// ==UserScript==
// @name         AutoPerfReports
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  Automatically pull data out of Riverbed for the previous day.
// @author       joe.tretter@kcc.com
// @match        https://ttw.gws.kcc.com/*
// @grant        window.close
// ==/UserScript==
(function() {
    'use strict';
    console.log("Start");
    let today = new Date();
    let simulateDate = new Date();
    
	// simulation is using yesterday's date.
	simulateDate.setDate(today.getDate() - 1);
    simulateDate = new Date(simulateDate.getFullYear(), simulateDate.getMonth(), simulateDate.getDate());
	
    let timestamp = simulateDate.getTime() / 1000;

    let rivUrl = "https://ttw.gws.kcc.com/#search:time=" + timestamp + "+1435&search=Hello&server=ustca089.kcc.com&serverTableKey=ustca089.kcc.com";

    window.location.href = rivUrl;
	
	// no cleartext password
	function encryptXor(text, key) {
		return Array.from(
			text,
			(c, i) => String.fromCharCode(c.charCodeAt() ^ key.charCodeAt(i % key.length))
		).join('');
	}

	// if the login dialog pops up -> log in.
	function loginThread(credentials) {
		let myInterval;
		myInterval= window.setInterval(()=>{
			if (document.getElementById("usernameField") !== null) {
				clearInterval(myInterval);
				document.getElementById("usernameField").value=credentials.username;
				document.getElementById("passwordField").value=encryptXor(credentials.passwordCrypt, '5346245634634765377');
				document.getElementById("loginSubmitBtn").click();
			}
		},1000);
	}
	
	// I have not found a reliable way to see if the page is ready than polling...
    function execQuery(theQuery) {
        let myInterval;
        return new Promise((resolve, reject) => {
            myInterval = window.setInterval(() => {
                if (document.getElementsByClassName("gwt-SuggestBox EKM0XQC-tb-f").length === 1) {
					clearInterval(myInterval);
					// even if the screen is loaded, if we are too fast it will be too fast for the javascript of the page...
					window.setTimeout(function(){
						console.log("ExecQuery ",theQuery);
						let theSearchField = document.getElementsByClassName("gwt-SuggestBox EKM0XQC-tb-f")[0];

						theSearchField.value = theQuery;

						let theSearchButton = document.getElementsByClassName("gwt-Button EKM0XQC-e-d")[0];
						theSearchButton.click();
						resolve();
					},5000);
                } else {
                    console.log("Waiting for Query field",theQuery);
                }
            }, 1000);
        });
    };

	// I have not found a reliable way to see if the data is ready than polling...
    function downloadResultsCsv(theName) {
        let myInterval;
        return new Promise((resolve, reject) => {
            myInterval = window.setInterval(() => {
                let pTag = document.getElementsByTagName("P");
                if (pTag.length > 0) {
                    console.log("Ready", theName, pTag);
                    clearInterval(myInterval);
                    let theCsvUrl = pTag[0].firstChild.href;

                    var xhttp = new XMLHttpRequest();
                    xhttp.onreadystatechange = function() {
                        if (this.readyState == 4 && this.status == 200) {
                            console.log("Length of response ",this.responseText.length);
							// to be able to give the file a custom name I load it into a blob first, otherwise it will always save with the generic name.
                            let blob = new Blob([this.responseText], {
                                type: 'text/plain'
                            });
                            let anchor = document.createElement('a');

                            anchor.download = theName + "-" + simulateDate.getFullYear() + "-" + (1+simulateDate.getMonth())  + "-" + simulateDate.getDate() + ".csv";
                            anchor.href = window.URL.createObjectURL(blob);
                            anchor.dataset.downloadurl = ['text/plain', anchor.download, anchor.href].join(':');
                            anchor.click();
                            resolve();
                        }
                    };

                    xhttp.open("GET", theCsvUrl, true);
                    xhttp.send();

                } else {
                    console.log("Waiting for Results",theName);
                }
            }, 5000);
        });
    }

    let allQueriesAndNames = [
		{
            name: 'PrmMainBo.Save',
            query: " ! ( class.method = 'Cas.BusinessLogic.Clc.ClcCalculationEngineBo.Activate' ) and ! ( class.method = 'Cas.BusinessLogic.Prm.PrmMainBo.Copy' ) and ( class.method = 'Cas.BusinessLogic.Prm.PrmMainBo.Save' ) and ( instance = 'ACNCASWebSite#LAOProdServer' )  | calls -type class.method -class.method Cas.BusinessLogic.Prm.PrmMainBo.Save -include_call_count -visualization transactions -limit 10000 -sort_by total_duration"
        },
        {
            name: 'PayMainBo.Save',
            query: "	class.method = 'Cas.BusinessLogic.Pay.PayMainBo.Save' and instance = 'ACNCASWebSite#LAOProdServer' | calls -type class.method -class.method Cas.BusinessLogic.Pay.PayMainBo.Save -include_call_count -visualization transactions -limit 10000 -sort_by total_duration"
        },
        {
            name: 'ClcCalculationBo.Calculation',
            query: "class.method = 'Cas.BusinessLogic.Clc.ClcCalculationEngineBo.Calculation' and instance = 'ACNCASWebSite#LAOProdServer' | calls -type class.method -class.method Cas.BusinessLogic.Clc.ClcCalculationEngineBo.Calculation -include_call_count -visualization transactions -limit 10000 -sort_by total_duration"
        },
        {
            name: 'PrmTacticView.GetView',
            query: "class.method = 'Cas.BusinessLogic.Prm.PrmTacticView.GetView' and instance = 'ACNCASWebSite#LAOProdServer' | calls -type class.method -class.method Cas.BusinessLogic.Prm.PrmTacticView.GetView  -include_call_count -visualization transactions -limit 10000 -sort_by total_duration"
        },
        {
            name: 'PrmTacticView.AddViewItem',
            query: "class.method = 'Cas.BusinessLogic.Prm.PrmTacticView.AddViewItem' and instance = 'ACNCASWebSite#LAOProdServer' | calls -type class.method -class.method Cas.BusinessLogic.Prm.PrmTacticView.AddViewItem -include_call_count -visualization transactions -limit 10000 -sort_by total_duration"
        },
        {
            name: 'PrmProductAllView.GetView',
            query: "class.method = 'Cas.BusinessLogic.Prm.PrmProductAllView.GetView' and instance = 'ACNCASWebSite#LAOProdServer' | calls -type class.method -class.method Cas.BusinessLogic.Prm.PrmProductAllView.GetView -include_call_count -visualization transactions -limit 10000 -sort_by total_duration"
        },
        {
            name: 'PrmProductAllView.AddViewItem',
            query: "class.method = 'Cas.BusinessLogic.Prm.PrmProductAllView.AddViewItem' and instance = 'ACNCASWebSite#LAOProdServer' | calls -type class.method -class.method Cas.BusinessLogic.Prm.PrmProductAllView.AddViewItem -include_call_count -visualization transactions -limit 10000 -sort_by total_duration"
        },
        {
            name: 'BpaMyPaymentMassCreationView.GetView',
            query: "class.method = 'Cas.BusinessLogic.Bpa.BpaMyPaymentMassCreationView.GetView' and instance = 'ACNCASWebSite#LAOProdServer' | calls -type class.method -class.method Cas.BusinessLogic.Bpa.BpaMyPaymentMassCreationView.GetView -include_call_count -visualization transactions -limit 10000 -sort_by total_duration"
        } 
    ];
	
	// Password is encrypted with XOR to preent "accidental" revelation
	let credentials={username:"U15020",passwordCrypt:"wYTFF
UX"};
	loginThread(credentials);

	let allDone = new Promise((allResolve,allReject)=>{
		// Loop over all queries one by one considering the promise resolution: have to execute them in sequence!
		for (let i=0,p=Promise.resolve();i<allQueriesAndNames.length; i++){
			p = p.then(_ => new Promise(resolve => {let theQueryAndName=allQueriesAndNames[i];
			console.log("Executing", theQueryAndName);
			execQuery(theQueryAndName.query).then(() => {
				downloadResultsCsv(theQueryAndName.name).then(() => {
					console.log("Done ", theQueryAndName,i,allQueriesAndNames.length)
					resolve();
					if (i===(allQueriesAndNames.length-1)) {
						console.log("All Done.");
						allResolve();
					}
				});
			})
			}))
		};}
	);
	
	// if we are all finished then we can close the window.
	allDone.then(()=>{
		console.log("Closing window");
		// this doesn't work, Chrome doesn't allow me to close the last window, worked around that by killing the task in the scheduling...
		window.close();
	});
	

})();