const path = require("path");
const { Verifier } = require("@pact-foundation/pact");
const controller = require('./product.controller');
const Product = require('./product');

// Setup provider server to verify
const app = require('express')();
const authMiddleware = require('../middleware/auth.middleware');
app.use(authMiddleware);
app.use(require('./product.routes'));
const server = app.listen("8080");

describe("Pact Verification", () => {
    it("validates the expectations of ProductService", () => {    
        const opts = {
            logLevel: "INFO",
            providerBaseUrl: "http://localhost:8080",
            provider: "ProductService",
            providerVersion: "1.0.0", 
            pactUrls: [
                path.resolve(__dirname, '../../consumer/pacts/frontendwebsite-productservice.json')
            ],                      
            stateHandlers: {
                "product with ID 10 exists": () => {
                    controller.repository.products = new Map([
                        ["10", new Product("10", "CREDIT_CARD", "28 Degrees", "v1")]
                    ]);
                },
                "products exist": () => {
                    controller.repository.products = new Map([
                        ["09", new Product("09", "CREDIT_CARD", "Gem Visa", "v1")],
                        ["10", new Product("10", "CREDIT_CARD", "28 Degrees", "v1")]
                    ]);
                },
                "no products exist": () => {
                    controller.repository.products = new Map();
                },
                "product with ID 11 does not exist": () => {
                    controller.repository.products = new Map();
                },
            },
            requestFilter: (req, res, next) => {
                if (!req.headers["authorization"]) {
                    next();
                    return;
                }
                req.headers["authorization"] = `Bearer ${new Date().toISOString()}`;
                next();
            },
            //publishVerificationResult: process.env.CI || process.env.PACT_BROKER_PUBLISH_VERIFICATION_RESULTS
            publishVerificationResult: true
        };

        if (process.env.CI) {
            Object.assign(opts, {
                publishVerificationResult: true,
            });
        }

        return new Verifier(opts).verifyProvider().then(output => {
            console.log(output);
        }).finally(() => {
            server.close();
        });
    })
});