opt-cc/api/tools/log-parse-tool.js

'use strict';

const arrayContains = require('./util').arrayContains;

const parseWarLog = (lineArray, war) => {
  const stats = {
    war: war,
    clean: [],
    budget: [],
    points: [],
    kills: [],
    respawn: [],
    revive: [],
    flag: [],
    transport: [],
    players: []
  };

  const addPlayersIfNotExists = (inputPlayers) => {
    inputPlayers.forEach(player => {
      if (player && !arrayContains(stats.players, player)) {
        player['warId'] = war._id;
        stats.players.push(player);
      }
    })
  };

  lineArray.forEach(line => {
    /**
     * KILLS
     */
    if (line.includes('Abschuss') && !line.includes('Fahrzeug')) {
      stats.clean.push(line);
      const shooterString = line.substring(line.lastIndexOf(' von: ') + 6, line.lastIndexOf('. :OPT LOG END'));
      const shooter = getPlayerAndFractionFromString(shooterString);

      const targetString = line.substring(line.lastIndexOf(' || ') + 4, line.lastIndexOf(' von:'));
      const target = getPlayerAndFractionFromString(targetString);

      stats.kills.push({
        war: war._id,
        time: getDateTime(line.split(' ')[5]),
        shooter: shooter ? shooter.name : null,
        target: target ? target.name : null,
        friendlyFire: target && shooter ? target.fraction === shooter.fraction : false
      });

      addPlayersIfNotExists([shooter, target]);
    }

    /**
     * BUDGET
     */
    if (line.includes('Budget')) {
      stats.clean.push(line);
      const budg = line.split(' ');
      if (line.includes('Endbudget')) {
        stats.war['endBudgetBlufor'] = transformMoneyString(budg[11]);
        stats.war['endBudgetOpfor'] = transformMoneyString(budg[14]);
      } else if (line.includes('Startbudget')) {
        stats.war['budgetBlufor'] = transformMoneyString(budg[11]);
        stats.war['budgetOpfor'] = transformMoneyString(budg[14]);
      } else {
        stats.budget.push(getBudgetEntry(budg, war._id));
      }
    }

    /**
     * FLAG
     */
    if (line.includes('Fahne')) {
      stats.clean.push(line);
      const playerName = line.substring(line.lastIndexOf('t von ') + 6, line.lastIndexOf(' :OPT LOG END'));
      const flagFraction = line.includes('NATO Flagge') ? 'BLUFOR' : 'OPFOR';
      const capture = !!line.includes('Flagge erobert');

      stats.flag.push({
        war: war._id,
        time: getDateTime(line.split(' ')[5]),
        player: playerName,
        flagFraction: flagFraction,
        capture: capture
      });
    }

    /**
     * POINTS
     */
    if (line.includes('Punkte')) {
      stats.clean.push(line);
      const pt = line.split(' ');

      if (line.includes('Endpunktestand')) {
        stats.war['ptBlufor'] = parseInt(pt[11]);
        stats.war['ptOpfor'] = parseInt(pt[14].slice(0, -1));
      } else {
        stats.points.push(getPointsEntry(pt, war._id))
      }
    }

    /**
     * RESPAWN
     */
    if (line.includes('Respawn')) {
      stats.clean.push(line);
      const resp = line.split(' ');
      const playerName = line.substring(line.lastIndexOf('Spieler:') + 9, line.lastIndexOf('-') - 1);
      stats.respawn.push(getRespawnEntry(resp, playerName, war._id));
    }

    /**
     * REVIVE
     */
    if (line.includes('Revive')) {
      stats.clean.push(line);
      const stabilized = !!line.includes('stabilisiert');
      const medicName = line.substring(line.lastIndexOf('wurde von ') + 10, line.lastIndexOf(stabilized ? ' stabilisiert' : ' wiederbelebt'));
      const medic = getPlayerAndFractionFromString(medicName);
      const patientName = line.substring(line.lastIndexOf('|| ') + 3, line.lastIndexOf(' wurde von'));
      const patient = getPlayerAndFractionFromString(patientName);

      stats.revive.push({
        war: war._id,
        time: getDateTime(line.split(' ')[5]),
        stabilized: stabilized,
        medic: medic.name,
        patient: patientName
      });

      addPlayersIfNotExists([medic, patient]);
    }

    /**
     * TRANSPORT
     */
    if (line.includes('Transport ||')) {
      stats.clean.push(line);
      const driverString = line.substring(line.lastIndexOf('wurde von ') + 10, line.lastIndexOf(' eingeflogen'));
      const driver = getPlayerAndFractionFromString(driverString);
      const passengerString = line.substring(line.lastIndexOf('|| ') + 3, line.lastIndexOf(' wurde von'));
      const passenger = getPlayerAndFractionFromString(passengerString);
      const distance = parseInt(line.substring(line.lastIndexOf('eingeflogen (') + 13, line.lastIndexOf('m)') - 1));

      stats.transport.push({
        war: war._id,
        time: getDateTime(line.split(' ')[5]),
        driver: driver.name,
        passenger: passenger.name,
        distance: distance
      });

      addPlayersIfNotExists([driver, passenger]);
    }
  });

  stats.war.playersBlufor = stats.players.filter(player => player.fraction === 'BLUFOR').length;
  stats.war.playersOpfor = stats.players.filter(player => player.fraction === 'OPFOR').length;

  return stats;

};

const getRespawnEntry = (respawn, playerName, warId) => {
  return {
    war: warId,
    time: getDateTime(respawn[5]),
    player: playerName
  }
};

const getPointsEntry = (pt, warId) => {
  return {
    warId: warId,
    time: getDateTime(pt[5]),
    ptBlufor: parseInt(pt[12]),
    ptOpfor: parseInt(pt[15].slice(0, -1))
  }
};

const getBudgetEntry = (budg, warId) => {
  return {
    warId: warId,
    time: getDateTime(budg[5]),
    fraction: budg[9] === 'NATO' ? 'BLUFOR' : 'OPFOR',
    oldBudget: transformMoneyString(budg[11]),
    newBudget: transformMoneyString(budg[14])
  }
};

const getPlayerAndFractionFromString = (nameAndFractionString) => {
  const nameArray = nameAndFractionString.split(' ');
  const fraction = nameArray[nameArray.length - 1] === '(WEST)' ? 'BLUFOR' : 'OPFOR';
  const name = nameAndFractionString.substring(0, nameAndFractionString.indexOf(nameArray[nameArray.length - 1]) - 1);
  // do not return player for 'Selbstverschulden'
  if (name || name === 'Error: No unit') {
    return {name: name, fraction: fraction};
  }
};

const transformMoneyString = (budgetString) => {
  if (!budgetString.includes('e+')) {
    return parseInt(budgetString);
  }
  const budget = budgetString.split('e+');
  return Math.round(parseFloat(budget[0]) * Math.pow(10, parseInt(budget[1])));

};

const getDateTime = (timeString) => {
  const timeZone = 'Z';
  return new Date('1999-01-01T0' + timeString + timeZone);
};

module.exports = parseWarLog;