#!/usr/bin/env bash

# This file is part of Psy Shell.
#
# (c) 2012-2026 Justin Hileman
#
# For the full copyright and license information, please view the LICENSE
# file that was distributed with this source code.

set -euo pipefail

if [[ "$(uname -s)" != "Linux" ]]; then
    echo "Skipping laravel/tinker PTY smoke: Linux util-linux 'script' is required."
    exit 0
fi

if ! command -v script >/dev/null 2>&1; then
    echo "The 'script' command is required for laravel/tinker PTY smoke."
    exit 1
fi

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
readonly SCRIPT_DIR
PSYSH_ROOT="$(cd "${SCRIPT_DIR}/.." && pwd)"
readonly PSYSH_ROOT
readonly OVERRIDE_VERSION="${DOWNSTREAM_PSYSH_VERSION:-0.12.99}"
readonly LARAVEL_VERSION="${DOWNSTREAM_LARAVEL_VERSION:-^11.0}"
readonly REPO_CONFIG_JSON="{\"type\":\"path\",\"url\":\"${PSYSH_ROOT}\",\"options\":{\"symlink\":true,\"versions\":{\"psy/psysh\":\"${OVERRIDE_VERSION}\"}}}"

LAST_OUTPUT=''
LAST_STATUS=0

retry() {
    local -r attempts="$1"
    shift

    local try=1
    until "$@"; do
        if [[ "${try}" -ge "${attempts}" ]]; then
            echo "FAILED after ${attempts} attempts: $*" >&2
            return 1
        fi

        try=$((try + 1))
        echo "Retrying (${try}/${attempts}): $*" >&2
        sleep 2
    done
}

normalize_output() {
    perl -pe 's/\e\[[0-9;?]*[ -\/]*[@-~]//g; s/\r//g; s/.\x08//g;'
}

run_pty() {
    local input="$1"
    shift

    local command
    printf -v command '%q ' "$@"
    command="stty cols 100 rows 40; exec ${command% }"

    set +e
    LAST_OUTPUT="$(printf '%b' "${input}" | script -qefc "${command}" /dev/null 2>&1 | normalize_output)"
    LAST_STATUS=$?
    set -e
}

assert_status() {
    local expected="$1"
    if [[ "${LAST_STATUS}" -ne "${expected}" ]]; then
        echo "Expected exit status ${expected}, got ${LAST_STATUS}."
        echo
        echo "${LAST_OUTPUT}"
        return 1
    fi
}

assert_contains() {
    local needle="$1"
    if [[ "${LAST_OUTPUT}" != *"${needle}"* ]]; then
        echo "Missing expected output: ${needle}"
        echo
        echo "${LAST_OUTPUT}"
        return 1
    fi
}

TMP_DIR="$(mktemp -d)"
readonly TMP_DIR
readonly WORK_DIR="${TMP_DIR}/laravel-app"
readonly HOME_DIR="${TMP_DIR}/home"
readonly CONFIG_DIR="${HOME_DIR}/.config"
trap 'rm -rf "${TMP_DIR}"' EXIT

mkdir -p "${CONFIG_DIR}/psysh"
export COMPOSER_CACHE_DIR="${COMPOSER_CACHE_DIR:-${TMP_DIR}/composer-cache}"
mkdir -p "${COMPOSER_CACHE_DIR}"

echo "==> laravel/tinker PTY smoke"
echo "    laravel/laravel: ${LARAVEL_VERSION}"

retry 3 composer create-project --no-interaction --no-progress "laravel/laravel:${LARAVEL_VERSION}" "${WORK_DIR}"
cd "${WORK_DIR}"

composer config repositories.psysh "${REPO_CONFIG_JSON}"
if ! composer show laravel/tinker >/dev/null 2>&1; then
    retry 3 composer require laravel/tinker --no-interaction --no-progress
fi
retry 3 composer update psy/psysh --with-all-dependencies --no-interaction --no-progress

run_pty $'help\necho 21 * 2;\nexit\n' \
    env HOME="${HOME_DIR}" XDG_CONFIG_HOME="${CONFIG_DIR}" TERM=dumb PSYSH_TRUST_PROJECT=false \
    php artisan tinker

echo -n "  Tinker PTY startup:  "
assert_status 0 &&
    assert_contains 'Show a list of commands' &&
    assert_contains '42' &&
    assert_contains 'exit' &&
    echo "PASSED"