med-log/lib/models/AzureSasToken.ts

Logging package intended for gxp/samd regulated environments hosted in the cloud

import { IAzure } from "./IAzure";
import { LogLevel } from '../logLevel';
import { createSasTokenService, log } from "../azure/service";

export class AzureSasToken implements IAzure {
    origin: string;
    keyToken: string = "";
    container: string;

    getSasToken: () => Promise<string>;

    constructor(getSasToken: () => Promise<string>, origin: string, container: string = "log") {
        this.origin = origin;
        this.container = container;
        this.getSasToken = getSasToken;
    }
    
    async refreshToken(): Promise<void> {
        try {
            let sas: string = await this.getSasToken();
            this.keyToken = sas;
        } catch (error) {
            console.error(error);
        }
        return;
    }

    async log(logLevel: LogLevel, ...text: string[]): Promise<boolean> {
        if (this.keyToken.length === 0) await this.refreshToken();
        let service = createSasTokenService(this);

        let response = await log(service, this, logLevel, ...text);
        if (response === 403) {
            await this.refreshToken();
            let retry = createSasTokenService(this);
            response = await log(retry, this, logLevel, ...text);
        }
        
        return `${response}`.startsWith("2");
    }
};