package org.example;
import com.github.freva.asciitable.AsciiTable;
import com.github.freva.asciitable.Column;
import org.json.JSONArray;
import org.json.JSONObject;
import java.io.*;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.*;
public class Main {
private static ArrayList<Swap> orders;
private static Date date;
private static ArrayList<ArrayList<Comparable>> rows;
public static JSONArray getJsonArray_a() throws IOException {
URL url = new URL("...");
HttpURLConnection connection = (HttpURLConnection) url.openConnection();
connection.setRequestMethod("POST");
connection.addRequestProperty("content-type", "application/json");
connection.addRequestProperty("x-api-key", "...");
connection.setUseCaches(false);
connection.setDoInput(true);
connection.setDoOutput(true);
PrintWriter writer = new PrintWriter(connection.getOutputStream());
writer.println("{\"currency\":\"ALGO\",\"codes\":[\"ALGO\",\"OPUL\",...],\"sort\":\"rank\",\"order\":\"ascending\",\"offset\":0,\"limit\":0,\"meta\":false}");
writer.close();
BufferedReader reader = new BufferedReader(new InputStreamReader(connection.getInputStream()));
StringBuilder builder = new StringBuilder();
String line = "";
while ((line = reader.readLine()) != null) {
builder.append(line).append("\n");
}
System.out.println("builder = " + builder);
return new JSONArray(builder.toString());
}
static class Swap {
public String code_a;
public String code_b;
public double sum_a;
public double sum_b;
public double rate;
public Swap(String code_a, String code_b, double sum_a, double sum_b) {
this.code_a = code_a;
this.code_b = code_b;
this.sum_a = sum_a;
this.sum_b = sum_b;
rate = sum_a / sum_b;
}
}
public static double getDbl(JSONObject o, String k) {
if (!o.has(k) || o.isNull(k)) {
return -1;
}
return o.getDouble(k);
}
public static void update() throws IOException {
orders = new ArrayList<>();
if (new File("my_algo_view.txt").canRead()) {
BufferedReader reader = new BufferedReader(new FileReader("my_algo_view.txt"));
String l;
while ((l = reader.readLine()) != null) {
String[] sa = l.split(";");
orders.add(new Swap(sa[0], sa[1], Double.parseDouble(sa[2]), Double.parseDouble(sa[3])));
}
reader.close();
}
date = new Date();
JSONArray a = getJsonArray_a();
rows = new ArrayList<>();
for (int i = 0; i < a.length(); i++) {
JSONObject o1 = a.getJSONObject(i);
JSONObject o2 = o1.getJSONObject("delta");
ArrayList<Comparable> r = new ArrayList<>();
r.add(o1.getString("code"));
r.add(o1.getDouble("rate"));
Swap s = null;
for (Swap swap : orders) {
if (swap.code_b.equalsIgnoreCase(o1.getString("code"))) {
s = swap;
}
}
if (s != null) {
r.add((float) (o1.getDouble("rate") / s.rate * 100.0));
} else {
r.add(-1f);
}
r.add(getDbl(o2, "hour"));
r.add(getDbl(o2, "day"));
r.add(getDbl(o2, "week"));
r.add(getDbl(o2, "month"));
r.add(getDbl(o2, "quarter"));
r.add(getDbl(o2, "year"));
rows.add(r);
}
}
public static void show() {
System.out.println(date);
System.out.println(AsciiTable.getTable(rows, Arrays.asList(
new Column().header("Code").with(o1 -> o1.get(0).toString()),
new Column().header("Rate").with(o1 -> ((Float) ((Double) o1.get(1)).floatValue()).toString()),
new Column().header("%").with(o1 -> o1.get(2).toString()),
new Column().header("h").with(o1 -> o1.get(3).toString()),
new Column().header("d").with(o1 -> o1.get(4).toString()),
new Column().header("w").with(o1 -> o1.get(5).toString()),
new Column().header("mon").with(o1 -> o1.get(6).toString()),
new Column().header("qua").with(o1 -> o1.get(7).toString()),
new Column().header("year").with(o1 -> o1.get(8).toString())
)));
}
public static void main(String[] args) throws IOException {
while (true) {
System.out.println("Options: 1:show 2:update 3:sort_by 4:add_swap");
int o = new Scanner(System.in).nextInt();
if (o == 1) {
if (rows == null) {
update();
}
show();
} else if (o == 2) {
update();
show();
} else if (o == 3) {
int c = new Scanner(System.in).nextInt() - 1;
rows.sort(Comparator.comparing(o1 -> o1.get(c)));
show();
} else if (o == 4) {
System.out.println("String code_a, String code_b, double sum_a, double sum_b");
String[] sa = new Scanner(System.in).nextLine().split(" ");
orders.add(new Swap(sa[0], sa[1], Double.parseDouble(sa[2]), Double.parseDouble(sa[3])));
PrintWriter writer = new PrintWriter("my_algo_view.txt");
for (Swap s : orders) {
writer.println(s.code_a + ";" + s.code_b + ";" + s.sum_a + ";" + s.sum_b);
}
writer.close();
show();
} else {
break;
}
}
}
}