[misc] refactory

fish/config/config.fish

@@ -1,11 +1,16 @@
 #!/usr/bin/env fish
-
-set -U FZF_COMPLETE 0
+#
 set -gx EDITOR nvim
-set -gx PGDATA /usr/local/var/postgres
-set -gx LESS "-SRXF"
-set -gx LS_COLORS 'ow=34;42;40'
+
+# enable fzf completion hotkey
+set -U FZF_COMPLETE 0
+# no line-wrapping, good for `docker ps`
+set -gx LESS "-SXF"
+# nvm plugin
 set -gx nvm_mirror http://npm.taobao.org/mirrors/node
+# change OTHER-WRITABLE color for `ls` command
+set -gx LS_COLORS 'ow=34;42;40'
+# ranger highlighting color theme
 set -gx HIGHLIGHT_OPTIONS --style=solarized-dark
 
 # tune git icon for nerdfont
@@ -39,48 +44,37 @@ append-path-if-exists /usr/local/bin
 append-path-if-exists ~/.local/bin
 append-path-if-exists ~/.yarn/bin
 append-path-if-exists /snap/bin
-#/usr/bin/xmodmap /home/klesh/.Xmodmap
 
-if which pip 1>/dev/null 2>/dev/null; and pip show virtualfish > /dev/null 2>/dev/null
+# source virtualfish if available
+if which pip &>/dev/null && pip show virtualfish &>/dev/null
     eval (python -m virtualfish auto_activation)
 end
 
-# pronounce a English word
+# datetime in filename format
+function dt
+    date "+%Y%m%d-%H%M%S"
+end
+
+# translation
+function d
+    set meta (
+        curl -SsLG "http://cn.bing.com/dict/search" --data-urlencode "q=$argv" | \
+        string match -r '<meta name="description" content="必应词典为您提供.+的释义，(.+?)" />'
+    )
+    set trans (string replace -ra '\W(?=(\w+\.|网络释义：))' \n $meta[2])
+    string join \n $trans
+end
+
+# pronounciation
 function dp
     set play afplay
     if not which $play 2>/dev/null
         set play ffplay -nodisp -autoexit
     end
-  wget -O /tmp/sound.mp3 "http://dict.youdao.com/dictvoice?audio=$argv[1]&type=1">/dev/null 2>/dev/null
+    wget -O /tmp/sound.mp3 "http://dict.youdao.com/dictvoice?audio=$argv[1]&type=1" &>/dev/null
     and eval $play /tmp/sound.mp3 1>/dev/null 2>/dev/null
 end
 
-# print current datetime as in plain format which could be use a filename etc
-function dt
-  date "+%Y%m%d-%H%M%S"
-end
-
-function d
-  set word $argv
-  set escaped_word (string escape --style url "$word")
-  curl -SsL "http://cn.bing.com/dict/search?q=$escaped_word" |\
-	grep -Eo '<meta name="description" content="(.+) " ?/>' |\
-	sed -E 's/<meta name="description" content="必应词典为您提供.+的释义，(.+)" ?\/>/\1/' |\
-	sed -E 's/(.*)(，)(.*)/\1 \3/' | awk -v WORD=$word '{
-		c=0;
-		print WORD;
-		for(i=1;i<=NF;i++) {
-			if(match($i, "^[a-z]+\\.|网络释义：$") != 0) {
-				if(c==0) printf "\n";
-				printf "\n";
-				c++;
-			}
-			printf "%s ",$i;
-		}
-		printf "\n";
-	}' 2>/dev/null
-end
-
 function clean-taobao-link
     echo "$argv" | sed 's/^\(.*\)?\(.*&\)\?\(id=[^&]\+\).*$/\1?\3/g' | xsel -sb
 end
@@ -89,7 +83,7 @@ end
 function sync-ssh-config
     # sshconfig has a restricted file permission requirement which normally hard to
     # be met on Window (i.e., syncing your config by Nextcloud on drive D).
-  # this function pour contents of files within ~/.ssh/config.d to ~/.ssh/config
+    # this function pours contents of files within ~/.ssh/config.d to ~/.ssh/config
     if test -d ~/.ssh/config.d
         rm -rf ~/.ssh/config
         for cfg in (ls ~/.ssh/config.d)
@@ -108,17 +102,18 @@ function caps-to-grave
     xmodmap -e "keycode 66 = grave asciitilde"
 end
 
+# print out all colors with their index
 function show-colors
     bash -c '(x=`tput op` y=`printf %76s`;for i in {0..256};do o=00$i;echo -e ${o:${#o}-3:3} `tput setaf $i;tput setab $i`${y// /=}$x;done)'
 end
 
 # auto startx
-if test -z "$DISPLAY" -a -n "$XDG_VTNR" -a "$XDG_VTNR" -eq "1" -a -z "$STARTED"
+if test -z "$STARTED" -a -z "$DISPLAY" -a -n "$XDG_VTNR" -a "$XDG_VTNR" -eq "1"
     set -gx STARTED true
     startx
 end
 
-alias k=kubectl
+alias k="kubectl"
 alias kcc="k config get-contexts"
 alias kcu="k config use-context"
 alias kgd="k get deployment"
@@ -128,7 +123,6 @@ alias kl="k logs -f --all-containers"
 alias issh='ssh -o "StrictHostKeyChecking=no" -o "UserKnownHostsFile=/dev/null"'
 alias iscp='scp -o "StrictHostKeyChecking=no" -o "UserKnownHostsFile=/dev/null"'
 
+status is-interactive && cd $last_pwd
 
 source-file-if-exists ~/.profile.fish
-
-status is-interactive && cd $last_pwd