96 lines
3.7 KiB
TypeScript
96 lines
3.7 KiB
TypeScript
import { response } from 'express';
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import fs from 'fs/promises';
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import axios, { AxiosResponse } from 'axios';
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export class CertificateDownloader{
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// static instance: CertificateDownloader;
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private readonly baseUrl = 'https://get.dgc.gov.it';
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private readonly updateApi = '/v1/dgc/signercertificate/update'
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private readonly statusApi = '/v1/dgc/signercertificate/status'
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private readonly keyStorage = './cerificate_collection.json';
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// private readonly timeSpan = 86400000;
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private readonly timeSpan = 1;
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private cerficateCollection:unknown = {};
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private currentValidKids:string[] = [];
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public async getCertificates(): Promise<unknown> {
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let data = '{}';
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try {
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const file = await fs.open(this.keyStorage,'r');
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data = (await file.readFile()).toString('utf-8');
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await file.close();
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const savedData = JSON.parse( data || '{}');
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// if(savedData.lastupdateDate == null || Date.now() - savedData?.lastupdateDate > this.timeSpan){
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// await this.getAllCertificate();
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// } else {
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this.cerficateCollection = savedData.certificates;
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// }
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return this.cerficateCollection;
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} catch (error) {
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console.log(error);
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if(error.errno == -2){
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await fs.writeFile(this.keyStorage,'{}');
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} else {
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console.log(error);
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}
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}
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}
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// public static getCertificateDownloader():CertificateDownloader{
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// if(CertificateDownloader.instance == undefined){
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// CertificateDownloader.instance = new CertificateDownloader();
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// }
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// return CertificateDownloader.instance;
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// }
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async getAllCertificate(): Promise<void> {
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this.cerficateCollection = {};
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const response:AxiosResponse<JSON> = (await axios.get('https://raw.githubusercontent.com/lovasoa/sanipasse/master/src/assets/Digital_Green_Certificate_Signing_Keys.json'));
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if(response.status == 200){
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console.log(response.data);
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this.cerficateCollection = response.data;
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console.log(response);
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const lastupdateDate = Date.now();
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const file = await fs.open(this.keyStorage,'w');
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file.writeFile(JSON.stringify({'certificates':this.cerficateCollection, lastupdateDate}));
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console.log(this.cerficateCollection);
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await file.close();
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}else{
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throw new Error(response.statusText);
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}
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}
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// async getAllCertificate(): Promise<void> {
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// let exit = false;
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// let headers = {};
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// this.cerficateCollection = [];
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// while(!exit){
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// // const response = await fetch(this.baseUrl+this.updateApi,{headers});
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// const response:AxiosResponse = await axios.get(this.baseUrl+this.updateApi,{headers});
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// // console.log(response.headers);
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// headers = {'X-RESUME-TOKEN': response.headers['x-resume-token']};
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// const currentKid:string = response.headers['x-kid'];
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// if(this.currentValidKids.includes(currentKid)){
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// // console.log('=========AGGIUNG===========');
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// const cert = `-----BEGIN CERTIFICATE-----${response.data}-----END CERTIFICATE-----`;
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// // console.log(cert);
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// this.cerficateCollection.push(cert);
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// }
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// exit = (response.status !== 200);
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// }
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// const lastupdateDate = Date.now();
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// const file = await fs.open(this.keyStorage,'w');
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// file.writeFile(JSON.stringify({'certificates':this.cerficateCollection, lastupdateDate}));
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// console.log(this.cerficateCollection);
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// await file.close();
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// }
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// async updateKids(): Promise<void> {
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// try {
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// const resp = await axios.get(this.baseUrl+this.statusApi);
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// this.currentValidKids = await resp.data as string[];
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// } catch (error) {
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// console.log('could not get keyChild ', error);
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// }
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// }
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} |