@andreabiagini5/applicazioni-e-servizi-web-project/server/repositories/matchmakingQueue.js

Project for Applicazioni e Servizi Web.

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.DBMatchmakingCandidate = void 0;
exports.getQueue = getQueue;
exports.addCandidate = addCandidate;
exports.removeCandidate = removeCandidate;
exports.clearQueue = clearQueue;
exports.getCandidate = getCandidate;
const mongoose_1 = __importDefault(require("mongoose"));
const MatchmakingCandidate_1 = require("../../src/models/MatchmakingCandidate");
const MatchmakingQueue_1 = require("../../src/models/MatchmakingQueue");
const Rating_1 = require("../../src/models/Rating");
// Schema for individual matchmaking candidate documents
const candidateSchema = new mongoose_1.default.Schema({
    username: { type: String, required: true, unique: true },
    rating: { type: Number, required: true },
    requestTime: { type: Date, required: true },
});
// Model for candidate documents
exports.DBMatchmakingCandidate = mongoose_1.default.model('MatchmakingCandidate', candidateSchema);
/**
 * Fetches all candidates from the database and constructs a queue
 */
async function getQueue() {
    const candidates = await exports.DBMatchmakingCandidate.find();
    const queue = MatchmakingQueue_1.MatchmakingQueueFactory.create();
    if (candidates.length === 0) {
        return queue;
    }
    candidates.forEach(candidate => {
        queue.add(MatchmakingCandidate_1.MatchmakingCandidateFactory.create(candidate.username, Rating_1.RatingFactory.create(candidate.rating.value), candidate.requestTime));
    });
    return queue;
}
/**
 * Adds a new candidate to the matchmaking system
 */
async function addCandidate(candidate) {
    // Use findOneAndUpdate with upsert to handle the case where the user is already in the queue
    await exports.DBMatchmakingCandidate.findOneAndUpdate({ username: candidate.username }, { $set: { rating: candidate.rating, requestTime: candidate.requestTime } }, { upsert: true });
}
/**
 * Removes a candidate from the matchmaking system
 */
async function removeCandidate(candidate) {
    await exports.DBMatchmakingCandidate.deleteOne({ username: candidate.username });
}
/**
 * Clears all candidates from the matchmaking system
 */
async function clearQueue() {
    await exports.DBMatchmakingCandidate.deleteMany({});
}
/**
 * Retrieves a candidate by username
 * @param username the username of the candidate to retrieve
 * @returns the MatchmakingCandidate if found, otherwise null
 */
async function getCandidate(username) {
    const candidate = await exports.DBMatchmakingCandidate.find({ username });
    if (candidate.length === 0) {
        return null;
    }
    return MatchmakingCandidate_1.MatchmakingCandidateFactory.create(candidate[0].username, Rating_1.RatingFactory.create(candidate[0].rating.value), candidate[0].requestTime);
}
//# sourceMappingURL=matchmakingQueue.js.map