Mercurial > repos > IBDev-IBBoard.WarFoundry.API
annotate API/Factories/Requirement/UnitRequiresAtLeastNUnitsRequirementFactory.cs @ 377:c3b0b28bad48
Re #353: Handle unloaded units being referenced outside factory
* Create interface for race factories
* Start to pull out common methods and add "try unit and fall back to factory" method for getting unit types
* Make XML Race Factory implement interface
* Use new factory
author | IBBoard <dev@ibboard.co.uk> |
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date | Mon, 04 Jul 2011 20:02:26 +0000 |
parents | e50682387d63 |
children | 04f4c2fea356 |
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1 // This file (UnitRequiresAtLeastNUnitsRequirementFactory.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 IBBoard.WarFoundry.API.Objects; |
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6 using IBBoard.WarFoundry.API.Objects.Requirement; |
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7 |
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8 namespace IBBoard.WarFoundry.API.Factories.Requirement |
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9 { |
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10 public class UnitRequiresAtLeastNUnitsRequirementFactory |
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11 { |
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12 public UnitRequiresAtLeastNUnitsRequirementFactory() |
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13 { |
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14 //Do nothing special |
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15 } |
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17 public UnitRequiresAtLeastNUnitsRequirement CreateRequirement<SOURCE_FILE_TYPE, ENTRY_TYPE>(UnitType type, string data, IRaceFactory<SOURCE_FILE_TYPE, ENTRY_TYPE> raceFactory) |
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18 { |
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19 UnitRequiresAtLeastNUnitsRequirement req = new UnitRequiresAtLeastNUnitsRequirement(type); |
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20 Race race = type.Race; |
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21 AddRequirements(req, race, data, raceFactory); |
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22 return req; |
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23 } |
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24 |
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25 private void AddRequirements<SOURCE_FILE_TYPE, ENTRY_TYPE>(UnitRequiresAtLeastNUnitsRequirement req, Race race, string data, IRaceFactory<SOURCE_FILE_TYPE, ENTRY_TYPE> raceFactory) |
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26 { |
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27 foreach (string requirement in data.Split('|')) |
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28 { |
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29 string[] requirementParts = requirement.Split(':'); |
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30 string unitID = requirementParts[0]; |
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31 UnitType unitType = raceFactory.GetUnitType(unitID, race); |
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32 |
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33 if (unitType == null) |
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34 { |
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35 throw new InvalidRequirementException(String.Format("Invalid unit type '{0}' for 'Requires at least N units' requirement", unitID)); |
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36 } |
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37 |
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38 if (requirementParts.Length == 2) |
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39 { |
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40 string amount = requirementParts[1]; |
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41 |
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42 try |
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43 { |
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44 req.AddUnitTypeRequirement(unitType, Int32.Parse(amount)); |
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45 } |
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46 catch (FormatException) |
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47 { |
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48 throw new InvalidRequirementException(String.Format("Invalid amount '{0}' for unit type '{1}' for 'Requires at least N units' requirement", amount, unitID)); |
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49 } |
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50 } |
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51 else |
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52 { |
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53 req.AddUnitTypeRequirement(unitType); |
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54 } |
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55 } |
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56 } |
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57 } |
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58 } |
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59 |