const path = require("path");
const env = path.join(process.cwd(), 'config', '.env');
require("dotenv").config({ path: env }); // , debug: false 
import { suite, test, timeout } from '@testdeck/mocha';
import { Config } from "../OpenFlow/src/Config";
import { DatabaseConnection } from '../OpenFlow/src/DatabaseConnection';
import assert = require('assert');
import { Logger } from '../OpenFlow/src/Logger';
import { NoderedUtil, User } from '@openiap/openflow-api';
import { Crypt } from '../OpenFlow/src/Crypt';
import { amqpwrapper } from '../OpenFlow/src/amqpwrapper';

@suite class amqp_test {
    private rootToken: string;
    private testUser: User;
    private amqp: amqpwrapper;
    @timeout(10000)
    async before() {
        Config.workitem_queue_monitoring_enabled = false;
        Config.disablelogging();
        Logger.configure(true, false);
        Config.db = new DatabaseConnection(Config.mongodb_url, Config.mongodb_db, false);
        await Config.db.connect(null);
        this.rootToken = Crypt.rootToken();
        this.testUser = await Logger.DBHelper.FindByUsername("testuser", this.rootToken, null)
        this.amqp = new amqpwrapper(Config.amqp_url);
        amqpwrapper.SetInstance(this.amqp);
        Config.log_amqp = false;
        await this.amqp.connect(null);
    }
    @timeout(5000)
    async after() {
        this.amqp.shutdown();
        await Logger.shutdown();
    }
    // @test async 'connecterror'() {
    //     // var amqp = new amqpwrapper('bogus://url');
    //     // await assert.rejects( await amqp.connect(null));
    // }
    @timeout(5000)
    @test async 'queuetest'() {
        const queuename = "demotestqueue";
        var q = await this.amqp.AddQueueConsumer(this.testUser, queuename, null, this.rootToken, async (msg, options, ack) => {
            if (!NoderedUtil.IsNullEmpty(options.replyTo)) {
                if (msg == "hi mom, i miss you") {
                    msg = "hi";
                } else {
                    msg = "unknown message";
                }
                await this.amqp.send(options.exchange, options.replyTo, msg, 1500, options.correlationId, options.routingKey, 1);
            }
            ack();
        }, null);
        assert.ok(!NoderedUtil.IsNullUndefinded(q));
        assert.ok(!NoderedUtil.IsNullEmpty(q.queuename));

        reply = await this.amqp.sendWithReply(null, queuename, "hi mom, i miss you", 300, null, null);
        assert.strictEqual(reply, "hi");


        var reply = await this.amqp.sendWithReply(null, queuename, "hi mom, i miss you", 300, null, null);
        assert.strictEqual(reply, "hi");
        await this.amqp.RemoveQueueConsumer(this.testUser, q, null);
        reply = await this.amqp.sendWithReply("", "bogusName", "hi mom, i miss you", 300, null, null);
        assert.strictEqual(reply, "timeout");

        // why does this die ? after sending to bogusName
        // reply = await this.amqp.sendWithReply(null, queuename, "hi mom, i miss you", 300, null, null);
        // assert.strictEqual(reply, "timeout");
    }
    @timeout(5000)
    @test async 'personalqueuetest'() {
        var q = await this.amqp.AddQueueConsumer(this.testUser, this.testUser._id, null, this.rootToken, async (msg, options, ack) => {
            if (!NoderedUtil.IsNullEmpty(options.replyTo)) {
                if (msg == "hi mom, i miss you") {
                    msg = "hi";
                } else {
                    msg = "unknown message";
                }
                await this.amqp.send(options.exchange, options.replyTo, msg, 1500, options.correlationId, options.routingKey, 1);
            }
            ack();
        }, null);
        assert.ok(!NoderedUtil.IsNullUndefinded(q));
        assert.ok(!NoderedUtil.IsNullEmpty(q.queuename));
        var reply = await this.amqp.sendWithReply(null, this.testUser._id, "hi mom, i miss you", 300, null, null);
        assert.strictEqual(reply, "hi");
        await this.amqp.RemoveQueueConsumer(this.testUser, q, null);
        reply = await this.amqp.sendWithReply("", "bogusName", "hi mom, i miss you", 300, null, null);
        assert.strictEqual(reply, "timeout");

        // why does this die ? after sending to bogusName
        // reply = await this.amqp.sendWithReply(null, this.testUser._id, "hi mom, i miss you", 300, null, null);
        // assert.strictEqual(reply, "timeout");
    }
    @timeout(5000)
    @test async 'exchangetest'() {
        const exchangename = "demotestexchange";
        var q = await this.amqp.AddExchangeConsumer(this.testUser, exchangename, "direct", "", null, this.rootToken, true, async (msg, options, ack) => {
            if (!NoderedUtil.IsNullEmpty(options.replyTo)) {
                if (msg == "hi mom, i miss you") {
                    msg = "hi";
                } else {
                    msg = "unknown message";
                }
                await this.amqp.send("", options.replyTo, msg, 1500, options.correlationId, "", 1);
            }
            ack();
        }, null);
        // Give rabbitmq a little room
        await new Promise(resolve => { setTimeout(resolve, 1000) })
        var reply = await this.amqp.sendWithReply(exchangename, "", "hi mom, i miss you", 300, null, null);
        assert.strictEqual(reply, "hi");
        var reply = await this.amqp.sendWithReply(exchangename, "", "hi dad, i miss you", 300, null, null);
        assert.strictEqual(reply, "unknown message");
        var reply = await this.amqp.sendWithReply(exchangename, "", "hi mom, i miss you", 300, null, null);
        assert.strictEqual(reply, "hi");
        await this.amqp.RemoveQueueConsumer(this.testUser, q.queue, null);
        await assert.rejects(this.amqp.RemoveQueueConsumer(this.testUser, null, null));
    }
}
// cls | ./node_modules/.bin/_mocha 'test/**/amqp.test.ts'
// cls | ts-mocha --paths -p test/tsconfig.json 'test/amqp.test.ts'