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155 changes: 155 additions & 0 deletions
155
app/src/main/java/com/example/zhiruili/videoconf/ToCallBufferFragment.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,155 @@ | ||
| package com.example.zhiruili.videoconf; | ||
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| import android.content.Context; | ||
| import android.os.Bundle; | ||
| import android.support.annotation.NonNull; | ||
| import android.support.v4.app.Fragment; | ||
| import android.support.v7.widget.AppCompatButton; | ||
| import android.support.v7.widget.AppCompatImageButton; | ||
| import android.view.LayoutInflater; | ||
| import android.view.View; | ||
| import android.view.ViewGroup; | ||
| import android.widget.EditText; | ||
|
|
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| import com.example.zhiruili.videoconf.utils.TextUtils; | ||
| import com.example.zhiruili.videoconf.utils.ViewCreator; | ||
| import com.google.android.flexbox.FlexboxLayout; | ||
| import com.jakewharton.rxbinding2.view.RxView; | ||
| import com.jakewharton.rxbinding2.view.RxViewGroup; | ||
| import com.jakewharton.rxbinding2.widget.RxTextView; | ||
|
|
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| import java.util.ArrayList; | ||
| import java.util.List; | ||
| import java.util.concurrent.TimeUnit; | ||
|
|
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| public final class ToCallBufferFragment extends Fragment { | ||
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|
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| private static final String ARG_INIT_ACCOUNTS = "init_accounts"; | ||
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| private FlexboxLayout mWaitedToCalledBuffer; | ||
| private EditText mCalledAccountEditText; | ||
| private AppCompatImageButton mAddCalledAccountButton; | ||
| private AppCompatButton mStartCallingButton; | ||
| private ArrayList<String> mAccounts; | ||
| private OnFragmentInteractionListener mInteractionListener; | ||
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|
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| public ToCallBufferFragment() { } | ||
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| public static ToCallBufferFragment newInstance(ArrayList<String> initAccounts) { | ||
| ToCallBufferFragment fragment = new ToCallBufferFragment(); | ||
| Bundle args = new Bundle(); | ||
| args.putStringArrayList(ARG_INIT_ACCOUNTS, initAccounts); | ||
| fragment.setArguments(args); | ||
| return fragment; | ||
| } | ||
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| @Override | ||
| public void onCreate(Bundle savedInstanceState) { | ||
| super.onCreate(savedInstanceState); | ||
| if (getArguments() != null) { | ||
| mAccounts = getArguments().getStringArrayList(ARG_INIT_ACCOUNTS); | ||
| } | ||
| } | ||
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| @Override | ||
| public View onCreateView(LayoutInflater inflater, ViewGroup container, | ||
| Bundle savedInstanceState) { | ||
| View rootView = inflater.inflate(R.layout.fragment_to_call_buffer, container, false); | ||
| bindViews(rootView); | ||
| initViews(); | ||
| addAccountsToBuffer(mAccounts); | ||
| return rootView; | ||
| } | ||
|
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| public void addAccountToBuffer(@NonNull final String account) { | ||
| final int count = mWaitedToCalledBuffer.getFlexItemCount(); | ||
| View tagView = null; | ||
| for (int i = 0; i < count; ++i) { | ||
| if (account.equals(mWaitedToCalledBuffer.getFlexItemAt(i).getTag().toString())) { | ||
| tagView = mWaitedToCalledBuffer.getFlexItemAt(i); | ||
| mWaitedToCalledBuffer.removeViewAt(i); | ||
| break; | ||
| } | ||
| } | ||
| if (tagView == null) { | ||
| tagView = ViewCreator.createTag(getActivity(), account, account, mWaitedToCalledBuffer::removeView); | ||
| } | ||
| mWaitedToCalledBuffer.addView(tagView); | ||
| } | ||
|
|
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| private void addAccountsToBuffer(List<String> accounts) { | ||
| if (accounts == null) { | ||
| return; | ||
| } | ||
| accounts.forEach(this::addAccountToBuffer); | ||
| } | ||
|
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| private void bindViews(View rootView) { | ||
| mWaitedToCalledBuffer = (FlexboxLayout) rootView.findViewById(R.id.waited_to_called_buffer); | ||
| mCalledAccountEditText = (EditText) rootView.findViewById(R.id.et_called_account_input); | ||
| mAddCalledAccountButton = (AppCompatImageButton) rootView.findViewById(R.id.ib_add_called_account); | ||
| mStartCallingButton = (AppCompatButton) rootView.findViewById(R.id.btn_start_calling); | ||
| } | ||
|
|
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| private void initViews() { | ||
|
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| RxViewGroup | ||
| .changeEvents(mWaitedToCalledBuffer) | ||
| .map(ignore -> mWaitedToCalledBuffer.getFlexItemCount() > 0) | ||
| .subscribe(show -> mStartCallingButton.setVisibility(show ? View.VISIBLE : View.GONE)); | ||
|
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||
| RxTextView | ||
| .afterTextChangeEvents(mCalledAccountEditText) | ||
| .map(_ignore -> mCalledAccountEditText.getText().toString().trim()) | ||
| .map(text -> text.length() > 0) | ||
| .subscribe(show -> mAddCalledAccountButton.setVisibility(show ? View.VISIBLE : View.GONE)); | ||
|
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| RxView | ||
| .clicks(mAddCalledAccountButton) | ||
| .throttleFirst(500, TimeUnit.MILLISECONDS) | ||
| .map(_ignore -> mCalledAccountEditText.getText().toString().trim()) | ||
| .doOnNext(account -> { | ||
| if (!TextUtils.isUserNameValid(account)) { | ||
| mCalledAccountEditText.setError(getString(R.string.error_invalid_user_name)); | ||
| } | ||
| }) | ||
| .filter(TextUtils::isUserNameValid) | ||
| .doOnNext(_ignore -> mCalledAccountEditText.setText("")) | ||
| .subscribe(this::addAccountToBuffer); | ||
|
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| RxView | ||
| .clicks(mStartCallingButton) | ||
| .throttleFirst(500, TimeUnit.MILLISECONDS) | ||
| .filter(_ignore -> mWaitedToCalledBuffer.getFlexItemCount() > 0) | ||
| .map(_ignore -> mWaitedToCalledBuffer.getChildCount()) | ||
| .map(count -> | ||
| new ArrayList<String>() {{ | ||
| for (int i = 0; i < count; ++i) { | ||
| add(mWaitedToCalledBuffer.getFlexItemAt(i).getTag().toString()); | ||
| } | ||
| }} | ||
| ) | ||
| .subscribe(mInteractionListener::startCalling); | ||
| } | ||
|
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| @Override | ||
| public void onAttach(Context context) { | ||
| super.onAttach(context); | ||
| if (context instanceof OnFragmentInteractionListener) { | ||
| mInteractionListener = (OnFragmentInteractionListener) context; | ||
| } else { | ||
| throw new RuntimeException(context.toString() | ||
| + " must implement OnFragmentInteractionListener"); | ||
| } | ||
| } | ||
|
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| @Override | ||
| public void onDetach() { | ||
| super.onDetach(); | ||
| mInteractionListener = null; | ||
| } | ||
|
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| public interface OnFragmentInteractionListener { | ||
| void startCalling(List<String> calledAccounts); | ||
| } | ||
| } |
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