net.scran24.user.client.survey.flat.rules.AskIfHomeRecipe.java Source code

Introduction

Here is the source code for net.scran24.user.client.survey.flat.rules.AskIfHomeRecipe.java

Source

/*
This file is part of Intake24.
    
 Crown copyright, 2012, 2013, 2014.
    
This software is licensed under the Open Government Licence 3.0:
    
http://www.nationalarchives.gov.uk/doc/open-government-licence/
*/

package net.scran24.user.client.survey.flat.rules;

import net.scran24.common.client.GoogleAnalytics;
import net.scran24.user.client.survey.FoodTemplates;
import net.scran24.user.client.survey.flat.FoodOperation;
import net.scran24.user.client.survey.flat.Prompt;
import net.scran24.user.client.survey.flat.PromptRule;
import net.scran24.user.client.survey.flat.PromptUtil;
import net.scran24.user.client.survey.flat.SelectionMode;
import net.scran24.user.client.survey.flat.Survey;
import net.scran24.user.client.survey.prompts.messages.PromptMessages;
import net.scran24.user.client.survey.prompts.simple.RadioButtonPrompt;
import net.scran24.user.shared.CompoundFood;
import net.scran24.user.shared.TemplateFood;
import net.scran24.user.shared.FoodEntry;
import net.scran24.user.shared.FoodLink;
import net.scran24.user.shared.MissingFood;
import net.scran24.user.shared.WithPriority;

import org.pcollections.client.PSet;
import org.pcollections.client.PVector;
import org.pcollections.client.TreePVector;
import org.workcraft.gwt.shared.client.Function1;
import org.workcraft.gwt.shared.client.Option;

import com.google.gwt.core.client.GWT;
import com.google.gwt.safehtml.shared.SafeHtmlUtils;

public class AskIfHomeRecipe implements PromptRule<FoodEntry, FoodOperation> {
    private final PromptMessages messages = GWT.create(PromptMessages.class);

    @Override
    public Option<Prompt<FoodEntry, FoodOperation>> apply(FoodEntry data, SelectionMode selectionType,
            PSet<String> surveyFlags) {
        if (!surveyFlags.contains(Survey.FLAG_FREE_ENTRY_COMPLETE))
            return new Option.None<Prompt<FoodEntry, FoodOperation>>();
        else if (data.isMissing() && !(data.flags.contains(MissingFood.NOT_HOME_RECIPE_FLAG)
                || data.flags.contains(MissingFood.HOME_RECIPE_FLAG)))
            return new Option.Some<Prompt<FoodEntry, FoodOperation>>(
                    buildPrompt(data.description(), data.isDrink()));
        else
            return new Option.None<Prompt<FoodEntry, FoodOperation>>();
    }

    @Override
    public String toString() {
        return "Ask if the missing food was a home-made dish";
    }

    public static WithPriority<PromptRule<FoodEntry, FoodOperation>> withPriority(int priority) {
        return new WithPriority<PromptRule<FoodEntry, FoodOperation>>(new AskIfHomeRecipe(), priority);
    }

    private Prompt<FoodEntry, FoodOperation> buildPrompt(final String foodName, final boolean isDrink) {
        PVector<String> options = TreePVector.<String>empty().plus(messages.homeRecipe_haveRecipeChoice())
                .plus(messages.homeRecipe_noRecipeChoice());

        return PromptUtil.asFoodPrompt(new RadioButtonPrompt(
                SafeHtmlUtils.fromSafeConstant(
                        messages.homeRecipe_promptText(SafeHtmlUtils.htmlEscape(foodName.toLowerCase()))),
                AskIfHomeRecipe.class.getSimpleName(), options, messages.homeRecipe_continueButtonLabel(),
                "homeRecipeOption", Option.<String>none()), new Function1<String, FoodOperation>() {
                    @Override
                    public FoodOperation apply(String argument) {
                        if (argument.equals(messages.homeRecipe_haveRecipeChoice())) {
                            GoogleAnalytics.trackMissingFoodHomeRecipe();
                            return FoodOperation
                                    .replaceWith(new CompoundFood(FoodLink.newUnlinked(), foodName, isDrink));
                        } else {
                            return FoodOperation.update(new Function1<FoodEntry, FoodEntry>() {
                                @Override
                                public FoodEntry apply(FoodEntry argument) {
                                    GoogleAnalytics.trackMissingFoodNotHomeRecipe();
                                    return argument.withFlag(MissingFood.NOT_HOME_RECIPE_FLAG);
                                }
                            });
                        }
                    }
                });
    }
}