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import { Court, Guest, Player } from "./data";
import { shuffle, Manager, randomLevel, randomStatus } from "./utils";

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 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(factor) {
    factor = typeof factor !== "undefined" ? factor : 1;
    let data = super.active();
    console.log("Normalize skill by a factor of " + factor + ".");
    let players = data.map(function (p) {
      p.skill = Math.ceil(p.skill / factor);
      return p;
    });
    return players;
  }
}

export class PlayerManager extends Manager {
  constructor() {
    super("Regular", 71);
    addLoadBehaviour(this);
    this.g = new GuestManager();
  }
  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);
  }
  import(data) {
    var lines = data.split("\n");
    var players = [];
    for (var 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 (var i = 0; i < players.length; i++) {
      players[i].print();
    }
    this.data = players;
    this.store();
    this.render();
  }
  active(factor) {
    factor = typeof factor !== "undefined" ? factor : 1;
    let data = super.active();
    console.log("Normalize skill by a factor of " + factor + ".");
    let players = data.map(function (p) {
      p.skill = Math.ceil(p.skill / factor);
      return p;
    });
    return players;
  }
  propose(count) {
    console.log("Required players are " + count);
    let factor = Number(document.getElementById("skill").value);
    console.log("Skill normalized by a factor of " + factor + ".");
    let activePlayers = this.active(factor);
    const activeGuests = this.g.active(factor);
    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;
  }
}

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, true, level, 0, name);
}

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.import(importData);
    };
    reader.readAsText(file);
  });
}