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RecipeAssistant / Application / src / com.example.android.wearable.recipeassistant /

Recipe.java

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/*
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 * Copyright (C) 2014 The Android Open Source Project
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 *
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 * Licensed under the Apache License, Version 2.0 (the "License");
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 * you may not use this file except in compliance with the License.
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 * You may obtain a copy of the License at
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 *
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 *      http://www.apache.org/licenses/LICENSE-2.0
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 *
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 * Unless required by applicable law or agreed to in writing, software
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 * distributed under the License is distributed on an "AS IS" BASIS,
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 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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 * See the License for the specific language governing permissions and
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 * limitations under the License.
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 */
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package com.example.android.wearable.recipeassistant;
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import android.content.Context;
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import android.os.Bundle;
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import android.os.Parcelable;
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import android.util.Log;
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import org.json.JSONArray;
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import org.json.JSONException;
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import org.json.JSONObject;
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import java.util.ArrayList;
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public class Recipe {
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    private static final String TAG = "RecipeAssistant";
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    public String titleText;
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    public String summaryText;
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    public String recipeImage;
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    public String ingredientsText;
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    public static class RecipeStep {
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        RecipeStep() { }
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        public String stepImage;
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        public String stepText;
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        public Bundle toBundle() {
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            Bundle bundle = new Bundle();
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            bundle.putString(Constants.RECIPE_FIELD_STEP_TEXT, stepText);
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            bundle.putString(Constants.RECIPE_FIELD_STEP_IMAGE, stepImage);
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            return bundle;
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        }
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        public static RecipeStep fromBundle(Bundle bundle) {
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            RecipeStep recipeStep = new RecipeStep();
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            recipeStep.stepText = bundle.getString(Constants.RECIPE_FIELD_STEP_TEXT);
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            recipeStep.stepImage = bundle.getString(Constants.RECIPE_FIELD_STEP_IMAGE);
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            return recipeStep;
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        }
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    }
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    ArrayList<RecipeStep> recipeSteps;
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    public Recipe() {
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        recipeSteps = new ArrayList<RecipeStep>();
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    }
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    public static Recipe fromJson(Context context, JSONObject json) {
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        Recipe recipe = new Recipe();
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        try {
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            recipe.titleText = json.getString(Constants.RECIPE_FIELD_TITLE);
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            recipe.summaryText = json.getString(Constants.RECIPE_FIELD_SUMMARY);
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            if (json.has(Constants.RECIPE_FIELD_IMAGE)) {
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                recipe.recipeImage = json.getString(Constants.RECIPE_FIELD_IMAGE);
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            }
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            JSONArray ingredients = json.getJSONArray(Constants.RECIPE_FIELD_INGREDIENTS);
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            recipe.ingredientsText = "";
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            for (int i = 0; i < ingredients.length(); i++) {
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                recipe.ingredientsText += " - "
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                        + ingredients.getJSONObject(i).getString(Constants.RECIPE_FIELD_TEXT) + "\n";
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            }
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            JSONArray steps = json.getJSONArray(Constants.RECIPE_FIELD_STEPS);
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            for (int i = 0; i < steps.length(); i++) {
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                JSONObject step = steps.getJSONObject(i);
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                RecipeStep recipeStep = new RecipeStep();
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                recipeStep.stepText = step.getString(Constants.RECIPE_FIELD_TEXT);
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                if (step.has(Constants.RECIPE_FIELD_IMAGE)) {
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                    recipeStep.stepImage = step.getString(Constants.RECIPE_FIELD_IMAGE);
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                }
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                recipe.recipeSteps.add(recipeStep);
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            }
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        } catch (JSONException e) {
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            Log.e(TAG, "Error loading recipe: " + e);
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            return null;
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        }
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        return recipe;
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    }
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    public Bundle toBundle() {
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        Bundle bundle = new Bundle();
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        bundle.putString(Constants.RECIPE_FIELD_TITLE, titleText);
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        bundle.putString(Constants.RECIPE_FIELD_SUMMARY, summaryText);
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        bundle.putString(Constants.RECIPE_FIELD_IMAGE, recipeImage);
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        bundle.putString(Constants.RECIPE_FIELD_INGREDIENTS, ingredientsText);
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        if (recipeSteps != null) {
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            ArrayList<Parcelable> stepBundles = new ArrayList<Parcelable>(recipeSteps.size());
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            for (RecipeStep recipeStep : recipeSteps) {
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                stepBundles.add(recipeStep.toBundle());
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            }
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            bundle.putParcelableArrayList(Constants.RECIPE_FIELD_STEPS, stepBundles);
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        }
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        return bundle;
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    }
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    public static Recipe fromBundle(Bundle bundle) {
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        Recipe recipe = new Recipe();
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        recipe.titleText = bundle.getString(Constants.RECIPE_FIELD_TITLE);
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        recipe.summaryText = bundle.getString(Constants.RECIPE_FIELD_SUMMARY);
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        recipe.recipeImage = bundle.getString(Constants.RECIPE_FIELD_IMAGE);
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        recipe.ingredientsText = bundle.getString(Constants.RECIPE_FIELD_INGREDIENTS);
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        ArrayList<Parcelable> stepBundles =
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                bundle.getParcelableArrayList(Constants.RECIPE_FIELD_STEPS);
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        if (stepBundles != null) {
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            for (Parcelable stepBundle : stepBundles) {
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                recipe.recipeSteps.add(RecipeStep.fromBundle((Bundle) stepBundle));
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            }
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        }
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        return recipe;
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    }
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}
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