angarg12 / nucleogenesis

function (state, data, visibility, util, format, reactionService) {

  let ct = this;

  ct.state = state;

  ct.data = data;

  ct.util = util;

  ct.format = format;

  function update(player) {

    // We will process the reaction

    for (let syn in player.reactions) {

      let power = ct.reactionPower(player, syn);

      if (power !== 0) {

        reactionService.react(power, data.reactions[syn], player);

      }

    }

  }

  ct.reactionPower = function (player, reaction) {

    let level = player.reactions[reaction].active;

    return Math.ceil(Math.pow(level, data.constants.REACT_POWER_INCREASE));

  };

  ct.reactionPriceMultiplier = function (player, reaction) {

    let level = player.reactions[reaction].number;

    return Math.ceil(Math.pow(data.constants.REACT_PRICE_INCREASE, level));

  };

  function reactionPrice(player, reaction) {

    let multiplier = ct.reactionPriceMultiplier(player, reaction);

    let price = {};

    let reactant = data.reactions[reaction].reactant;

    for (let resource in reactant) {

      price[resource] = reactant[resource] * multiplier;

    }

    return price;

  }

  ct.isReactionCostMet = function (player, reaction) {

    let price = reactionPrice(player, reaction);

    for (let resource in price) {

      if (player.resources[resource].number < price[resource]) {

        return false;

      }

    }

    return true;

  };

  ct.buyReaction = function (player, reaction, number) {

    let i = 0;

    // we need a loop since we use the ceil operator

    while (i < number && ct.isReactionCostMet(player, reaction)) {

      let price = reactionPrice(player, reaction);

      for (let resource in price) {

        player.resources[resource].number -= price[resource];

      }

      player.reactions[reaction].number += 1;

      i++;

    }

  };

  state.registerUpdate('reactor', update);

}]);