customize-bash.sh

#!/bin/bash
# this script is used to install a suite of terminal customizations
# making changes to this causes the docker builds to take too long. Moving it back to dockerfile for now.
set -e

echo "Updating system and installing base utilities..."

if command -v microdnf >/dev/null 2>&1; then
    PKG_UPDATE="microdnf update -y"
    PKG_INSTALL="microdnf install -y"
    PKG_CLEAN="microdnf clean all"
elif command -v dnf >/dev/null 2>&1; then
    PKG_UPDATE="dnf update -y"
    PKG_INSTALL="dnf install --allowerasing -y"
    PKG_CLEAN="dnf clean all"
else
    echo "Neither microdnf nor dnf found. Exiting."
    exit 1
fi
echo "Using package manager: $(command -v microdnf || command -v dnf)"
$PKG_UPDATE
$PKG_INSTALL git tar unzip tzdata make gawk procps findutils nano bat zoxide fzf
$PKG_CLEAN


echo "Installing Oh My Posh..."

mkdir -p "$HOME/.posh"
curl -fsSL https://github.com/JanDeDobbeleer/oh-my-posh/releases/latest/download/posh-linux-amd64 -o "$HOME/.posh/oh-my-posh"
chmod +x "$HOME/.posh/oh-my-posh"
mkdir -p "$HOME/.posh-themes"
curl -fsSL https://github.com/JanDeDobbeleer/oh-my-posh/releases/latest/download/themes.zip -o "$HOME/.posh/themes.zip"
unzip "$HOME/.posh/themes.zip" -d "$HOME/.posh-themes"
rm "$HOME/.posh/themes.zip"
cat << EOF >> "$HOME/.bashrc"

# Oh My Posh configuration
export PATH=\$PATH:\$HOME/.posh:
eval "\$(oh-my-posh init bash)"

# Better command colors
export CLICOLOR=1
export LSCOLORS=ExFxBxDxCxegedabagacad

EOF


echo "Setting timezone to America/Chicago..."

export TZ=America/Chicago
ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone


echo "Installing ble.sh for Bash autosuggestions and syntax highlighting..."

git clone --depth 1 https://github.com/akinomyoga/ble.sh.git "$HOME/.ble.sh"
make -C "$HOME/.ble.sh"
cat << 'EOF' >> "$HOME/.bashrc"
# ble.sh: enhances Bash with autosuggestions and syntax highlighting
source $HOME/.ble.sh/out/ble.sh
bleopt history_share=1
export HISTFILE="$HOME/.local/share/blesh/ble_history"

EOF


cat << 'EOF' >> "$HOME/.bashrc"
# alias cat to bat (a cat replacement with wings)
alias cat="bat"

EOF


echo "Installing eza (modern ls replacement)..."

cd /tmp
curl -L https://github.com/eza-community/eza/releases/download/v0.20.19/eza_x86_64-unknown-linux-gnu.zip -o eza.zip
unzip eza.zip
mv eza /usr/local/bin/
cd /
rm -rf /tmp/*
cat << 'EOF' >> "$HOME/.bashrc"
# alias ls to eza, with additional aliases
alias ls="eza"
alias ll="eza -l"
alias la="eza -la"

EOF


cat << 'EOF' >> "$HOME/.bashrc"
# Add .local/bin to PATH if not already there
if [[ ":$PATH:" != *":$HOME/.local/bin:"* ]]; then
    export PATH="$HOME/.local/bin:$PATH"
fi

eval "$(zoxide init bash)"
alias cd="z"

EOF


echo "Installing fzf (fuzzy finder)..."

echo "Setting fzf environment variables..."
cat << 'EOF' >> "$HOME/.bashrc"
eval "$(fzf --bash)"
# Setting fzf environment variables...
export FZF_DEFAULT_OPTS="--layout=reverse --preview 'bat --color=always {}'"
export FZF_CTRL_T_COMMAND="find . -type f -not -path './.git/*'"
export FZF_CTRL_T_OPTS="--height 100% --preview 'bat --color=always {}'"
export FZF_CTRL_R_OPTS="--height 100% --preview 'echo {}' --preview-window up:3:wrap"

EOF


echo "customize-bash.sh installation complete."