#!/usr/bin/env bash

set -Eeuo pipefail

ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
cd "$ROOT_DIR"

log() {
    printf '\n[%s] %s\n' "$(date '+%Y-%m-%d %H:%M:%S')" "$1"
}

require_command() {
    if ! command -v "$1" >/dev/null 2>&1; then
        printf 'Missing required command: %s\n' "$1" >&2
        exit 1
    fi
}

require_command php
require_command composer
require_command npm

if [[ ! -f artisan ]]; then
    printf 'artisan not found in %s\n' "$ROOT_DIR" >&2
    exit 1
fi

if [[ ! -f .env ]]; then
    printf '.env not found. Create it from .env.example and set production values before deploying.\n' >&2
    exit 1
fi

maintenance_enabled=0
deploy_succeeded=0

cleanup() {
    if [[ "$maintenance_enabled" -eq 1 && "$deploy_succeeded" -eq 0 ]]; then
        printf '\nDeployment failed. The application remains in maintenance mode.\n' >&2
        printf 'Fix the issue and run: php artisan up\n' >&2
    fi
}

trap cleanup EXIT

log "Putting the application into maintenance mode"
php artisan down --retry=60
maintenance_enabled=1

log "Installing PHP dependencies"
composer install --no-dev --prefer-dist --optimize-autoloader --no-interaction

log "Installing Node.js dependencies"
npm ci

log "Building frontend assets"
npm run build

log "Ensuring the public storage link exists"
php artisan storage:link >/dev/null 2>&1 || true

log "Running Laravel deployment tasks"
composer run deploy --no-interaction

log "Restarting queue workers if they are running"
php artisan queue:restart >/dev/null 2>&1 || true

log "Bringing the application back online"
php artisan up
maintenance_enabled=0
deploy_succeeded=1

log "Deployment completed successfully"