EnvelopeGenerator/EnvelopeGenerator.Web/wwwroot/js/app.js

var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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};
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;
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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 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, documentId) {
        return __awaiter(this, void 0, void 0, function () {
            var arrayBuffer, instance, id, annotation, formField, createdAnnotation;
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0:
                        console.debug("Loading PSPDFKit..");
                        return [4 /*yield*/, App.loadDocument("/api/download/".concat(documentId))];
                    case 1:
                        arrayBuffer = _a.sent();
                        return [4 /*yield*/, App.loadPSPDFKit(arrayBuffer, container)];
                    case 2:
                        instance = _a.sent();
                        App.configurePSPDFKit(instance);
                        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*/, instance.create([annotation, formField])];
                    case 3:
                        createdAnnotation = (_a.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(); });
    };
    // 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,
            annotationPresets: annotationPresets,
            electronicSignatures: {
                creationModes: [TYPE, 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) {
            console.log("annotations created", createdAnnotations.toJS());
        });
    };
    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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