5 files changed, 557 insertions, 0 deletions
diff --git a/src/data.js b/src/data.js
new file mode 100644
index 0000000..4358ee6
--- /dev/null
+++ b/src/data.js
@@ -0,0 +1,98 @@
+class Switch {
+  constructor(id, description, status) {
+    this.id = id;
+    this.status = typeof status !== "undefined" ? status : false;
+    this.description = description;
+    this.name = description + " " + (id + 1);
+  }
+  toggle() {
+    this.status = !this.status;
+    this.print();
+  }
+  print() {
+    let status = this.status ? "active" : "inactive";
+    console.log(this.name + " is currently " + status);
+  }
+  render() {
+    let color = this.status ? "is-success" : "is-danger";
+    let type = `class="button is-medium ${color}"`;
+    let id = this.description + "_" + this.id;
+    return `<button id=${id} ${type}>${this.name}</button>`;
+  }
+}
+
+export class Court extends Switch {
+  constructor(id, status) {
+    super(id, "Court", status);
+  }
+}
+
+export class Player extends Switch {
+  constructor(id, status, level, games, name) {
+    super(id, "Regular", status);
+    this.level = typeof level !== "undefined" ? level : 1;
+    this.games = typeof games !== "undefined" ? games : 0;
+    if (typeof name !== "undefined") {
+      this.name = name;
+    }
+  }
+}
+
+const guestCategories = {
+  0: { description: "Beginner", level: 1 },
+  1: { description: "Novice", level: 3 },
+  2: { description: "Intermediate", level: 6 },
+};
+
+export class Guest extends Switch {
+  maxCount = 4;
+  categoryCount = 3;
+
+  constructor(id, status, games) {
+    super(id, "Guest", status);
+    const categoryId = Math.floor(id / this.maxCount) || 0;
+    this.level = guestCategories[categoryId].level;
+    this.games = typeof games !== "undefined" ? games : 0;
+    const guestNumber = (id % this.maxCount) + 1;
+    this.name = guestCategories[categoryId].description + " " + guestNumber;
+  }
+}
+
+export class Team {
+  constructor(playerOne, playerTwo) {
+    this.playerOne = playerOne;
+    this.playerTwo = playerTwo;
+  }
+  print() {
+    console.log("Team consists of:");
+    this.playerOne.print();
+    this.playerTwo.print();
+  }
+  render() {
+    let p1 = `<td style="width: 23%; text-align: right;">${this.playerOne}</td>`;
+    let p2 = `<td style="width: 23%; text-align: left;">${this.playerTwo}</td>`;
+    return p1 + p2;
+  }
+}
+
+export class Game extends Switch {
+  constructor(id, status, teamOne, teamTwo) {
+    super(id, "Game", status);
+    this.teamOne = teamOne;
+    this.teamTwo = teamTwo;
+  }
+  print() {
+    super.print();
+    let teamOne = this.teamOne.playerOne + " and " + this.teamOne.playerTwo;
+    let teamTwo = this.teamTwo.playerOne + " and " + this.teamTwo.playerTwo;
+    console.log(teamOne + " is playing against " + teamTwo);
+  }
+  render() {
+    let blockedState = this.teamOne.playerOne === "RESERVED";
+    let type = blockedState ? `class="is-danger is-dark"` : ``;
+    let court = `<td style="width: 8%; text-align: center;">${
+      this.id + 1
+    }</td>`;
+    return `<tr ${type}>${court}${this.teamOne.render()}${this.teamTwo.render()}</tr>`;
+  }
+}
diff --git a/src/main.js b/src/main.js
new file mode 100644
index 0000000..cb7ec8e
--- /dev/null
+++ b/src/main.js
@@ -0,0 +1,184 @@
+import "notyf/notyf.min.css";
+import "bulma/css/bulma.css";
+import "@fortawesome/fontawesome-free/css/all.css";
+import "./style.css";
+import { Notyf } from "notyf";
+import { Timer } from "./timer";
+import { Team, Game } from "./data";
+import { Manager, CourtManager, PlayerManager, GuestManager } from "./manage";
+
+export function getNotifier(seconds) {
+  return new Notyf({
+    duration: seconds * milliSecond,
+    position: { x: "center", y: "top" },
+    dismissible: true,
+  });
+}
+
+export class GameManager extends Manager {
+  timer = new Timer();
+  courts = new CourtManager();
+  players = new PlayerManager();
+  guests = new GuestManager();
+
+  constructor() {
+    super("Game", 12);
+    this.round = Number(localStorage.getItem("round")) || 0;
+    this.render();
+    addGameBehaviour(this);
+  }
+  createItem(i, description) {
+    if (typeof description === "undefined") {
+      description = "---";
+    }
+    let team = new Team(description, description);
+    return new Game(i, true, team, team);
+  }
+  loadItem(data) {
+    let id = Number(data.id);
+    let teamOne = new Team(data.teamOne.playerOne, data.teamOne.playerTwo);
+    let teamTwo = new Team(data.teamTwo.playerOne, data.teamTwo.playerTwo);
+    let status = Boolean(data.status);
+    return new Game(id, status, teamOne, teamTwo);
+  }
+  addBehaviour() {
+    let confirmedStatus = this.data[0].status;
+    let description = confirmedStatus ? "Round " + this.round : "Proposal";
+    document.getElementById("Game_description").innerHTML = description;
+  }
+  addBlockedGames() {
+    const inactiveCourts = this.courts.inactive();
+    console.log("Total reserved courts are " + inactiveCourts.length + ".");
+    for (let court of inactiveCourts) {
+      this.data.push(this.createItem(court.id, "RESERVED"));
+    }
+  }
+  addInactiveGames(courts) {
+    for (let court of courts) {
+      this.data.push(this.createItem(court.id));
+    }
+  }
+  addActiveGames(courts, players) {
+    for (let index = 0; index < courts.length; index++) {
+      const startIndex = 4 * index;
+      const endIndex = startIndex + 4;
+      const courtPlayers = players.slice(startIndex, endIndex);
+      const teamOne = new Team(courtPlayers[0].name, courtPlayers[3].name);
+      const teamTwo = new Team(courtPlayers[1].name, courtPlayers[2].name);
+      const game = new Game(courts[index].id, false, teamOne, teamTwo);
+      game.print();
+      this.data.push(game);
+    }
+  }
+  getPossibleGameCount() {
+    let activeRegularCount = this.players.active().length;
+    let activeGuestCount = this.guests.active().length;
+    let activePlayerCount = activeRegularCount + activeGuestCount;
+    console.log(
+      "There are a total of " + activePlayerCount + " players available."
+    );
+    let activeCourtCount = this.courts.active().length;
+    console.log(
+      "There are a total of " + activeCourtCount + " courts available."
+    );
+    let possibleMatches = Math.min(
+      Math.floor(activePlayerCount / 4),
+      activeCourtCount
+    );
+    return possibleMatches;
+  }
+  selectPlayers(count) {
+    console.log("Required players are " + count);
+    let activePlayers = this.players.active();
+    const activeGuests = this.guests.active();
+    activePlayers = activePlayers.concat(activeGuests);
+    console.log("Active players are:");
+    console.log(
+      activePlayers
+        .map((i) => {
+          return i.name;
+        })
+        .join(",")
+    );
+    const shuffledPlayers = shuffle(activePlayers);
+    shuffledPlayers.sort((a, b) => a.totalPlayed - b.totalPlayed);
+    const selectedPlayers = shuffledPlayers.slice(0, count);
+    selectedPlayers.sort((a, b) => a.level - b.level);
+    console.log("Selected players are:");
+    console.log(
+      selectedPlayers
+        .map((i) => {
+          return i.name;
+        })
+        .join(",")
+    );
+    return selectedPlayers;
+  }
+  propose() {
+    console.log("Proposing new games!");
+    let possibleMatches = this.getPossibleGameCount();
+    console.log("Total possible matches are " + possibleMatches + ".");
+    this.data = [];
+    this.addBlockedGames();
+    const activeCourts = this.courts.active();
+    const unusedCourts = activeCourts.slice(possibleMatches + 1);
+    this.addInactiveGames(unusedCourts);
+    const usedCourts = activeCourts.slice(0, possibleMatches);
+    let requiredPlayerCount = possibleMatches * 4;
+    const selectedPlayers = this.selectPlayers(requiredPlayerCount);
+    console.log("The matches are:");
+    this.addActiveGames(usedCourts, selectedPlayers);
+    this.data.sort((a, b) => a.id - b.id);
+    this.render();
+  }
+  confirm() {
+    let confirmedStatus = this.data[0].status;
+    if (confirmedStatus) {
+      getNotifier().error("Create a proposal first!");
+      return;
+    }
+    console.log("Confirm the proposal for round " + this.round + ".");
+    this.round += 1;
+    localStorage.setItem("round", this.round);
+    for (let i = 0; i < this.data.length; i++) {
+      this.data[i].status = true;
+    }
+    // Increment the number of games played
+    this.store();
+    this.render();
+    document.getElementById("timer-start").click();
+  }
+  reset() {
+    localStorage.removeItem("round");
+    localStorage.removeItem(this.description);
+    localStorage.removeItem(this.courts.description);
+    // Clear the number of games played
+    localStorage.removeItem(this.guests.description);
+    document.getElementById("timer-stop").click();
+    window.location.reload();
+  }
+}
+
+function shuffle(array) {
+  for (let i = array.length - 1; i > 0; i--) {
+    const j = Math.floor(Math.random() * (i + 1));
+    [array[i], array[j]] = [array[j], array[i]];
+  }
+  return array;
+}
+
+function addGameBehaviour(g) {
+  document.getElementById("propose").addEventListener("click", () => {
+    g.propose();
+  });
+  document.getElementById("confirm").addEventListener("click", () => {
+    g.confirm();
+    getNotifier().success("Round confirmed!");
+  });
+  document.getElementById("reset").addEventListener("click", () => {
+    g.reset();
+    getNotifier().error("Session has been reset!");
+  });
+}
+
+const g = new GameManager();
diff --git a/src/manage.js b/src/manage.js
new file mode 100644
index 0000000..952c72f
--- /dev/null
+++ b/src/manage.js
@@ -0,0 +1,179 @@
+import { Court, Guest, Player } from "./data";
+
+export class Manager {
+  constructor(description, maxCount) {
+    this.description = description;
+    this.maxCount = maxCount;
+    this.data = [];
+    this.count = this.data.length;
+    let data = JSON.parse(localStorage.getItem(this.description));
+    if (data === null || data.length === 0) {
+      this.generate();
+      return;
+    }
+    this.load(data);
+  }
+  generate() {
+    for (let i = 0; i < this.maxCount; i++) {
+      this.data.push(this.createItem(i));
+    }
+    console.log("Generated " + this.data.length + " " + this.description);
+    this.store();
+    this.render();
+  }
+  load(data) {
+    for (let i = 0; i < data.length; i++) {
+      this.data.push(this.loadItem(data[i]));
+    }
+    console.log("Loaded " + this.data.length + " " + this.description);
+    this.render();
+  }
+  store() {
+    let stringData = JSON.stringify(this.data);
+    localStorage.setItem(this.data[0].description, stringData);
+  }
+  render() {
+    let renderedHTML = this.data
+      .map((i) => {
+        return i.render();
+      })
+      .join("");
+    let elementId = this.data[0].description + "_list";
+    document.getElementById(elementId).innerHTML = renderedHTML;
+    this.addBehaviour();
+  }
+  addBehaviour() {
+    for (let idx = 0; idx < this.data.length; ++idx) {
+      const elementId = this.data[0].description + "_" + this.data[idx].id;
+      const p = document.getElementById(elementId);
+      p.addEventListener("click", () => {
+        this.data[idx].toggle();
+        this.store();
+        p.classList.toggle("is-success");
+        p.classList.toggle("is-danger");
+      });
+    }
+  }
+  active() {
+    return this.data.filter(function (c) {
+      return c.status;
+    });
+  }
+  inactive() {
+    return this.data.filter(function (c) {
+      return !c.status;
+    });
+  }
+}
+
+export class CourtManager extends Manager {
+  constructor() {
+    super("Court", 12);
+  }
+  createItem(i) {
+    return new Court(i, randomStatus());
+  }
+  loadItem(data) {
+    let id = Number(data.id);
+    let status = Boolean(Number(data.status));
+    return new Court(id, status);
+  }
+}
+
+export function randomStatus() {
+  return Math.random() < 0.5;
+}
+
+function normalize(data) {
+  let factor = Number(document.getElementById("skill").value);
+  console.log("Normalize skill by a factor of " + factor + ".");
+  return data.map(function (p) {
+    p.skill = Math.ceil(p.skill / factor);
+    return p;
+  });
+}
+
+export class GuestManager extends Manager {
+  constructor() {
+    super("Guest", 12);
+  }
+  createItem(i) {
+    return new Guest(i, randomStatus());
+  }
+  loadItem(data) {
+    let id = Number(data.id);
+    let status = Boolean(Number(data.status));
+    let games = data.games;
+    return new Guest(id, status, games);
+  }
+  active() {
+    return normalize(super.active());
+  }
+}
+
+export function randomLevel() {
+  const maxLevel = 10;
+  return Math.floor(Math.random() * maxLevel + 1);
+}
+
+export class PlayerManager extends Manager {
+  constructor() {
+    super("Regular", 71);
+    addLoadBehaviour(this);
+  }
+  createItem(i) {
+    return new Player(i, randomStatus(), randomLevel());
+  }
+  loadItem(data) {
+    let id = Number(data.id);
+    let name = data.name;
+    let level = Number(data.level);
+    let status = Boolean(Number(data.status));
+    let games = Number(data.games);
+    return new Player(id, status, level, games, name);
+  }
+  active() {
+    return normalize(super.active());
+  }
+}
+
+function parseLineToPlayer(data) {
+  var info = data.split(",");
+  var id = Number(info[0].trim());
+  var name = info[1].trim() + " " + info[2].trim();
+  var level = Number(info[3].trim());
+  return new Player(id, randomStatus(), level, 0, name);
+}
+
+function parseCsv(data) {
+  let lines = data.split("\n");
+  let players = [];
+  for (let i = 1; i < lines.length; i++) {
+    if (lines[i] == undefined || lines[i].trim() == "") {
+      continue;
+    }
+    players.push(parseLineToPlayer(lines[i]));
+  }
+  console.log("Loaded " + players.length + " Players");
+  for (let i = 0; i < players.length; i++) {
+    players[i].print();
+  }
+  return players;
+}
+
+function addLoadBehaviour(p) {
+  const f = document.querySelector("#player-load input[type=file]");
+  f.addEventListener("change", () => {
+    const file = f.files[0];
+    let importData;
+    console.log("Loading data from " + file.name);
+    const reader = new FileReader();
+    reader.onload = function (e) {
+      importData = reader.result;
+      p.data = parseCsv(importData);
+      p.store();
+      p.render();
+    };
+    reader.readAsText(file);
+  });
+}
diff --git a/src/style.css b/src/style.css
new file mode 100644
index 0000000..1bd8901
--- /dev/null
+++ b/src/style.css
@@ -0,0 +1,12 @@
+.button-grid {
+  display: grid;
+  grid-template-columns: repeat(4, 1fr);
+  grid-gap: 15px;
+}
+#timer-display {
+  text-align: center;
+  width: fit-content;
+}
+table {
+  font-size: 1.5em;
+}
diff --git a/src/timer.js b/src/timer.js
new file mode 100644
index 0000000..c00ffdc
--- /dev/null
+++ b/src/timer.js
@@ -0,0 +1,84 @@
+const milliSecond = 1000;
+
+export class Timer {
+  pointer = 0;
+  mins = Number(sessionStorage.getItem("mins")) || 12;
+  running = Boolean(Number(sessionStorage.getItem("running"))) || false;
+  deadline = Number(sessionStorage.getItem("deadline")) || new Date().getTime();
+
+  constructor() {
+    this.running ? this.start(false) : this.reset();
+    addTimerBehaviour(this);
+  }
+  store() {
+    sessionStorage.setItem("mins", this.mins);
+    sessionStorage.setItem("running", Number(this.running));
+    sessionStorage.setItem("deadline", this.deadline);
+  }
+  set(m, s) {
+    const timer = document.getElementById("timer-display");
+    m = m < 10 ? "0" + m : m;
+    s = s < 10 ? "0" + s : s;
+    timer.value = `${m}:${s}`;
+  }
+  reset() {
+    clearInterval(this.pointer);
+    const mins = Math.floor(this.mins);
+    const secs = (this.mins - mins) * 60;
+    this.set(mins, secs);
+    this.running = false;
+    this.store();
+  }
+  update(ms) {
+    const m = Math.floor((ms % (milliSecond * 60 * 60)) / (milliSecond * 60));
+    const s = Math.floor((ms % (milliSecond * 60)) / milliSecond);
+    this.set(m, s);
+  }
+  refresh(p) {
+    const now = new Date().getTime();
+    const msToDeadline = p.deadline - now;
+    if (msToDeadline > 0) {
+      p.update(msToDeadline);
+      return;
+    }
+    p.reset();
+    getNotifier().error("Round completed");
+  }
+  start(fresh) {
+    if (fresh) {
+      const now = new Date().getTime();
+      const msToDeadline = this.mins * 60 * 1000;
+      this.deadline = now + msToDeadline;
+    }
+    this.running = true;
+    this.store();
+    this.pointer = setInterval(this.refresh, 1000, this);
+  }
+  change(value) {
+    this.mins += value;
+    if (this.mins < 0.5) {
+      this.mins = 0.5;
+    }
+    this.reset();
+  }
+}
+
+function addTimerBehaviour(t) {
+  document.getElementById("timer-start").addEventListener("click", () => {
+    if (t.running) return;
+    t.start(1);
+  });
+  document.getElementById("timer-stop").addEventListener("click", () => {
+    t.reset();
+  });
+  document.getElementById("timer-inc").addEventListener("click", () => {
+    if (!t.running) {
+      t.change(0.5);
+    }
+  });
+  document.getElementById("timer-dec").addEventListener("click", () => {
+    if (!t.running) {
+      t.change(-0.5);
+    }
+  });
+}