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Extracted all the Google Custom Search logic from CreateNewHobby and …
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…added it into the util package
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@jorge-cab
jorge-cab committed Aug 3, 2021
1 parent 90afa7e commit 11b4901
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Showing 2 changed files with 381 additions and 329 deletions.
337 changes: 8 additions & 329 deletions app/src/main/java/com/fbu/icebreaker/fragments/CreateNewHobby.java
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
package com.fbu.icebreaker.fragments;

import android.annotation.SuppressLint;
import android.app.Dialog;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Matrix;
Expand All @@ -22,6 +23,7 @@

import com.fbu.icebreaker.R;
import com.fbu.icebreaker.subclasses.Hobby;
import com.fbu.icebreaker.util.GoogleCustomSearch;
import com.parse.ParseFile;

import org.json.JSONException;
Expand Down Expand Up @@ -54,9 +56,8 @@ public class CreateNewHobby extends DialogFragment {
private static final String[] HOBBY_TAGS = new String[]{"Sport", "Endurance", "Art", "Esport", "Caring", "Instrument", "Music", "Extreme", "Handcraft", "Technology", "Building", "Outdoors", "Technical Skill"};

private final ArrayList<String> newHobbyTags = new ArrayList<String>();
private final WorkCounter workCounter = new WorkCounter(2);

private static String result = null;
private GoogleCustomSearch googleCustomSearch;

private EditText etHobbyName;

Expand All @@ -69,15 +70,6 @@ public class CreateNewHobby extends DialogFragment {
private TagView tvTagsToSelect3;
private TagView tvTagsToSelect4;


private String hobbyDescription = "";
private String responseMessage = "";

private Integer responseCode = null;

private ParseFile image = null;


public CreateNewHobby() {
// Required empty public constructor
}
Expand All @@ -104,6 +96,10 @@ public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceStat
tvTagsToSelect4 = view.findViewById(R.id.tvTagsToSelect4);
tvSelectedTags = view.findViewById(R.id.tvSelectedTags);

Dialog dialog = getDialog();

googleCustomSearch = new GoogleCustomSearch();

// Had to use multiple TagView because it was impossible to fit the tags without modifying the library
for (int i = 0; i < HOBBY_TAGS.length; i++) {
Tag tag = new Tag(HOBBY_TAGS[i]);
Expand Down Expand Up @@ -166,328 +162,11 @@ public void onClick(View v) {
public void onClick(View v) {

// Get first image from google search

String searchString = etHobbyName.getText().toString();
// Remove spaces from the search string
searchString = searchString.replace(" ", "+");

// Generate link for google image search

Uri.Builder builderImageUrl = new Uri.Builder();
builderImageUrl.scheme("https")
.authority("www.googleapis.com")
.appendPath("customsearch")
.appendPath("v1")
.appendQueryParameter("q", searchString)
.appendQueryParameter("key", getString(R.string.google_search_api_key))
.appendQueryParameter("cx", getString(R.string.search_engine_id))
.appendQueryParameter("alt", "json")
.appendQueryParameter("searchType", "image");
String urlImageString = builderImageUrl.build().toString();

URL urlImage = null;
try {
urlImage = new URL(urlImageString);
} catch (MalformedURLException e) {
Log.e(TAG, "ERROR converting String to URL " + e.toString());
}

GoogleImageSearchAsyncTask imageSearchTask = new GoogleImageSearchAsyncTask();

// Generate link to get hobby description

Uri.Builder builderDescriptionUrl = new Uri.Builder();
builderDescriptionUrl.scheme("https")
.authority("www.googleapis.com")
.appendPath("customsearch")
.appendPath("v1")
.appendQueryParameter("q", searchString)
.appendQueryParameter("key", getString(R.string.google_search_api_key))
.appendQueryParameter("cx", getString(R.string.search_engine_id))
.appendQueryParameter("alt", "json");
String urlString = builderDescriptionUrl.build().toString();
Log.i("Test", urlString);


URL urlDescription = null;
try {
urlDescription = new URL(urlString);
} catch (MalformedURLException e) {
Log.e(TAG, "ERROR converting String to URL " + e.toString());
}

GoogleDescriptionSearchAsyncTask descriptionSearchTask = new GoogleDescriptionSearchAsyncTask();

// Execute google searches
imageSearchTask.execute(urlImage);
descriptionSearchTask.execute(urlDescription);
googleCustomSearch.fetchHobbyResources(etHobbyName.getText().toString(), newHobbyTags, getContext(), dialog);
}
});
}

private void saveNewHobby() {

// Set hobby name
Hobby hobby = new Hobby();
hobby.setDescription(hobbyDescription);
hobby.setName(etHobbyName.getText().toString());
hobby.setTags(newHobbyTags);

if (image != null)
hobby.setImage(image);

if (newHobbyTags.size() != 0) {
hobby.saveInBackground(e -> {
if (e != null) {
Log.e(TAG, "Error while saving hobby.", e);
Toast.makeText(getContext(), R.string.saving_error, Toast.LENGTH_SHORT).show();
}
Log.i(TAG, "Hobby save successful");
Objects.requireNonNull(getDialog()).dismiss();
});
} else {
Toast.makeText(getContext(), "Sorry, add at least 1 tag.", Toast.LENGTH_SHORT).show();
Objects.requireNonNull(getDialog()).dismiss();
}
}

@SuppressLint("StaticFieldLeak")
private class GoogleImageSearchAsyncTask extends AsyncTask<URL, Integer, String> {

protected void onPreExecute() {
Log.d(TAG, "AsyncTask - onPreExecute");
// Progress bar would go here
}

@Override
protected String doInBackground(URL... urls) {

URL url = urls[0];

// Http connection
HttpURLConnection conn = null;
try {
conn = (HttpURLConnection) url.openConnection();
} catch (IOException e) {
Log.e(TAG, "Http connection ERROR " + e.toString());
}

try {
assert conn != null;
responseCode = conn.getResponseCode();
responseMessage = conn.getResponseMessage();
} catch (IOException e) {
Log.e(TAG, "Http getting response code ERROR " + e.toString());
}

try {
if (responseCode != null && responseCode == 200) {

// response OK
BufferedReader rd = new BufferedReader(new InputStreamReader(conn.getInputStream()));
StringBuilder sb = new StringBuilder();
String line;

while ((line = rd.readLine()) != null) {
sb.append(line).append("\n");
}
rd.close();
conn.disconnect();
result = sb.toString();

} else {

// response problem
String errorMsg = "Http ERROR response " + responseMessage + "\n" + "Are you online ? " + "\n" + "Make sure to replace in code your own Google API key and Search Engine ID";
Log.e(TAG, errorMsg);
result = errorMsg;

}
return result;
} catch (IOException e) {
Log.e(TAG, "Http Response ERROR " + e.toString());
}
return null;
}

protected void onProgressUpdate(Integer... progress) {
}

protected void onPostExecute(String result) {

String imageUrl = null;
try {
JSONObject jsonObject = new JSONObject(result);

for (int i = 0; i < jsonObject.getJSONArray("items").length(); i++) {

if (!jsonObject.getJSONArray("items").getJSONObject(i).getString("displayLink").equals("www.facebook.com")) {
imageUrl = jsonObject.getJSONArray("items").getJSONObject(i).getString("link");
break;
}
}
} catch (JSONException e) {
e.printStackTrace();
}
Log.i(TAG, "ImageUrl = " + imageUrl);

AsyncGettingBitmapFromUrl getBitmap = new AsyncGettingBitmapFromUrl();
getBitmap.execute(imageUrl);
}
}

@SuppressLint("StaticFieldLeak")
private class GoogleDescriptionSearchAsyncTask extends AsyncTask<URL, Integer, String> {

protected void onPreExecute() {
Log.d(TAG, "AsyncTask - onPreExecute");
// Progress bar would go here
}

@Override
protected String doInBackground(URL... urls) {

URL url = urls[0];
Log.d(TAG, "AsyncTask - doInBackground, url=" + url);

// Http connection
HttpURLConnection conn = null;
try {
conn = (HttpURLConnection) url.openConnection();
} catch (IOException e) {
Log.e(TAG, "Http connection ERROR " + e.toString());
}

try {
assert conn != null;
responseCode = conn.getResponseCode();
responseMessage = conn.getResponseMessage();
} catch (IOException e) {
Log.e(TAG, "Http getting response code ERROR " + e.toString());
}

Log.d(TAG, "Http response code =" + responseCode + " message=" + responseMessage);

try {
if (responseCode != null && responseCode == 200) {

// response OK
BufferedReader rd = new BufferedReader(new InputStreamReader(conn.getInputStream()));
StringBuilder sb = new StringBuilder();
String line;

while ((line = rd.readLine()) != null) {
sb.append(line).append("\n");
}
rd.close();
conn.disconnect();
result = sb.toString();

Log.d(TAG, "result=" + result);

return result;

} else {

// response problem
String errorMsg = "Http ERROR response " + responseMessage + "\n" + "Are you online ? " + "\n" + "Make sure to replace in code your own Google API key and Search Engine ID";
Log.e(TAG, errorMsg);
result = errorMsg;
return result;
}
} catch (IOException e) {
Log.e(TAG, "Http Response ERROR " + e.toString());
}
return null;
}

protected void onProgressUpdate(Integer... progress) {
Log.d(TAG, "AsyncTask - onProgressUpdate, progress=" + Arrays.toString(progress));
}

protected void onPostExecute(String result) {
Log.d(TAG, "AsyncTask Description - onPostExecute, result=" + result);
try {
JSONObject jsonObject = new JSONObject(result);
hobbyDescription = jsonObject.getJSONArray("items").getJSONObject(0).getString("snippet");
} catch (JSONException e) {
e.printStackTrace();
}
workCounter.taskFinished();
}
}

@SuppressLint("StaticFieldLeak")
private class AsyncGettingBitmapFromUrl extends AsyncTask<String, Void, Bitmap> {

@Override
protected Bitmap doInBackground(String... params) {

Bitmap bitmap;
try {
URL url = new URL(params[0]);
HttpURLConnection connection = (HttpURLConnection) url.openConnection();
connection.setDoInput(true);
connection.connect();
InputStream input = connection.getInputStream();
bitmap = BitmapFactory.decodeStream(input);
} catch (IOException e) {
e.printStackTrace();
return null;
}
return bitmap;
}

@Override
protected void onPostExecute(Bitmap bitmap) {

System.out.println("bitmap" + bitmap);

try {
if (bitmap != null) {
bitmap = getResizedBitmap(bitmap, bitmap.getHeight(), bitmap.getWidth());
ByteArrayOutputStream stream = new ByteArrayOutputStream();
bitmap.compress(Bitmap.CompressFormat.PNG, 100, stream);
byte[] bitmapBytes = stream.toByteArray();
image = new ParseFile("myImage.png", bitmapBytes);
}
} catch (NullPointerException e) {
Log.e(TAG, "Can't get image ", e);
}
workCounter.taskFinished();
}
}

public Bitmap getResizedBitmap(Bitmap bm, int newHeight, int newWidth) {
int width = bm.getWidth();
int height = bm.getHeight();
float scaleWidth = ((float) newWidth) / width;
float scaleHeight = ((float) newHeight) / height;
// CREATE A MATRIX FOR THE MANIPULATION
Matrix matrix = new Matrix();
// RESIZE THE BIT MAP
matrix.postScale(scaleWidth, scaleHeight);

// "RECREATE" THE NEW BITMAP
return Bitmap.createBitmap(bm, 0, 0, width, height,
matrix, false);
}

public class WorkCounter {
private int runningTasks;

public WorkCounter(int numberOfTasks) {
this.runningTasks = numberOfTasks;
}

// Only call this in onPostExecute! (or add synchronized to method declaration)
public void taskFinished() {
if (--runningTasks == 0) {
saveNewHobby();
}
}
}

void onAddTagClick(Tag tag) {
if (newHobbyTags.size() < 4) {
String tagName = tag.text;
Expand Down
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