var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
var __generator = (this && this.__generator) || function (thisArg, body) {
    var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
    return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
    function verb(n) { return function (v) { return step([n, v]); }; }
    function step(op) {
        if (f) throw new TypeError("Generator is already executing.");
        while (g && (g = 0, op[0] && (_ = 0)), _) try {
            if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
            if (y = 0, t) op = [op[0] & 2, t.value];
            switch (op[0]) {
                case 0: case 1: t = op; break;
                case 4: _.label++; return { value: op[1], done: false };
                case 5: _.label++; y = op[1]; op = [0]; continue;
                case 7: op = _.ops.pop(); _.trys.pop(); continue;
                default:
                    if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
                    if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
                    if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
                    if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
                    if (t[2]) _.ops.pop();
                    _.trys.pop(); continue;
            }
            op = body.call(thisArg, _);
        } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
        if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
    }
};
var List = PSPDFKit.Immutable.List;
var Rect = PSPDFKit.Geometry.Rect;
var SignatureFormField = PSPDFKit.FormFields.SignatureFormField;
var _a = PSPDFKit.ElectronicSignatureCreationMode, DRAW = _a.DRAW, TYPE = _a.TYPE;
var DISABLED = PSPDFKit.AutoSaveMode.DISABLED;
var Settings = /** @class */ (function () {
    function Settings() {
    }
    Settings.allowedToolbarItems = [
        "sidebar-thumbnails",
        "sidebar-document-ouline",
        "sidebar-bookmarks",
        "pager",
        "pan",
        "zoom-out",
        "zoom-in",
        "zoom-mode",
        "spacer",
        "search"
    ];
    return Settings;
}());
var App = /** @class */ (function () {
    function App() {
    }
    // This function will be called in the ShowEnvelope.razor page
    // and will trigger loading of the Editor Interface
    App.loadPDFFromUrl = function (container, envelopeKey) {
        return __awaiter(this, void 0, void 0, function () {
            var arrayBuffer, envelopeObject, _a, id, annotation, formField, createdAnnotation;
            return __generator(this, function (_b) {
                switch (_b.label) {
                    case 0:
                        console.debug("Loading PSPDFKit..");
                        return [4 /*yield*/, App.loadDocument("/api/download/".concat(envelopeKey))];
                    case 1:
                        arrayBuffer = _b.sent();
                        return [4 /*yield*/, App.loadData("/api/get-data/".concat(envelopeKey))];
                    case 2:
                        envelopeObject = _b.sent();
                        _a = App;
                        return [4 /*yield*/, App.loadPSPDFKit(arrayBuffer, container)];
                    case 3:
                        _a.Instance = _b.sent();
                        App.configurePSPDFKit(this.Instance);
                        console.debug(envelopeObject.envelope.id);
                        console.debug("PSPDFKit configured!");
                        id = PSPDFKit.generateInstantId();
                        annotation = App.createSignatureAnnotation(id, 150, 50, 50, 50, 0);
                        formField = new SignatureFormField({
                            name: id,
                            annotationIds: List([annotation.id])
                        });
                        console.debug("Annotation created.");
                        return [4 /*yield*/, App.Instance.create([annotation, formField])];
                    case 4:
                        createdAnnotation = (_b.sent())[0];
                        console.debug(createdAnnotation);
                        return [2 /*return*/];
                }
            });
        });
    };
    // Makes a call to the supplied url and fetches the binary response as an array buffer
    App.loadDocument = function (url) {
        return fetch(url, { credentials: "include" })
            .then(function (res) { return res.arrayBuffer(); });
    };
    // Makes a call to the supplied url and fetches the json response as an object
    App.loadData = function (url) {
        return fetch(url, { credentials: "include" })
            .then(function (res) { return res.json(); });
    };
    // Load the PSPDFKit UI by setting a target element as the container to render in
    // and a arraybuffer which represents the document that should be displayed.
    App.loadPSPDFKit = function (arrayBuffer, container) {
        var annotationPresets = PSPDFKit.defaultAnnotationPresets;
        console.log(annotationPresets);
        annotationPresets.ink = {
            lineWidth: 10
        };
        return PSPDFKit.load({
            container: container,
            document: arrayBuffer,
            autoSaveMode: DISABLED,
            annotationPresets: annotationPresets,
            electronicSignatures: {
                creationModes: [DRAW]
            }
        });
    };
    App.configurePSPDFKit = function (instance) {
        instance.addEventListener("annotations.load", function (loadedAnnotations) {
            console.log("annotations loaded", loadedAnnotations.toJS());
        });
        instance.addEventListener("annotations.change", function () {
            console.log("annotations changed");
        });
        instance.addEventListener("annotations.create", function (createdAnnotations) {
            var annotation = createdAnnotations[0];
            console.log("annotations created", createdAnnotations.toJS());
        });
        var filteredItems = instance.toolbarItems
            .filter(function (item) { return Settings.allowedToolbarItems.includes(item.type); });
        var customItems = [
            {
                type: "custom",
                id: "button-finish",
                title: "Abschließen",
                icon: "<svg xmlns=\"http://www.w3.org/2000/svg\" width=\"20\" height=\"20\" fill=\"currentColor\" class=\"bi bi-check2-circle\" viewBox=\"0 0 16 16\">\n                        <path d=\"M2.5 8a5.5 5.5 0 0 1 8.25-4.764.5.5 0 0 0 .5-.866A6.5 6.5 0 1 0 14.5 8a.5.5 0 0 0-1 0 5.5 5.5 0 1 1-11 0z\"/>\n                        <path d=\"M15.354 3.354a.5.5 0 0 0-.708-.708L8 9.293 5.354 6.646a.5.5 0 1 0-.708.708l3 3a.5.5 0 0 0 .708 0l7-7z\" />\n                      </svg>",
                onPress: this.handleFinish
            }
        ];
        instance.setToolbarItems(filteredItems.concat(customItems));
    };
    App.handleFinish = function (event) {
        return __awaiter(this, void 0, void 0, function () {
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0: return [4 /*yield*/, App.Instance.applyOperations([{ type: "flattenAnnotations" }])
                        //await downloadDocument();
                    ];
                    case 1:
                        _a.sent();
                        return [2 /*return*/];
                }
            });
        });
    };
    App.downloadDocument = function () {
        return __awaiter(this, void 0, void 0, function () {
            function downloadPdf(blob) {
                var a = document.createElement("a");
                a.href = blob;
                a.style.display = "none";
                a.download = "download.pdf";
                a.setAttribute("download", "download.pdf");
                document.body.appendChild(a);
                a.click();
                document.body.removeChild(a);
            }
            var buffer, supportsDownloadAttribute, blob, reader_1, objectUrl;
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0: return [4 /*yield*/, App.Instance.exportPDF({ flatten: true })];
                    case 1:
                        buffer = _a.sent();
                        supportsDownloadAttribute = HTMLAnchorElement.prototype.hasOwnProperty("download");
                        blob = new Blob([buffer], { type: "application/pdf" });
                        if (!supportsDownloadAttribute) {
                            reader_1 = new FileReader();
                            reader_1.onloadend = function () {
                                var dataUrl = reader_1.result;
                                downloadPdf(dataUrl);
                            };
                            reader_1.readAsDataURL(blob);
                        }
                        else {
                            objectUrl = window.URL.createObjectURL(blob);
                            downloadPdf(objectUrl);
                            window.URL.revokeObjectURL(objectUrl);
                        }
                        return [2 /*return*/];
                }
            });
        });
    };
    App.createSignatureAnnotation = function (id, x, y, top, left, pageIndex) {
        var annotation = new PSPDFKit.Annotations.WidgetAnnotation({
            id: id,
            pageIndex: pageIndex,
            formFieldName: id,
            boundingBox: new Rect({
                width: x,
                height: y,
                top: top,
                left: left
            })
        });
        return annotation;
    };
    return App;
}());
export { App };
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