updated README and default quote list for colored printing

README.md

@@ -65,7 +65,11 @@ The client uses the following flags
 -ip <ip:port>    - specify alternate server destination
 -l               - list all quotes
 -r [i]           - remove; may be run with or without argument
+-e [i]           - edit; may be run with or without argument
+-c               - list color format specifiers with examples
 -s <i>           - specify the size of the receipt buffer
+-v               - display version and exit
+-vv              - display version and about info and exit
 ```
 The server uses the following flags
 ``` sh
@@ -79,8 +83,6 @@ The server uses the following flags
 - Log all uses/transaction data each day
 - Request, send, and receive the logfile
 - User-specific quotes/quotefiles
-- Colored printing and coloring quotes
-- Edit quotes
 
 [golang]: <https://go.dev/doc/install>
 [just]: <https://github.com/casey/just>

client.go

@@ -1,7 +1,7 @@
 // =============================================================================
 // Auth: alex
 // File: client.go
-// Revn: 09-06-2026  3.0.0
+// Revn: 09-16-2026  4.0.0
 // Func: ask server for a message of the day quote
 //
 // TODO: remove ioutil import
@@ -43,23 +43,34 @@
 // 09-04-2026: rewrote in() with bufio instead of scanln
 //#09-06-2026: fixed blank message error in secondEdit()
 //             comments
+// 09-07-2026: added fatih/color import
+//             rewrote quoteAnswer() to handle coloring escape
+//              sequences
+//*09-12-2026: commented quoteAnswer()
+//*09-15-2026: added -c flag and color code example printing
+//             changed edit command to be add and then remove instead
+//              of remove and then add, fixing server OOB error when
+//              editting only quote in list
+//#09-15-2026: finished pretty print implementation
+//             made listAnswer() print list with color print
 //
 // =============================================================================
 
 package main
 
 import (
-    "bufio"     // NewReader, ReadString
-    "io"        // io.EOF
-    "io/ioutil" // ReadFile
-    "flag"      // BoolVar, StringVar, Parse
-    "fmt"       // Println
-    "math/rand" // NewSource, New, Intn, *rand.Rand
-    "net"       // ResolveTCPAddr, DialTCP, conn.Write,Read
-    "os"        // Exit, Create, Stdin
-    "strconv"   // Atoi, Itoa
-    "strings"   // Split
-    "time"      // Now, UnixNano
+    "bufio"                     // NewReader, ReadString
+    "io"                        // io.EOF
+    "io/ioutil"                 // ReadFile
+    "flag"                      // BoolVar, StringVar, Parse
+    "fmt"                       // Println
+    "math/rand"                 // NewSource, New, Intn, *rand.Rand
+    "net"                       // ResolveTCPAddr, DialTCP, conn.Write,Read
+    "os"                        // Exit, Create, Stdin
+    "strconv"                   // Atoi, Itoa
+    "strings"                   // Split
+    "time"                      // Now, UnixNano
+    "github.com/fatih/color"    // color.New, Printf, Println
 )
 
 
@@ -169,7 +180,75 @@ func sizeAnswer( subcom []string ) string {
 
 // receive quote, print
 func quoteAnswer( subcom []string ) string {
-    fmt.Println( subcom[0] )    // whole-ass just print quote
+
+    // split subcommand over spaces
+    words := strings.Split( subcom[0], " " )
+
+    // default text is white
+    c := color.New( color.FgWhite )
+    for _, w := range words {
+        // if first char is normal color escape character
+        if string( w[0] ) == "$" {
+            // see which color is requested
+            switch string( w[1] ) {
+                case "1":   // 1 -> red
+                    c = color.New( color.FgRed )
+                case "2":   // 2 -> yellow
+                    c = color.New( color.FgYellow )
+                case "3":   // 3 -> green
+                    c = color.New( color.FgGreen )
+                case "4":   // 4 -> blue
+                    c = color.New( color.FgBlue )
+                case "5":   // 5 -> cyan
+                    c = color.New( color.FgCyan )
+                case "6":   // 6 -> magenta
+                    c = color.New( color.FgMagenta )
+                case "7":   // 7 -> black
+                    c = color.New( color.FgBlack )
+                case "0":   // 0 -> white again
+                    c = color.New( color.FgWhite )
+                default:
+                    // none of these, continue with the last color
+            }
+            // color chosen, print string with trailing space, minus
+            // first two characters
+            c.Printf( "%s ", w[2:] )
+        // if first char is bold color escape character
+        } else if string( w[0] ) == "#" {
+            // see which color is requested
+            switch string( w[1] ) {
+                case "1":   // 1 -> red
+                    c = color.New( color.FgRed, color.Bold )
+                case "2":   // 2 -> yellow
+                    c = color.New( color.FgYellow, color.Bold )
+                case "3":   // 3 -> green
+                    c = color.New( color.FgGreen, color.Bold )
+                case "4":   // 4 -> blue
+                    c = color.New( color.FgBlue, color.Bold )
+                case "5":   // 5 -> cyan
+                    c = color.New( color.FgCyan, color.Bold )
+                case "6":   // 6 -> magenta
+                    c = color.New( color.FgMagenta, color.Bold )
+                case "7":   // 7 -> black
+                    c = color.New( color.FgBlack, color.Bold )
+                case "0":   // 0 -> white again
+                    c = color.New( color.FgWhite, color.Bold )
+                default:
+                    // none of these, continue with the last color
+            }
+            // color chosen, print string with trailing space, minus
+            // first two characters
+            c.Printf( "%s ", w[2:] )
+        } else {    // TODO add if for if w[0] is "\"
+            // using the currently selected color, print the next work
+            // and a trailing space
+            c.Printf( "%s ", w )
+        }
+    }
+
+    c.Println()     // print final newline
+
+    //fmt.Println( subcom[0] )    // whole-ass just print quote
     return "te@success"         // set transaction end message
 }
 
@@ -243,7 +322,8 @@ func listAnswer( subcom []string ) string {
         quotes := strings.Split( subcom[0], "\n" )
         for p, v := range quotes {      // iterate over quotes
             // print num of quote, followed by that quote
-            fmt.Println( p + 1, "\t", v )
+            fmt.Print( p + 1, "\t" )
+            quoteAnswer( []string{ v } )
         }
         resp = "te@success"     // set transaction end message
     }
@@ -315,16 +395,18 @@ func secondEdit( subcom []string ) string {
         return "te@success"
     }
 
-    // edit command is a removal and an add
+    // edit command is an add and then a removal
     var resp string
-    resp = "cr@r2@" + subcom[0] + "@ar@"
-    // server response is text to be edited
+    resp = "cr@ar@"
+
     fmt.Println( "as is:   " + subcom[1] )
-    fmt.Print(   "preview: " )  // won't be useful until pretty print
+    fmt.Print(   "preview: " )      // show raw of current quote
     _ = quoteAnswer( subcom[1:] )   // display quote properly
 
-    // get user input for new quote and send
+    // server response is user input for new quote
     resp = resp + in( "\nupdate -> " )
+    // and position of old quote to be removed
+    resp = resp + "@r2@" + subcom[0]
     return resp
 }
 
@@ -480,12 +562,12 @@ func handle( conn net.Conn ) {
 //var qsize int       // keep track of num of quotes
 var conn net.Conn   // keep track of connection
 
-
 // global flag variables
 var add bool        // add new quotes to quote file ( on server )
 var remove bool     // remove quotes from quote file ( on server )
 var list bool       // request entire quote file from server
 var edit bool       // edit a pre-existing quote from quote file ( on server )
+var co bool         // list color codes
 var dest string     // provide a new destination ip and port
 var tsize int       // size of transmission buffer
 var VERS string         // version
@@ -496,18 +578,19 @@ func main() {
     var vv bool         // big version flag
 
     // define flags
-    flag.BoolVar( &add,    "a", false, "add quote to list" )
-    flag.BoolVar( &remove, "r", false, "remove quote from list" )
-    flag.BoolVar( &list,   "l", false, "print quote list" )
-    flag.BoolVar( &edit,   "e", false, "edit quote from list" )
-    flag.StringVar( &dest, "ip", "127.0.0.1:1300", "ip:port of server" )
-    flag.IntVar( &tsize,   "s", 256, "transmission size ( bytes )" )
-    flag.BoolVar( &v,      "v",  false, "display version and exit" )
-    flag.BoolVar( &vv,     "vv", false, "display version and about info and exit" )
+    flag.BoolVar( &add,     "a", false, "add quote to list" )
+    flag.BoolVar( &remove,  "r", false, "remove quote from list" )
+    flag.BoolVar( &list,    "l", false, "print quote list" )
+    flag.BoolVar( &edit,    "e", false, "edit quote from list" )
+    flag.BoolVar( &co,      "c", false, "list color codes with examples" )
+    flag.StringVar( &dest,  "ip", "127.0.0.1:1300", "ip:port of server" )
+    flag.IntVar( &tsize,    "s", 256, "transmission size ( bytes )" )
+    flag.BoolVar( &v,       "v",  false, "display version and exit" )
+    flag.BoolVar( &vv,      "vv", false, "display version and about info and exit" )
     flag.Parse()
 
     // FIXME get better versioning method
-    VERS = "3.0.0"
+    VERS = "4.0.0"
 
     if vv {         // display info and exit
         fmt.Println( "ekho client v" + VERS )
@@ -520,6 +603,54 @@ func main() {
         return
     }
 
+    if co {         // display color codes and examples and quit
+        // print color code and color example on same line
+        // color.XYZ print inserts newline
+        fmt.Print( "$1: " )
+        color.Red( "red" )
+        fmt.Print( "$2: " )
+        color.Yellow( "yellow" )
+        fmt.Print( "$3: " )
+        color.Green( "green" )
+        fmt.Print( "$4: " )
+        color.Blue( "blue" )
+        fmt.Print( "$5: " )
+        color.Cyan( "cyan" )
+        fmt.Print( "$6: " )
+        color.Magenta( "magenta" )
+        fmt.Print( "$7: " )
+        color.Black( "black" )
+        fmt.Print( "$0: " )
+        color.White( "white (reset)" )
+        // print bold codes
+        fmt.Print( "\n#1: " )
+        // create bold color object, change out actual color and print
+        bold := color.New( color.Bold, color.FgRed )
+        bold.Println( "bold red" )
+        fmt.Print( "#2: " )
+        bold.Add( color.FgYellow )
+        bold.Println( "bold yellow" )
+        fmt.Print( "#3: " )
+        bold.Add( color.FgGreen )
+        bold.Println( "bold green" )
+        fmt.Print( "#4: " )
+        bold.Add( color.FgBlue )
+        bold.Println( "bold blue" )
+        fmt.Print( "#5: " )
+        bold.Add( color.FgCyan )
+        bold.Println( "bold Cyan" )
+        fmt.Print( "#6: " )
+        bold.Add( color.FgMagenta )
+        bold.Println( "bold magenta" )
+        fmt.Print( "#7: " )
+        bold.Add( color.FgBlack )
+        bold.Println( "bold black" )
+        fmt.Print( "#0: " )
+        bold.Add( color.FgWhite )
+        bold.Println( "bold white" )
+        return      // bail
+    }
+
     service := dest     // declare server ip:port
 
     // create address object

go.mod

@@ -0,0 +1,11 @@
+module earth-1.net/oracle/ekho
+
+go 1.27.1
+
+require github.com/fatih/color v1.19.0
+
+require (
+	github.com/mattn/go-colorable v0.1.14 // indirect
+	github.com/mattn/go-isatty v0.0.20 // indirect
+	golang.org/x/sys v0.42.0 // indirect
+)

go.sum

@@ -0,0 +1,9 @@
+github.com/fatih/color v1.19.0 h1:Zp3PiM21/9Ld6FzSKyL5c/BULoe/ONr9KlbYVOfG8+w=
+github.com/fatih/color v1.19.0/go.mod h1:zNk67I0ZUT1bEGsSGyCZYZNrHuTkJJB+r6Q9VuMi0LE=
+github.com/mattn/go-colorable v0.1.14 h1:9A9LHSqF/7dyVVX6g0U9cwm9pG3kP9gSzcuIPHPsaIE=
+github.com/mattn/go-colorable v0.1.14/go.mod h1:6LmQG8QLFO4G5z1gPvYEzlUgJ2wF+stgPZH1UqBm1s8=
+github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
+github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
+golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.42.0 h1:omrd2nAlyT5ESRdCLYdm3+fMfNFE/+Rf4bDIQImRJeo=
+golang.org/x/sys v0.42.0/go.mod h1:4GL1E5IUh+htKOUEOaiffhrAeqysfVGipDYzABqnCmw=

list.q

@@ -1,9 +1 @@
-@user:
-shmuley
-floglin
-@all:
-blingo
-no but like actually blingo shmingo
-i would prefer not to
-@default:
-thank you for using ekho
+thank you for using $1ekho

server.go

@@ -1,14 +1,13 @@
 // =============================================================================
 // Auth: alex
 // File: server.go
-// Revn: 09-06-2026  3.0.0
+// Revn: 09-15-2026  3.0.2
 // Func: host MOTD connection
 //
 // TODO: add user-specific prints
 //       write usage and errors to logfile
 //       remove ioutil import
 //       send logfile to client on request
-//       add color printing to qfile
 //       add flags?
 //       add more /codes/ to handle
 // =============================================================================
@@ -52,6 +51,9 @@
 // 05-12-2026: added v and vv input flags
 // 09-05-2026: buncha shit happened, dropped the commit
 //#09-06-2026: added /e1/, /e2/, and /cr/, got edit working
+// 09-12-2026: minor comments in receive()
+//*09-15-2026: fixed OOB error in /qa/ for perhaps the last time
+//             fixed bad Atoi conversion bug for perhaps the last time
 //
 // =============================================================================
 
@@ -151,27 +153,18 @@ func receive( conn net.Conn ) {
     n, err := conn.Read( buffer[:] )
     checkN( err, conn ) // make sure read worked
 
-    // message anatomy
-    // command@number[@user]
-    //        @       @             delimiter
-    // command                      command, like list request or quote request
-    //         number               sequence or quote number
-    //                 user         quote username if applicable, default if not give
-    // add request message anatomy
-    // command@quote[@user]
-    //         quote                quote to be added
-    //                user          quote username, default if not given
-
     // cast message to string, take first n bytes, split over @
     command := strings.Split( string( buffer[:n] ), "@" )
 
+    // if command is to end transaction
     if command[0] == "te" {
-        conn.Close()
-        return
+        conn.Close()    // end transaction
+        return          // and bail
     }
 
+    // process command get response
     resp := handle( command )
-    
+
     // write response to client
     _, err = conn.Write( []byte( resp ) )
     checkN( err, conn ) // make sure write worked
@@ -195,7 +188,7 @@ func handle( command []string ) string {
         case "qr":      // /qr/, quote request
             // convert message argument to string to make sure it's a
             // valid number
-            num, nerr := strconv.Atoi( command[0] )
+            num, nerr := strconv.Atoi( command[1] )
             // nerr will not be nil if comm[1] is not a number
             if nerr != nil {
                 // formulate an error message
@@ -213,7 +206,7 @@ func handle( command []string ) string {
                         // why bad? num is -
                     default:
                         // good num, get quote, send off
-                        resp = "qa@" + qlist[num - 1]   // quote answer
+                        resp = "qa@" + qlist[num]   // quote answer
                 }
             }
         case "lr":      // /lr/, list request
@@ -438,7 +431,6 @@ func handle( command []string ) string {
 
 // globals
 var qlist []string      // list of quotes
-//var qlist = make( map[string][]string )
 var qfile string        // file object
 var tsize int           // size of transmission buffer
 var VERS string         // version
@@ -462,7 +454,7 @@ func main() {
     flag.Parse()
 
     // FIXME get better versioning method
-    VERS = "3.0.0"
+    VERS = "3.0.2"
 
     if vv {         // display info and exit
         fmt.Println( "ekho server v" + VERS )