var navSelect = "home";
var dataMode;
var serverURL = window.location.origin;
var data;
var languageChart;
var dataOpen = false;
var submittable = true;
var loginInfo = {};

// var trelloInfo = {};


var navi = [ // Array containing navigation items in form [Font-Awesome class name, Display Text, Onclick function].
    ["home", "Home", "home"],
    ["bar-chart", "Data Values", "dataValues1"],
    ["database", "Database and Files", "files"],
    ["info", "About", "about"]
];

var members = [
    "Kenneth Jao", "Yaman Qalieh", "Enrico Colon"
];

var authorityLabels = {
    0: "#0: Full access", 
    1: "#1: Create updates", 
    2: "#2: Edit values and add files", 
    3: "#3: No access"
};

var dropOp = {
    //Insert correct
};

var dropOpStore = {};

function Rnd(item,fig) {
  if(varType(item) === "Array") {
    var arr = [];
    for(var i = 0; i < item.length; i++) arr[i] = Rnd(item[i],fig);
    return arr;
  } else if(varType(item) === "Number") {
    return Math.round(item*Math.pow(10,fig))/Math.pow(10,fig);
  } else {
    throw new TypeError("Expected Integers, got " + varType(item) + ".");
  }
}

function varType(variable) {
  var type = typeof variable;
  if(type === "object") {
      return (variable.constructor === Array) ? "Array" : "Object";
  } else {
    return type[0].toUpperCase() + type.slice(1);
  }
}


function createNav() {
    for (var i = 0; i < navi.length; i++) { // Create navigation tabs.
        var side = document.getElementById("sidebar");
        var div = document.createElement("div");
        div.className = "navi transition";
        div.setAttribute("option", navi[i][2]);
        div.onclick = function() {
            var op = this.getAttribute("option");
            if (navSelect === op) return;
            updateMain(op);
        };
        var ic = document.createElement("i");
        ic.className = "fa fa-" + navi[i][0];
        ic["aria-hidden"] = true;
        var p = document.createElement("p");
        p.appendChild(document.createTextNode(navi[i][1]));
        div.appendChild(ic);
        div.appendChild(p);
        side.appendChild(div);
    }
}

function updateMain(op) { // Updates the actual page.
    updateNav(op);
    document.getElementById(navSelect).style.opacity = "0";
    setTimeout(function() {
        document.getElementById(navSelect).style.display = "none";
        document.getElementById(op).style.display = "block";
        setTimeout(function() {
            document.getElementById(op).style.opacity = "1";
        }, 30);
        navSelect = op;
    }, 300);
}

function updateNav(op) { // Updates the sidebar navigation.
    var oldNav = document.querySelectorAll("[option=" + navSelect + "]")[0];
    var newNav = document.querySelectorAll("[option=" + op + "]")[0];
    oldNav.style.backgroundColor = "rgba(0,0,0,0)";
    oldNav.style.color = "white";
    newNav.style.backgroundColor = "#F8F3F0";
    newNav.style.color = "#F47922";
}

function getData(updatePage) {
    $.ajax({
            url: serverURL + '/server',
            type: 'GET'
        })
        .then(
            function success(incoming) {
                data = incoming;
                generateDropOp();
                createDrop();
                if(updatePage === "add") {
                    dropOpUpdate("langSelect");
                    document.querySelectorAll(".dropdown[option='langSelect'] .opCont p[dropoption='"+(data.languages.length)+"']")[0].click();
                } else if(updatePage === "edit") {
                    dropOpUpdate("langSelect");
                    document.querySelectorAll(".dropdown[option='langSelect'] .opCont p[dropoption='"+(dropOpStore["langSelect"])+"']")[0].click();
                }
            },
            function error(e) {
                console.log(e);
            }
        );
}

function language(language) {
    return data.values.filter(function(element) {
        return element.id === parseInt(language);
    })[0];
}

function phoneme(p) {
    return data.values.map(function(language) {
        obj = {};
        if (language.phonemes[p] !== undefined) {
            obj[language.name] = language.phonemes[p];
            return obj;
        }
        return undefined;
    }).filter(function(a) {
        return (a !== undefined);
    });
}

document.getElementById("flipMode").onclick = function() {
    dropOpStore["flipMode"] = (dropOpStore["flipMode"] === "language") ? "phoneme" : "language";

}

function generateDropOp() { // For options that change based on data.
    dropOp["langSelect"] = [function() { // Function that occurs when change language.
        // Generate info box material.
        var langInfo = language(dropOpStore["langSelect"]);
        var info = document.getElementById("langInfoCont");
        var dataBox = document.getElementById("dataTableCont");
        var graph = document.querySelectorAll("#langGraph > canvas")[0];
        info.style.opacity = "0";
        dataBox.style.opacity = "0";
        graph.style.opacity = "0";
        setTimeout(function() {
            while (info.firstChild) {
                info.removeChild(info.firstChild);
            }
            var p2 = document.createElement("p");
            var a = document.createElement("a");
            p2.appendChild(document.createTextNode("Source: "));
            if(langInfo.source === null) {
                p2.appendChild(document.createTextNode("N/A"));
            } else if(langInfo.source.length > 0) {
                a.href = langInfo.source;
                srcText = (langInfo.source.length > 60) ? langInfo.source.substring(0, 57) + "..." : langInfo.source;
                a.appendChild(document.createTextNode(srcText));
                p2.appendChild(a);
            }
            info.appendChild(p2);

            // Generate data box material.

            var phonemes = Object.keys(langInfo.phonemes).sort(Intl.Collator().compare);

            while (dataBox.firstChild) {
                dataBox.removeChild(dataBox.firstChild);
            }
            dataBox.style.gridTemplateColumns = "repeat("+Math.ceil(phonemes.length/6).toString() + ", 1fr)";
            for(var i = 0; i < 9; i++) dataBox.appendChild(document.createElement("div")); // Extra divs will be filled if necessary.
            for(i = 0; i < phonemes.length; i++) {
                var tableNum = Math.floor(i/6);
                var row = i+2-tableNum*7;
                var p1 = document.createElement("p");
                var p2 = document.createElement("p");
                p1.style.textAlign = "right";
                p2.style.textAlign = "left";
                p1.style.borderRight = "1px solid #D5D5D5";
                if(i%6 === 0) {
                    var pT1 = document.createElement("p");
                    var pT2 = document.createElement("p");
                    pT1.style.textAlign = "right";
                    pT2.style.textAlign = "left";
                    pT1.style.borderRight = "1px solid #D5D5D5";
                    pT1.style.borderBottom = "1px solid #D5D5D5";
                    pT2.style.borderBottom = "1px solid #D5D5D5";
                    pT1.appendChild(document.createTextNode("Phoneme"));
                    pT2.appendChild(document.createTextNode("Percent"));
                    dataBox.children[tableNum].appendChild(pT1);
                    dataBox.children[tableNum].appendChild(pT2);
                }
                p1.appendChild(document.createTextNode(phonemes[i]));
                p2.appendChild(document.createTextNode(Rnd(langInfo.phonemes[phonemes[i]], 2)));
                dataBox.children[tableNum].appendChild(p1);
                dataBox.children[tableNum].appendChild(p2);
            }
            var graphData = Object.entries(langInfo.phonemes).sort(function(a,b) {
                return b[1] - a[1];
            });
            graphData = [graphData.map(function(a,b) {
                return a[0];
            }), graphData.map(function(a,b) {
                return a[1];
            })];
            // Generate graphs.
            var ctx = graph.getContext("2d");
            try {
                languageChart.destroy();
            } catch(err) {}
            languageChart = new Chart(ctx, chartOptions(graphData));
            info.style.opacity = "1";
            dataBox.style.opacity = "1";
            graph.style.opacity = "1";
        }, 300);
    }].concat(["Select language..."].concat(data.values.map(a=>a.id)));

    dropOp["authority"] = [function() {

    }].concat(["Select authority..."].concat(Object.keys(authorityLabels)));
}

function createDrop() {
    var dropButtons = document.getElementsByClassName("dropdown");
    for(var i = 0; i < dropButtons.length; i++) {
        while(dropButtons[i].firstChild) dropButtons[i].removeChild(dropButtons[i].firstChild);
    }
    for (i = 0; i < dropButtons.length; i++) {
        var div = document.createElement("div");
        div.className = "button";
        var p = document.createElement("p");
        let op = dropButtons[i].getAttribute("option");
        p.appendChild(document.createTextNode(dropOp[op][1]));
        var ic = document.createElement("i");
        ic.className = "fa fa-angle-down";
        ic["aria-hidden"] = true;
        div.appendChild(p);
        div.appendChild(ic);
        var div2 = document.createElement("div");
        div2.className = "opCont transition";

        if(op === "langSelect") {
            var p3 = document.createElement("p");
            p3.className = "transition";
            p3.id = "addData";
            p3.onclick = function() { // Open add language.
                modal("newLanguage", true);
            };
            p3.appendChild(document.createTextNode("Add language..."));
            div2.appendChild(p3); 
        }
        
        for (var j = 2; j < dropOp[op].length; j++) {
            var p2 = document.createElement("p");
            p2.setAttribute("dropoption", dropOp[op][j]);
            p2.className = "transition";
            p2.onclick = function(e) {
                e.stopPropagation();
                dropOpStore[op] = this.getAttribute("dropoption");
                dropOpUpdate(op);
                let opCont = this.parentNode;
                opCont.style.opacity = "0";
                setTimeout(function() {
                    opCont.style.display = "none";
                }, 300);
            };
            if(op === "langSelect") p2.appendChild(document.createTextNode(language(dropOp[op][j]).name));
            if(op === "authority") p2.appendChild(document.createTextNode(authorityLabels[dropOp[op][j]]))
            div2.appendChild(p2);
        }

        div.onclick = function(e) {
            e.stopPropagation();
            let opCont = this.nextElementSibling;
            if (opCont.style.display === "block") {
                opCont.style.opacity = "0";
                setTimeout(function() {
                    opCont.style.display = "none";
                }, 300);
            } else {
                opCont.style.display = "block";
                setTimeout(function() {
                    opCont.style.opacity = "1";
                }, 30);
            }
        };
        dropButtons[i].appendChild(div);
        dropButtons[i].appendChild(div2);
    }
}

function dropOpUpdate(op) {
    var dropdown = document.querySelectorAll(".dropdown[option=" + op + "] .button p")[0];
    if(op === "langSelect") dropdown.textContent = language(dropOpStore[op]).name;
    if(op === "authority") dropdown.textContent = authorityLabels[dropOpStore[op]];
    console.log(op);
    (dropOp[op][0])();
}

document.onclick = function(event) {
    for (var i = 0; i < document.getElementsByClassName("dropdown").length; i++) {
        var opCont = document.querySelectorAll(".dropdown .opCont")[i];
        opCont.style.opacity = "0";
        setTimeout(function() {
            opCont.style.display = "none";
        }, 300);
    }
};


function homeCards() {
    var home = document.getElementById("home");
    while (home.firstChild) {
        home.removeChild(home.firstChild);
    }
    $.ajax({
        url: serverURL + '/updates',
        type: 'GET'
    })
    .then(
        function success(incoming) {
            var postList = incoming;
            for(var i = postList.length - 1; i >= 0 ; i--) {
                var div = document.createElement("div");
                div.className = "card";
                var h2 = document.createElement("h2");
                h2.textContent = postList[i].title;
                div.appendChild(h2);
                var h3 = document.createElement("h3");
                h3.textContent = postList[i].date;
                div.appendChild(h3);
                var p = document.createElement("p");
                p.innerHTML = postList[i].content;
                div.appendChild(p);
                home.appendChild(div);
            }
        },
        function error(e) {
            console.log(e);
        }
    );

}

function chartOptions(graphData) {
    return {
        type: 'bar',
        data: {
            labels: graphData[0],
            datasets: [{
                label: "Phoneme Prevalence",
                data: graphData[1],
                backgroundColor: 'rgba(244, 121, 34, 0.7)',
                borderColor: 'rgba(246, 112, 18, 1)',
                borderWidth: 2
            }]
        },
        options: {
            legend: {
                labels: {
                    fontFamily: "'Open Sans Condensed', sans-serif",
                    fontSize: 20
                }
            },
            scales: {
                yAxes: [{
                    scaleLabel: {
                        display: true,
                        labelString: "Phoneme (%)",
                        fontFamily: "'Open Sans Condensed', sans-serif",
                        fontSize: 20,
                        padding: 4
                    },
                    ticks: {
                        fontFamily: "'Open Sans Condensed', sans-serif",
                        fontSize: 20,
                        callback: function(value) {
                            return value + "%";
                        }
                    }
                }],
                xAxes: [{
                    scaleLabel: {
                        display: true,
                        labelString: "Percent Prevalence",
                        fontFamily: "'Open Sans Condensed', sans-serif",
                        fontSize: 20,
                        padding: 4
                    },
                    ticks: {
                        fontFamily: "'Open Sans Condensed', sans-serif",
                        fontSize: 20
                    }
                }]
            }
        }
    };
}

function modal(id, open) {
    if(open) {
        document.getElementById(id).style.display = "block";
        setTimeout(function() {
            document.getElementById(id).style.opacity = "1";
        }, 10);
    } else {
        document.getElementById(id).style.opacity = "0";
        setTimeout(function() {
           document.getElementById(id).style.display = "none";
        }, 300);
    }   
}

var modals = ["newLanguage", "editLanguage", "login", "addUser"];
for(var i = 0; i < modals.length; i++) {
    let id = modals[i];
    document.getElementById(modals[i]).onclick = function(event) { 
        modal(id, false);
        for(var j = 0; j < document.getElementsByTagName("input"); j++) document.getElementsByTagName("input")[j].value = "";
        dropOpStore["authority"] = "";
        document.querySelectorAll(".dropdown[option=authority] .button p")[0].textContent = dropOp["authority"][1];
    };
    document.querySelectorAll("#"+modals[i]+" > div")[0].onclick = function(event) { event.stopPropagation(); };
}

document.querySelectorAll("#addUser > div")[0].onclick = function(event) {
    event.stopPropagation();
    for (var i = 0; i < document.getElementsByClassName("dropdown").length; i++) {
        var opCont = document.querySelectorAll(".dropdown .opCont")[i];
        opCont.style.opacity = "0";
        setTimeout(function() {
            opCont.style.display = "none";
        }, 300);
    }
}

document.getElementById("editData").onclick = function() { // Open edit language.
    var langInfo = language(dropOpStore["langSelect"]);
    document.querySelectorAll("#editLanguageName input")[0].value = langInfo.name;
    var k = Object.keys(langInfo.phonemes);
    var v = Object.values(langInfo.phonemes);
    var str = "";
    for(var i = 0; i < k.length; i++) {
        str += k[i] + " " + v[i] + ((i === k.length-1) ? "" : "\n");
    }
    document.querySelectorAll("#editLanguagePhonemes textarea")[0].value = str;
    modal("editLanguage", true);
};

document.getElementById("signIn").onclick = function() { modal("login", true); };
document.getElementById("addUserButton").onclick = function() { modal("addUser", true); };
document.getElementById("addUpdateButton").onclick = function() { modal("writePost", true); };

document.querySelectorAll("#newLanguageSubmit p")[0].onclick = function() { // Function for adding a language.
    if(!submittable) return;
    submittable = false;
    var name = document.querySelectorAll("#newLanguageName input")[0].value;
    if(name === "") {
        alert("Please enter in the name for language!");
        submittable = true;
        return;
    }
    var info = document.querySelectorAll("#newLanguagePhonemes textarea")[0].value;
    if(info === "") {
        alert("Please enter in the values for phonemes!");
        submittable = true;
        return;
    }
    info = info.split("\n");
    var phonemes = {};
    for(var i = 0; i < info.length; i++) {
        info[i] = info[i].split(/[ ,]+/);
        var num = parseFloat(info[i][1]);
        if(isNaN(num)) {
            alert("Value for " + info[i][0] + " is not a number or does not exist!");
            submittable = true;
            return;
        }
        phonemes[info[i][0]] = num;
    }
    var newLanguage = {
        name: name,
        source: null,
        phonemes: phonemes,
        editor: loginInfo
    };

    this.innerText = "Processing...";
    this.style.backgroundColor = "rgba(0,0,0,0.2)";
    var p = this;
    $.ajax({
        url: serverURL + '/server',
        type: 'POST',
        dataType: "json",
        contentType: 'application/json;charset=UTF-8',
        data: JSON.stringify(newLanguage)
    })
    .then(
        function success(incoming) {
            document.getElementById("newLanguage").style.opacity = "0";
            setTimeout(function() {
                document.getElementById("newLanguage").style.display = "none";
                submittable = true;
                p.innerText = "Submit!";
                p.style.backgroundColor = "#FEFEFE";
                document.querySelectorAll("#newLanguageName input")[0].value = "";
                document.querySelectorAll("#newLanguagePhonemes textarea")[0].value = "";
            }, 300);
            getData("add");
        },
        function error(e) {
            alert("There was an error adding a language.");
            console.log(e);
        }
    );
};

document.querySelectorAll("#editLanguageSubmit p")[0].onclick = function() { // Function for submitting edits to language.
    if(!submittable) return;
    var langInfo = language(dropOpStore["langSelect"]);
    submittable = false;
    var name = document.querySelectorAll("#editLanguageName input")[0].value;
    if(name === "") {
        alert("Please enter in the name for language!");
        submittable = true;
        return;
    }
    var info = document.querySelectorAll("#editLanguagePhonemes textarea")[0].value;
    if(info === "") {
        alert("Please enter in the values for phonemes!");
        submittable = true;
        return;
    }
    info = info.split("\n");
    var newPhonemes = {};
    console.log(info);
    for(var i = 0; i < info.length; i++) {
        info[i] = info[i].split(/[ ,]+/);
        var num = parseFloat(info[i][1]);
        if(isNaN(num)) {
            alert("Value for " + info[i][0] + " is not a number or does not exist!");
            submittable = true;
            return;
        }
        newPhonemes[info[i][0]] = num;
    }
    console.log(newPhonemes);

    this.innerText = "Processing...";
    this.style.backgroundColor = "rgba(0,0,0,0.2)";
    var p = this;

    var oldPhoneset = new Set(Object.keys(langInfo.phonemes));
    var newPhoneset = new Set(Object.keys(newPhonemes));
    var diffRemove = [...oldPhoneset].filter(x=>!newPhoneset.has(x));
    var diffChange = [...newPhoneset].filter(x=>!oldPhoneset.has(x));
    var union = [...newPhoneset].filter(x=>oldPhoneset.has(x));

    for(var i = 0; i < union.length; i++) {
        console.log(langInfo.phonemes[union[i]]);
        console.log(newPhonemes[union[i]]);
        if(newPhonemes[union[i]] === undefined) {
            diffRemove.push(union[i]);
        } else if(langInfo.phonemes[union[i]] !== newPhonemes[union[i]]) {
            diffChange.push(union[i]);
        } else {
            continue;
        }
    }

    var todo = {
        name: name !== langInfo.name,
        add: diffChange.length > 0,
        remove: diffRemove.length > 0
    };

    if(!todo.name && !todo.add && !todo.remove) {
        modal("editLanguage", false);
        return;
    }

    var error = false;

    if(todo.name) { // Ajax requests for changing name.
        $.ajax({
            url: serverURL + '/server',
            type: 'PATCH',
            dataType: "json",
            contentType: 'application/json;charset=UTF-8',
            data: JSON.stringify({
                action: "language_name_edit",
                data: {
                    language_id: langInfo.id,
                    language_name: name
                },
                editor: loginInfo
            })
        })
        .then(
            function success(incoming) {
                if(todo.name && !todo.add && !todo.remove) {
                    document.getElementById("editLanguage").style.opacity = "0";
                    setTimeout(function() {
                        document.getElementById("editLanguage").style.display = "none";
                        submittable = true;
                        p.innerText = "Submit!";
                        p.style.backgroundColor = "#FEFEFE";
                        document.querySelectorAll("#editLanguageName input")[0].value = "";
                        document.querySelectorAll("#editLanguagePhonemes textarea")[0].value = "";
                    }, 300);
                    getData("edit");
                }
            },
            function error(e) {
                error = true;
                alert("There was an error change the language name.");
                console.log(e);
            }
        );
    }

    if(error) return;

    for(var i = 0; i < diffChange.length; i++) { // Ajax requests for adding or editing phonemes.
        $.ajax({
            url: serverURL + '/server',
            type: 'PATCH',
            dataType: "json",
            contentType: 'application/json;charset=UTF-8',
            context: {counter: i},
            data: JSON.stringify({
                action: "phoneme_add",
                data: {
                    language_id: langInfo.id,
                    phoneme: diffChange[i],
                    value: newPhonemes[diffChange[i]]
                },
                editor: loginInfo
            })
        })
        .then(
            function success(incoming) {
                if(todo.add && !todo.remove && this.counter === diffChange.length-1) {
                    document.getElementById("editLanguage").style.opacity = "0";
                    setTimeout(function() {
                        document.getElementById("editLanguage").style.display = "none";
                        submittable = true;
                        p.innerText = "Submit!";
                        p.style.backgroundColor = "#FEFEFE";
                        document.querySelectorAll("#editLanguageName input")[0].value = "";
                        document.querySelectorAll("#editLanguagePhonemes textarea")[0].value = "";
                    }, 300);
                    getData("edit");
                }

            },
            function error(e) {
                error = true;
                alert("There was an error change the phoneme values.");
                console.log(e);
            }
        );
    }

    if(error) return;

    console.log({
                action: "phoneme_remove",
                data: {
                    language_id: langInfo.id,
                    phoneme_id: diffRemove[i]
                }
    });

    for(var i = 0; i < diffRemove.length; i++) { // Ajax requests for removing phoneme values.
        $.ajax({
            url: serverURL + '/server',
            type: 'PATCH',
            dataType: "json",
            contentType: 'application/json;charset=UTF-8',
            context: {counter: i},
            data: JSON.stringify({
                action: "phoneme_remove",
                data: {
                    language_id: langInfo.id,
                    phoneme: diffRemove[i]
                },
                editor: loginInfo
            })
        })
        .then(
            function success(incoming) {
                if(this.counter === diffRemove.length-1) {
                    document.getElementById("editLanguage").style.opacity = "0";
                    setTimeout(function() {
                        document.getElementById("editLanguage").style.display = "none";
                        submittable = true;
                        p.innerText = "Submit!";
                        p.style.backgroundColor = "#FEFEFE";
                        document.querySelectorAll("#editLanguageName input")[0].value = "";
                        document.querySelectorAll("#editLanguagePhonemes textarea")[0].value = "";
                    }, 300);
                    getData("edit");
                }

            },
            function error(e) {
                error = true;
                alert("There was an error removing phoneme values.");
                console.log(e);
            }
        );
    }
};

document.querySelectorAll("#loginSubmit p")[0].onclick = function() {
    var info = [
        document.querySelectorAll("#loginUsername input")[0], 
        document.querySelectorAll("#loginPassword input")[0]
    ];
    if(info[0].value === "") {
        alert("Please enter in a username!");
        return;
    } else if(info[1].value === "") {
        alert("Please enter in a password!");
        return;
    }
    loginInfo.username = info[0].value;
    loginInfo.password = info[1].value;
    modal("login", false);
    document.getElementById("addData").style.display = "block";
    document.getElementById("editData").style.display = "grid";
    document.getElementById("addUserButton").style.display = "grid";
    document.getElementById("addUpdateButton").style.display = "grid";
    document.getElementById("signIn").style.display = "none";
    setTimeout(function() {
        info[0].value = "";
        info[1].value = "";
    }, 300)
};

document.querySelectorAll("#addUserSubmit p")[0].onclick = function() {
    if(!submittable) return;
    submittable = false;
    var info = [
        document.querySelectorAll("#addUserUsername input")[0], 
        document.querySelectorAll("#addUserPassword input")[0],
        parseInt(dropOpStore["authority"])
    ];
    if(info[0].value === "") {
        alert("Please enter in a username!");
        submittable = true;
        return;
    } else if(info[1].value === "") {
        alert("Please enter in a password!");
        submittable = true;
        return;
    } else if(info[2] === "") {
        alert("Please enter in an authority level!");
        submittable = true;
        return;
    }

    this.innerText = "Processing...";
    this.style.backgroundColor = "rgba(0,0,0,0.2)";
    var p = this;

    $.ajax({
        url: serverURL + '/editors',
        type: 'POST',
        dataType: "json",
        contentType: 'application/json;charset=UTF-8',
        data: JSON.stringify({
            username: info[0].value,
            authority: info[2],
            password: info[1].value,
            editor: loginInfo
        })
    })
    .then(
        function success(incoming) {},
        function error(e) {
            if(e.responseText !== "Success") {
                alert("There was an error adding a user.");
                console.log(e);
            } else {
                modal("addUser", false);
                setTimeout(function() {
                    info[0].value = "";
                    info[1].value = "";
                    dropOpStore["authority"] = "";
                    submittable = true;
                    p.innerText = "Submit!";
                    p.style.backgroundColor = "#FEFEFE";
                    document.querySelectorAll(".dropdown[option=authority] .button p")[0].textContent = dropOp["authority"][1];
                }, 300);
            }
        }
    );
};

document.querySelectorAll("#writePostSubmit p")[0].onclick = function() {
    if(!submittable) return;
    submittable = false;
    var info = [
        document.querySelectorAll("#writePostTitle input")[0], 
        document.querySelectorAll("#writePostAuthor input")[0],
        document.querySelectorAll("#writePostText textarea")[0]
    ];
    if(info[0].value === "") {
        alert("Please enter in a title!");
        submittable = true;
        return;
    } else if(info[1].value === "") {
        alert("Please enter in an author!");
        submittable = true;
        return;
    } else if(info[2].value === "") {
        alert("Please enter in a message!");
        submittable = true;
        return;
    }
    this.innerText = "Processing...";
    this.style.backgroundColor = "rgba(0,0,0,0.2)";
    var p = this;

     $.ajax({
        url: serverURL + '/updates',
        type: 'POST',
        dataType: "json",
        contentType: 'application/json;charset=UTF-8',
        data: JSON.stringify({
            title: info[0].value,
            author: info[1].value,
            content: info[2].value,
            editor: loginInfo
        })
    })
    .then(
        function success(incoming) {
            modal("writePost", false);
            homeCards();
            setTimeout(function() {
                info[0].value = "";
                info[1].value = "";
                info[2].value = "";
                submittable = true;
                p.innerText = "Submit!";
                p.style.backgroundColor = "#FEFEFE";
            }, 300);
        },
        function error(e) {
            alert("There was an error adding a post.");
            console.log(e);
        }
    );
};

/*function getTrelloCards() {
    Trello.authorize();
    var cardArr, listArr, lists;
    var cards = window.Trello.rest(
        "GET", "boards/vm2c2IZd/cards",
        function success() {
            cardArr = JSON.parse(cards.responseText);
            lists = window.Trello.rest(
            "GET", "boards/vm2c2IZd/lists",
            function success() {
                listArr = JSON.parse(lists.responseText);
                for(var i = 0; i < listArr.length; i++) {
                    var arr = cardArr.filter(function(obj) {
                        return obj.idList === listArr[i].id;
                    }).map(a => a.name);
                    trelloInfo[listArr[i].name] = arr;
                }
            },
            function error(e) {
                console.log(e);
            });
        },
        function error(e) {
            console.log(e);
    });
}*/

getData();
homeCards();
createNav();
updateNav(navSelect);