feat(shell): a first attempt

shell/completion.zsh

@@ -0,0 +1,75 @@
+# tv-completion.zsh - A fuzzy finder script using `tv`
+# This script provides fuzzy autocompletion for commands, paths, hosts, processes, and more.
+
+# Set the completion trigger (default: '**')
+: "${TV_COMPLETION_TRIGGER=**}"
+
+# Options for `tv` during completion
+: "${TV_COMPLETION_OPTS=--interactive}"
+: "${TV_COMPLETION_PATH_OPTS=}"     # Customize for file path search
+: "${TV_COMPLETION_DIR_OPTS=}"      # Customize for directory search
+
+# Function to restore Zsh options
+_tv_restore_options() {
+  setopt "$@" 2>/dev/null
+}
+
+# Custom file path generator
+_tv_compgen_path() {
+  find . -type f 2>/dev/null
+}
+
+# Custom directory generator
+_tv_compgen_dir() {
+  find . -type d 2>/dev/null
+}
+
+# General file and directory completion
+_tv_path_completion() {
+  local result
+  result=$(tv $TV_COMPLETION_PATH_OPTS)
+  [[ -n $result ]] && zle -I && LBUFFER+="$result"
+}
+
+_tv_dir_completion() {
+  local result
+  result=$(tv 'dirs' $TV_COMPLETION_DIR_OPTS)
+  echo $result
+  [[ -n $result ]] && zle -I && LBUFFER+="$result"
+}
+
+# Generic fuzzy completion function
+_tv_completion() {
+  local cmd_word="$1"
+  local result
+
+  case "$cmd_word" in
+    export|unset)
+      result=$(printenv | cut -d= -f1 | tv $TV_COMPLETION_OPTS)
+      ;;
+    *)
+      if [[ -d ${LBUFFER##* } ]]; then
+        _tv_dir_completion
+      else
+        _tv_path_completion
+      fi
+      ;;
+  esac
+
+  [[ -n $result ]] && zle -I && LBUFFER+="$result"
+}
+
+# Hook into Zsh completion system
+zle -C tv-completion complete-word _tv_completion
+zle -N _tv_path_completion
+zle -N _tv_dir_completion
+bindkey '^I' tv-completion
+
+# Initialize tv completion trigger
+zstyle ':completion:*' completer _tv_completion
+
+# Cleanup options when done
+{ setopt localoptions; local _tv_restore_options } always {
+  _tv_restore_options "$@"
+}
+