forked from vergnet/application-amicale
Improve connection manager to match linter
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1 changed files with 152 additions and 145 deletions
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@ -1,7 +1,8 @@
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// @flow
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// @flow
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import * as Keychain from 'react-native-keychain';
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import * as Keychain from 'react-native-keychain';
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import {apiRequest, ERROR_TYPE} from "../utils/WebData";
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import type {ApiDataLoginType, ApiGenericDataType} from '../utils/WebData';
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import {apiRequest, ERROR_TYPE} from '../utils/WebData';
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/**
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/**
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* champ: error
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* champ: error
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@ -14,161 +15,167 @@ import {apiRequest, ERROR_TYPE} from "../utils/WebData";
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* 500 : SERVER_ERROR -> pb coté serveur
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* 500 : SERVER_ERROR -> pb coté serveur
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*/
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*/
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const SERVER_NAME = "amicale-insat.fr";
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const SERVER_NAME = 'amicale-insat.fr';
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const AUTH_PATH = "password";
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const AUTH_PATH = 'password';
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export default class ConnectionManager {
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export default class ConnectionManager {
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static instance: ConnectionManager | null = null;
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static instance: ConnectionManager | null = null;
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#email: string;
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#email: string;
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#token: string | null;
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constructor() {
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#token: string | null;
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this.#token = null;
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}
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/**
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constructor() {
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* Gets this class instance or create one if none is found
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this.#token = null;
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*
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}
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* @returns {ConnectionManager}
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*/
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static getInstance(): ConnectionManager {
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return ConnectionManager.instance === null ?
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ConnectionManager.instance = new ConnectionManager() :
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ConnectionManager.instance;
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}
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/**
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/**
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* Gets the current token
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* Gets this class instance or create one if none is found
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*
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*
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* @returns {string | null}
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* @returns {ConnectionManager}
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*/
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*/
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getToken(): string | null {
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static getInstance(): ConnectionManager {
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return this.#token;
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if (ConnectionManager.instance == null)
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}
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ConnectionManager.instance = new ConnectionManager();
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return ConnectionManager.instance;
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}
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/**
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/**
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* Tries to recover login token from the secure keychain
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* Gets the current token
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*
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*
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* @returns {Promise<R>}
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* @returns {string | null}
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*/
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*/
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async recoverLogin() {
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getToken(): string | null {
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return new Promise((resolve, reject) => {
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return this.#token;
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if (this.getToken() !== null)
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}
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resolve(this.getToken());
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else {
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Keychain.getInternetCredentials(SERVER_NAME)
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.then((data) => {
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if (data) {
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this.#token = data.password;
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resolve(this.#token);
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} else
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reject(false);
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})
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.catch(() => {
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reject(false);
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});
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}
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});
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}
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/**
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/**
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* Check if the user has a valid token
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* Tries to recover login token from the secure keychain
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*
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*
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* @returns {boolean}
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* @returns Promise<string>
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*/
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*/
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isLoggedIn() {
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async recoverLogin(): Promise<string> {
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return this.getToken() !== null;
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return new Promise(
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}
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(resolve: (token: string) => void, reject: () => void) => {
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const token = this.getToken();
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if (token != null) resolve(token);
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else {
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Keychain.getInternetCredentials(SERVER_NAME)
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.then((data: Keychain.UserCredentials | false) => {
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if (
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data != null &&
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data.password != null &&
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typeof data.password === 'string'
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) {
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this.#token = data.password;
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resolve(this.#token);
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} else reject();
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})
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.catch((): void => reject());
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}
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},
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);
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}
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/**
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/**
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* Saves the login token in the secure keychain
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* Check if the user has a valid token
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*
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*
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* @param email
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* @returns {boolean}
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* @param token
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*/
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* @returns {Promise<R>}
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isLoggedIn(): boolean {
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*/
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return this.getToken() !== null;
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async saveLogin(email: string, token: string) {
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}
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return new Promise((resolve, reject) => {
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Keychain.setInternetCredentials(SERVER_NAME, 'token', token)
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.then(() => {
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this.#token = token;
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this.#email = email;
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resolve(true);
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})
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.catch(() => {
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reject(false);
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});
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});
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}
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/**
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/**
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* Deletes the login token from the keychain
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* Saves the login token in the secure keychain
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*
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*
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* @returns {Promise<R>}
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* @param email
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*/
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* @param token
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async disconnect() {
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* @returns Promise<void>
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return new Promise((resolve, reject) => {
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*/
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Keychain.resetInternetCredentials(SERVER_NAME)
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async saveLogin(email: string, token: string): Promise<void> {
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.then(() => {
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return new Promise((resolve: () => void, reject: () => void) => {
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this.#token = null;
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Keychain.setInternetCredentials(SERVER_NAME, 'token', token)
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resolve(true);
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.then(() => {
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})
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this.#token = token;
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.catch(() => {
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this.#email = email;
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reject(false);
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resolve();
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});
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})
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});
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.catch((): void => reject());
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}
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});
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}
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/**
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* Deletes the login token from the keychain
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*
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* @returns Promise<void>
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*/
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async disconnect(): Promise<void> {
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return new Promise((resolve: () => void, reject: () => void) => {
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Keychain.resetInternetCredentials(SERVER_NAME)
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.then(() => {
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this.#token = null;
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resolve();
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})
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.catch((): void => reject());
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});
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}
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/**
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/**
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* Sends the given login and password to the api.
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* Sends the given login and password to the api.
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* If the combination is valid, the login token is received and saved in the secure keychain.
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* If the combination is valid, the login token is received and saved in the secure keychain.
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* If not, the promise is rejected with the corresponding error code.
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* If not, the promise is rejected with the corresponding error code.
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*
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*
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* @param email
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* @param email
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* @param password
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* @param password
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* @returns {Promise<R>}
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* @returns Promise<void>
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*/
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*/
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async connect(email: string, password: string) {
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async connect(email: string, password: string): Promise<void> {
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return new Promise((resolve, reject) => {
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return new Promise(
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const data = {
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(resolve: () => void, reject: (error: number) => void) => {
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email: email,
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const data = {
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password: password,
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email,
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};
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password,
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apiRequest(AUTH_PATH, 'POST', data)
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};
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.then((response) => {
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apiRequest(AUTH_PATH, 'POST', data)
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this.saveLogin(email, response.token)
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.then((response: ApiDataLoginType) => {
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.then(() => {
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if (response.token != null) {
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resolve(true);
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this.saveLogin(email, response.token)
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})
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.then((): void => resolve())
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.catch(() => {
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.catch((): void => reject(ERROR_TYPE.TOKEN_SAVE));
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reject(ERROR_TYPE.TOKEN_SAVE);
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} else reject(ERROR_TYPE.SERVER_ERROR);
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});
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})
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})
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.catch((error: number): void => reject(error));
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.catch((error) => reject(error));
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},
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});
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);
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}
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}
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/**
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/**
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* Sends an authenticated request with the login token to the API
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* Sends an authenticated request with the login token to the API
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*
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*
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* @param path
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* @param path
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* @param params
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* @param params
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* @returns {Promise<R>}
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* @returns Promise<ApiGenericDataType>
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*/
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*/
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async authenticatedRequest(path: string, params: Object) {
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async authenticatedRequest(
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return new Promise((resolve, reject) => {
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path: string,
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if (this.getToken() !== null) {
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params: {...},
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let data = {
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): Promise<ApiGenericDataType> {
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token: this.getToken(),
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return new Promise(
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...params
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(
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};
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resolve: (response: ApiGenericDataType) => void,
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apiRequest(path, 'POST', data)
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reject: (error: number) => void,
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.then((response) => resolve(response))
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) => {
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.catch((error) => reject(error));
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if (this.getToken() !== null) {
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} else
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const data = {
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reject(ERROR_TYPE.TOKEN_RETRIEVE);
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...params,
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});
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token: this.getToken(),
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}
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};
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apiRequest(path, 'POST', data)
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.then((response: ApiGenericDataType): void => resolve(response))
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.catch((error: number): void => reject(error));
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} else reject(ERROR_TYPE.TOKEN_RETRIEVE);
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},
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);
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}
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}
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}
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