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1 /** Copyright (C) 2017 by Bundesanstalt für Gewässerkunde |
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2 * Software engineering by |
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3 * Björnsen Beratende Ingenieure GmbH |
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4 * Dr. Schumacher Ingenieurbüro für Wasser und Umwelt |
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5 * |
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6 * This file is Free Software under the GNU AGPL (>=v3) |
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7 * and comes with ABSOLUTELY NO WARRANTY! Check out the |
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8 * documentation coming with Dive4Elements River for details. |
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9 */ |
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10 package org.dive4elements.river.client.client.ui; |
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11 |
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12 import java.util.ArrayList; |
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13 import java.util.List; |
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14 |
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15 import org.dive4elements.river.client.client.ui.FromToTableHelperPanel.IColumnClickHandler; |
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16 import org.dive4elements.river.client.shared.model.Data; |
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17 import org.dive4elements.river.client.shared.model.DataItem; |
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18 import org.dive4elements.river.client.shared.model.DataList; |
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19 import org.dive4elements.river.client.shared.model.DefaultData; |
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20 import org.dive4elements.river.client.shared.model.DefaultDataItem; |
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21 |
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22 import com.smartgwt.client.util.SC; |
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23 import com.smartgwt.client.widgets.Canvas; |
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24 import com.smartgwt.client.widgets.Label; |
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25 import com.smartgwt.client.widgets.form.fields.TextItem; |
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26 import com.smartgwt.client.widgets.layout.HLayout; |
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27 import com.smartgwt.client.widgets.layout.VLayout; |
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28 |
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29 /** |
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30 * @author Domenico Nardi Tironi |
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31 * |
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32 */ |
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33 public abstract class AbstractSingleItemPanel extends AbstractUIProvider { |
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34 |
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35 private static final long serialVersionUID = 1L; |
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36 |
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37 public enum Type { |
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38 single, multi, limit5 // "SingleItem" (Klassenname) meint, dass es nur ein einziges Eingabefeld gibt (nicht from-to; epoch) |
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39 // Type multi: append (year): es können mehrere Werte eingegeben werden; Leerzeichen-getrennt |
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40 // Type single: append (year, sohlhöhendifferenz): nur ein Wert ist zulässig |
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41 // Type limit5 TODO: generalize, if needed |
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42 } |
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43 |
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44 private final Type type; |
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45 |
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46 private TextItem inputItem; |
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47 |
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48 private List<String> validInputs = new ArrayList<String>(); |
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49 |
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50 protected abstract String getDatakey(); |
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51 |
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52 protected abstract Canvas createWidget(final DataList data); |
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53 |
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54 public AbstractSingleItemPanel(final Type type) { |
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55 this.type = type; |
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56 } |
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57 |
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58 @Override |
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59 public final Canvas create(final DataList data) { |
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60 final VLayout layout = new VLayout(); |
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61 final IColumnClickHandler fromHandler = new IColumnClickHandler() { // add to external class |
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62 |
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63 @Override |
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64 public void columnClicked(final String value) { |
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65 appendValue(value); |
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66 } |
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67 }; |
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68 |
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69 final FromToTableHelperPanel helper = new FromToTableHelperPanel(data, getDatakey(), this.MSG, fromHandler, null); |
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70 final Canvas table = helper.getTable(); |
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71 this.validInputs = helper.getKeycolEntries(); |
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72 |
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73 this.helperContainer.addMember(table); |
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74 |
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75 final Canvas submit = getNextButton(); |
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76 final Canvas widget = createWidget(data); |
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77 |
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78 layout.addMember(widget); |
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79 layout.addMember(submit); |
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80 |
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81 return layout; |
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82 } |
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83 |
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84 @Override |
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85 public final Canvas createOld(final DataList dataList) { |
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86 final List<Data> items = dataList.getAll(); |
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87 final Data years = getData(items, getDatakey()); |
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88 final DataItem[] yearsItems = years.getItems(); |
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89 |
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90 final String v1 = yearsItems[0].getStringValue().replace(" ", ", "); |
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91 |
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92 final Label old = new Label(v1); |
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93 final HLayout layout = new HLayout(); |
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94 layout.setWidth("400px"); |
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95 |
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96 final Label label = new Label(dataList.getLabel()); |
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97 label.setWidth("200px"); |
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98 |
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99 final Canvas back = getBackButton(dataList.getState()); |
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100 |
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101 layout.addMember(label); |
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102 layout.addMember(old); |
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103 layout.addMember(back); |
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104 |
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105 return layout; |
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106 } |
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107 |
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108 @Override |
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109 protected final Data[] getData() { |
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110 final List<String> errors = this.validate(); |
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111 if (errors.size() > 0) { |
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112 showErrors(errors); // TODO: do not allow advance state |
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113 // return null; |
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114 } |
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115 if (this.inputItem != null && !this.inputItem.getValueAsString().isEmpty()) { |
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116 final List<Data> data = new ArrayList<Data>(); |
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117 |
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118 final DataItem yearsdata = new DefaultDataItem(getDatakey(), getDatakey(), this.inputItem.getValueAsString().trim()); |
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119 data.add(new DefaultData(getDatakey(), null, null, new DataItem[] { yearsdata })); |
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120 |
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121 return data.toArray(new Data[data.size()]); |
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122 } |
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123 return new Data[0]; |
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124 } |
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125 |
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126 protected final TextItem createInputItem(final String title) { |
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127 this.inputItem = PanelHelper.createItem(title);// new TextItem(title); |
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128 return this.inputItem; |
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129 } |
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130 |
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131 private final List<String> checkForEmpty() { |
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132 final List<String> errors = new ArrayList<String>(); |
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133 |
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134 if (this.inputItem.getValueAsString() == null || this.inputItem.getValueAsString().trim().isEmpty()) { |
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135 errors.add(this.MSG.empty_filter()); |
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136 return errors; |
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137 } |
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138 return errors; |
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139 } |
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140 |
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141 private final List<String> validateSingleInput(final String sValue) { |
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142 final List<String> errors = new ArrayList<String>(); |
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143 // String filtered = ""; |
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144 // int goodValues = 0; |
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145 errors.addAll(validateNumber(sValue)); |
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146 boolean isGood = false; |
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147 for (final String validYear : this.validInputs) { |
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148 /* No list contains for strings? */ |
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149 if (sValue.equals(validYear)) { |
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150 isGood = true; |
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151 break; |
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152 } |
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153 } |
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154 if (!isGood) { |
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155 String tmp = errorForItemMsg(); |
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156 tmp = tmp.replace("$1", sValue); |
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157 errors.add(tmp); |
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158 // continue; |
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159 } |
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160 |
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161 return errors; |
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162 } |
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163 |
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164 private final List<String> validateNumber(final String sValue) { |
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165 final List<String> errors = new ArrayList<String>(); |
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166 |
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167 try { |
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168 Integer.parseInt(sValue); |
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169 } |
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170 catch (final NumberFormatException e) { |
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171 errors.add(this.MSG.wrongFormat() + ": " + sValue); |
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172 |
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173 } |
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174 return errors; |
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175 } |
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176 |
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177 protected abstract String errorForItemMsg(); |
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178 |
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179 protected final void appendValue(final String value) { |
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180 |
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181 switch (this.type) { |
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182 case multi: |
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183 // APPEND = ADD to existing -> MULTI YEAR |
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184 final String oldYears = this.inputItem.getValueAsString(); |
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185 if (oldYears != null && !oldYears.isEmpty()) |
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186 this.inputItem.setValue(oldYears.trim() + " " + value); |
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187 else |
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188 this.inputItem.setValue(value); |
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189 |
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190 break; |
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191 |
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192 case limit5: |
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193 // APPEND = ADD to existing -> MULTI YEAR |
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194 final String oldValues = this.inputItem.getValueAsString(); |
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195 if (oldValues != null && !oldValues.isEmpty()) { |
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196 final String[] oldVals = oldValues.split(" "); |
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197 if (oldVals.length < 5)// TODO: generalize, if needed |
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198 this.inputItem.setValue(oldValues.trim() + " " + value); |
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199 else { |
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200 // msg TODO: generalize, if needed |
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201 SC.warn(this.MSG.error_limit_exceeded_salix()); |
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202 } |
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203 } |
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204 |
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205 else |
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206 this.inputItem.setValue(value); |
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207 |
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208 break; |
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209 |
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210 case single: |
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211 this.inputItem.setValue(value); |
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212 break; |
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213 |
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214 default: |
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215 throw new IllegalStateException(); |
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216 } |
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217 } |
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218 |
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219 @Override |
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220 public final List<String> validate() { |
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221 |
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222 final List<String> errors = new ArrayList<String>(); |
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223 errors.addAll(this.checkForEmpty()); |
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224 |
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225 final String sValue = this.inputItem.getValueAsString(); |
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226 |
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227 switch (this.type) { |
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228 case multi: |
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229 |
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230 final String[] sValues = sValue.trim().split(" "); |
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231 for (final String value : sValues) { |
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232 errors.addAll(this.validateSingleInput(value)); |
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233 } |
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234 break; |
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235 case limit5: |
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236 final String[] values = sValue.trim().split(" "); |
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237 if (values.length > 5) { |
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238 errors.add(this.MSG.error_limit_exceeded_salix());// TODO generalize if needed |
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239 } |
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240 for (int i = 0; i < values.length; i++) { |
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241 if (i < 5) |
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242 errors.addAll(this.validateNumber(values[i])); |
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243 } |
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244 break; |
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245 case single: |
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246 errors.addAll(this.validateSingleInput(sValue)); |
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247 break; |
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248 |
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249 default: |
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250 throw new IllegalStateException(); |
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251 } |
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252 |
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253 return errors; |
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254 } |
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255 } |
