build

#!/usr/bin/env bash
##
# Farpy - A programming language
#
# Copyright (c) 2025 Fernando (FernandoTheDev)
#
# This software is licensed under the MIT License.
# See the LICENSE file in the project root for full license information.
##

# Installation script for farpy
# Usage: ./build {install|remove|build}

# Safety configuration for bash
set -euo pipefail

BIN_NAME="farpy"
INSTALL_PATH="/usr/local/bin/$BIN_NAME"
LIBS="./stdlib/*"
FARPY_DIR="${HOME}/.farpy"
HOME_STDLIBS="${FARPY_DIR}/libs"
LOG_FILE="${FARPY_DIR}/install.log"

# Colors for terminal output
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
RED='\033[0;31m'
BLUE='\033[0;34m'
NC='\033[0m' # No Color

log_message() {
    local type=$1
    local message=$2
    local symbol=""
    local color=$NC

    case $type in
    "info") symbol="ℹ️" && color=$BLUE ;;
    "success") symbol="✅" && color=$GREEN ;;
    "warning") symbol="⚠️" && color=$YELLOW ;;
    "error") symbol="❌" && color=$RED ;;
    *) symbol="•" ;;
    esac

    echo -e "${color}${symbol} ${message}${NC}"
    echo "[$(date '+%Y-%m-%d %H:%M:%S')] [$type] $message" >>"$LOG_FILE" 2>/dev/null || true
}

command_exists() {
    command -v "$1" >/dev/null 2>&1
}

check_prerequisites() {
    log_message "info" "Checking prerequisites..."

    if ! command_exists deno; then
        log_message "error" "Deno is required but not found. Please install Deno first."
        log_message "info" "Visit https://deno.land/#installation for installation instructions."
        exit 1
    fi
}

ensure_directories() {
    mkdir -p "$FARPY_DIR" "$HOME_STDLIBS"
    touch "$LOG_FILE"
    log_message "info" "Created necessary directories at $FARPY_DIR"
}

build() {
    log_message "info" "Building $BIN_NAME..."

    if deno task compile; then
        log_message "success" "Build completed successfully."
    else
        log_message "error" "Build failed. See logs for details."
        exit 1
    fi
}

install_bin() {
    check_prerequisites
    ensure_directories

    log_message "info" "Starting installation process for $BIN_NAME..."

    build

    log_message "info" "Copying standard libraries to $HOME_STDLIBS..."
    if [[ -d "./stdlib" ]]; then
        cp -rf $LIBS "$HOME_STDLIBS"
    else
        log_message "warning" "Standard library directory not found. Installation might be incomplete."
    fi

    log_message "info" "Installing $BIN_NAME to $INSTALL_PATH..."
    if [[ -f "bin/$BIN_NAME" ]]; then
        if sudo install -m 0755 "bin/$BIN_NAME" "$INSTALL_PATH"; then
            log_message "success" "$BIN_NAME installed successfully at $INSTALL_PATH"
            log_message "info" "You can now run '$BIN_NAME' from anywhere."
        else
            log_message "error" "Failed to install binary. Check permissions."
            exit 1
        fi
    else
        log_message "error" "Binary not found at bin/$BIN_NAME. Build may have failed."
        exit 1
    fi
}

remove_bin() {
    log_message "info" "Preparing to remove $BIN_NAME..."

    if [[ -f "$INSTALL_PATH" ]]; then
        if sudo rm -f "$INSTALL_PATH"; then
            log_message "success" "Removed binary from $INSTALL_PATH"
        else
            log_message "error" "Failed to remove binary. Check permissions."
            exit 1
        fi
    else
        log_message "warning" "Binary not found at $INSTALL_PATH. Nothing to remove."
    fi

    if [[ -d "$FARPY_DIR" ]]; then
        log_message "info" "Removing configuration directory..."
        if rm -rf "$FARPY_DIR"; then
            log_message "success" "Removed configuration directory at $FARPY_DIR"
        else
            log_message "warning" "Failed to remove configuration directory."
        fi
    fi

    log_message "success" "Uninstallation completed."
}

show_help() {
    cat <<EOF
Farpy Installation Script

Usage:
  $0 install   - Build and install farpy
  $0 build     - Build only without installing
  $0 remove    - Remove farpy from your system
  $0 help      - Display this help message

For more information, visit the documentation.
EOF
}

case "${1:-help}" in
"install")
    install_bin
    ;;
"build")
    check_prerequisites
    ensure_directories
    build
    ;;
"remove")
    remove_bin
    ;;
"help")
    show_help
    ;;
*)
    log_message "error" "Unknown command: ${1:-}"
    show_help
    exit 1
    ;;
esac

exit 0