Rework modules to be individual objects rather than references to templates

package.json

@@ -32,6 +32,7 @@
     ],
     "automock": true,
     "unmockedModulePathPatterns": [
+      "<rootDir>/node_modules/lodash",
       "<rootDir>/node_modules/react",
       "<rootDir>/node_modules/react-dom",
       "<rootDir>/node_modules/react-addons-test-utils",
@@ -86,6 +87,7 @@
     "coriolis-data": "EDCD/coriolis-data",
     "d3": "3.5.16",
     "fbemitter": "^2.0.0",
+    "lodash": "^4.15.0",
     "lz-string": "^1.4.4",
     "react": "^15.0.1",
     "react-dom": "^15.0.1",

src/app/components/HardpointSlot.jsx

@@ -1,6 +1,6 @@
 import React from 'react';
 import Slot from './Slot';
-import { DamageKinetic, DamageThermal, DamageExplosive, MountFixed, MountGimballed, MountTurret } from './SvgIcons';
+import { DamageKinetic, DamageThermal, DamageExplosive, MountFixed, MountGimballed, MountTurret, Modifications } from './SvgIcons';
 
 /**
  * Hardpoint / Utility Slot
@@ -48,17 +48,18 @@ export default class HardpointSlot extends Slot {
 	  {m.type && m.type == 'KT' ? <span><DamageKinetic /><DamageThermal /></span> : ''}
 	  {m.type && m.type == 'E' ? <DamageExplosive /> : ''}
           {classRating} {translate(m.name || m.grp)}</div>
-          <div className={'r'}>{m.mass}{u.T}</div>
+          <div className={'r'}>{m.getMass()}{u.T}</div>
         </div>
         <div className={'cb'}>
           { m.dps ? <div className={'l'}>{translate('DPS')}: {formats.round1(m.dps)} { m.clip ? <span>({formats.round1((m.clip * m.dps / m.rof) / ((m.clip / m.rof) + m.reload)) })</span> : null }</div> : null }
-          { m.eps ? <div className={'l'}>{translate('EPS')}: {formats.round1(m.eps)} { m.clip ? <span>({formats.round1((m.clip * m.eps / m.rof) / ((m.clip / m.rof) + m.reload)) })</span> : null }</div> : null }
+          { m.eps ? <div className={'l'}>{translate('EPS')}: {formats.round1(m.eps)}{u.MW} { m.clip ? <span>({formats.round1((m.clip * m.eps / m.rof) / ((m.clip / m.rof) + m.reload)) }{u.MW})</span> : null }</div> : null }
           { m.hps ? <div className={'l'}>{translate('HPS')}: {formats.round1(m.hps)} { m.clip ? <span>({formats.round1((m.clip * m.hps / m.rof) / ((m.clip / m.rof) + m.reload)) })</span> : null }</div> : null }
           { m.dps && m.eps ? <div className={'l'}>{translate('DPE')}: {formats.round1(m.dps / m.eps)}</div> : null }
           { m.rof ? <div className={'l'}>{translate('ROF')}: {m.rof}{u.ps}</div> : null }
           { m.range && !m.dps ? <div className={'l'}>{translate('Range')} : {formats.round(m.range / 1000)}{u.km}</div> : null }
           { m.shieldmul ? <div className={'l'}>+{formats.rPct(m.shieldmul)}</div> : null }
           { m.ammo >= 0 ? <div className={'l'}>{translate('ammo')}: {formats.int(m.clip)}/{formats.int(m.ammo)}</div> : null }
+	  <div className={'r'}><Modifications /></div>
         </div>
       </div>;
     } else {

src/app/components/InternalSlot.jsx

@@ -1,6 +1,6 @@
 import React from 'react';
 import Slot from './Slot';
-import { Infinite } from './SvgIcons';
+import { Modifications } from './SvgIcons';
 
 /**
  * Internal Slot
@@ -23,7 +23,7 @@ export default class InternalSlot extends Slot {
       return <div className='details' draggable='true' onDragStart={drag} onDragEnd={drop}>
         <div className={'cb'}>
           <div className={'l'}>{classRating} {translate(m.name || m.grp)}</div>
-          <div className={'r'}>{m.mass || m.cargo || m.fuel || 0}{u.T}</div>
+          <div className={'r'}>{m.getMass() || m.cargo || m.fuel || 0}{u.T}</div>
         </div>
         <div className={'cb'}>
           { m.optmass ? <div className={'l'}>{translate('optimal mass')}: {m.optmass}{u.T}</div> : null }
@@ -42,6 +42,7 @@ export default class InternalSlot extends Slot {
           { m.rangeLS === null ? <div className={'l'}>∞{u.Ls}</div> : null }
           { m.rangeRating ? <div className={'l'}>{translate('range')}: {m.rangeRating}</div> : null }
           { m.armouradd ? <div className={'l'}>+{m.armouradd} <u className='cap'>{translate('armour')}</u></div> : null }
+          <div className={'r'}><Modifications /></div>
         </div>
       </div>;
     } else {

src/app/components/PowerManagement.jsx

@@ -71,7 +71,7 @@ export default class PowerManagement extends TranslatedComponent {
       case 'n': comp = comp(null, desc); break;
       case 't': comp = comp((a, b) => a.type.localeCompare(b.type), desc); break;
       case 'pri': comp = comp((a, b) => a.priority - b.priority, desc); break;
-      case 'pwr': comp = comp((a, b) => a.m.power - b.m.power, desc); break;
+      case 'pwr': comp = comp((a, b) => a.m.getPowerUsage() - b.m.getPowerUsage(), desc); break;
       case 'r': comp = comp((a, b) => ship.getSlotStatus(a) - ship.getSlotStatus(b), desc); break;
       case 'd': comp = comp((a, b) => ship.getSlotStatus(a, true) - ship.getSlotStatus(b, true), desc); break;
     }
@@ -113,7 +113,7 @@ export default class PowerManagement extends TranslatedComponent {
     for (let i = 0, l = ship.powerList.length; i < l; i++) {
       let slot = ship.powerList[i];
 
-      if (slot.m && slot.m.power) {
+      if (slot.m && slot.m.getPowerUsage() > 0) {
         let m = slot.m;
         let toggleEnabled = this._toggleEnabled.bind(this, slot);
         let retractedElem = null, deployedElem = null;
@@ -134,8 +134,8 @@ export default class PowerManagement extends TranslatedComponent {
             {' ' + (slot.priority + 1) + ' '}
             <span className='ptr btn' onClick={this._priority.bind(this, slot, 1)}>&#9658;</span>
           </td>
-          <td className='ri ptr' style={{ width: '3.25em' }} onClick={toggleEnabled}>{pwr(m.power)}</td>
+          <td className='ri ptr' style={{ width: '3.25em' }} onClick={toggleEnabled}>{pwr(m.getPowerUsage())}</td>
-          <td className='ri ptr' style={{ width: '3em' }} onClick={toggleEnabled}><u>{pct(m.power / ship.powerAvailable)}</u></td>
+          <td className='ri ptr' style={{ width: '3em' }} onClick={toggleEnabled}><u>{pct(m.getPowerUsage() / ship.powerAvailable)}</u></td>
           {retractedElem}
           {deployedElem}
         </tr>);
@@ -214,7 +214,7 @@ export default class PowerManagement extends TranslatedComponent {
               <td className='le shorten cap' >{translate('pp')}</td>
               <td><u >{translate('SYS')}</u></td>
               <td>1</td>
-              <td className='ri'>{pwr(pp.pGen)}</td>
+              <td className='ri'>{pwr(pp.getPowerGeneration())}</td>
               <td className='ri'><u>100%</u></td>
               <td></td>
               <td></td>
@@ -223,7 +223,7 @@ export default class PowerManagement extends TranslatedComponent {
             {this._renderPowerRows(ship, translate, pwr, formats.pct1)}
           </tbody>
         </table>
-        <PowerBands width={this.state.width} code={code} available={ship.standard[0].m.pGen} bands={ship.priorityBands} />
+        <PowerBands width={this.state.width} code={code} available={pp.getPowerGeneration()} bands={ship.priorityBands} />
       </div>
     );
   }

src/app/components/ShipSummaryTable.jsx

@@ -52,6 +52,8 @@ export default class ShipSummaryTable extends TranslatedComponent {
             <th rowSpan={2} className={ cn({ 'bg-warning-disabled': !ship.canThrust() }) }>{translate('speed')}</th>
             <th rowSpan={2} className={ cn({ 'bg-warning-disabled': !ship.canBoost() }) }>{translate('boost')}</th>
             <th onMouseEnter={termtip.bind(null, 'damage per second')} onMouseLeave={hide} rowSpan={2}>{translate('DPS')}</th>
+            <th onMouseEnter={termtip.bind(null, 'energy per second')} onMouseLeave={hide} rowSpan={2}>{translate('EPS')}</th>
+            <th onMouseEnter={termtip.bind(null, 'heat per second')} onMouseLeave={hide} rowSpan={2}>{translate('HPS')}</th>
             <th rowSpan={2}>{translate('armour')}</th>
             <th colSpan={3}>{translate('shields')}</th>
             <th colSpan={3}>{translate('mass')}</th>
@@ -83,6 +85,8 @@ export default class ShipSummaryTable extends TranslatedComponent {
             <td>{ ship.canThrust() ? <span>{int(ship.topSpeed)} {u['m/s']}</span> : <span className='warning'>0 <Warning/></span> }</td>
             <td>{ ship.canBoost() ? <span>{int(ship.topBoost)} {u['m/s']}</span> : <span className='warning'>0 <Warning/></span> }</td>
             <td>{round(ship.totalDps)}</td>
+            <td>{round(ship.totalEps)}</td>
+            <td>{round(ship.totalHps)}</td>
             <td>{int(ship.armour)} {armourDetails}</td>
             <td className={sgClassNames}>{int(ship.shieldStrength)} {u.MJ} { ship.shieldMultiplier > 1 && ship.shieldStrength > 0 ? <u>({formats.rPct(ship.shieldMultiplier)})</u> : null }</td>
             <td className={sgClassNames}>{sgRecover}</td>

src/app/components/StandardSlot.jsx

@@ -4,6 +4,7 @@ import TranslatedComponent from './TranslatedComponent';
 import { jumpRange } from '../shipyard/Calculations';
 import { diffDetails } from '../utils/SlotFunctions';
 import AvailableModulesMenu from './AvailableModulesMenu';
+import { Modifications } from './SvgIcons';
 
 /**
  * Standard Slot
@@ -49,7 +50,8 @@ export default class StandardSlot extends TranslatedComponent {
           <div className={'sz'}>{slot.maxClass}</div>
           <div>
             <div className='l'>{classRating} {translate(m.grp == 'bh' ? m.grp : m.name || m.grp)}</div>
-            <div className={'r'}>{m.mass || m.fuel || 0}{units.T}</div>
+            <div className={'r'}>{m.getMass() || m.fuel || 0}{units.T}</div>
+	    <div/>
             <div className={'cb'}>
                 { m.grp == 'bh' && m.name ? <div className='l'>{translate(m.name)}</div> : null }
                 { m.optmass ? <div className='l'>{translate('optimal mass')}: {m.optmass}{units.T}</div> : null }
@@ -57,11 +59,12 @@ export default class StandardSlot extends TranslatedComponent {
                 { m.range ? <div className='l'>{translate('range')}: {m.range}{units.km}</div> : null }
                 { m.time ? <div className='l'>{translate('time')}: {formats.time(m.time)}</div> : null }
                 { m.eff ? <div className='l'>{translate('efficiency')}: {m.eff}</div> : null }
-                { m.pGen ? <div className='l'>{translate('power')}: {m.pGen}{units.MW}</div> : null }
+                { m.getPowerGeneration() > 0 ? <div className='l'>{translate('power')}: {formats.round(m.getPowerGeneration())}{units.MW}</div> : null }
                 { m.maxfuel ? <div className='l'>{translate('max')} {translate('fuel')}: {m.maxfuel}{units.T}</div> : null }
                 { m.weaponcapacity ? <div className='l'>{translate('WEP')}: {m.weaponcapacity}{units.MJ} / {m.weaponrecharge}{units.MW}</div> : null }
                 { m.systemcapacity ? <div className='l'>{translate('SYS')}: {m.systemcapacity}{units.MJ} / {m.systemrecharge}{units.MW}</div> : null }
                 { m.enginecapacity ? <div className='l'>{translate('ENG')}: {m.enginecapacity}{units.MJ} / {m.enginerecharge}{units.MW}</div> : null }
+              <div className={'r'}><Modifications /></div>
             </div>
           </div>
         </div>

src/app/components/SvgIcons.jsx

@@ -488,6 +488,25 @@ export class Rocket extends SvgIcon {
   }
 }
 
+/**
+ * Modifications (engineers)
+ */
+export class Modifications extends SvgIcon {
+  /**
+   * Overriden view box
+   * @return {String} view box
+   */
+  viewBox() { return '0 0 200 200'; }
+  /**
+  /**
+   * Generate the SVG
+   * @return {React.Component} SVG Contents
+   */
+  svg() {
+    return <path d='M20 180l90-100-90 100zM176 40a40 40 0 1 1-27-28'/>;
+  }
+}
+
 /**
  * Hammer
  */

src/app/pages/ComparisonPage.jsx

@@ -63,7 +63,7 @@ export default class ComparisonPage extends Page {
    * @return {Object}          New state object
    */
   _initState(context) {
-    let defaultFacets = [9, 6, 4, 1, 3, 2]; // Reverse order of Armour, Shields, Speed, Jump Range, Cargo Capacity, Cost
+    let defaultFacets = [13, 12, 11, 9, 6, 4, 1, 3, 2]; // Reverse order of Armour, Shields, Speed, Jump Range, Cargo Capacity, Cost, DPS, EPS, HPS
     let params = context.route.params;
     let code = params.code;
     let name = params.name ? decodeURIComponent(params.name) : null;

src/app/shipyard/Constants.js

@@ -193,6 +193,20 @@ export const ShipFacets = [
       lbls: ['DPS'],
       fmt: 'round',
       i: 11
+    },
+    {                   // 12
+      title: 'EPS',
+      props: ['totalEps'],
+      lbls: ['EPS'],
+      fmt: 'round',
+      i: 12
+    },
+    {                   // 13
+      title: 'HPS',
+      props: ['totalHps'],
+      lbls: ['HPS'],
+      fmt: 'round',
+      i: 13
     }
 ];
 

src/app/shipyard/Modification.js

@@ -0,0 +1,15 @@
+/**
+ * Modification - a modification and its value
+ */
+export default class Modification {
+
+  /**
+   * @param {String} id         Unique modification ID
+   * @param {Number} value      Value of the modification
+   */
+  constructor(id, value) {
+    this.id = id;
+    this.value = value;
+  }
+
+}

src/app/shipyard/Module.js

@@ -0,0 +1,107 @@
+import * as ModuleUtils from './ModuleUtils';
+import * as _ from 'lodash';
+
+/**
+ * Module - active module in a ship's buildout
+ */
+export default class Module {
+
+  /**
+   * Construct a new module
+   * @param {Object} params   Module parameters.  Either grp/id or template
+   */
+  constructor(params) {
+    let properties = Object.assign({ grp: null, id: null, template: null }, params);
+
+    let template;
+    if (properties.template == undefined) {
+      return ModuleUtils.findModule(properties.grp, properties.id);
+    } else {
+      template = properties.template;
+      if (template) {
+        // Copy all properties from coriolis-data template
+        for (let p in template) { this[p] = template[p]; }
+      }
+    }
+  }
+
+  /**
+   * Get a value for a given modification ID
+   * @param {Number} modId   The ID of the modification
+   * @return {Number}        The value of the modification
+   */
+  _getModValue(modId) {
+    let result = null;
+    if (this.mods) {
+      let mod = _.find(this.mods, function(o) { return o.id == modId; });
+      if (mod) {
+        result = mod.value;
+      }
+    }
+    return result;
+  }
+
+  /**
+   * Get the power generation of this module, taking in to account modifications
+   * @return {Number} the power generation of this module
+   */
+  getPowerGeneration() {
+    let result = 0;
+    if (this.pGen) {
+      result = this.pGen;
+      if (result) {
+        let mult = this._getModValue(1);
+        if (mult) { result = result * (1 + (mult / 1000)); }
+      }
+    }
+    return result;
+  }
+
+  /**
+   * Get the power usage of this module, taking in to account modifications
+   * @return {Number} the power usage of this module
+   */
+  getPowerUsage() {
+    let result = 0;
+    if (this.power) {
+      result = this.power;
+      if (result) {
+        let mult = this._getModValue(2);
+        if (mult) { result = result * (1 + (mult / 1000)); }
+      }
+    }
+    return result;
+  }
+
+  /**
+   * Get the mass of this module, taking in to account modifications
+   * @return {Number} the mass of this module
+   */
+  getMass() {
+    let result = 0;
+    if (this.mass) {
+      result = this.mass;
+      if (result) {
+        let mult = this._getModValue(3);
+        if (mult) { result = result * (1 + (mult / 1000)); }
+      }
+    }
+    return result;
+  }
+
+  /**
+   * Get the integrity of this module, taking in to account modifications
+   * @return {Number} the integrity of this module
+   */
+  getIntegrity() {
+    let result = 0;
+    if (this.health) {
+      result = this.health;
+      if (result) {
+        let mult = this._getModValue(4);
+        if (mult) { result = result * (1 + (mult / 1000)); }
+      }
+    }
+    return result;
+  }
+}

src/app/shipyard/ModuleSet.js

@@ -1,4 +1,4 @@
-
+import Module from './Module';
 import { BulkheadNames } from './Constants';
 
 /**
@@ -37,7 +37,7 @@ export default class ModuleSet {
     this.intClass = {};
 
     this.bulkheads = shipData.bulkheads.map((b, i) => {
-      return Object.assign({ grp: 'bh', name: BulkheadNames[i], index: i, class: '', rating: '' }, b);
+      return Object.assign(new Module(), { grp: 'bh', id: i, name: BulkheadNames[i], index: i, class: '', rating: '' }, b);
     });
 
     this.standard[0] = filter(stnd.pp, maxStandardArr[0], 0, mass);  // Power Plant
@@ -130,7 +130,7 @@ export default class ModuleSet {
         pd = p;
       }
     }
-    return pd;
+    return new Module({ template: pd });
   };
 
   /**
@@ -146,7 +146,7 @@ export default class ModuleSet {
         th = t;
       }
     }
-    return th;
+    return new Module({ template: th });
   };
 
   /**
@@ -162,7 +162,7 @@ export default class ModuleSet {
         sg = s;
       }
     }
-    return sg;
+    return new Module({ template: sg });
   };
 
   /**
@@ -179,6 +179,6 @@ export default class ModuleSet {
         pp = p;
       }
     }
-    return pp;
+    return new Module({ template: pp });
   }
 }

src/app/shipyard/ModuleUtils.js

@@ -1,7 +1,12 @@
 import { ModuleNameToGroup, BulkheadNames, StandardArray } from './Constants';
 import ModuleSet from './ModuleSet';
+import Module from './Module';
 import { Ships, Modules } from 'coriolis-data/dist';
 
+/*
+ * All functions below must return a fresh Module rather than a definition or existing module, as
+ * the resultant object can be altered with modifications.
+ */
 
 
 /**
@@ -9,9 +14,45 @@ import { Ships, Modules } from 'coriolis-data/dist';
  * @return {Object} Cargo hatch model
  */
 export function cargoHatch() {
-  return { name: 'Cargo Hatch', class: 1, rating: 'H', power: 0.6 };
+  let hatch = new Module();
+  Object.assign(hatch, { name: 'Cargo Hatch', class: 1, rating: 'H', power: 0.6 });
+  return hatch;
 };
 
+/**
+ * Finds the module with the specific group and ID
+ * @param  {String} grp           Module group (pp - power plant, pl - pulse laser etc)
+ * @param  {String} id            The module ID
+ * @return {Object}               The module or null
+ */
+export function findModule(grp, id) {
+  // See if it's a standard module
+  if (Modules.standard[grp]) {
+    let standardmod = Modules.standard[grp].find(e => e.id == id);
+    if (standardmod != null) {
+      return new Module({ template: standardmod });
+    }
+  }
+
+  // See if it's an internal module
+  if (Modules.internal[grp]) {
+    let internalmod = Modules.internal[grp].find(e => e.id == id);
+    if (internalmod != null) {
+      return new Module({ template: internalmod });
+    }
+  }
+
+  // See if it's a hardpoint module
+  if (Modules.hardpoints[grp]) {
+    let hardpointmod = Modules.hardpoints[grp].find(e => e.id == id);
+    if (hardpointmod != null) {
+      return new Module({ template: hardpointmod });
+    }
+  }
+
+  return null;
+}
+
 /**
  * Finds the standard module type with the specified ID
  * @param  {String|Number} type   Standard Module Type (0/pp - Power Plant, 1/t - Thrusters, etc)
@@ -24,6 +65,9 @@ export function standard(type, id) {
   }
 
   let s = Modules.standard[type].find(e => e.id == id || (e.class == id.charAt(0) && e.rating == id.charAt(1)));
+  if (s) {
+    s = new Module({ template: s });
+  }
   return s || null;
 };
 
@@ -37,7 +81,7 @@ export function hardpoints(id) {
     let group = Modules.hardpoints[n];
     for (let i = 0; i < group.length; i++) {
       if (group[i].id == id) {
-        return group[i];
+        return new Module({ template: group[i] });
       }
     }
   }

src/app/shipyard/Ship.js

@@ -1,14 +1,16 @@
 import { ArmourMultiplier } from './Constants';
 import * as Calc from './Calculations';
 import * as ModuleUtils from './ModuleUtils';
+import Module from './Module';
 import LZString from 'lz-string';
+import isEqual from 'lodash/lang';
 
 const UNIQUE_MODULES = ['psg', 'sg', 'bsg', 'rf', 'fs', 'fh'];
 
 /**
- * Returns the power usage type of a slot and it's particular modul
+ * Returns the power usage type of a slot and it's particular module
  * @param  {Object} slot      The Slot
- * @param  {Object} modul The modul in the slot
+ * @param  {Object} modul     The module in the slot
  * @return {String}           The key for the power usage type
  */
 function powerUsageType(slot, modul) {
@@ -20,6 +22,25 @@ function powerUsageType(slot, modul) {
   return slot.cat != 1 ? 'retracted' : 'deployed';
 }
 
+/**
+ * Populate the modifications array with modification values from the code
+ * @param {String} code    Serialized modification code
+ * @param {Array}  arr     Modification array
+ */
+function decodeModsToArray(code, arr) {
+  let moduleMods = code.split(',');
+  for (let i = 0; i < arr.length; i++) {
+    arr[i] = new Array();
+    if (moduleMods.length > i && moduleMods[i] != '') {
+      let mods = moduleMods[i].split(';');
+      for (let j = 0; j < mods.length; j++) {
+        let modElements = mods[j].split(':');
+        arr[i].push({ id: Number(modElements[0]), value: Number(modElements[1]) });
+      }
+    }
+  }
+}
+
 /**
  * Populates the category array with module IDs from
  * the provided code
@@ -284,7 +305,9 @@ export default class Ship {
       '.',
       this.getPowerEnabledString(),
       '.',
-      this.getPowerPrioritesString()
+      this.getPowerPrioritiesString(),
+      '.',
+      this.getModificationsString()
     ].join('');
   }
 
@@ -324,6 +347,18 @@ export default class Ship {
     return this.serialized.hardpoints;
   }
 
+
+  /**
+   * Serializes the modifications to a string
+   * @return {String} Serialized modifications 'code'
+   */
+  getModificationsString() {
+    if(!this.serialized.modifications) {
+      this.updateModificationsString();
+    }
+    return this.serialized.modifications;
+  }
+
   /**
    * Get the serialized module active/inactive settings
    * @return {String} Serialized active/inactive settings
@@ -336,7 +371,7 @@ export default class Ship {
    * Get the serialized module priority settings
    * @return {String} Serialized priority settings
    */
-  getPowerPrioritesString() {
+  getPowerPrioritiesString() {
     return this.serialized.priorities;
   }
 
@@ -373,9 +408,10 @@ export default class Ship {
    * @param {Object} comps Collection of ModuleUtils used to build the ship
    * @param {array} priorities Slot priorities
    * @param {Array} enabled    Slot active/inactive
+   * @param {Array} mods       Modifications
    * @return {this} The current ship instance for chaining
    */
-  buildWith(comps, priorities, enabled) {
+  buildWith(comps, priorities, enabled, mods) {
     let internal = this.internal,
         standard = this.standard,
         hps = this.hardpoints,
@@ -393,11 +429,15 @@ export default class Ship {
     this.totalCost = this.m.incCost ? this.m.discountedCost : 0;
     this.unladenMass = this.hullMass;
     this.totalDps = 0;
+    this.totalEps = 0;
+    this.totalHps = 0;
 
     this.bulkheads.m = null;
     this.useBulkhead(comps && comps.bulkheads ? comps.bulkheads : 0, true);
+    this.bulkheads.m.mods = mods && mods[0] ? mods[0] : [];
     this.cargoHatch.priority = priorities ? priorities[0] * 1 : 0;
     this.cargoHatch.enabled = enabled ? enabled[0] * 1 : true;
+    this.cargoHatch.mods = mods ? mods[0] : [];
 
     for (i = 0, l = this.priorityBands.length; i < l; i++) {
       this.priorityBands[i].deployed = 0;
@@ -405,9 +445,10 @@ export default class Ship {
     }
 
     if (this.cargoHatch.enabled) {
-      bands[this.cargoHatch.priority].retracted += this.cargoHatch.m.power;
+      bands[this.cargoHatch.priority].retracted += this.cargoHatch.m.getPowerUsage();
     }
 
+
     for (i = 0; i < cl; i++) {
       standard[i].cat = 0;
       standard[i].enabled = enabled ? enabled[i + 1] * 1 : true;
@@ -415,9 +456,10 @@ export default class Ship {
       standard[i].type = 'SYS';
       standard[i].m = null; // Resetting 'old' modul if there was one
       standard[i].discountedCost = 0;
-
       if (comps) {
-        this.use(standard[i], ModuleUtils.standard(i, comps.standard[i]), true);
+        let module = ModuleUtils.standard(i, comps.standard[i]);
+        if (module != null) { module.mods = mods && mods[i + 1] ? mods[i + 1] : []; }
+        this.use(standard[i], module, true);
       }
     }
 
@@ -434,7 +476,9 @@ export default class Ship {
       hps[i].discountedCost = 0;
 
       if (comps && comps.hardpoints[i] !== 0) {
-        this.use(hps[i], ModuleUtils.hardpoints(comps.hardpoints[i]), true);
+        let module = ModuleUtils.hardpoints(comps.hardpoints[i]);
+        if (module != null) { module.mods = mods && mods[cl + i] ? mods[cl + i] : []; }
+        this.use(hps[i], module, true);
       }
     }
 
@@ -449,7 +493,9 @@ export default class Ship {
       internal[i].discountedCost = 0;
 
       if (comps && comps.internal[i] !== 0) {
-        this.use(internal[i], ModuleUtils.internal(comps.internal[i]), true);
+        let module = ModuleUtils.internal(comps.internal[i]);
+        if (module != null) { module.mods = mods && mods[cl + i] ? mods[cl + i] : []; }
+        this.use(internal[i], module, true);
       }
     }
 
@@ -461,7 +507,7 @@ export default class Ship {
           .updateTopSpeed();
     }
 
-    return this.updatePowerPrioritesString().updatePowerEnabledString();
+    return this.updatePowerPrioritesString().updatePowerEnabledString().updateModificationsString();
   }
 
   /**
@@ -475,6 +521,7 @@ export default class Ship {
     let standard = new Array(this.standard.length),
         hardpoints = new Array(this.hardpoints.length),
         internal = new Array(this.internal.length),
+        mods = new Array(1 + this.standard.length + this.hardpoints.length + this.internal.length),
         parts = serializedString.split('.'),
         priorities = null,
         enabled = null,
@@ -488,6 +535,10 @@ export default class Ship {
       priorities = LZString.decompressFromBase64(parts[2].replace(/-/g, '/')).split('');
     }
 
+    if (parts[3]) {
+      decodeModsToArray(parts[3], mods);
+    }
+
     decodeToArray(code, internal, decodeToArray(code, hardpoints, decodeToArray(code, standard, 1)));
 
     return this.buildWith(
@@ -498,7 +549,8 @@ export default class Ship {
         internal
       },
       priorities,
-      enabled
+      enabled,
+      mods
     );
   };
 
@@ -584,16 +636,23 @@ export default class Ship {
     if (slot.enabled != enabled) { // Enabled state is changing
       slot.enabled = enabled;
       if (slot.m) {
-        this.priorityBands[slot.priority][powerUsageType(slot, slot.m)] += enabled ? slot.m.power : -slot.m.power;
+        this.priorityBands[slot.priority][powerUsageType(slot, slot.m)] += enabled ? slot.m.getPowerUsage() : - slot.m.getPowerUsage();
 
         if (ModuleUtils.isShieldGenerator(slot.m.grp)) {
           this.updateShieldStrength();
         } else if (slot.m.grp == 'sb') {
           this.shieldMultiplier += slot.m.shieldmul * (enabled ? 1 : -1);
           this.updateShieldStrength();
-        } else if (slot.m.dps) {
+        }
+        if (slot.m.dps) {
           this.totalDps += slot.m.dps * (enabled ? 1 : -1);
         }
+        if (slot.m.eps) {
+          this.totalEps += slot.m.eps * (enabled ? 1 : -1);
+        }
+        if (slot.m.hps) {
+          this.totalHps += slot.m.hps * (enabled ? 1 : -1);
+        }
 
         this.updatePower();
         this.updatePowerEnabledString();
@@ -616,8 +675,8 @@ export default class Ship {
 
       if (slot.enabled) { // Only update power if the slot is enabled
         let usage = powerUsageType(slot, slot.m);
-        this.priorityBands[oldPriority][usage] -= slot.m.power;
+        this.priorityBands[oldPriority][usage] -= slot.m.getPowerUsage();
-        this.priorityBands[newPriority][usage] += slot.m.power;
+        this.priorityBands[newPriority][usage] += slot.m.getPowerUsage();
         this.updatePower();
       }
       return true;
@@ -656,15 +715,26 @@ export default class Ship {
         this.totalCost -= old.cost * this.moduleCostMultiplier;
       }
 
-      if (old.power && slot.enabled) {
+      if (!(old instanceof Module)) {
-        this.priorityBands[slot.priority][powerUsageType(slot, old)] -= old.power;
+        console.log(JSON.stringify(old) + ' is not a module');
+        console.log(new Error().stack);
+      }
+
+      if (old.getPowerUsage() > 0 && slot.enabled) {
+        this.priorityBands[slot.priority][powerUsageType(slot, old)] -= old.getPowerUsage();
         powerChange = true;
 
         if (old.dps) {
           this.totalDps -= old.dps;
         }
+        if (old.eps) {
+          this.totalEps -= old.eps;
+        }
+        if (old.hps) {
+          this.totalHps -= old.hps;
+        }
       }
-      this.unladenMass -= old.mass || 0;
+      this.unladenMass -= old.getMass() || 0;
     }
 
     if (n) {
@@ -688,14 +758,20 @@ export default class Ship {
       }
 
       if (n.power && slot.enabled) {
-        this.priorityBands[slot.priority][powerUsageType(slot, n)] += n.power;
+        this.priorityBands[slot.priority][powerUsageType(slot, n)] += n.getPowerUsage();
         powerChange = true;
 
         if (n.dps) {
           this.totalDps += n.dps;
         }
+        if (n.eps) {
+          this.totalEps += n.eps;
+        }
+        if (n.hps) {
+          this.totalHps += n.hps;
+        }
       }
-      this.unladenMass += n.mass || 0;
+      this.unladenMass += n.getMass() || 0;
     }
 
     this.ladenMass = this.unladenMass + this.cargoCapacity + this.fuelCapacity;
@@ -726,7 +802,7 @@ export default class Ship {
       prevDeployed = band.deployedSum = prevDeployed + band.deployed + band.retracted;
     }
 
-    this.powerAvailable = this.standard[0].m.pGen;
+    this.powerAvailable = this.standard[0].m.getPowerGeneration();
     this.powerRetracted = prevRetracted;
     this.powerDeployed = prevDeployed;
     return this;
@@ -811,16 +887,75 @@ export default class Ship {
     return this;
   }
 
+  /**
+   * Update the modifications string
+   * @return {this} The ship instance (for chaining operations)
+   */
+  updateModificationsString() {
+    let allMods = new Array();
+
+    let bulkheadMods = new Array();
+    if (this.bulkheads.m && this.bulkheads.m.mods) {
+      for (let mod of this.bulkheads.m.mods) {
+        bulkheadMods.push(mod.id + ':' + mod.value);
+      }
+    }
+    allMods.push(bulkheadMods.join(';'));
+
+    for (let slot of this.standard) {
+      let slotMods = new Array();
+      if (slot.m && slot.m.mods) {
+        for (let mod of slot.m.mods) {
+          slotMods.push(mod.id + ':' + mod.value);
+        }
+      }
+      allMods.push(slotMods.join(';'));
+    }
+    for (let slot of this.hardpoints) {
+      let slotMods = new Array();
+      if (slot.m && slot.m.mods) {
+        for (let mod of slot.m.mods) {
+          slotMods.push(mod.id + ':' + mod.value);
+        }
+      }
+      allMods.push(slotMods.join(';'));
+    }
+    for (let slot of this.internal) {
+      let slotMods = new Array();
+      if (slot.m && slot.m.mods) {
+        for (let mod of slot.m.mods) {
+          slotMods.push(mod.id + ':' + mod.value);
+        }
+      }
+      allMods.push(slotMods.join(';'));
+    }
+    this.serialized.modifications = allMods.join(',').replace(/,+$/, '');
+    console.log('Final serialized string is ' + this.serialized.modifications);
+    return this;
+  }
+
   /**
    * Update a slot with a the modul if the id is different from the current id for this slot.
    * Has logic handling ModuleUtils that you may only have 1 of (Shield Generator or Refinery).
    *
    * @param {Object}  slot            The modul slot
-   * @param {Object}  m               Properties for the selected module
+   * @param {Object}  mdef            Properties for the selected modul
    * @param {boolean} preventUpdate   If true, do not update aggregated stats
    * @return {this} The ship instance (for chaining operations)
    */
-  use(slot, m, preventUpdate) {
+  use(slot, mdef, preventUpdate) {
+    // See if the module passed in is really a module or just a definition, and fix it accordingly so that we have a module instance
+    let m;
+    if (mdef == null) {
+      m = null;
+    } else if (mdef instanceof Module) {
+      m = mdef;
+    } else {
+      // jgmjgm TODO see if we can use the module template instead of its group and id
+      // m = new Module({template: mdef});
+      m = new Module({ grp: mdef.grp, id: mdef.id });
+    }
+
     if (slot.m != m) { // Selecting a different modul
       // Slot is an internal slot, is not being emptied, and the selected modul group/type must be of unique
       if (slot.cat == 2 && m && UNIQUE_MODULES.indexOf(m.grp) != -1) {
@@ -843,6 +978,7 @@ export default class Ship {
         case 1: this.serialized.hardpoints = null; break;
         case 2: this.serialized.internal = null;
       }
+      this.serialized.modifications = null;
     }
     return this;
   }
@@ -907,14 +1043,14 @@ export default class Ship {
       updated = false;
       // Find lightest Thruster that still works for the ship at max mass
       let th = m.th ? ModuleUtils.standard(1, m.th) : this.availCS.lightestThruster(this.ladenMass);
-      if (th !== standard[1].m) {
+      if (!isEqual.isEqual(th, standard[1].m)) {
         this.use(standard[1], th);
         updated = true;
       }
       // Find lightest Power plant that can power the ship
       let pp = m.pp ? ModuleUtils.standard(0, m.pp) : this.availCS.lightestPowerPlant(Math.max(this.powerRetracted, this.powerDeployed), m.ppRating);
 
-      if (pp !== standard[0].m) {
+      if (!isEqual.isEqual(pp, standard[0].m)) {
         this.use(standard[0], pp);
         updated = true;
       }

src/app/shipyard/ShipRoles.js

@@ -115,7 +115,7 @@ export function explorer(ship, planetary) {
 
   if (sgSlot) {
     // The SG and Fuel scoop to not need to be powered at the same time
-    if (sgSlot.m.power > fuelScoopSlot.m.power) { // The Shield generator uses the most power
+    if (sgSlot.m.getPowerUsage() > fuelScoopSlot.m.getPowerUsage()) { // The Shield generator uses the most power
       ship.setSlotEnabled(fuelScoopSlot, false);
     } else {                                    // The Fuel scoop uses the most power
       ship.setSlotEnabled(sgSlot, false);

src/app/utils/SlotFunctions.js

@@ -210,14 +210,14 @@ export function diffDetails(language, m, mm) {
   let { formats, translate, units } = language;
   let propDiffs = [];
   let mMass = m.mass || 0;
-  let mmMass = mm.mass || 0;
+  let mmMass = mm ? mm.getMass() : 0;
   let massDiff = mMass - mmMass;
   let capDiff = (m.fuel || m.cargo || 0) - (mm.fuel || mm.cargo || 0);
   let mAffectsShield = isShieldGenerator(m.grp)  || m.grp == 'sb';
   let mmAffectsShield = isShieldGenerator(mm.grp) || mm.grp == 'sb';
 
   propDiffs.push(<div key='cost'>{translate('cost')}: <span className={diffClass(m.cost, mm.cost, true) }>{m.cost ? Math.round(m.cost * (1 - Persist.getModuleDiscount())) : 0}{units.CR}</span></div>);
-  propDiffs.push(<div key='mass'>{translate('mass')}: <span className={diffClass(mMass, mm.mass, true)}>{diff(formats.round, mMass, mmMass)}{units.T}</span></div>);
+  propDiffs.push(<div key='mass'>{translate('mass')}: <span className={diffClass(mMass, mm.getMass(), true)}>{diff(formats.round, mMass, mmMass)}{units.T}</span></div>);
 
   for (let p in m) {
     if (!PROP_BLACKLIST[p] && !isNaN(m[p])) {