firebase-admin-ql/dist/middleware/firebase.js

A powerful library that bridges Firebase Admin SDK with PostgreSQL, simplifies interaction with stored procedures, facilitates seamless third-party API calls using fetch, and provides utility functions to streamline backend operations.

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.callableFunctionWrapper = exports.chainMiddlewares = exports.isAuthorizedUser = exports.isConfirmedApp = void 0;
const v2_1 = require("firebase-functions/v2");
const https_1 = require("firebase-functions/v2/https");
const isConfirmedApp = (app, next) => {
    if (app === undefined) {
        throw new Error("The function must be called from an App Check verified app.");
    }
    next();
};
exports.isConfirmedApp = isConfirmedApp;
const isAuthorizedUser = (auth, next) => {
    if (auth === undefined) {
        throw new Error("The function must be called by an authorized user");
    }
    next();
};
exports.isAuthorizedUser = isAuthorizedUser;
const chainMiddlewares = (middlewares, request, handler) => __awaiter(void 0, void 0, void 0, function* () {
    const execute = (index) => __awaiter(void 0, void 0, void 0, function* () {
        if (index < middlewares.length) {
            return new Promise((resolve, reject) => {
                try {
                    middlewares[index](request, () => __awaiter(void 0, void 0, void 0, function* () {
                        resolve(yield execute(index + 1));
                    }));
                }
                catch (error) {
                    reject(error);
                }
            });
        }
        else {
            return yield handler(request);
        }
    });
    return yield execute(0);
});
exports.chainMiddlewares = chainMiddlewares;
const callableFunctionWrapper = (callback, withAuth = false, maxInstances) => {
    return (0, https_1.onCall)({
        timeoutSeconds: 120,
        enforceAppCheck: true,
        maxInstances: maxInstances
    }, (request) => __awaiter(void 0, void 0, void 0, function* () {
        try {
            const middleWares = [
                (req, next) => (0, exports.isConfirmedApp)(req.app, next),
            ];
            if (withAuth)
                middleWares.push((req, next) => (0, exports.isAuthorizedUser)(req.auth, next));
            return yield (0, exports.chainMiddlewares)(middleWares, request, () => __awaiter(void 0, void 0, void 0, function* () {
                try {
                    return yield callback(request);
                }
                catch (error) {
                    v2_1.logger.log("callableFunctionWrapper: ", error);
                    return {
                        status: "error",
                        message: "Unable to conclude process",
                    };
                }
            }));
        }
        catch (error) {
            v2_1.logger.log("init error: ", error);
            return {
                status: "error",
                message: "Poor network connections!",
            };
        }
    }));
};
exports.callableFunctionWrapper = callableFunctionWrapper;
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