1 files changed, 102 insertions, 0 deletions
diff --git a/argvAutoshell.go b/argvAutoshell.go
new file mode 100644
index 0000000..908c63b
--- /dev/null
+++ b/argvAutoshell.go
@@ -0,0 +1,102 @@
+// Copyright 2017-2025 WIT.COM Inc. All rights reserved.
+// Use of this source code is governed by the GPL 3.0
+
+package main
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+
+	"go.wit.com/lib/gui/shell"
+)
+
+/*
+	handles shell autocomplete
+*/
+
+// used for shell auto completion
+
+func (args) doBashAuto() {
+	argv.doBashHelp()
+	switch argv.BashAuto[0] {
+	case "list":
+		fmt.Println("--terminals")
+	default:
+		if argv.BashAuto[0] == ARGNAME {
+			// list the subcommands here
+			fmt.Println("--pull list")
+		}
+	}
+	os.Exit(0)
+}
+
+// prints help to STDERR // TODO: move everything below this to go-args
+func (args) doBashHelp() {
+	if len(argv.BashAuto) < 2 {
+		fmt.Fprintf(os.Stderr, "something went wrong with the GO args autocomplete in %s\n", ARGNAME)
+		return
+	}
+	if argv.BashAuto[1] != "''" {
+		// if this is not blank, then the user has typed something
+		return
+	}
+	if argv.BashAuto[0] != ARGNAME {
+		// if this is not the name of the command, the user already started doing something
+		return
+	}
+	if argv.BashAuto[0] == ARGNAME {
+		me.pp.WriteHelp(os.Stderr)
+		return
+	}
+	fmt.Fprintln(os.Stderr, "")
+	fmt.Fprintln(os.Stderr, "something went wrong with the GO args package")
+	fmt.Fprintln(os.Stderr, "")
+}
+
+func (args) doBash() {
+	if homeDir, err := os.UserHomeDir(); err == nil {
+		filename := filepath.Join(homeDir, ".local/share/bash-completion/completions", ARGNAME)
+		if !shell.Exists(filename) {
+			if f, err := os.OpenFile(filename, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644); err == nil {
+				f.Write([]byte(makeBashCompletionText(ARGNAME)))
+				f.Close()
+			}
+		}
+	}
+	fmt.Println(makeBashCompletionText(ARGNAME))
+}
+
+func makeBashCompletionText(argname string) string {
+	var out string
+
+	out += fmt.Sprintf("# add this in your bashrc:\n")
+	out += fmt.Sprintf("\n")
+	out += fmt.Sprintf("# todo: add this to go-arg as a 'hidden' go-arg option --bash\n")
+	out += fmt.Sprintf("#\n")
+	out += fmt.Sprintf("# Put the below in the file: ~/.local/share/bash-completion/completions/%s\n", argname)
+	out += fmt.Sprintf("#\n")
+	out += fmt.Sprintf("# todo: make this output work/parse with:\n")
+	out += fmt.Sprintf("# complete -C " + argname + " --bash go\n")
+	out += fmt.Sprintf("\n")
+	out += fmt.Sprintf("_" + argname + "_complete()\n")
+	out += fmt.Sprintf("{\n")
+	out += fmt.Sprintf("	# sets local to this func vars\n")
+	out += fmt.Sprintf("	local cur prev all\n")
+	out += fmt.Sprintf("	cur=${COMP_WORDS[COMP_CWORD]}\n")
+	out += fmt.Sprintf("	prev=${COMP_WORDS[COMP_CWORD-1]}\n")
+	out += fmt.Sprintf("	all=${COMP_WORDS[@]}\n")
+	out += fmt.Sprintf("\n")
+	out += fmt.Sprintf("	# this is where we generate the go-arg output\n")
+	out += fmt.Sprintf("        GOARGS=$(" + argname + " --auto-complete $prev \\'$cur\\' $all)\n")
+	out += fmt.Sprintf("\n")
+	out += fmt.Sprintf("	# this compares the command line input from the user\n")
+	out += fmt.Sprintf("	# to whatever strings we output\n")
+	out += fmt.Sprintf("        COMPREPLY=( $(compgen -W \"$GOARGS\" -- $cur) )  # THIS WORKS\n")
+	out += fmt.Sprintf("	return 0\n")
+	out += fmt.Sprintf("}\n")
+	out += fmt.Sprintf("complete -F _%s_complete %s\n", argname, argname)
+	out += fmt.Sprintf("\n")
+	out += fmt.Sprintf("# copy and paste the above into your bash shell should work\n")
+	return out
+}