var env = process.env.NODE_ENV || 'development'; 
var cfg = require('../../config/config.js').get(env);

var conf = {};
conf.log = cfg.log;
conf.log.projectName = cfg.app_name;

var logg = require('commonlog-kb').init(conf);

var logger = [];


// var summaryList = [];
// var start = {};
// var detail = {};
// var startTime;

var mapLog = {};

logger.startlog = function (req,cmdData,session,identity)
{
     
   
    var start = {
        session : session,
        cmd : cmdData,
        identity : identity   
    };

    mapLog[req.id].start = start;
}

logger.stat = function (msg){
    logg.stat(msg);
}

logger.log = function (msg,type)

{
    function getErrorObject(){
        try { throw Error('') } catch(err) { return err; }
    }

    var err = getErrorObject();
    var caller_line = err.stack.split("\n")[4];
    var index = caller_line.indexOf("at ");
    var clean = caller_line.slice(index+2, caller_line.length);
    var focus = clean.split('\\');
    var line = focus[focus.length-1].slice(0, -1).split(":");
    
    msg = line[0]+'|'+line[1]+'|'+line[2]+'| '+msg;

    if(!type)
        type = 'debug';

    type = type.toLowerCase();

    switch(type) {
        case 'debug':
            logg.debug(msg);
            break;

        case 'info':
            logg.info(msg);

            break;
        case 'warn':

            logg.warn(msg);

            break;

        case 'error':
            logg.error(msg);

            break;

        default:

            logg.debug(msg);
    }

    
    console.log(msg);

}

logger.addSuccessSummary = function (req,nodeData,cmdData,resultCode,developerMessage)

{

    summary = {
        node : undefinedToNull(nodeData),

        cmd : cmdData,
        resultCode : resultCode,

        resultDesc : developerMessage,
        type : "success"      
    };

    mapLog[req.id].summaryList.push(summary);
    // summaryList.push(summary);
    // console.log(summary);

}

logger.addErrorSummary = function (req,nodeData,cmdData,resultCode,developerMessage)
{
    summary = {
        node : undefinedToNull(nodeData),

        cmd : cmdData,

        resultCode : resultCode,
        resultDesc : developerMessage,

        type : "error"       

    };
    // console.log(mapLog);
    mapLog[req.id].summaryList.push(summary);
    // summaryList.push(summary);
    // console.log(summary);

}

logger.logSummary = function (req,response)
{
    
    var start = mapLog[req.id].start;
    var summaryList = mapLog[req.id].summaryList;

    var log = logg.summary(start.session,start.cmd,start.identity);

    var row;

    for (let index = 0; index < summaryList.length; index++) {
        row = summaryList[index];

        if(row.type === "success"){

            log.addSuccessBlock(row.node,row.cmd,row.resultCode,row.resultDesc);

        } else {

            log.addErrorBlock(row.node,row.cmd,row.resultCode,row.resultDesc);
        }

    }

    if(response){

        log.end(response.resultCode,response.developerMessage)

    } else {

        log.end()

    }

}

var addlogDetailData = function(req,inputType,node,cmd,type,rawData,data){

    if(inputType == 'input')
    {

        if(rawData)

        {
            var raw = {
                body : rawData.body,

                query : rawData.query,

                params : rawData.params,
                response : rawData.response
            };
        } else {

            var raw = { 
            };

        }

        mapLog[req.id].detail.input = {
            node : undefinedToNull(node),
            cmd : cmd,
            type : type,
            rawData : raw,

            data : data
        };

        // console.log(detail.input);
    }

    else if(inputType == 'output')

    {

       
        mapLog[req.id].detail.output = {

            node : undefinedToNull(node),

            cmd : cmd,
            type : type,
            rawData : rawData,

            data : data
        };

        var start = mapLog[req.id].start;

        var detail = mapLog[req.id].detail;
        var log = logg.detail(start.session, start.cmd, start.identity);
        log.addInput( detail.input.node, detail.input.cmd, detail.input.type, detail.input.rawData, detail.input.data );
        log.addOutput( detail.output.node, detail.output.cmd, detail.output.type, detail.output.rawData, detail.output.data );
        log.end();
        // console.log(detail.output);
    }
}

var logDetailData = {

    addInput : function(req,node,cmd,type,rawData,data){addlogDetailData(req,'input',node,cmd,type,rawData,data)},
    addOutput : function(req,node,cmd,type,rawData,data){addlogDetailData(req,'output',node,cmd,type,rawData,data)}

    
};

logger.logDetail = logDetailData;

var undefinedToNull = function(data){

    if(!data){

        data = 'null';

    } else {

        data = data;

    }

    return data;
}

logger.startEC = function(req)
{
    var objectLog = {
        summaryList : [],
        start : {},
        detail : {},
        startTime : new Date()
    }

    
    mapLog[req.id] = objectLog;

    var newLine = "\r\n";
    var messageRes = '';
    var startTime = mapLog[req.id].startTime;

    // console.log(Object.keys(req));
    // console.log(req.headers);
    // console.log(req.body);
    
    if(req.body)

    {

        if(typeof req.body === 'string')
            body = req.bod;
        else
            body = JSON.stringify(req.body);

    }

    var header = "";

    if(req.headers)
    {

        if(typeof req.headers === 'string')

            header = req.headers;
        else
            header = JSON.stringify(req.headers);
    }

    messageRes += newLine+newLine+"#====> Incoming Message <====# ";

    messageRes += newLine+"Session : "+req.id;

    messageRes += newLine+"Header : "+header;

    messageRes += newLine+"Body : "+body;

    messageRes += newLine+"Time in : "+startTime.toISOString();
    messageRes += newLine

    logg.debug(messageRes);
    // logger.log(messageRes);
};

logger.endEC = function(req,res)
{
   
    var newLine = "\r\n";
    var messageRes = '';
    var startTime = mapLog[req.id].startTime;
    var endTime = new Date();
    

    // console.log(mapLog);

    var body = "";
    if(res.resBody)

    {

        if(typeof res.resBody === 'string')
            body = res.resBody;
        else
            body = JSON.stringify(res.resBody);
    }

    var header = "";
    if(res.req.headers)
    {
        if(typeof res.req.headers === 'string')
            header = res.req.headers;
        else
            header = JSON.stringify(res.req.headers);
    }

    messageRes += newLine+newLine+"#====> Outgoing Message <====# ";
    messageRes += newLine+"Session : "+req.id;
    messageRes += newLine+"Header : "+header;
    messageRes += newLine+"Body : "+body;
    messageRes += newLine+"Time out : "+endTime.toISOString();
    messageRes += newLine+"Use times : "+Math.abs(endTime - startTime)+" ms";


    // messageRes += `
    // ________________________________________________________________________________________________________________________
    // __________#####___________________________________#####___________________________________#####_________________________
    // _________##____#_________________________________##____#_________________________________##____#________________________
    // ________##______#_______________________________##______#_______________________________##______#_______________________
    // ________#________#______________________________#________#______________________________#________#______________________
    // _________________#######_________________________________#######_________________________________#######________________
    // _________________#########_______________________________#########_______________________________#########______________
    // __________##_____###########______________________##_____###########______________________##_____###########____________
    // ___________#_____#############_____________________#_____#############_____________________#_____#############__________
    // _________________##############___###____________________##############___###____________________##############___###___
    // _______##________###############_##_##_________##________###############_##_##_________##________###############_##_##__
    // ______###_______#################____#________###_______#################____#________###_______#################____#__
    // ____#######___##________#########____#______#######___##________#########____#______#######___##________#########____#__
    // ___#___####___#______________###_____#_____#___####___#______________###_____#_____#___####___#______________###_____#__
    // ___#___##______#__#__________________#_____#___##______#__#__________________#_____#___##______#__#__________________#__
    // ___#_________________________________#_____#_________________________________#_____#_________________________________#__

    // ___#______________##_________________#_____#______________##_________________#_____#______________##_________________#__

    // __#___________#_________________#___#_____#___________#_________________#___#_____#___________#_________________#___#___
    // ___#__________#________________###__#______#__________#________________###__#______#__________#________________###__#___

    // ____##_______#_________________#_###________##_______#_________________#_###________##_______#_________________#_###____

    // _____#________________________##_____________#________________________##_____________#________________________##________
    // _____#________________________#______________#________________________#______________#________________________#_________

    // _____#_______________________#_______________#_______________________#_______________#_______________________#__________
    // _____#______________________##_______________#______________________##_______________#______________________##__________

    // _____##_____________________#________________##_____________________#________________##_____________________#___________
    // ______#____________________#__________________#____________________#__________________#____________________#____________

    // ______#___________________#___________________#___________________#___________________#___________________#_____________
    // _______#_________________#_____________________#_________________#_____________________#_________________#______________
    // _______##_______________#______________________##_______________#______________________##_______________#_______________
    // ________##____________##________________________##____________##________________________##____________##________________
    // __________##________###___________________________##________###___________________________##________###_________________
    // ____________#########_______________________________#########_______________________________#########___________________
    // ________________________________________________________________________________________________________________________
    
    // ________________________________________________________________________________________________________________________
    // `;
    
    logg.debug(messageRes);
    // logger.log(messageRes);
    messageRes += newLine
};


module.exports = logger;

// var s1 = logg.summary('session1', 'cmd', 'identity');