quickly
+										if err := w.Write(ctx, conn, []byte(line+"\r\n")); err != nil {
+											log.Printf("error sending rune from cmd `operator`: %v", err)
+										}
+									} else {
+										ms := float64(1) / float64(baudrate)
+										for _, c := range line {
+											if err := w.Write(ctx, conn, []byte{byte(c)}); err != nil {
+												log.Printf("error sending rune from cmd `operator`: %v", err)
+											}
+
+											time.Sleep(time.Duration(ms*1000) * time.Millisecond)
+										}
+										if err := w.Write(ctx, conn, []byte("\r\n")); err != nil {
+											log.Printf("error sending rune from cmd `operator`: %v", err)
+										}
+									}
+								}
+								// add prompt at end
+								if err := w.Write(ctx, conn, []byte("\r\n> ")); err != nil {
+									log.Printf("error sending rune from cmd `operator`: %v", err)
 								}
 
 							case "adventure":

screens/help.ans

@@ -0,0 +1,19 @@
+
+
+    __  __________    ____     __  __________   ____  __
+   / / / / ____/ /   / __ \   /  |/  / ____/ | / / / / /
+  / /_/ / __/ / /   / /_/ /  / /|_/ / __/ /  |/ / / / / 
+ / __  / /___/ /___/ ____/  / /  / / /___/ /|  / /_/ /  
+/_/ /_/_____/_____/_/      /_/  /_/_____/_/ |_/\____/   
+
+
+		Commands:
+		    welcome     -       display welcome banner\r\n
+		    info        -       get information about this server\r\n
+		    operator    -       get information about this server's operator\r\n
+		    contact     -       contact server operator\r\n\r\n
+		    help        -       display this help message\r\n
+		    exit        -       disconnect from system
+
+
+> 

screens/operator.ans

@@ -0,0 +1,88 @@
+
+
+     ___    __                __     ________            ____                        __
+    /   |  / /_  ____  __  __/ /_   /_  __/ /_  ___     / __ \____  ___  _________ _/ /_____  _____
+   / /| | / __ \/ __ \/ / / / __/    / / / __ \/ _ \   / / / / __ \/ _ \/ ___/ __ '/ __/ __ \/ ___/
+  / ___ |/ /_/ / /_/ / /_/ / /_     / / / / / /  __/  / /_/ / /_/ /  __/ /  / /_/ / /_/ /_/ / /
+ /_/  |_/_.___/\____/\__,_/\__/    /_/ /_/ /_/\___/   \____/ .___/\___/_/   \__,_/\__/\____/_/
+
+
+
+This bulletin board system is built and operated by David Quick, also known as Sundog.
+That's me! You can call me Dave, or David, or Sundog, and I use he/him as my pronouns (though
+I have nothing against they/them pronouns either if you prefer)
+
+At various points throughout my life, I
+
+- received my first computer, a Timex Sinclair 1000 with Zilog Z80 processor and 2 kilobytes of RAM
+- got the 16 kilobyte RAM expansion pack after I proved I could use all 2 kilobytes after a few
+    weeks of teaching myself BASIC programming
+- learned my first real operating system in the form of CP/M 2.2 running on a Kaypro 2X
+- went online the first time with a 300 baud direct connect modem to post messages on Citadel
+    bulletin board systems
+- was paid for writing code for the first time using BASIC to handle scheduling a newspaper motor
+    delivery route's invoices for our paper delivery person
+
+I have
+
+- worked as a professional musician, an FM radio disc jockey, a newspaper layout editor, and a
+    short order cook
+- built a dial-up ISP using a Sparc 10, an Apple Workgroup Server 6150, a fractional T1 line,
+    and a few dozen external modems
+- taught myself Solaris, TCP/IP networking, web design, bind, sendmail, and numerous other Unix
+    programs and scripts in the process of building the ISP
+- registered more than five of the first 25,000 .com domain names
+- taught children how to build web sites
+- taught grandparents how to build web sites
+- taught rooms full of third-party software engineers how to leverage custom APIs on two continents
+- written web applications designed to be displayed on televisions before there were any smart
+    televisions
+- built an online audio streaming radio station with thousands of unique daily listeners for an
+    MMORPG community 
+- built private chat functionality for a dating web site ranked in the top five worldwide before
+    anyone had smartphones
+- built a custom video livestreaming infrastructure using commodity hardware and usable by
+    completely non-technical end users before YouTube Live
+- been paid to write Ada, BASIC, C, C++, C#, COBOL, ColdFusion, ElasticSearch pipelines, HTML,
+    Java, Javascript, various NoSQLs, Perl, PHP, Python, various SQLs, and x86 Assembler,
+- at least a passing familiarity with a number of lisps, schemes, and forths, including some I
+    have ported to various microcontrollers, as well as Go, Lua, Rust, and Haskell,
+- a public /28 IPv4 subnet on my home internet connection which hosts most of my personal
+    infrastructure, including this raspberry pi 4 server
+- two nodes on a distributed federated microblogging network, one just for me and one for anyone
+    who wants to have a place online to talk about music called linernotes.club,
+- been called Sundog by my friends for a very long time
+- been on stage in front of thousands
+- been a consultant to more than one Fortune 50 company
+- been backstage at a Parliament Funkadelic show
+- a long tradition of listening to jazz all day every Sunday
+
+I've had
+
+- a cigar with John McAfee
+- drinks with Bruce Sterling
+- lunch with Phil Zimmerman
+- a single-digit employee number numerous times 
+- a double-digit employee number with a company that successfully IPOed
+- a triple-digit employee number with a company with offices on five continents
+- a four-digit Slashdot UID
+- a seven-digit ICQ number
+- root on more servers than 99.999% of people who have ever lived
+
+and I want to
+
+- solve problems
+- build tools and toolsets
+- experiment
+- learn and teach
+- empower users
+
+- and work with you to do those things
+
+Thanks for reading my bio! -- Sundog
+
+
+P.S.: as a bonus for reading through all of that, I'll let you know about a command that isn't on the help menu.
+
+Try adventure sometime.
+