const file = require("./utils/file");
const {getRustConfig} = require("./config");
const {spawn, exec, fork, execSync} = require("child_process");
const {logger} = require("./utils/logger");
const http = require("./utils/http");
const e = require("express");
const {is, tr} = require("date-fns/locale");
/*******
 * web
 * **** */


const RobotStatus = Object.freeze({
    // 已停止的
    STOPPED: "STOPPED",
    // 正在停止
    STOP_PENDING: "STOP_PENDING",
    //正在运行
    RUNNING: "RUNNING",
    //启动中
    START_PENDING: "START_PENDING",
    //下载中
    DOWNLOADING: "DOWNLOADING",
    //错误
    ERROR: "ERROR"
});

let appMap = new Map();

function getAppMap() {
    return appMap;
}


function getApp(key) {
    let app = {
        id: -1,
        port: -1,
        path: "",
        programName: "",
        strategyName: "",
        childProcess: undefined,
        nowBalance: -1,
        posNum: -1,
        messlist: [],
        predictorState:[],
        threadStatus: RobotStatus.STOPPED,
        errorMessage: "成功",
        threadStartTime: -1,
        status: 0,
        restartStatus: 0,
        closeTime: 0,
        isClearance: false,

    }
    // logger.info(appMap, appMap.has(key));
    if (appMap.has(key)) {
        app = appMap.get(key)
    } else {
        appMap.set(key, app)
    }
    // logger.info(app);
    return app
}

function delApp(key) {
    appMap.delete(key)
}

async function run(param) {
    return new Promise(async (resolve, reject) => {
        var key = param.id
        var appName = param.path
        let newAppName = "4l_as_" + appName;
        var programName = param.programName
        var strategyName = param.strategyName
        var app = getApp(key)
        var config = getRustConfig()

        //检查当前机器人id 对应的as 是否已经启动，为了防止重复启动
        if (app.status === 1) {
            logger.info(`防止重复启动！结束当前请求`)
            return resolve(false)
        }
        app.status = 1

        // 初始化机器人状态
        app.threadStatus = RobotStatus.START_PENDING
        app.id = key
        app.port = param.callPort
        app.path = param.path
        app.programName = param.programName
        app.strategyName = param.strategyName
        app.isClearance = false
        robotStatus(app)

        /****
         *** 第二步：路径经组装
         *   注意：可能存在一台服务器多个机器人，通过机器人ID创建文件夹区分，需要组装好路径
         ***/
            //系统不同 做不同的路径处理
        const platform = process.platform;
        let exeName = newAppName;           //可执行程序
        let configName = "config.json";        //配置文件
        let appPath = "";
        //相对路径存放
        appPath = config.filePath + "/" + app.id + "/" + strategyName + "/" + programName
        //1. 检查目录
        file.checkPathSync(appPath);

        /****
         *** 第三步：rust 启动程序检查（下载更新）
         ***/

        var isDow = false
        var scheduleDow = 0
        var scheduleConfig = 0
        //2、 检查执行程序
        var destination = appPath + "/" + exeName
        if (!file.checkFilePath(destination)) {
            app.threadStatus = RobotStatus.DOWNLOADING
            robotStatus(app)
            isDow = true
            var dowHeaders = {...config.headers};
            if (platform === 'win32') {
                downloadFileWithPowerShell(
                    config.baseUrl + config.dowAppURL + '/?path=' + appName,
                    appPath + "/" + appName,
                    dowHeaders, (err, b) => {
                        if (err === null) {
                            scheduleDow = 1
                        } else {
                            app.threadStatus = RobotStatus.ERROR
                            app.errorMessage = '下载失败！'
                            scheduleDow = -1
                            robotStatus(app)
                        }
                    });
            } else {
                downloadFileWithLinux(
                    config.baseUrl + config.dowAppURL + '/?path=' + appName,
                    appPath + "/" + appName,
                    dowHeaders, (err, b) => {
                        if (err === null) {
                            scheduleDow = 1
                        } else {
                            app.threadStatus = RobotStatus.ERROR
                            app.errorMessage = '下载失败！'
                            scheduleDow = -1
                            robotStatus(app)
                        }
                    });
            }
        } else {
            scheduleDow = 1
        }

        /****
         *** 第四步：rust 启动配置检查（下载更新）
         ***/
            //2 为防止启动指令不同，每次重新写入
        var destination2 = appPath + "/" + configName
        var urrrl = config.baseUrl + config.dowConfigURL + '/?robotId=' + app.id
        var configHeaders = {...config.headers};
        http.request_get(urrrl, {...config.headers})
            .then((data) => {
                logger.info('配置参数：', data);
                const json = JSON.parse(data)
                // 处理成配置文件
                const map = json.data
                var json_obj = JSON.parse("{}")
                for (k in map) {
                    json_obj[k] = map[k]
                    // logger.info(map[k] + "\t")
                }
                logger.info("参数组装完成！")
                te = JSON.stringify(json_obj)
                file.writeFile(destination2, te, (errer, b) => {
                    if (errer === null && b === true) {
                        scheduleConfig = 1
                    } else {
                        logger.info("配置参数写入配置失败！", errer)
                        app.threadStatus = RobotStatus.ERROR
                        app.errorMessage = '配置参数写入配置失败！'
                        scheduleConfig = -1
                        robotStatus(app)
                    }
                })
            })
            .catch((e) => {
                logger.info("配置参数获取失败", e)
                app.threadStatus = RobotStatus.ERROR
                app.errorMessage = '配置参数获取失败！'
                scheduleConfig = -1
                robotStatus(app)
            })

        //监听下载只有下载完成了才能继续
        while (true) {
            await delay(5000);
            let info_t = ""
            let info_t2 = ""
            //是否开启下载,如果是新下载，下载完成需要授权
            if (isDow) {
                if (scheduleDow === 1) {
                    info_t = "启动文件：下载完成!"
                    //文件下载好了，设置统一前缀
                    execSync(`sudo mv ${appPath + "/" + appName} ${appPath + "/" + newAppName}`, (error, stdout, stderr) => {
                        if (error) {
                            logger.error(`文件重命名失败: ${error}`);
                        }
                        logger.info(`文件重命名完成！`);
                    });
                    //文件授权
                    execSync(`chmod +x ${appPath + "/" + newAppName}`, (error, stdout, stderr) => {
                        if (error) {
                            logger.error(`启动文件：授权失败: ${error}`);
                        }
                        logger.info(`启动文件：授权完成！`);
                    });
                } else if (scheduleDow === -1) {
                    info_t = "启动文件：下载失败!"
                } else {
                    info_t = "启动文件：还在下载..."
                }
            } else {
                info_t = "启动文件：完整无需下载"
            }

            if (scheduleConfig === 1) {
                info_t2 = "配置文件:读取成功!"
            } else if (scheduleConfig === -1) {
                info_t = "配置文件：读取失败!"
            } else {
                info_t2 = "配置文件:还在读取..."
            }
            logger.info(info_t, info_t2);
            if (scheduleDow === 1 && scheduleConfig === 1) {
                break
            } else if (scheduleConfig === -1 || scheduleDow === -1) {
                return resolve(false);
            }
        }

        app.threadStatus = RobotStatus.START_PENDING
        robotStatus(app)
        logger.info("开始启动程序！");
        //3. spawn启动
        const exePath = appPath + "/" + exeName
        const configPath = appPath + "/" + configName
        logger.info(`文件地址：${exePath}-----${configPath}`);
        const command = exePath
        const args = ['--config=' + configPath, '--port=' + app.port]
        app.childProcess = spawn(command, args)


        app.threadStartTime = new Date().getTime()
        /**********监听*********/
        app.childProcess.stdout.on('data', (msg) => {
            // logger.info('stdout:' + msg.toString())
        })

        app.childProcess.on('message', (msg) => {
            // logger.info(`message: ${msg}`);
        });
        app.childProcess.on('error', (err) => {
            logger.error('子程序-异常:', err);
            app.threadStatus = RobotStatus.ERROR
            app.errorMessage = `子线程发生异常！！ ${err}`
            robotStatus(app)
            app.childProcess = undefined
            app.status = 0
            app.closeTime = new Date().getTime()
        });
        app.childProcess.on('exit', (code, signal) => {
            logger.info(`子进程退出-exit，退出码: ${code}, 信号: ${signal}`);
            app.threadStatus = RobotStatus.STOPPED
            robotStatus(app)
            app.childProcess = undefined
            app.status = 0
            app.closeTime = new Date().getTime()
        });

        app.childProcess.on('close', (code) => {
            logger.info(`子进程退出-close，退出码 ${code}`);
            app.threadStatus = RobotStatus.STOPPED
            robotStatus(app)
            app.childProcess = undefined
            app.status = 0
            app.closeTime = new Date().getTime()
        });
        app.threadStatus = RobotStatus.RUNNING
        robotStatus(app)
        return resolve(true)
    })
}

function delay(ms) {
    return new Promise(resolve => setTimeout(resolve, ms));
}

async function closeApp(param) {
    return new Promise((resolve, reject) => {
        var key = param.id
        var app = getApp(key)
        logger.info(` 信号:  `, app.threadStatus);
        /*******新的删除方式*************/
        //文件授权
        if (app.childProcess !== undefined) {
            var pid = app.childProcess.pid
            exec(`sudo kill ${pid}`, (error, stdout, stderr) => {
                if (error) {
                    logger.error(`进程${pid} 杀死失败： ${error}`);
                }
                logger.info(`进程${pid} 杀死成功`);
                logger.info(`当前app:`, app);
                app.threadStatus = RobotStatus.STOP_PENDING
                app.isClearance = false
                robotStatus(app)
            });
        }
        return resolve(true)
    })
    /*******新的删除方式*************/
}

//重启 RESTART
async function restartApp(param) {
    var key = param.id
    var app = getApp(key)
    // var restartStatus = app.restartStatus
    // if (restartStatus !== 0) {
    //     logger.info("防止重启指令 重复发送~！")
    //     return
    // }
    // app.restartStatus = 1
    logger.info("--开始重启！")
    logger.info('当前app', app.id, app.threadStatus);


    const closeResult = await closeApp(param)
    // logger.info('?', JSON.stringify(closeResult))
    while (true) {
        await delay(1000)
        const runResult = await run(param)
        // logger.info('?？', JSON.stringify(runResult))
        if (runResult) break
    }


    // app.restartStatus = 0
    logger.info(`重启完成！！！！！`);
}

//启动- 检查程序
async function searchPositions(param) {
    return new Promise(async (resolve, reject) => {
        // {"id":"375","callPort":"1111","path":"80654e330ed67df2880231a67925e984as-rust","programName":"v3.3.2_clear","strategyName":"as","checkId":"467"}
        var key = param.id
        var appName = param.path
        var r_id = param.id
        let newAppName = "4l_as_" + appName;
        let configName = "config.json";        //配置文件
        var programName = param.programName
        var strategyName = param.strategyName
        var config = getRustConfig()
        var app = getApp(key)

        if (app.port === -1) {

        } else {

        }

        //相对路径存放
        var appPath = config.filePath + "/" + param.id + "/" + strategyName + "/" + programName
        const asName = appPath + "/" + newAppName
        const configPath = appPath + "/" + configName
        const appPort = param.callPort
        const command = `sudo ${asName} --config=${configPath} --port=${appPort} --run_mode=1 --r_id=${r_id}`

        exec(command, (error, stdout, stderr) => {
            if (error) {
                logger.error(`命令执行失败~： ${command} 错误:${error}`);
            }

            logger.info(`检查指令发送成功！`);
            logger.info(command);
        });
        return resolve(true)
    })
}

async function closeAppAll() {
    return new Promise(async (resolve, reject) => {

        var appMap = getAppMap()
        // console.log(appMap.size); // 输出Map的大小
        // appMap.forEach((value, key) => {
        //     console.log(key, value); // 输出Map的键值对
        //     // logger.info("???", key, value)
        //     var app = value
        //     logger.info(` 信号:  `, app.threadStatus);
        //     /*******新的删除方式*************/
        //     //文件授权
        //     if (app.childProcess !== undefined) {
        //         var pid = app.childProcess.pid
        //         exec(`sudo kill ${pid}`, (error, stdout, stderr) => {
        //             if (error) {
        //                 logger.error(`进程${pid} 杀死失败： ${error}`);
        //             }
        //             logger.info(`进程${pid} 杀死成功`);
        //             // logger.info(`当前app:`, app);
        //             app.threadStatus = RobotStatus.STOP_PENDING
        //             robotStatus(app)
        //         });
        //     }
        // });

        exec(`sudo pkill 4l_as`, (error, stdout, stderr) => {
            if (error) {
                logger.error(`4l_as杀死失败： ${error}`);
            }
            logger.info(`4l_as 杀死成功`);
        });

        while (true) {
            var z = 0;
            await delay(1000)
            var str = "";
            appMap.forEach((value, key) => {
                str += "机器人：" + key + ",当前状态：" + value.threadStatus + "\t"
                if (value.threadStatus !== RobotStatus.STOPPED) {
                    z += 1
                }
            });
            logger.info(str)
            if (z === 0) {
                logger.info(`策略全部关闭~~开始关闭node`);
                break
            } else {
                logger.info(`等待关闭~~策略！`);
            }
        }

        //为了确保as
        // while (true) {
        //     execSync(`sudo kill $(pgrep -f "^.*\/4l_as_")`, (error, stdout, stderr) => {
        //         if (error) {
        //             logger.error(`全杀-进程执行失败： ${error}`);
        //         }
        //         logger.info(`全杀-进程执行成功`);
        //         break
        //     });
        // }

        return resolve(true)
    })
    /*******新的删除方式*************/
}

// 下载执行程序，使用的实行服务器指令的方式进行下载
function downloadFileWithPowerShell(url, destination, headers, funBreak) {
    const headersString = Object.entries(headers)
        .map(([key, value]) => `'${key}'='${value}'`) // 使用单引号来确保特殊字符不被解析
        .join('; '); // 使用分号和空格分隔每个键值对
    const command = `powershell -command "Invoke-WebRequest -Uri '${url}' -OutFile '${destination}' -Headers @{${headersString}}"`;
    exec(command, (error, stdout, stderr) => {
        if (error) {
            logger.error(`下载出错: ${error}`);
            return funBreak(error);
        }
        logger.info(`下载完成！`);
        funBreak(null, true); // 通知下载成功，修改了B为true
    });
}

function downloadFileWithLinux(url, destination, headers, funBreak) {
    const headersString = Object.entries(headers)
        .map(([key, value]) => `-H '${key}: ${value}'`) // 设置curl的HTTP头参数
        .join(' '); // 使用空格分隔每个头参数
    const command = `curl ${headersString} '${url}' -o '${destination}'`;
    exec(command, (error, stdout, stderr) => {
        if (error) {
            logger.error(`下载出错: ${error}`);
            return funBreak(error);
        }
        logger.info(`下载完成！`);
        funBreak(null, true); // 通知下载成功，修改了B为true
    });
}


// 上报-机器人状态
function robotStatus(app) {
    var config = getRustConfig()
    var msg = (app.threadStatus !== RobotStatus.ERROR ? "完成" : app.errorMessage)
    http.request_post(`${config.reportedUrl}/report/statusReport`, {
        "robotId": app.id,
        "status": app.threadStatus,
        "msg": msg
    }, {...config.headers}).then((data) => {
        // logger.info('??', data);
        logger.info('#####################汇报:状态：', '机器人id：', app.id, '状态：', app.threadStatus);
    }).catch((error) => {
        logger.error(`请求遇到问题1: ${error.message}`); // 处理可能发生的错误
    });
}

// 上报-余额
function robotAmount(app) {
    var accUrl = "http://127.0.0.1:" + app.port
    //拿到策略余额
    try {
        var config = getRustConfig()
        http.request_get(`${accUrl}/account`, {...config.headers})
            .then((data) => {
                var d = JSON.parse(data)
                app.nowBalance = d.now_balance
                app.posNum = d.pos

                //余额有变动上报一次
                // logger.info(`余额当前:${(app.nowBalance + "")}--${(d.now_balance + "")}--`);
                // if ((app.nowBalance + "") !== (d.now_balance + "")) {

                // http.request_post(`${config.reportedUrl}/report/amountReport`, {
                //     "robotId": app.id,
                //     "amount": d.now_balance
                // }, {...config.headers})
                //     .then((data2) => {
                //         logger.info('上报响应', data2);
                //         logger.info('#####################汇报:余额：pid:', app.childProcess.pid, '机器人id：', app.id, '机器人本地余额：', app.nowBalance, '实际余额：', d.now_balance);
                //         app.nowBalance = d.now_balance
                //     }).catch((error) => {
                //     logger.error(`#####################汇报:余额上报错误： ${error.message}`); // 处理可能发生的错误
                // });
                // }
            }).catch((error) => {
            logger.error(`#####################汇报:余额接口请求失败: ${error.message}`); // 处理可能发生的错误
        });
    } catch (e) {
        logger.error('请求失败！:', e)
    }
}

// 定时清理停止状态的 机器人
function delRobot(app) {
    // const platform = process.platform;
    // if (platform !== 'win32' && app.threadStatus === RobotStatus.STOPPED) {
    //     var pid = app.childProcess.pid
    //     delApp(app.id)
    // }
}

//----------------------------------------------


module.exports = {
    run,
    closeApp,
    restartApp,
    delRobot,
    robotStatus,
    robotAmount,
    closeAppAll,
    searchPositions,
    appMap,
    getApp,
    getAppMap,
    RobotStatus
};