Mercurial > repos > IBDev-IBBoard.WarFoundry.API

annotate API/Objects/Requirement/UnitRequiresAtLeastNUnitsRequirement.cs @ 458:680db2462e34

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Re #379: * Move GetObjectCountFromArmy(Army, OBJECT_TYPE) to top level and implement * Fix army validation for appropriate "NA" returns * Make basic "Requires..." requirements abstract so that we always need to make specific versions (e.g. UnitRequires... that knows how to check amount of units)
author IBBoard <dev@ibboard.co.uk>
date Sun, 26 Feb 2012 20:16:33 +0000
parents afc6410e4efc
children f48c49b53738
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1 // This file (UnitRequiresAtLeastNUnitsRequirement.cs) is a part of the IBBoard.WarFoundry.API project and is copyright 2011 IBBoard
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2 //
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3 // The file and the library/program it is in are licensed and distributed, without warranty, under the GNU Affero GPL license, either version 3 of the License or (at your option) any later version. Please see COPYING for more information and the full license.
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4 using System;
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5 using System.Collections.Generic;
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6 using IBBoard.WarFoundry.API.Objects;
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7
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8 namespace IBBoard.WarFoundry.API.Objects.Requirement
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9 {
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10 /// <summary>
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11 /// A requirement where a UnitType requires at least N units of one or more unit types before any number of that object can be taken in an army.
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12 /// </summary>
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13 public class UnitRequiresAtLeastNUnitsRequirement : RequiresAtLeastNUnitsRequirement<UnitType>
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14 {
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15 public UnitRequiresAtLeastNUnitsRequirement(UnitType requirementOn) : base(requirementOn)
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16 {
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17 }
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18
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19 public override Validation AllowsAdding(IWarFoundryObject wfObject, Army toArmy)
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20 {
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21 return IsApplicable(wfObject, toArmy) ? base.AllowsAdding(wfObject, toArmy) : Validation.NotApplicable;
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22 }
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23
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24 protected override bool IsApplicable(IWarFoundryObject toObject, Army toArmy)
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25 {
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26 return IsApplicable(toObject) || IsApplicableForRequiredType(toObject, toArmy);
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27 }
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29 protected override bool IsApplicable(IWarFoundryObject toObject)
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30 {
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31 return AllowedObject.Equals(toObject) || (toObject is Unit && AllowedObject.Equals(((Unit)toObject).UnitType));
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32 }
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34 private bool IsApplicableForRequiredType(IWarFoundryObject toObject, Army toArmy)
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35 {
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36 bool isApplicable = false;
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37 UnitType addedType = toObject as UnitType;
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38
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39 if (addedType == null)
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40 {
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41 addedType = (toObject is Unit) ? ((Unit)toObject).UnitType : null;
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42 }
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43
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44 if (addedType != null && toArmy.GetUnitTypeCount(AllowedObject) > 0)
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45 {
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46 foreach (UnitCountRequirementData limit in ConstraintTypes)
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47 {
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48 if (Arrays.Contains(limit.UnitTypes, addedType))
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49 {
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50 isApplicable = true;
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51 break;
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52 }
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53 }
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54 }
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56 return isApplicable;
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57 }
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58
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59 protected override int GetObjectCountFromArmy(Army toArmy, UnitType obj)
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60 {
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61 return toArmy.GetUnitTypeCount(obj);
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62 }
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63 }
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64 }
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