feat(zfunctions): add search and select history

zfunctions/peco_select_history.zsh

@@ -0,0 +1,36 @@
+#!/usr/bin/env zsh
+
+# Default configurations
+typeset -gA PECO_HISTORY_CONFIG=(
+  [layout]="bottom-up"
+  [prompt]="HISTORY>"
+  [initial_filter]="Fuzzy"
+  [extra_flags]=""
+  [keymap]="^R"
+)
+
+peco_select_history() {
+  local peco_flags=(
+    "--layout=${PECO_HISTORY_CONFIG[layout]}"
+    "--prompt" "${PECO_HISTORY_CONFIG[prompt]}"
+    "--initial-filter=${PECO_HISTORY_CONFIG[initial_filter]}"
+  )
+  [ -n "${PECO_HISTORY_CONFIG[extra_flags]}" ] && peco_flags+=("${(z)PECO_HISTORY_CONFIG[extra_flags]}")
+  [ $# -ne 0 ] && peco_flags+=("--query" "$1")
+
+  local selected=$(fc -rl 1 | 
+    awk '{ cmd=$0; sub(/^[ \t]*[0-9]+\**[ \t]+/, "", cmd); if (!seen[cmd]++) print $0 }' |
+    peco "${peco_flags[@]}" |
+    awk '{$1=""; print substr($0,2)}')
+
+  if [ -n "$selected" ]; then
+    BUFFER=$selected
+    CURSOR=$#BUFFER
+    zle redisplay
+  else
+    zle reset-prompt
+  fi
+}
+
+zle -N peco_select_history
+bindkey "${PECO_HISTORY_CONFIG[keymap]}" peco_select_history