#!/bin/bash
# 服务停止脚本
# 支持多租户模式

# 获取脚本所在目录
SCRIPT_DIR=$(dirname "$(readlink -f "$0")")
APP_HOME=$(dirname "$SCRIPT_DIR")

# 自动从lib目录下的JAR文件推断APP_NAME
JAR_FILE=$(ls ${APP_HOME}/lib/*.jar 2>/dev/null | head -1)
APP_NAME=$(basename "$JAR_FILE" .jar)

# 加载环境变量配置
if [ -f "${APP_HOME}/conf/env.properties" ]; then
    while IFS='=' read -r key value; do
        [[ "$key" =~ ^#.*$ ]] && continue
        [[ -z "$key" ]] && continue
        key=$(echo "$key" | xargs)
        value=$(echo "$value" | xargs)
        [[ "$key" == "APP_NAME" ]] && continue
        export "$key=$value"
    done < "${APP_HOME}/conf/env.properties"
fi

# 实例名称
INSTANCE_NAME=${INSTANCE_NAME:-${APP_NAME}}

# PID文件路径
PID_FILE="${APP_HOME}/${INSTANCE_NAME}.pid"

# 检查是否运行
if [ ! -f "$PID_FILE" ]; then
    echo "${INSTANCE_NAME} is not running"
    exit 0
fi

PID=$(cat $PID_FILE)
if ! ps -p $PID > /dev/null 2>&1; then
    echo "${INSTANCE_NAME} is not running"
    rm -f $PID_FILE
    exit 0
fi

# 停止服务
echo "Stopping ${INSTANCE_NAME} (PID: $PID)..."
kill $PID

# 等待停止
for i in {1..30}; do
    if ! ps -p $PID > /dev/null 2>&1; then
        break
    fi
    sleep 1
done

# 强制停止
if ps -p $PID > /dev/null 2>&1; then
    echo "Force killing ${INSTANCE_NAME}..."
    kill -9 $PID
fi

rm -f $PID_FILE
echo "${INSTANCE_NAME} stopped"