Implemented initial version for the budget calculation algorithm

FEA: ItEr77S17AutomaticBudgeting

libreplan-business/src/main/java/org/libreplan/business/costcategories/entities/CostCategory.java

@@ -23,6 +23,7 @@ package org.libreplan.business.costcategories.entities;
 
 import static org.libreplan.business.i18n.I18nHelper._;
 
+import java.math.BigDecimal;
 import java.util.ArrayList;
 import java.util.HashSet;
 import java.util.List;
@@ -302,6 +303,22 @@ public class CostCategory extends IntegrationEntity implements IHumanIdentifiabl
         }
     }
 
+    public BigDecimal getPriceCostByTypeOfWorkHour(String code)
+            throws InstanceNotFoundException {
+
+        if (StringUtils.isBlank(code)) {
+            throw new InstanceNotFoundException(code, HourCost.class.getName());
+        }
+
+        for (HourCost c : this.hourCosts) {
+            if (c.getType().getCode().equalsIgnoreCase(StringUtils.trim(code))) {
+                return c.getPriceCost();
+            }
+        }
+
+        throw new InstanceNotFoundException(code, HourCost.class.getName());
+    }
+
     public void incrementLastHourCostSequenceCode() {
         if (lastHourCostSequenceCode == null) {
             lastHourCostSequenceCode = 0;

libreplan-webapp/src/main/java/org/libreplan/web/orders/IOrderElementModel.java

@@ -21,6 +21,7 @@
 
 package org.libreplan.web.orders;
 
+import java.math.BigDecimal;
 import java.util.List;
 import java.util.Set;
 
@@ -53,6 +54,6 @@ public interface IOrderElementModel {
 
     boolean isCodeAutogenerated();
 
-    String getTotalBudget();
+    BigDecimal getTotalBudget();
 
 }

libreplan-webapp/src/main/java/org/libreplan/web/orders/OrderElementModel.java

@@ -21,6 +21,7 @@
 
 package org.libreplan.web.orders;
 
+import java.math.BigDecimal;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
@@ -29,6 +30,8 @@ import java.util.Set;
 
 import org.libreplan.business.common.daos.IConfigurationDAO;
 import org.libreplan.business.common.exceptions.InstanceNotFoundException;
+import org.libreplan.business.costcategories.daos.ICostCategoryDAO;
+import org.libreplan.business.costcategories.entities.CostCategory;
 import org.libreplan.business.costcategories.entities.TypeOfWorkHours;
 import org.libreplan.business.orders.daos.IOrderDAO;
 import org.libreplan.business.orders.daos.IOrderElementDAO;
@@ -62,10 +65,10 @@ public class OrderElementModel implements IOrderElementModel {
     private IOrderDAO orderDAO;
 
     @Autowired
-    private ICriterionTypeDAO criterionTypeDao;
+    private ICriterionTypeDAO criterionTypeDAO;
 
     @Autowired
-    private ICriterionTypeDAO criterionTypeDAO;
+    private ICostCategoryDAO costCategoryDAO;
 
     private Map<String, CriterionType> mapCriterionTypes = new HashMap<String, CriterionType>();
 
@@ -138,7 +141,7 @@ public class OrderElementModel implements IOrderElementModel {
     @Transactional(readOnly = true)
     public CriterionType getCriterionType(Criterion criterion) {
         CriterionType criterionType = criterion.getType();
-        criterionTypeDao.reattach(criterionType);
+        criterionTypeDAO.reattach(criterionType);
         criterionType.getName();
         return criterionType;
     }
@@ -165,24 +168,61 @@ public class OrderElementModel implements IOrderElementModel {
 
     @Override
     @Transactional(readOnly = true)
-    public String getTotalBudget() {
+    public BigDecimal getTotalBudget() {
-        String autobudget = "";
+        BigDecimal totalBudget = new BigDecimal(0);
+        BigDecimal costPerHour = new BigDecimal(0);
 
         TypeOfWorkHours typeofWorkHours = configurationDAO.getConfiguration()
                 .getBudgetDefaultTypeOfWorkHours();
-        for (CriterionRequirement criterionRequirement : getOrderElement()
+
+        if (typeofWorkHours == null) {
+            return totalBudget;
+        }
+
+        // FIXME: This workarounds LazyException when adding new
+        // criteria but disables the refresh on changes
+        for (CriterionRequirement requirement : getOrderElement()
                 .getCriterionRequirements()) {
+            BigDecimal hours = new BigDecimal(getOrderElement().getWorkHours());
             try {
-                autobudget += criterionRequirement.getCriterion()
+                totalBudget = totalBudget.add(costPerHour.multiply(hours));
-                        .getCostCategory().getName();
+
-                autobudget += typeofWorkHours.getName();
+                costPerHour = requirement.getCriterion().getCostCategory()
-                // getHourCostByCode(defaultCode)
+                        .getHourCostByCode(typeofWorkHours.getCode())
-                // .getPriceCost().toBigInteger();
+                        .getPriceCost();
-            } catch (Exception e) {
+                totalBudget = totalBudget.add(costPerHour.multiply(hours));
+
+            } catch (InstanceNotFoundException e) {
+                // TODO Auto-generated catch block
                 e.printStackTrace();
             }
+            totalBudget = totalBudget.add(costPerHour.multiply(hours));
         }
-        return autobudget;
+
+        for (HoursGroup hoursGroup : getOrderElement().getHoursGroups()) {
+            BigDecimal hours = new BigDecimal(hoursGroup.getWorkingHours());
+
+            for (CriterionRequirement crit : hoursGroup
+                    .getCriterionRequirements()) {
+                CostCategory costcat = crit.getCriterion().getCostCategory();
+
+
+                    if (costcat != null) {
+                        try {
+                            costPerHour = costcat
+                                    .getPriceCostByTypeOfWorkHour(typeofWorkHours
+                                            .getCode());
+                        } catch (InstanceNotFoundException e) {
+                            // Default values to 0
+                            costPerHour = new BigDecimal(0);
+                        }
+                    }
+                }
+            totalBudget = totalBudget.add(costPerHour.multiply(hours));
+            }
+
+
+        return totalBudget;
     }
 
 }

libreplan-webapp/src/main/java/org/libreplan/web/orders/OrderElementTreeController.java

@@ -84,6 +84,7 @@ import org.zkoss.zul.Button;
 import org.zkoss.zul.Checkbox;
 import org.zkoss.zul.Constraint;
 import org.zkoss.zul.Datebox;
+import org.zkoss.zul.Label;
 import org.zkoss.zul.Popup;
 import org.zkoss.zul.Tab;
 import org.zkoss.zul.Textbox;
@@ -624,7 +625,10 @@ public class OrderElementTreeController extends TreeController<OrderElement> {
         public void addAutoBudgetCell(OrderElement currentElement) {
             IOrderElementModel model = orderModel
                     .getOrderElementModel(currentElement);
-            addCell(new Textbox(model.getTotalBudget()));
+            Textbox autoBudgetCell = new Textbox(Util.addCurrencySymbol(model
+                    .getTotalBudget()));
+            autoBudgetCell.setDisabled(true);
+            addCell(autoBudgetCell);
         }
 
     }

libreplan-webapp/src/main/java/org/libreplan/web/planner/order/PlanningStateCreator.java

@@ -39,6 +39,12 @@ import org.libreplan.business.common.IAdHocTransactionService;
 import org.libreplan.business.common.IOnTransaction;
 import org.libreplan.business.common.daos.IEntitySequenceDAO;
 import org.libreplan.business.common.entities.EntityNameEnum;
+import org.libreplan.business.common.exceptions.InstanceNotFoundException;
+import org.libreplan.business.costcategories.daos.CostCategoryDAO;
+import org.libreplan.business.costcategories.daos.ICostCategoryDAO;
+import org.libreplan.business.costcategories.daos.IHourCostDAO;
+import org.libreplan.business.costcategories.entities.CostCategory;
+import org.libreplan.business.costcategories.entities.HourCost;
 import org.libreplan.business.labels.entities.Label;
 import org.libreplan.business.orders.daos.IOrderDAO;
 import org.libreplan.business.orders.entities.HoursGroup;
@@ -59,6 +65,7 @@ import org.libreplan.business.planner.entities.GenericResourceAllocation;
 import org.libreplan.business.planner.entities.IMoneyCostCalculator;
 import org.libreplan.business.planner.entities.ResourceAllocation;
 import org.libreplan.business.planner.entities.ResourceAllocation.IVisitor;
+import org.libreplan.business.planner.entities.HoursCostCalculator;
 import org.libreplan.business.planner.entities.SpecificResourceAllocation;
 import org.libreplan.business.planner.entities.StretchesFunction;
 import org.libreplan.business.planner.entities.SubcontractorDeliverDate;
@@ -167,6 +174,12 @@ public class PlanningStateCreator {
     @Autowired
     private IEntitySequenceDAO entitySequenceDAO;
 
+    @Autowired
+    private ICostCategoryDAO costCategoryDAO;
+
+    @Autowired
+    private IHourCostDAO hourCostDAO;
+
     @Autowired
     private TaskElementAdapter taskElementAdapterCreator;
 
@@ -270,6 +283,18 @@ public class PlanningStateCreator {
         Scenario currentScenario = scenarioManager.getCurrent();
         final List<Resource> allResources = resourceDAO.list(Resource.class);
         criterionDAO.list(Criterion.class);
+
+        // Attaching cost categories with their hourcosts and types
+        for (CostCategory costCategory : costCategoryDAO
+                .list(CostCategory.class)) {
+            if (costCategory.getHourCosts() != null) {
+                for (HourCost hourCost : costCategory.getHourCosts()) {
+                    hourCost.getPriceCost();
+                    hourCost.getType().getDefaultPrice();
+                }
+            }
+        }
+
         forceLoadOfOrderAssociatedData(orderReloaded);
         TaskGroup rootTask = orderReloaded.getAssociatedTaskElement();
         if (rootTask != null) {
@@ -314,14 +339,27 @@ public class PlanningStateCreator {
                     c.getCalculatedConsolidatedValues().size();
                 }
             }
+
+            for (CriterionRequirement requirement : each
+                    .getCriterionRequirements()) {
+                requirement.getCriterion().getCostCategory().getHourCosts()
+                        .size();
+            }
             for (HoursGroup hours : each.getHoursGroups()) {
                 for (CriterionRequirement requirement : hours
                         .getCriterionRequirements()) {
+
+                    // attach cost categories
+                    if (requirement.getCriterion().getCostCategory() != null) {
+                        requirement.getCriterion().getCostCategory()
+                                .getHourCosts().size();
+
                     requirement.ensureDataLoaded();
                 }
                 hours.getValidCriterions().size();
             }
         }
+        }
     }
 
     private void forceLoadDayAssignments(Set<Resource> resources) {