#!/bin/bash
# 恒联数通 - 推送自动部署
# Webhook: public/webhook.php -> runtime/deploy.trigger -> 本脚本
# 兜底: root cron 每分钟执行 --if-triggered

set -u

PROJECT_DIR="/www/wwwroot/henglian.gynhc.com"
BRANCH="main"
GIT_REMOTE="ssh://git@gitcode.gynhc.com:2222/wikiboss/Henglianshutong.git"
LOG_FILE="${PROJECT_DIR}/runtime/log/deploy.log"
TRIGGER_FILE="${PROJECT_DIR}/runtime/deploy.trigger"
WEB_USER="www"
PHP_BIN="/www/server/php/80/bin/php"
COMPOSER_BIN="/usr/bin/composer"
LOCK_FILE="/tmp/henglian_deploy.lock"
DEPLOY_KEY="${PROJECT_DIR}/.deploy/id_ed25519"

GIT="git -c safe.directory=${PROJECT_DIR}"
if [ -f "$DEPLOY_KEY" ]; then
    export GIT_SSH_COMMAND="ssh -i ${DEPLOY_KEY} -p 2222 -o IdentitiesOnly=yes -o StrictHostKeyChecking=accept-new"
fi

log() {
    local msg="[$(date '+%Y-%m-%d %H:%M:%S')] $1"
    mkdir -p "$(dirname "$LOG_FILE")"
    echo "$msg" | tee -a "$LOG_FILE"
}

mkdir -p "${PROJECT_DIR}/runtime/log"

if [ "${1:-}" = "--if-triggered" ]; then
    NEED_DEPLOY=0

    if [ -f "$TRIGGER_FILE" ]; then
        log "检测到 Webhook 触发: $(cat "$TRIGGER_FILE" 2>/dev/null || true)"
        rm -f "$TRIGGER_FILE"
        NEED_DEPLOY=1
    fi

    if [ "$NEED_DEPLOY" -eq 0 ] && [ -d "${PROJECT_DIR}/.git" ]; then
        cd "$PROJECT_DIR" || exit 0
        $GIT fetch origin "$BRANCH" --quiet 2>/dev/null || true
        LOCAL_REV=$($GIT rev-parse HEAD 2>/dev/null || echo "")
        REMOTE_REV=$($GIT rev-parse "origin/${BRANCH}" 2>/dev/null || echo "")
        if [ -n "$LOCAL_REV" ] && [ -n "$REMOTE_REV" ] && [ "$LOCAL_REV" != "$REMOTE_REV" ]; then
            NEED_DEPLOY=1
            log "检测到远程新提交: ${LOCAL_REV:0:7} -> ${REMOTE_REV:0:7}"
        fi
    fi

    if [ "$NEED_DEPLOY" -eq 0 ]; then
        exit 0
    fi
fi

if [ -f "$LOCK_FILE" ]; then
    LOCK_PID=$(cat "$LOCK_FILE" 2>/dev/null || echo "")
    if [ -n "$LOCK_PID" ] && kill -0 "$LOCK_PID" 2>/dev/null; then
        log "已有部署进程运行中 (pid=${LOCK_PID})，跳过"
        exit 0
    fi
    rm -f "$LOCK_FILE"
fi
echo $$ > "$LOCK_FILE"
trap 'rm -f "$LOCK_FILE"' EXIT

log "============================="
log "开始部署恒联数通..."

cd "$PROJECT_DIR" || { log "错误: 项目目录不存在"; exit 1; }

if [ -f "${PROJECT_DIR}/.env" ]; then
    cp -a "${PROJECT_DIR}/.env" "${PROJECT_DIR}/runtime/.env.deploy.bak"
fi
if [ -f "${PROJECT_DIR}/public/.user.ini" ]; then
    cp -a "${PROJECT_DIR}/public/.user.ini" "${PROJECT_DIR}/runtime/.user.ini.deploy.bak"
fi

chattr -i "${PROJECT_DIR}/public/.user.ini" 2>/dev/null || true

if [ ! -d "${PROJECT_DIR}/.git" ]; then
    log "初始化 Git 仓库..."
    $GIT init
    $GIT checkout -B "$BRANCH" 2>/dev/null || true
    $GIT remote add origin "$GIT_REMOTE" 2>/dev/null || $GIT remote set-url origin "$GIT_REMOTE"
fi

CURRENT_REMOTE=$($GIT remote get-url origin 2>/dev/null || true)
if [ "$CURRENT_REMOTE" != "$GIT_REMOTE" ]; then
    log "更新远程仓库地址..."
    $GIT remote set-url origin "$GIT_REMOTE" 2>/dev/null || $GIT remote add origin "$GIT_REMOTE"
fi

log "拉取 ${BRANCH} 分支最新代码..."
if ! $GIT fetch origin "$BRANCH" 2>&1 | tee -a "$LOG_FILE"; then
    log "Git fetch 失败"
    exit 1
fi

log "强制同步到 origin/${BRANCH}..."
if ! $GIT reset --hard "origin/${BRANCH}" 2>&1 | tee -a "$LOG_FILE"; then
    log "Git reset 失败"
    exit 1
fi
$GIT checkout -B "$BRANCH" "origin/${BRANCH}" >/dev/null 2>&1 || true

if [ ! -f "${PROJECT_DIR}/.env" ] && [ -f "${PROJECT_DIR}/runtime/.env.deploy.bak" ]; then
    log "恢复 .env 配置..."
    cp -a "${PROJECT_DIR}/runtime/.env.deploy.bak" "${PROJECT_DIR}/.env"
fi
if [ -f "${PROJECT_DIR}/runtime/.user.ini.deploy.bak" ]; then
    cp -a "${PROJECT_DIR}/runtime/.user.ini.deploy.bak" "${PROJECT_DIR}/public/.user.ini"
fi

if [ -f "${PROJECT_DIR}/composer.json" ]; then
    if [ ! -d "${PROJECT_DIR}/vendor" ] || [ ! -f "${PROJECT_DIR}/vendor/autoload.php" ]; then
        log "vendor 缺失，执行 composer install..."
        if [ -x "$PHP_BIN" ] && [ -f "$COMPOSER_BIN" ]; then
            $PHP_BIN "$COMPOSER_BIN" install --no-dev --optimize-autoloader --working-dir="$PROJECT_DIR" 2>&1 | tee -a "$LOG_FILE" || log "composer install 失败（已跳过）"
        else
            log "未找到 PHP 或 composer，跳过依赖安装"
        fi
    fi
fi

log "设置文件权限..."
chown -R ${WEB_USER}:${WEB_USER} "$PROJECT_DIR" 2>/dev/null || true
chattr +i "${PROJECT_DIR}/public/.user.ini" 2>/dev/null || true
chmod +x "${PROJECT_DIR}/scripts/deploy.sh" 2>/dev/null || true
chmod -R 775 "${PROJECT_DIR}/runtime" 2>/dev/null || true
mkdir -p "${PROJECT_DIR}/public/uploads"
chmod -R 775 "${PROJECT_DIR}/public/uploads" 2>/dev/null || true
if [ -f "${PROJECT_DIR}/.webhook_secret" ]; then
    chown ${WEB_USER}:${WEB_USER} "${PROJECT_DIR}/.webhook_secret" 2>/dev/null || true
    chmod 640 "${PROJECT_DIR}/.webhook_secret" 2>/dev/null || true
fi
if [ -d "${PROJECT_DIR}/.deploy" ]; then
    chown -R ${WEB_USER}:${WEB_USER} "${PROJECT_DIR}/.deploy" 2>/dev/null || true
    chmod 700 "${PROJECT_DIR}/.deploy" 2>/dev/null || true
    chmod 600 "${PROJECT_DIR}/.deploy/"* 2>/dev/null || true
fi

log "清理运行时缓存..."
rm -rf "${PROJECT_DIR}/runtime/cache/"* 2>/dev/null || true
rm -rf "${PROJECT_DIR}/runtime/temp/"* 2>/dev/null || true
chown -R ${WEB_USER}:${WEB_USER} "${PROJECT_DIR}/runtime" 2>/dev/null || true
chmod -R 777 "${PROJECT_DIR}/runtime" 2>/dev/null || true

COMMIT=$($GIT rev-parse --short HEAD 2>/dev/null || echo "unknown")
log "当前版本: ${COMMIT}"
log "部署成功"
log "============================="

exit 0