create-symlinks.sh

#!/bin/bash

DOTFILES_DIR="$HOME/.dotfiles"

# Define an array of source and target file pairs.
files=(
	"$HOME/.config/nvim:$DOTFILES_DIR/nvim"
	"$HOME/.config/wezterm:$DOTFILES_DIR/wezterm"
	"$HOME/.config/gh-copilot/config.yml:$DOTFILES_DIR/gh-copilot/config.yml"
	"$HOME/.gitconfig:$DOTFILES_DIR/.gitconfig"
	"$HOME/.p10k.zsh:$DOTFILES_DIR/.p10k.zsh"
	"$HOME/.wezterm.lua:$DOTFILES_DIR/.wezterm.lua"
	"$HOME/.zprofile:$DOTFILES_DIR/.zprofile"
	"$HOME/.zshrc:$DOTFILES_DIR/.zshrc"
)

# Backup any existing files that are not symlinks and create symlinks.
echo "Backing up existing files and creating symlinks..."
for entry in "${files[@]}"; do
	# Extract the source and target from the entry.
	file="${entry%%:*}"
	target="${entry##*:}"

	# Backup existing files or symlinks if they are not the symlinks we want.
	if [ -e "$file" ] && [ "$(readlink -f "$file")" != "$target" ]; then
		echo "Backing up '$file'..."
		mkdir -p "$HOME/.backup_dotfiles"
		mv "$file" "$HOME/.backup_dotfiles/"
	fi

	# Create any missing parent directories.
	mkdir -p "$(dirname "$file")"

	# Create symlinks if they are not already the symlinks we want.
	if [ "$(readlink -f "$file")" != "$target" ]; then
		ln -sf "$target" "$file"
	fi
done
echo "...done! Backups were saved to $HOME/.backup_dotfiles/ and symlinks were created."

# If WSL, then create Windows symbolic links in Windows user directory.
if command -v powershell.exe &>/dev/null; then
	echo "Creating Windows symlink to wezterm config file..."
	WEZTERM_CONFIG_PATH=$(echo "//wsl.localhost/Arch${DOTFILES_DIR}/.wezterm.lua" | sed 's/\//\\/g')
	if powershell.exe -Command "Test-Path \$env:USERPROFILE\\.wezterm.lua" >/dev/null; then
		powershell.exe -Command "Remove-Item -Recurse -Force \$env:USERPROFILE\\.wezterm.lua" >/dev/null
	fi
	powershell.exe -Command "New-Item -ItemType SymbolicLink -Path \$env:USERPROFILE\\.wezterm.lua -Target ${WEZTERM_CONFIG_PATH}" >/dev/null
	echo "...done!"

	echo "Creating Windows symlink to wezterm directory..."
	WEZTERM_DIR_PATH=$(echo "//wsl.localhost/Arch${DOTFILES_DIR}/wezterm" | sed 's/\//\\/g')
	if powershell.exe -Command "Test-Path \$env:USERPROFILE\\.wezterm" >/dev/null; then
		powershell.exe -Command "Remove-Item -Recurse -Force \$env:USERPROFILE\\.wezterm" >/dev/null
	fi
	powershell.exe -Command "New-Item -ItemType SymbolicLink -Path \$env:USERPROFILE\\.wezterm -Target ${WEZTERM_DIR_PATH}" >/dev/null
	echo "...done!"

	echo "Creating Windows symlink to nvim config directory..."
	NVIM_CONFIG_PATH=$(echo "//wsl.localhost/Arch${DOTFILES_DIR}/nvim" | sed 's/\//\\/g')
	if powershell.exe -Command "Test-Path \$env:USERPROFILE\\AppData\\Local\\nvim" >/dev/null; then
		powershell.exe -Command "Remove-Item -Recurse -Force \$env:USERPROFILE\\AppData\\Local\\nvim" >/dev/null
	fi
	powershell.exe -Command "New-Item -ItemType SymbolicLink -Path \$env:USERPROFILE\\AppData\\Local\\nvim -Target ${NVIM_CONFIG_PATH}" >/dev/null
	echo "...done!"
fi