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DCAv2GUI
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Last trades details

This commit is contained in:
Nicolás Sánchez 2024-12-23 19:20:16 -03:00
parent f45a9e2840
commit 0b44878e7c
3 changed files with 171 additions and 27 deletions
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53
app/src/main/java/com/example/dcav2gui/InstanceInterface.java
View File

@ -2,6 +2,11 @@ package com.example.dcav2gui;
import static com.example.dcav2gui.MainActivity.globalSettings;
import android.text.Spannable;
import android.text.SpannableString;
import android.text.SpannableStringBuilder;
import android.text.style.ForegroundColorSpan;
import androidx.annotation.NonNull;
import com.example.dcav2gui.ui.exchanges.WorkerData;
@ -16,6 +21,7 @@ import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import java.util.Locale;
import java.util.concurrent.CompletableFuture;
import okhttp3.OkHttpClient;
@ -220,6 +226,53 @@ public class InstanceInterface {
return allDeals.subList(0,globalSettings.amountOfLastTrades);
}
public static List<DealData> getLastNTrades(int amount, boolean retry) throws IOException {
// Reads the data directly from the db, instead of from the cache
Request dealsRequest = new Request.Builder()
.url(API_BASE_URL + "/statistics_server/fetch_last_n_deals_without_history?amount_of_deals=" + amount)
.header("X-API-KEY", API_KEY)
.build();
try (Response dealsResponse = httpClient.newCall(dealsRequest).execute()) {
if (!dealsResponse.isSuccessful()) {
if (dealsResponse.code() == 503 && retry) {
return getLastNTrades(amount,false);
}
throw new IOException("Unexpected code " + dealsResponse); }
String dealsResponseBody = dealsResponse.body().string();
JsonElement jsonElement = JsonParser.parseString(dealsResponseBody);
if (!jsonElement.isJsonObject()) {
System.err.println("The parsed JSON response is not a JsonObject.");
return null;
}
JsonObject jsonObject = jsonElement.getAsJsonObject();
if (!jsonObject.has("last_deals")) {
System.err.println("The parsed JSON response does not contain the last_deals key.");
return null;
}
//Return a list of items of the format:
//(timestamp,pair,amount,exchange_name,order_id,order_history)
//order history always is an empty string when querying the deals cache
//It can be safely ignored
JsonArray dealsArray = jsonObject.getAsJsonArray("last_deals");
List<DealData> dealDataList = new ArrayList<>();
for (int i=0; i<dealsArray.size(); i++){
JsonElement stringToMince = dealsArray.get(i);
dealDataList.add(new DealData(
stringToMince.getAsJsonArray().get(0).getAsDouble(),
stringToMince.getAsJsonArray().get(1).getAsString(),
stringToMince.getAsJsonArray().get(2).getAsDouble(),
stringToMince.getAsJsonArray().get(3).getAsString(),
stringToMince.getAsJsonArray().get(4).getAsString(),
""));
}
return dealDataList;
}
}
public static List<DealData> getLastTradesFromExchange(String exchange, boolean retry) throws IOException {
Request dealsRequest = new Request.Builder()

116
app/src/main/java/com/example/dcav2gui/ui/home/HomeFragment.java
View File

@ -1,5 +1,7 @@
package com.example.dcav2gui.ui.home;
import static com.example.dcav2gui.InstanceInterface.getLastNTrades;
import android.annotation.SuppressLint;
import android.app.AlertDialog;
import android.graphics.Color;
@ -33,6 +35,7 @@ import com.example.dcav2gui.MainActivity;
import com.example.dcav2gui.R;
import com.example.dcav2gui.TickerTracker;
import com.example.dcav2gui.databinding.FragmentHomeBinding;
import com.example.dcav2gui.ui.exchanges.WorkerData;
import com.example.dcav2gui.ui.exchanges.adapters.WorkerCardAdapter;
import java.text.SimpleDateFormat;
@ -46,6 +49,7 @@ import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.io.IOException;
import java.util.stream.Collectors;
public class HomeFragment extends Fragment {
private HomeViewModel homeViewModel;
@ -361,8 +365,7 @@ public class HomeFragment extends Fragment {
@Override
public boolean onMenuItemClick(MenuItem item) {
if (item.getItemId() == R.id.last_trades_details) {
// Handle the "Details..." option
// For example, navigate to a details fragment
fetchLastNDeals(100);
return true;
}
return false;
@ -494,6 +497,59 @@ public class HomeFragment extends Fragment {
}
}
private void fetchLastNDeals(int amount) {
new Thread(() -> {
try {
List<InstanceInterface.DealData> result = getLastNTrades(amount, true);
new Handler(Looper.getMainLooper()).post(() -> showLastTradesDetailsDialog(result));
} catch (IOException e) {
e.printStackTrace();
new Handler(Looper.getMainLooper()).post(() -> Toast.makeText(getContext(), "Failed to fetch details", Toast.LENGTH_SHORT).show());
}
}).start();
}
private List<String> getShortWorkers(String exchange, List<InstanceInterface.WorkerStatsData> workerList) {
List<String> shortWorkers = new ArrayList<>();
for (InstanceInterface.WorkerStatsData worker : MainActivity.getInstanceCache(exchange).getWorkers()) {
if (worker.getIsShort()) {
shortWorkers.add(worker.getPair());
}
}
return shortWorkers;
}
private void showLastTradesDetailsDialog(List<InstanceInterface.DealData> result) {
AlertDialog.Builder builder = new AlertDialog.Builder(getContext());
List<String> shortWorkers = new ArrayList<>();
if (MainActivity.getInstanceCache("binance")!=null) {
shortWorkers.addAll(getShortWorkers("binance", MainActivity.getInstanceCache("binance").getWorkers()));
}
if (MainActivity.getInstanceCache("gateio")!=null) {
shortWorkers.addAll(getShortWorkers("binance", MainActivity.getInstanceCache("gateio").getWorkers()));
}
if (MainActivity.getInstanceCache("kucoin")!=null) {
shortWorkers.addAll(getShortWorkers("binance", MainActivity.getInstanceCache("kucoin").getWorkers()));
}
if (MainActivity.getInstanceCache("okex")!=null) {
shortWorkers.addAll(getShortWorkers("binance", MainActivity.getInstanceCache("okex").getWorkers()));
}
LayoutInflater inflater = LayoutInflater.from(getContext());
View customLayout = inflater.inflate(R.layout.trades_detail_dialog, null);
TextView titleTextView = customLayout.findViewById(R.id.trades_details_title);
TextView detailsTextView = customLayout.findViewById(R.id.trades_details_content);
String title = "Last " + result.size() + " trades";
titleTextView.setText(title);
detailsTextView.setText(parseDeals(result, shortWorkers));
builder.setView(customLayout);
builder.setPositiveButton("OK", null);
builder.show();
}
private void showInstanceDetailsDialog(InstanceInterface.InstanceGlobalStatsData result) {
AlertDialog.Builder builder = new AlertDialog.Builder(getContext());
builder.setTitle(result.getName() + " details");
@ -744,6 +800,35 @@ public class HomeFragment extends Fragment {
});
}
public SpannableStringBuilder parseDeals(List<InstanceInterface.DealData> dealData, List<String> shortWorkers) {
int shortColor = ContextCompat.getColor(requireContext(), R.color.orange);
int LongColor = ContextCompat.getColor(requireContext(), R.color.dark_cyan);
if (dealData != null) {
SpannableStringBuilder spannableStringBuilder = new SpannableStringBuilder();
for (InstanceInterface.DealData deal : dealData) {
String timestamp = timeStampConverter(deal.getTimestamp());
String pair = deal.getPair();
String amount = String.format(Locale.ROOT, "%.2f", deal.getAmount());
String exchange = Character.toUpperCase(deal.getExchangeName().charAt(0)) + deal.getExchangeName().substring(1);
String dealString = timestamp + " | " + pair + " | " + amount + " USDT | " + exchange + "\n";
SpannableString spannableString = new SpannableString(dealString);
int startIndex = dealString.indexOf(pair);
int endIndex = startIndex + pair.length();
if ((startIndex != -1) && (endIndex != -1)) {
//If pair in shortWorkers, set color to yellow, else cyan
if (shortWorkers.contains(pair)) {
spannableString.setSpan(new ForegroundColorSpan(shortColor), startIndex, endIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
} else {
spannableString.setSpan(new ForegroundColorSpan(LongColor), startIndex, endIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
}
}
spannableStringBuilder.append(spannableString);
}
return spannableStringBuilder;
}
return null;
}
public void populateHome(TickerTracker.PriceChangeData firstTickerChangeData,
TickerTracker.PriceChangeData secondTickerChangeData,
TickerTracker.PriceChangeData thirdTickerChangeData,
@ -758,9 +843,6 @@ public class HomeFragment extends Fragment {
String kucoinLogs,
String okexLogs) {
int shortColor = ContextCompat.getColor(requireContext(), R.color.orange);
int LongColor = ContextCompat.getColor(requireContext(), R.color.dark_cyan);
List<String> shortWorkers = new ArrayList<>();
//Populate short traders list
@ -960,29 +1042,9 @@ public class HomeFragment extends Fragment {
exchange4WorkersLongShort.setText(longShortWorkers);
}
// Deals list
if (dealData != null) {
SpannableStringBuilder spannableStringBuilder = new SpannableStringBuilder();
String dealsList = "";
for (InstanceInterface.DealData deal : dealData) {
String timestamp = timeStampConverter(deal.getTimestamp());
String pair = deal.getPair();
String amount = String.format(Locale.ROOT, "%.2f", deal.getAmount());
String exchange = Character.toUpperCase(deal.getExchangeName().charAt(0)) + deal.getExchangeName().substring(1);
String dealString = timestamp + " | " + pair + " | " + amount + " USDT | " + exchange + "\n";
SpannableString spannableString = new SpannableString(dealString);
int startIndex = dealString.indexOf(pair);
int endIndex = startIndex + pair.length();
if ((startIndex != -1) && (endIndex != -1)) {
//If pair in shortWorkers, set color to yellow, else cyan
if (shortWorkers.contains(pair)) {
spannableString.setSpan(new ForegroundColorSpan(shortColor), startIndex, endIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
} else {
spannableString.setSpan(new ForegroundColorSpan(LongColor), startIndex, endIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
}
}
spannableStringBuilder.append(spannableString);
}
lastTrades.setText(spannableStringBuilder);
lastTrades.setText(parseDeals(dealData, shortWorkers));
}
//Populate logs

29
app/src/main/res/layout/trades_detail_dialog.xml Normal file
View File

@ -0,0 +1,29 @@
<?xml version="1.0" encoding="utf-8"?>
<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical"
android:padding="16dp">
<TextView
android:id="@+id/trades_details_title"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:textSize="24sp"
android:textColor="#000000"
android:text="Title" />
<TextView
android:id="@+id/trades_details_content"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:textSize="12sp"
android:textColor="#000000"
android:layout_marginTop="16dp"
android:text="Message" />
</LinearLayout>
</ScrollView>