#!/usr/bin/env bash

set -euo pipefail

RED="\e[31m" GREEN="\e[32m" RESET="\e[0m"

msg() {
	case "$1" in
	error)
		printf '%b\n' "${RED}$2${RESET}"
		bash -c -- read -n 1 -s -r
		;;
	done)
		printf '%b\n' "${GREEN}$2${RESET}"
		bash -c -- read -n 1 -s -r
		;;
	esac
}

current_shell=$(getent passwd "$USER" | cut -d: -f7 | xargs basename)
fzf_opts=(
	"--height=50%"
	"--border"
	"--layout=reverse"
)

if [ "$current_shell" == "bash" ]; then
	# Get the history file path
	if [ -s "$HOME/.local/share/bash/history" ]; then
		history_file="$HOME/.local/share/bash/history"
	elif [ -s "$HOME/.bash_history" ]; then
		history_file="$HOME/.bash_history"
	fi
	# Check if the history file exists and is not empty
	if [ -s "$history_file" ]; then
		cat "$history_file" |
			fzf "${fzf_opts[@]}" |
			wl-copy ||
			msg error "Nothing selected to copy"
	else
		msg error "No history found"
	fi
elif [ "$current_shell" == "zsh" ]; then
	# Get the history file path
	if [ -s "$HOME/.zsh_history" ]; then
		history_file="$HOME/.zsh_history"
	elif [ -s "$HOME/.local/share/zsh/history" ]; then
		history_file="$HOME/.local/share/zsh/history"
	fi
	# Check if the history file exists and is not empty
	if [ -n "$history_file" ]; then
		cat "$history_file" |
			cut -d';' -f2 |
			fzf "${fzf_opts[@]}" |
			wl-copy ||
			msg error "Nothing selected to copy"
	else
		msg error "No history found"
	fi
fi