// True numeric value binding
ko.bindingHandlers.numericValue = {
    init: function (element, valueAccessor, allBindingsAccessor, viewModel, bindingContext) {
        var underlyingObservable = valueAccessor();
        var interceptor = ko.dependentObservable({
            read: underlyingObservable,
            write: function (value) {
                if (!isNaN(value)) {
                    underlyingObservable(parseFloat(value));
                }
            }
        });
        ko.bindingHandlers.value.init(element, function () {
            return interceptor
        }, allBindingsAccessor, viewModel, bindingContext);
    },
    update: ko.bindingHandlers.value.update
};

var editor = ace.edit("config-editor");
editor.setTheme("ace/theme/monokai");
editor.session.setMode("ace/mode/javascript");

var viewmodel = ko.mapping.fromJS({
    // Server Argument Section
    "BaseServerArgs": "",
    "AdditionalCmdLineParams": "",

    // World Options
    "WorldFriendlyName": "New Server",
    "WorldAtlasId": "",
    "WorldAtlasPassword": "",
    "ModIDs": "",

    // Grid Options
    "gridSize": 1000,
    "totalGridsX": 1,
    "totalGridsY": 1,
    "coordsScaling": 0.000000000001,
    "globalTransitionMinZ": 0.0,

    // Image Paths
    "backgroundImgPath": "image.png",
    "discoZonesImagePath": "image.png",

    // URL Options
    "MetaWorldURL": "",
    "AuthListURL": "",
    "MapImageURL": "",

    // Time Options
    "Day0": "2019-01-09 20:28:56",
    "bUseUTCTime": false,
    "columnUTCOffset": 0.0,
    "lastImageOverride": "0001-01-01T00:00:00",

    // Info Options
    "showServerInfo": false,
    "showDiscoZoneInfo": false,
    "showShipPathsInfo": false,
    "showIslandNames": false,
    "showLines": false,
    "showBackground": false,

    // S3 Options
    "LocalS3URL": "",
    "LocalS3AccessKeyId": "",
    "LocalS3SecretKey": "",
    "LocalS3BucketName": "",
    "LocalS3Region": "",

    // Unsorted...
    "globalGameplaySetup": "",
    "shipPathsIdGenerator": 1,
    "idGenerator": 127,
    "regionsIdGenerator": 0,

    // Tribe Log Tab
    "TribeLogConfig": {
        // Main Options
        "MaxRedisEntries": 1000,
        "BackupMode": "off",
        "MaxFileHistory": 10,
        "HttpBackupURL": "",
        "HttpAPIKey": "",

        //S3 Options
        "S3URL": "",
        "S3AccessKeyId": "",
        "S3SecretKey": "",
        "S3BucketName": "",
        "S3KeyPrefix": ""
    },

    // Travel Data Tab
    "TravelDataConfig": {
        // Main Options
        "BackupMode": "off",
        "MaxFileHistory": 10,
        "HttpBackupURL": "",
        "HttpAPIKey": "",

        //S3 Options
        "S3URL": "",
        "S3AccessKeyId": "",
        "S3SecretKey": "",
        "S3BucketName": "",
        "S3KeyPrefix": ""
    },

    "SharedLogConfig": {
        "FetchRateSec": 60,
        "SnapshotCleanupSec": 900,
        "SnapshotRateSec": 1800,
        "SnapshotExpirationHours": 48,
        "BackupMode": "off",
        "MaxFileHistory": 10,
        "HttpBackupURL": "",
        "HttpAPIKey": "",
        "S3URL": "",
        "S3AccessKeyId": "",
        "S3SecretKey": "",
        "S3BucketName": "",
        "S3KeyPrefix": ""
    },

    "DatabaseConnections": [],
    "servers": [],
    "spawnerOverrideTemplates": [],
    "shipPaths": [],
    "serverTemplates": [],

    // ?!?!
    "OverrideShooterGameModeDefaultGameIni": {}
});
ko.applyBindings(viewmodel);

updateEditor();

ko.computed(function () {
    return ko.toJSON(viewmodel);
}).subscribe(function () {
    updateEditor();
});

editor.on("change", function () {
    setTimeout(function () {
        ko.mapping.fromJSON(editor.getValue(), viewmodel);
    }, 100);
});

function updateEditor() {
    var interim = ko.mapping.toJS(viewmodel);
    interim.coordsScaling = Number(interim.coordsScaling).toFixed(12);
    editor.setValue(ko.toJSON(interim, null, 2));
}