82 lines
1.9 KiB
Bash
82 lines
1.9 KiB
Bash
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#!/usr/bin/env bash
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# Common utility functions
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# Usage: source "$SCRIPT_DIR/lib/common/utils.sh"
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# Source colors if not already sourced
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[ -z "${RED:-}" ] && source "$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/colors.sh"
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# Check if command exists
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command_exists() {
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command -v "$1" &> /dev/null
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}
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# Require command (exits if not found)
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require_command() {
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local cmd="$1"
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local install_hint="${2:-}"
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if ! command_exists "$cmd"; then
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echo -e "${RED}Error: $cmd not found${NC}" >&2
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[ -n "$install_hint" ] && echo -e "${YELLOW}Hint: $install_hint${NC}" >&2
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exit 1
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fi
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}
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# Confirm action
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confirm() {
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local prompt="${1:-Are you sure?}"
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local default="${2:-n}"
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if [ "$default" = "y" ]; then
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local options="[Y/n]"
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else
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local options="[y/N]"
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fi
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read -p "$(echo -e "${YELLOW}${prompt} ${options}: ${NC}")" -n 1 -r
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echo
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if [[ $REPLY =~ ^[Yy]$ ]] || ([ "$default" = "y" ] && [[ -z $REPLY ]]); then
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return 0
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else
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return 1
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fi
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}
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# Wait for user input
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press_enter_to_continue() {
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read -p "$(echo -e "${CYAN}Press Enter to continue...${NC}")"
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}
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# Print header box
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print_header() {
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local title="$1"
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local width="${2:-80}"
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echo "╔$(printf '═%.0s' $(seq 1 $((width-2))))╗"
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printf "║ %-${width-4}s ║\n" "$title"
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echo "╚$(printf '═%.0s' $(seq 1 $((width-2))))╝"
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echo
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}
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# Print centered text
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print_centered() {
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local text="$1"
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local width="${2:-80}"
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printf "%*s\n" $(((${#text} + width) / 2)) "$text"
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}
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# Trim whitespace
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trim() {
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local var="$*"
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var="${var#"${var%%[![:space:]]*}"}" # Remove leading whitespace
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var="${var%"${var##*[![:space:]]}"}" # Remove trailing whitespace
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echo "$var"
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}
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# Check if running in dry-run mode
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is_dry_run() {
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[ "${DRY_RUN:-0}" = "1" ] || [ "${DRY_RUN:-0}" = "true" ]
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}
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