bpixrm/dynamics/IDynamicsBaseClass.ts

Bpifrance XRM Package

import { IType, E401, E404, EException} from './index';


class IDynamicsBaseClass {
    private accessToken: string = "";
    private ressourceId: string = "";
    private ressourceRefBase: string = "";
    private endPointLink: string = "";
    private top: number = 100;

    // ressourceId: string = adalConfig.resourceId
    // ressourceRefBase = "/api/data/v8.2/"

    /**
     * Creates a new instance of Dynamics.
     * @class
     * 
     * @param {string} accessToken - a valid accessToken generated by Ms Service
     * @param {string} ressourceId - The ressource id is the base of Dynamics env - Each env use a specific ressourceID - For example, 'https://xxxx-dev-v2.crm4.dynamics.com'design the dev env forn dynamics
     * @param {string} ressourceRefBase - a part of the link used to access the MS Web API - for example, "/api/data/v8.2/" design the use of the 8.2 version of MS Web API
     * 
     */

    constructor(accessToken: string, ressourceId: string, ressourceRefBase: string) {
        this.accessToken = accessToken;
        this.ressourceId = ressourceId;
        this.ressourceRefBase = ressourceRefBase;
        this.endPointLink = ressourceId + ressourceRefBase;
    }

    protected static getHeaders($accessToken: string): [] {
        return {
            'Content-Type': 'application/json;charset=utf8',
            'Authorization': `Bearer ` + $accessToken,
            'Prefer': 'odata.include-annotations="OData.Community.Display.V1.FormattedValue"',
            'OData-MaxVersion': '4.0',
            'OData-Version': '4.0'
        }
    }

    protected static getIType(item: any, fieldname: string, defaultValue: any = undefined, defaultFormatted: any = undefined): IType {

        const value = (item[fieldname] == null) ? defaultValue : item[fieldname];
        const formatted = (item[fieldname + "@OData.Community.Display.V1.FormattedValue"] == null) ? defaultFormatted : item[fieldname + "@OData.Community.Display.V1.FormattedValue"];

        return {
            value: value, //item[fieldname],
            formatted: formatted, ///item[fieldname + "@OData.Community.Display.V1.FormattedValue"],
        } as IType;


    }

    protected static getItem(item: any, fieldname: string, defaultValue: any = undefined): string {
        if (item === undefined) return defaultValue;
        return (item[fieldname] === null) ? defaultValue : item[fieldname];

    }

    
    //================================================================================================================
    private static async myFetch(url: string, headers: []): Promise<void | any> {
        console.log("IDynamicsService", "myFetch", "url", {url: url});

        return fetch(url, {
            headers: headers
        })
            .then(response => {
                
                if (response.status == 401) {
                    console.log("IDynamicsService", "myFetch", "url", url);
                    console.log("IDynamicsService", "myFetch", "response", response);
                    console.log("IDynamicsService", "myFetch", "Errreur de type 401");
                    throw new E401("401 - url: " + url, {response});
                    //Promise.reject(new E401("401 - url: " + url, {response}));
                } else if (response.status == 404) {
                    console.log("IDynamicsService", "myFetch", "url", url);
                    console.log("IDynamicsService", "myFetch", "response", response);
                    throw new E404("404 - url: " + url, {response});
                    //Promise.reject(new E404("404 - url: " + url));
                } else if (response.status !== 200) {
                    console.log("IDynamicsService", "myFetch", "url", url);
                    console.log("IDynamicsService", "myFetch", "response", response);
                    console.log("Error response pas bon:", response.status);

                }

                return response.json()
            })
    }
    //================================================================================================================
    protected async getService(serviceName: string, headers: [] = IDynamicsBaseClass.getHeaders(this.accessToken)): Promise<void | any> {
        const url:string = this.endPointLink + serviceName;
        console.log("IDynamicsService", "getService", "serviceName", serviceName);
        console.log("IDynamicsService", "getService", "url", url);

        return IDynamicsBaseClass.myFetch(url, headers);
    }


    //================================================================================================================
    /**
    * This function let you get the GUID of the active user
    *
    * @returns {Promise<void | string>} Promise object represent the GUID of the active user
    */

    public async whoAmI(): Promise<void | string> {

        let url: string = `WhoAmI`;

        console.log("IDynamicsService", "whoAmI", "url", url);

        return this.getService(url)
            .then(data => {
                console.log("IDynamicsService", "whoAmI", "data", data);

                return data.UserId;
            })
    }


    //================================================================================================================
    protected getAccessToken(): string{
        return this.accessToken;
    }

    //================================================================================================================
    protected getEndPointLink(): string{
        return this.endPointLink;
    }
    
    //================================================================================================================
    protected getTop(): number{
        return this.top;
    }

    //================================================================================================================
    protected getRessourceId():string{
        return this.ressourceId;
    }

    //================================================================================================================
    protected getRessourceBase():string{
        return this.ressourceRefBase;
    }


}



export { IDynamicsBaseClass };