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zhiruili
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Jul 15, 2017
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117 changes: 117 additions & 0 deletions
117
app/src/main/java/com/example/zhiruili/videoconf/RecentCallsFragment.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,117 @@ | ||
| package com.example.zhiruili.videoconf; | ||
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| import android.content.ContentValues; | ||
| import android.content.Context; | ||
| import android.database.Cursor; | ||
| import android.database.sqlite.SQLiteDatabase; | ||
| import android.os.Bundle; | ||
| import android.support.v4.app.Fragment; | ||
| import android.support.v7.widget.LinearLayoutManager; | ||
| import android.support.v7.widget.RecyclerView; | ||
| import android.view.LayoutInflater; | ||
| import android.view.View; | ||
| import android.view.ViewGroup; | ||
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| import com.example.zhiruili.videoconf.data.RecentCallsDbHelper; | ||
| import com.example.zhiruili.videoconf.data.RecentCallsListContract.*; | ||
| import com.example.zhiruili.videoconf.data.TestHelper; | ||
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| import java.util.List; | ||
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| import io.reactivex.Single; | ||
| import io.reactivex.android.schedulers.AndroidSchedulers; | ||
| import io.reactivex.schedulers.Schedulers; | ||
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| public class RecentCallsFragment extends Fragment { | ||
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| private OnFragmentInteractionListener mInteractionListener; | ||
| private RecentCallsListAdapter mListAdapter = null; | ||
| private SQLiteDatabase mDb; | ||
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| public RecentCallsFragment() { } | ||
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| @Override | ||
| public View onCreateView(LayoutInflater inflater, ViewGroup container, | ||
| Bundle savedInstanceState) { | ||
| final View rootView = inflater.inflate(R.layout.fragment_recent_calls, container, false); | ||
| final RecyclerView callsListView = (RecyclerView) rootView.findViewById(R.id.rv_recent_calls_list); | ||
| callsListView.setLayoutManager(new LinearLayoutManager(rootView.getContext())); | ||
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| Single | ||
| .fromCallable(() -> new RecentCallsDbHelper(getActivity()).getWritableDatabase()) | ||
| .doOnSuccess(db -> mDb = db) | ||
| // .doOnSuccess(TestHelper::insertFakeData) | ||
| .map(_ignore -> getAllRecentCalls()) | ||
| .subscribeOn(Schedulers.io()) | ||
| .observeOn(AndroidSchedulers.mainThread()) | ||
| .map(cursor -> new RecentCallsListAdapter(rootView.getContext(), cursor, mInteractionListener::onListItemClick)) | ||
| .doOnSuccess(adapter -> mListAdapter = adapter) | ||
| .doOnSuccess(callsListView::setAdapter) | ||
| .doOnError(Throwable::printStackTrace) | ||
| .subscribe(); | ||
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| return rootView; | ||
| } | ||
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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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| @Override | ||
| public void onDestroyView() { | ||
| super.onDestroyView(); | ||
| } | ||
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| public interface OnFragmentInteractionListener { | ||
| void onListItemClick(String callId); | ||
| } | ||
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| public Single<Boolean> updateCalls(List<String> callIds, boolean isCallIn) { | ||
| return Single | ||
| .fromCallable(() -> { | ||
| mDb.beginTransaction(); | ||
| for (String id : callIds) { | ||
| mDb.delete(RecentCallsListEntry.TABLE_NAME, RecentCallsListEntry.COLUMN_PERSON_ID + "=?", new String[] { id }); | ||
| } | ||
| for (String id : callIds) { | ||
| ContentValues cv = new ContentValues(); | ||
| cv.put(RecentCallsListEntry.COLUMN_PERSON_ID, id); | ||
| cv.put(RecentCallsListEntry.COLUMN_IS_CALL_IN, isCallIn); | ||
| mDb.insert(RecentCallsListEntry.TABLE_NAME, null, cv); | ||
| } | ||
| mDb.setTransactionSuccessful(); | ||
| return true; | ||
| }) | ||
| .doFinally(() -> mDb.endTransaction()) | ||
| .map(_ignore -> getAllRecentCalls()) | ||
| .doOnError(Throwable::printStackTrace) | ||
| .subscribeOn(Schedulers.io()) | ||
| .doOnSuccess(mListAdapter::swapCursor) | ||
| .subscribeOn(AndroidSchedulers.mainThread()) | ||
| .map(_ignore -> true) | ||
| .onErrorReturn(err -> { | ||
| err.printStackTrace(); | ||
| return false; | ||
| }); | ||
| } | ||
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| public Cursor getAllRecentCalls() { | ||
| return mDb.query( | ||
| RecentCallsListEntry.TABLE_NAME, | ||
| null, null, null, null, null, | ||
| RecentCallsListEntry.COLUMN_CALL_TIME + " DESC"); | ||
| } | ||
| } |
76 changes: 76 additions & 0 deletions
76
app/src/main/java/com/example/zhiruili/videoconf/RecentCallsListAdapter.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,76 @@ | ||
| package com.example.zhiruili.videoconf; | ||
|
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| import android.content.Context; | ||
| import android.database.Cursor; | ||
| import android.support.v7.widget.RecyclerView; | ||
| import android.view.LayoutInflater; | ||
| import android.view.View; | ||
| import android.view.ViewGroup; | ||
| import android.widget.TextView; | ||
|
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| import com.example.zhiruili.videoconf.data.RecentCallsListContract.*; | ||
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| public class RecentCallsListAdapter extends RecyclerView.Adapter<RecentCallsListAdapter.RecentCallViewHolder> { | ||
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| private Context mContext; | ||
| private Cursor mCursor; | ||
| private OnItemClickListener mClickListener; | ||
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| public RecentCallsListAdapter(Context context, Cursor cursor, OnItemClickListener listener) { | ||
| mContext = context; | ||
| mCursor = cursor; | ||
| mClickListener = listener; | ||
| } | ||
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| @Override | ||
| public RecentCallViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { | ||
| LayoutInflater inflater = LayoutInflater.from(mContext); | ||
| View view = inflater.inflate(R.layout.recent_calls_list_item, parent, false); | ||
| return new RecentCallViewHolder(view); | ||
| } | ||
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| @Override | ||
| public void onBindViewHolder(RecentCallViewHolder holder, int position) { | ||
| if (!mCursor.moveToPosition(position)) { | ||
| return; | ||
| } | ||
| int idxCallId = mCursor.getColumnIndex(RecentCallsListEntry.COLUMN_PERSON_ID); | ||
| String callId = mCursor.getString(idxCallId); | ||
| int idxIsCallIn = mCursor.getColumnIndex(RecentCallsListEntry.COLUMN_IS_CALL_IN); | ||
| boolean isCallIn = mCursor.getInt(idxIsCallIn) != 0; | ||
| int idxCallTime = mCursor.getColumnIndex(RecentCallsListEntry.COLUMN_CALL_TIME); | ||
| String callTimeString = mCursor.getString(idxCallTime); | ||
| holder.callId.setText(callId); | ||
| holder.callTime.setText(callTimeString); | ||
| holder.callInOrOut.setText(isCallIn ? mContext.getString(R.string.label_call_in) : mContext.getString(R.string.label_call_out)); | ||
| } | ||
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| void swapCursor(Cursor newCursor) { | ||
| mCursor = newCursor; | ||
| notifyDataSetChanged(); | ||
| } | ||
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| @Override | ||
| public int getItemCount() { | ||
| return mCursor.getCount(); | ||
| } | ||
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| class RecentCallViewHolder extends RecyclerView.ViewHolder { | ||
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| TextView callId; | ||
| TextView callTime; | ||
| TextView callInOrOut; | ||
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| public RecentCallViewHolder(View itemView) { | ||
| super(itemView); | ||
| callId = (TextView) itemView.findViewById(R.id.tv_call_id); | ||
| callTime = (TextView) itemView.findViewById(R.id.tv_call_time); | ||
| callInOrOut = (TextView) itemView.findViewById(R.id.tv_call_in_or_out); | ||
| itemView.setOnClickListener(v -> mClickListener.onClick(callId.getText().toString())); | ||
| } | ||
| } | ||
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| public interface OnItemClickListener { | ||
| void onClick(String callId); | ||
| } | ||
| } |
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