Add bash shell completion for wivrnctl

Author: Meumeu

tools/wivrnctl/CMakeLists.txt

@@ -4,6 +4,10 @@ target_link_libraries(wivrnctl PRIVATE CLI11::CLI11 PkgConfig::SYSTEMD)
 
 install(TARGETS wivrnctl)
 
+install(FILES dist/wivrnctl.bash
+	RENAME wivrnctl
+	DESTINATION share/bash-completion/completions)
+
 install(FILES dist/_wivrnctl.zsh
 	RENAME _wivrnctl
 	DESTINATION share/zsh/site-functions)

tools/wivrnctl/dist/wivrnctl.bash

@@ -0,0 +1,104 @@
+# bash completion for wivrnctl
+
+_wivrnctl_headsets() {
+    wivrnctl list-paired 2>/dev/null \
+        | tail -n +2 \
+        | awk '{print $1}'
+}
+
+_wivrnctl_tabs() {
+    cat <<EOF
+hidden
+overlay_only
+compact
+stats
+settings
+foveation_settings
+applications
+application_launcher
+EOF
+}
+
+_wivrnctl()
+{
+    local cur prev cmd
+    COMPREPLY=()
+
+    cur="${COMP_WORDS[COMP_CWORD]}"
+    prev="${COMP_WORDS[COMP_CWORD-1]}"
+
+    # Global options
+    if [[ $COMP_CWORD -eq 1 ]]; then
+        COMPREPLY=( $(compgen -W \
+            "--help pair unpair rename list-paired stop-server disconnect tab" \
+            -- "$cur") )
+        return
+    fi
+
+    cmd="${COMP_WORDS[1]}"
+
+    case "$cmd" in
+        pair)
+            case "$prev" in
+                -d|--duration)
+                    COMPREPLY=( $(compgen -W \
+                        "unlimited $(seq 1 10)" \
+                        -- "$cur") )
+                    return
+                    ;;
+            esac
+
+            COMPREPLY=( $(compgen -W \
+                "-h --help -d --duration" \
+                -- "$cur") )
+            ;;
+
+        unpair)
+            case "$prev" in
+                unpair|-h|--help)
+                    COMPREPLY=( $(compgen -W "$(_wivrnctl_headsets)" -- "$cur") )
+                    return
+                    ;;
+            esac
+
+            if [[ "$cur" == -* ]]; then
+                COMPREPLY=( $(compgen -W "-h --help" -- "$cur") )
+            else
+                COMPREPLY=( $(compgen -W "$(_wivrnctl_headsets)" -- "$cur") )
+            fi
+            ;;
+
+        rename)
+            if [[ $COMP_CWORD -eq 2 ]]; then
+                COMPREPLY=( $(compgen -W "$(_wivrnctl_headsets)" -- "$cur") )
+            elif [[ "$cur" == -* ]]; then
+                COMPREPLY=( $(compgen -W "-h --help" -- "$cur") )
+            fi
+            ;;
+
+        list-paired)
+            COMPREPLY=( $(compgen -W \
+                "-h --help -k --keys" \
+                -- "$cur") )
+            ;;
+
+        stop-server|disconnect)
+            COMPREPLY=( $(compgen -W \
+                "-h --help" \
+                -- "$cur") )
+            ;;
+
+        tab)
+            if [[ "$cur" == -* ]]; then
+                COMPREPLY=( $(compgen -W "-h --help" -- "$cur") )
+            else
+                COMPREPLY=( $(compgen -W "$(_wivrnctl_tabs)" -- "$cur") )
+            fi
+            ;;
+
+        *)
+            ;;
+    esac
+}
+
+complete -F _wivrnctl wivrnctl