1 | using System;
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2 | using System.Collections.Generic;
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3 | using System.Linq;
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4 | using HeuristicLab.Core;
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5 |
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6 | namespace HeuristicLab.JsonInterface {
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7 | public class ConstrainedValueParameterConverter : BaseConverter {
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8 | public override int Priority => 3;
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9 |
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10 | public override bool CanConvertType(Type t) =>
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11 | t.GetInterfaces().Any(x => x.IsGenericType && x.GetGenericTypeDefinition() == typeof(IConstrainedValueParameter<>));
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12 |
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13 | public override void Inject(IItem item, IJsonItem data, IJsonItemConverter root) {
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14 | StringJsonItem cdata = data as StringJsonItem;
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15 | IParameter parameter = item as IParameter;
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16 | foreach (var x in GetValidValues(parameter))
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17 | if(x.ToString() == cdata.Value && cdata.Active)
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18 | parameter.ActualValue = x;
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19 |
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20 | if (parameter.ActualValue != null && parameter.ActualValue is IParameterizedItem && cdata.Children != null) {
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21 | foreach(var child in cdata.Children) {
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22 | if(child.Name == cdata.Value || child.Path.EndsWith(cdata.Value) || child.Name == parameter.ActualValue.ItemName)
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23 | root.Inject(parameter.ActualValue, child, root);
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24 | }
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25 | }
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26 | }
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27 |
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28 | public override IJsonItem Extract(IItem value, IJsonItemConverter root) {
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29 | IParameter parameter = value as IParameter;
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30 |
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31 | IJsonItem item = new StringJsonItem() {
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32 | Name = parameter.Name,
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33 | Description = value.ItemDescription,
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34 | Value = parameter.ActualValue?.ToString(),
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35 | ConcreteRestrictedItems = GetValidValues(parameter).Select(x => x.ToString())
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36 | };
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37 | item.AddChildren(GetParameterizedChilds(parameter, root));
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38 |
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39 | return item;
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40 | }
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41 |
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42 | #region Helper
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43 | private IItem[] GetValidValues(IParameter value) {
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44 | List<IItem> list = new List<IItem>();
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45 | var values = ((dynamic)value).ValidValues;
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46 | foreach (var x in values) list.Add((IItem)x);
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47 | return list.ToArray();
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48 | }
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49 |
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50 | private IList<IJsonItem> GetParameterizedChilds(IParameter value, IJsonItemConverter root) {
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51 | List<IJsonItem> list = new List<IJsonItem>();
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52 | var values = ((dynamic)value).ValidValues;
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53 | foreach(var x in values) {
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54 | if (x is IParameterizedItem) { // only makes sense for IParameterizedItems to go deeper
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55 | IJsonItem tmp = root.Extract(x, root);
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56 | if(!(tmp is UnsupportedJsonItem))
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57 | list.Add(tmp);
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58 | }
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59 | }
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60 | return list.Count == 0 ? null : list;
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61 | }
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62 | #endregion
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63 | }
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64 | }
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