zsh: switch to fzf for history

.zsh/config.zsh

@@ -57,7 +57,7 @@ autoload -z edit-command-line
 zle -N edit-command-line
 bindkey "^X^E" edit-command-line
 
-bindkey '^R' zaw-history
+bindkey '^R' fzf_history
 
 bindkey "${terminfo[khome]}" beginning-of-line
 bindkey "${terminfo[kend]}" end-of-line

.zsh/fzf/fzf.zsh

@@ -0,0 +1,15 @@
+export FZF_DEFAULT_OPTS="--layout=reverse"
+
+fzf_history() {
+  local selected=$(sed 's/^[^;]*;//' $HISTFILE | \
+    FZF_DEFAULT_OPTS="--height ${FZF_TMUX_HEIGHT:-40%} $FZF_DEFAULT_OPTS --tiebreak=index --tac --bind=ctrl-r:toggle-sort,ctrl-z:ignore $FZF_CTRL_R_OPTS --query=${(qqq)LBUFFER} +m" fzf)
+  local ret=$?
+
+  if [ -n "$selected" ]; then
+    BUFFER="$selected"
+  fi
+  zle reset-prompt
+  return $ret
+}
+
+zle -N fzf_history

.zshrc

@@ -5,11 +5,11 @@ zplug t413/zsh-background-notify
 zplug rimraf/k
 zplug tarrasch/zsh-bd
 zplug zsh-users/zsh-syntax-highlighting, defer:2
-zplug zsh-users/zaw
 zplug "${HOME}/.zsh", from:local
 if [ -f "$HOME/.zshrc.local" ]; then
   source $HOME/.zshrc.local
 fi
+zplug "${HOME}/.zsh/fzf", from:local, if:"command -v fzf"
 
 if ! zplug check --verbose; then
   printf "Install? [y/N]: "