@c8y/ngx-components
Version:
Angular modules for Cumulocity IoT applications
78 lines • 11.6 kB
JavaScript
import { Injectable } from '@angular/core';
import { Router, NavigationEnd, ActivatedRoute } from '@angular/router';
import { filter, map } from 'rxjs/operators';
import { InventoryBinaryService, InventoryService } from '@c8y/client';
import { AlertService, gettext, ModalService, Status } from '@c8y/ngx-components';
import { saveAs } from 'file-saver';
import { isUndefined } from 'lodash-es';
import { TranslateService } from '@ngx-translate/core';
import * as i0 from "@angular/core";
import * as i1 from "@angular/router";
import * as i2 from "@c8y/client";
import * as i3 from "@c8y/ngx-components";
import * as i4 from "@ngx-translate/core";
export class BinaryFileDownloadService {
constructor(router, route, inventoryService, alertService, modalService, translate, inventoryBinary) {
this.router = router;
this.route = route;
this.inventoryService = inventoryService;
this.alertService = alertService;
this.modalService = modalService;
this.translate = translate;
this.inventoryBinary = inventoryBinary;
}
run() {
this.router.events
.pipe(filter(event => {
return event instanceof NavigationEnd && this.route.snapshot.queryParams.download;
}), map(() => this.route.snapshot.queryParams.download))
.subscribe(async (downloadId) => {
try {
const { data } = await this.inventoryService.detail(downloadId);
if (!isUndefined(data.c8y_IsBinary)) {
this.showDownloadModal(data);
}
else {
const alertMessage = this.translate.instant(gettext('Could not download the file: object with ID "{{ id }}" is not a valid binary.'), { id: data.id });
this.alertService.danger(alertMessage);
}
}
catch (ex) {
this.alertService.addServerFailure(ex);
}
});
}
async showDownloadModal(binaryMo) {
try {
const modalBody = this.translate.instant(gettext('You are about to download file "{{ fileName }}". Do you want to proceed?'), { fileName: binaryMo.name });
await this.modalService.confirm(gettext('File download'), modalBody, Status.INFO, {
ok: gettext('Download')
});
const arrayBuffer = await this.getArrayBuffer(binaryMo.id);
const fileBinary = new File([arrayBuffer], binaryMo.name, { type: binaryMo.contentType });
saveAs(fileBinary);
}
catch (e) {
// empty body :(
console.log({ e });
}
}
async getArrayBuffer(binaryId) {
let arrayBuffer;
try {
const res = await this.inventoryBinary.download(binaryId);
arrayBuffer = await res.arrayBuffer();
}
catch (ex) {
const msg = gettext('Could not get the binary.');
this.alertService.danger(msg);
}
return arrayBuffer;
}
static { this.ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "18.2.13", ngImport: i0, type: BinaryFileDownloadService, deps: [{ token: i1.Router }, { token: i1.ActivatedRoute }, { token: i2.InventoryService }, { token: i3.AlertService }, { token: i3.ModalService }, { token: i4.TranslateService }, { token: i2.InventoryBinaryService }], target: i0.ɵɵFactoryTarget.Injectable }); }
static { this.ɵprov = i0.ɵɵngDeclareInjectable({ minVersion: "12.0.0", version: "18.2.13", ngImport: i0, type: BinaryFileDownloadService }); }
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "18.2.13", ngImport: i0, type: BinaryFileDownloadService, decorators: [{
type: Injectable
}], ctorParameters: () => [{ type: i1.Router }, { type: i1.ActivatedRoute }, { type: i2.InventoryService }, { type: i3.AlertService }, { type: i3.ModalService }, { type: i4.TranslateService }, { type: i2.InventoryBinaryService }] });
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