// ==UserScript==
// @name         AutoPerfReports
// @namespace    http://tampermonkey.net/
// @version      0.6
// @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);

	// To overwrite the simulate date uncomment the below and change the date (remember that the month starts at 0!
	//simulateDate = new Date(2019,1,17);

    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) {
                // If we don't have credentials saved we ask for credentials.
                // If the login dialog comes up again in less than 10 seconds we assume the password changed and don't retry automatically to prevent account locking.
                if ((credentials === null) || ((localStorage.getItem("LastLoginDate") !== null) && ((new Date().getTime() - localStorage.getItem("LastLoginDate")) / 1000 < 10 ))) {
                    clearInterval(myInterval);
                    window.document.title="[RiverRobot] Login unsuccessful.";
                    console.log("Login unsuccessful.");
                    document.getElementById("loginSubmitBtn").value="RiverRobot - Save Credentials + Login";

                    // change the Form tag to a div tag so that we can run some javascript rather than submit the form.
                    var theForm = document.getElementsByTagName('form')[0];
                    var theContainer = document.createElement('div');
                    theContainer.classList="module";
                    theContainer.innerHTML = theForm.innerHTML;
                    theForm.parentNode.replaceChild(theContainer, theForm);

                    // Credentials are stored encrypted in the Browsen's localstorage (yes, it's NOT safe, but it's a hurdle)
                    document.getElementById("loginSubmitBtn").onclick=function(){
                        credentials={username:document.getElementById("usernameField").value,passwordCrypt:encryptXor(document.getElementById("passwordField").value, '5346245634634765377')};
                        localStorage.setItem("riverRobotCredentials",JSON.stringify(credentials));
                        alert('Credentials Saved.');
                        window.location.reload();
                    };
                    document.getElementById("loginSubmitBtn").onkeydown=onclick;
                } else {
                    window.document.title="[RiverRobot] Logging In";
                    localStorage.setItem("LastLoginDate",new Date().getTime())
                    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 other than polling...
    function execQuery(theQuery) {
        let myInterval;
        return new Promise((resolve, reject) => {
            myInterval = window.setInterval(() => {
                if (document.getElementsByClassName("gwt-SuggestBox OT335KC-ub-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(){
						window.document.title="[RiverRobot] Executing Query " + theQuery;
						console.log("ExecQuery ",theQuery);
						let theSearchField = document.getElementsByClassName("gwt-SuggestBox OT335KC-ub-f")[0];
						theSearchField.value = theQuery;

                        let theNumResultsField = document.getElementsByClassName("gwt-TextBox OT335KC-vb-f")[0];
                        theNumResultsField.value = 99999;

						let theSearchButton = document.getElementsByClassName("gwt-Button OT335KC-e-e")[0];
						theSearchButton.click();
						resolve();
					},15000); // that's a bit lazy - I just assume it's ready in 15 sec... otherwise I had to poll the search button till it's clickable.
                } else {
					window.document.title="[RiverRobot] Waiting for Query field " + theQuery;
                    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 clsErrorEle = document.getElementsByClassName("pluginErrorStringBlack");
				if (clsErrorEle.length > 0) {
					clearInterval(myInterval);
					let errText=clsErrorEle[0].innerText ;
					console.log("While waiting for results of " + theName + " Page shows error: " + errText + " -> Proceeding to next");
					resolve(errText);
				}
                let pTag = document.getElementsByTagName("P");
                if (pTag.length > 0) {
                    console.log("Ready", theName, pTag);
					window.document.title="[RiverRobot] Downloading Results " + theName;
                    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() + "-" + ("0"+(1+simulateDate.getMonth())).slice(-2) + "-" + ("0"+simulateDate.getDate()).slice(-2) + ".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 {
					window.document.title="[RiverRobot] Waiting for Results " + theName;
                    console.log("Waiting for Results",theName);
                }
            }, 5000);
        });
    }

    let allQueriesAndNames = [
		{
            name: 'ClcCalculationEngineBo.UpdateSummaryForPeriod',
            query: "class.method = 'Cas.BusinessLogic.Clc.ClcCalculationEngineBo.UpdateSummaryForPeriod' AND server = 'ustca089.kcc.com' | calls -type class.method -class.method Cas.BusinessLogic.Clc.ClcCalculationEngineBo.UpdateSummaryForPeriod -include_call_count -visualization transactions -limit 100000 -sort_by total_duration"
        },
        {
            name: 'PrmTacticView.GetView',
            query: "class.method = 'Cas.BusinessLogic.Prm.PrmTacticView.GetView' AND server = 'ustca089.kcc.com' | calls -type class.method -class.method Cas.BusinessLogic.Prm.PrmTacticView.GetView  -include_call_count -visualization transactions -limit 100000 -sort_by total_duration"
        },
        {
            name: 'PrmTacticView.AddViewItem',
            query: "class.method = 'Cas.BusinessLogic.Prm.PrmTacticView.AddViewItem' AND server = 'ustca089.kcc.com' | calls -type class.method -class.method Cas.BusinessLogic.Prm.PrmTacticView.AddViewItem -include_call_count -visualization transactions -limit 100000 -sort_by total_duration"
        },
        {
            name: 'PrmProductAllView.GetView',
            query: "class.method = 'Cas.BusinessLogic.Prm.PrmProductAllView.GetView' AND server = 'ustca089.kcc.com' | calls -type class.method -class.method Cas.BusinessLogic.Prm.PrmProductAllView.GetView -include_call_count -visualization transactions -limit 100000 -sort_by total_duration"
        },
        {
            name: 'PrmProductAllView.AddViewItem',
            query: "class.method = 'Cas.BusinessLogic.Prm.PrmProductAllView.AddViewItem' AND server = 'ustca089.kcc.com' | calls -type class.method -class.method Cas.BusinessLogic.Prm.PrmProductAllView.AddViewItem -include_call_count -visualization transactions -limit 100000 -sort_by total_duration"
        },
        {
            name: 'BpaMyPaymentMassCreationView.GetView',
            query: "class.method = 'Cas.BusinessLogic.Bpa.BpaMyPaymentMassCreationView.GetView' AND server = 'ustca089.kcc.com' | calls -type class.method -class.method Cas.BusinessLogic.Bpa.BpaMyPaymentMassCreationView.GetView -include_call_count -visualization transactions -limit 100000 -sort_by total_duration"
        },
        {
            name: 'PayMainBo.Save',
            query: "class.method = 'Cas.BusinessLogic.Pay.PayMainBo.Save' AND server = 'ustca089.kcc.com' | calls -type class.method -class.method Cas.BusinessLogic.Pay.PayMainBo.Save -include_call_count -visualization transactions -limit 100000 -sort_by total_duration"
        },
  		{
            name: 'PrmMainBo.Copy',
            query: "class.method = 'Cas.BusinessLogic.Prm.PrmMainBo.Copy' AND server = 'ustca089.kcc.com' | calls -type class.method -class.method Cas.BusinessLogic.Prm.PrmMainBo.Copy -include_call_count -visualization transactions -limit 100000 -sort_by total_duration"
        },
        {
            name: 'PrmTacticProductAllView.GetView',
            query: "class.method = 'Cas.BusinessLogic.Prm.PrmTacticProductAllView.GetView' AND server = 'ustca089.kcc.com' | calls -type class.method -class.method Cas.BusinessLogic.Prm.PrmTacticProductAllView.GetView -include_call_count -visualization transactions -limit 100000 -sort_by total_duration"
        },
        {
            name: 'PrmMainView.GetView',
            query: "class.method = 'Cas.BusinessLogic.Prm.PrmMainView.GetView' AND server = 'ustca089.kcc.com' | calls -type class.method -class.method Cas.BusinessLogic.Prm.PrmMainView.GetView -include_call_count -visualization transactions -limit 100000 -sort_by total_duration"
        },
        {
            name: 'PrmMyTacticHistoryView.GetView',
            query: "class.method = 'Cas.BusinessLogic.Prm.PrmMyTacticHistoryView.GetView' AND server = 'ustca089.kcc.com' | calls -type class.method -class.method Cas.BusinessLogic.Prm.PrmMyTacticHistoryView.GetView -include_call_count -visualization transactions -limit 100000 -sort_by total_duration"
        },
        {
            name: 'PrmFundingSourcesView.GetView',
            query: "class.method = 'Cas.BusinessLogic.Prm.PrmFundingSourcesView.GetView' AND server = 'ustca089.kcc.com' | calls -type class.method -class.method Cas.BusinessLogic.Prm.PrmFundingSourcesView.GetView -include_call_count -visualization transactions -limit 100000 -sort_by total_duration"
        },
  		{
            name: 'PrmMainBo.AddTacticByCopy',
            query: "class.method = 'Cas.BusinessLogic.Prm.PrmMainBo.AddTacticByCopy' AND server = 'ustca089.kcc.com' | calls -type class.method -class.method Cas.BusinessLogic.Prm.PrmMainBo.AddTacticByCopy -include_call_count -visualization transactions -limit 100000 -sort_by total_duration"
        },
        {
            name: 'ClcCalculationBo.Calculation',
            query: "class.method = 'Cas.BusinessLogic.Clc.ClcCalculationEngineBo.Calculation' AND server = 'ustca089.kcc.com' AND transactiontype = 'accenture_businesslogic' | calls -type class.method -class.method Cas.BusinessLogic.Clc.ClcCalculationEngineBo.Calculation -include_call_count -visualization transactions -limit 100000 -sort_by total_duration"
        },
  		{
            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' ) | calls -type class.method -class.method Cas.BusinessLogic.Prm.PrmMainBo.Save -include_call_count -visualization transactions -limit 100000 -sort_by total_duration"
        }


    ];

	// Password is encrypted with XOR to preent "accidental" revelation
	let credentials=localStorage.getItem("riverRobotCredentials");
    if (credentials!==null) { credentials=JSON.parse(credentials); }
	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(()=>{
		window.document.title="[RiverRobot] DONE";
		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();
	});
})();