#!/bin/bash
#
# ~/.bashrc
#

# Function to append to PATH if not already present
append_path () {
    case ":$PATH:" in
        *:"$1":*) ;;
        *) PATH="${PATH:+$PATH:}$1" ;;
    esac
}

# Add user bin directories to PATH if they exist
append_path "$HOME/bin"
append_path "$HOME/.local/bin"
append_path "$HOME/.bin"   # Append .bin only if directory exists

# Check if the shell is interactive, and only execute below in interactive shells
[[ $- != *i* ]] && return

# Set default aliases
alias ls='ls -l --color=auto'
alias grep='grep --color=auto'
alias rs="sudo pacman -Rs"
alias s="sudo pacman -S"
alias sy="sudo pacman -Syy"
alias syyu="sudo pacman -Syyu"
alias lck="sudo rm /var/lib/pacman/db.lck"
alias vm="sudo systemctl enable --now vmtoolsd.service"
alias rip="expac --timefmt='%Y-%m-%d %T' '%l\t%n %v' | sort | tail -200 | nl"
alias ys="yay -S"
alias pas="paru -S"
alias wget="wget -c"
alias ..="cd .."
alias home="cd ~"
alias docs="cd ~/Documents"
alias dl="cd ~/Downloads"
alias music="cd ~/Music"
alias pics="cd ~/Pictures"
alias vids="cd ~/Videos"
alias desk="cd ~/Desktop"

# Enhanced file manipulation aliases
alias rm="rm -i"           # Confirm before removing files
alias mv="mv -i"           # Confirm before overwriting files
alias cp="cp -i"           # Confirm before overwriting files
alias touch="touch -c"     # Don't create a new file if it already exists
alias du="du -h --max-depth=1"  # Human-readable sizes, limit depth
alias df="df -h"           # Human-readable disk usage
alias find="find . -type f" # Find files only (not directories)

# Enable case-insensitive completion
bind "set completion-ignore-case on"

# Function for extracting different types of archives
ex () {
    if [ -f "$1" ]; then
        case "$1" in
            *.tar.bz2)   tar xjf "$1" ;;
            *.tar.gz)    tar xzf "$1" ;;
            *.bz2)       bunzip2 "$1" ;;
            *.rar)       unrar x "$1" ;;
            *.gz)        gunzip "$1"  ;;
            *.tar)       tar xf "$1"  ;;
            *.tbz2)      tar xjf "$1" ;;
            *.tgz)       tar xzf "$1" ;;
            *.zip)       unzip "$1"   ;;
            *.Z)         uncompress "$1" ;;
            *.7z)        7z x "$1"    ;;
            *.deb)       ar x "$1"    ;;
            *.tar.xz)    tar xf "$1"  ;;
            *.tar.zst)   tar xf "$1"  ;;
            *)           echo "'$1' cannot be extracted via ex()" ;;
        esac
    else
        echo "'$1' is not a valid file"
    fi
}

# Custom PS1 prompt with IP address and conditional formatting based on terminal type
get_ip_address() {
    # Extract non-local IP address
    ip -4 addr show | grep -v '127.0.0.1' | grep -oP '(?<=inet\s)\d+(\.\d+){3}' | head -n 1
}

# Check if in a terminal session
if [[ $(tty) == */dev/tty* ]]; then
    PS1="\e[1;31m[\u\e[1;32mIP: $(get_ip_address) | \e[1;31m]\n[>]\[\e[1;31m\]\$(pwd) $ \[\e[0m\]"
else
    PS1="\e[1;31m┌──[I'm \u\e[0m➜ \e[1;32mPublic IP: $(get_ip_address)🔒\e[1;31m]\n└──╼[\e[1;32mSNIGDHA OS\e[1;31m]\[\e[1;31m\]\$(pwd)\n$ Command: \[\e[0m\]"
fi

# Display system information via neofetch if the flag is not set
if [[ $1 != "no-repeat-flag" && -z $NO_REPETITION ]]; then
    neofetch
fi

# Additional useful aliases
alias cls="clear"                     # Clear the terminal screen
alias h="history"                     # Show command history
alias upg="sudo pacman -Syu"          # Update system
alias restart="sudo reboot"           # Restart system
alias shutdown="sudo shutdown -h now" # Shutdown system
alias halt="sudo shutdown -h now"     # Shutdown system (alternative)
alias lock="i3lock"                   # Lock screen
alias logs="journalctl -xe"           # Show system logs
alias t="tmux"                        # Start tmux session
alias top="htop"                      # Use htop instead of top
alias cpu="lscpu"                     # Display CPU info
alias mem="free -h"                   # Display memory info
alias battery="upower -i $(upower -e | grep 'BAT') | grep 'state\|percentage'" # Battery status

# Navigate the system more efficiently
alias src="cd ~/src"  # Navigate to source code directory
alias code="code ."    # Open VSCode in current directory