354 lines
11 KiB
Java
354 lines
11 KiB
Java
package tools.mapletools;
|
|
|
|
import tools.Pair;
|
|
|
|
import java.io.*;
|
|
import java.nio.file.Files;
|
|
import java.nio.file.Path;
|
|
import java.sql.*;
|
|
import java.util.ArrayList;
|
|
import java.util.HashSet;
|
|
import java.util.List;
|
|
import java.util.Set;
|
|
|
|
import static java.util.concurrent.TimeUnit.HOURS;
|
|
|
|
/**
|
|
* @author RonanLana
|
|
* <p>
|
|
* This application parses the coupon descriptor XML file and automatically generates
|
|
* code entries on the DB reflecting the descriptions found. Parse time relies on the
|
|
* sum of coupon codes created and amount of current codes on DB.
|
|
* <p>
|
|
* Estimated parse time: 2 minutes (for 100 code entries)
|
|
*/
|
|
public class CodeCouponGenerator {
|
|
private static final Path INPUT_FILE = ToolConstants.getInputFile("CouponCodes.img.xml");
|
|
private static final int INITIAL_STRING_LENGTH = 250;
|
|
private static final Connection con = SimpleDatabaseConnection.getConnection();
|
|
|
|
private static final List<CodeCouponDescriptor> activeCoupons = new ArrayList<>();
|
|
private static final Set<String> usedCodes = new HashSet<>();
|
|
private static final List<Pair<Integer, Integer>> itemList = new ArrayList<>();
|
|
|
|
private static BufferedReader bufferedReader = null;
|
|
private static long currentTime;
|
|
private static String name;
|
|
private static boolean active;
|
|
private static int quantity;
|
|
private static int duration;
|
|
private static int maplePoint;
|
|
private static int nxCredit;
|
|
private static int nxPrepaid;
|
|
private static Pair<Integer, Integer> item;
|
|
private static List<Integer> generatedKeys;
|
|
private static byte status;
|
|
|
|
private static void resetCouponPackage() {
|
|
name = null;
|
|
active = false;
|
|
quantity = 1;
|
|
duration = 7;
|
|
maplePoint = 0;
|
|
nxCredit = 0;
|
|
nxPrepaid = 0;
|
|
itemList.clear();
|
|
}
|
|
|
|
private static String getName(String token) {
|
|
int i, j;
|
|
char[] dest;
|
|
String d;
|
|
|
|
i = token.lastIndexOf("name");
|
|
i = token.indexOf("\"", i) + 1; //lower bound of the string
|
|
j = token.indexOf("\"", i); //upper bound
|
|
|
|
dest = new char[INITIAL_STRING_LENGTH];
|
|
try {
|
|
token.getChars(i, j, dest, 0);
|
|
} catch (StringIndexOutOfBoundsException e) {
|
|
// do nothing
|
|
return "";
|
|
} catch (Exception e) {
|
|
System.out.println("error in: " + token + "");
|
|
e.printStackTrace();
|
|
try {
|
|
Thread.sleep(100000000);
|
|
} catch (Exception ex) {
|
|
}
|
|
}
|
|
|
|
return new String(dest).trim();
|
|
}
|
|
|
|
private static String getValue(String token) {
|
|
int i, j;
|
|
char[] dest;
|
|
String d;
|
|
|
|
i = token.lastIndexOf("value");
|
|
i = token.indexOf("\"", i) + 1; //lower bound of the string
|
|
j = token.indexOf("\"", i); //upper bound
|
|
|
|
dest = new char[INITIAL_STRING_LENGTH];
|
|
token.getChars(i, j, dest, 0);
|
|
|
|
d = new String(dest);
|
|
return (d.trim());
|
|
}
|
|
|
|
private static void forwardCursor(int st) {
|
|
String line = null;
|
|
|
|
try {
|
|
while (status >= st && (line = bufferedReader.readLine()) != null) {
|
|
simpleToken(line);
|
|
}
|
|
} catch (Exception e) {
|
|
e.printStackTrace();
|
|
}
|
|
}
|
|
|
|
private static void simpleToken(String token) {
|
|
if (token.contains("/imgdir")) {
|
|
status -= 1;
|
|
} else if (token.contains("imgdir")) {
|
|
status += 1;
|
|
}
|
|
}
|
|
|
|
private static void translateToken(String token) {
|
|
if (token.contains("/imgdir")) {
|
|
status -= 1;
|
|
|
|
if (status == 1) {
|
|
if (active) {
|
|
activeCoupons.add(new CodeCouponDescriptor(name, quantity, duration, maplePoint, nxCredit, nxPrepaid, itemList));
|
|
}
|
|
|
|
resetCouponPackage();
|
|
} else if (status == 3) {
|
|
itemList.add(item);
|
|
}
|
|
} else if (token.contains("imgdir")) {
|
|
status += 1;
|
|
|
|
if (status == 4) {
|
|
item = new Pair<>(-1, -1);
|
|
} else if (status == 2) {
|
|
String d = getName(token);
|
|
|
|
System.out.println(" Reading coupon '" + d + "'");
|
|
name = d;
|
|
}
|
|
} else {
|
|
String d = getName(token);
|
|
|
|
if (status == 2) {
|
|
switch (d) {
|
|
case "active":
|
|
if (Integer.parseInt(getValue(token)) == 0) {
|
|
forwardCursor(status);
|
|
resetCouponPackage();
|
|
} else {
|
|
active = true;
|
|
}
|
|
break;
|
|
|
|
case "quantity":
|
|
quantity = Integer.parseInt(getValue(token));
|
|
break;
|
|
case "duration":
|
|
duration = Integer.parseInt(getValue(token));
|
|
break;
|
|
case "maplePoint":
|
|
maplePoint = Integer.parseInt(getValue(token));
|
|
break;
|
|
case "nxCredit":
|
|
nxCredit = Integer.parseInt(getValue(token));
|
|
break;
|
|
case "nxPrepaid":
|
|
nxPrepaid = Integer.parseInt(getValue(token));
|
|
break;
|
|
}
|
|
} else if (status == 4) {
|
|
switch (d) {
|
|
case "count":
|
|
item.right = Integer.valueOf(getValue(token));
|
|
break;
|
|
case "id":
|
|
item.left = Integer.valueOf(getValue(token));
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
private static class CodeCouponDescriptor {
|
|
protected String name;
|
|
protected int quantity, duration;
|
|
protected int nxCredit, maplePoint, nxPrepaid;
|
|
protected List<Pair<Integer, Integer>> itemList;
|
|
|
|
protected CodeCouponDescriptor(String name, int quantity, int duration, int maplePoint, int nxCredit, int nxPrepaid, List<Pair<Integer, Integer>> itemList) {
|
|
this.name = name;
|
|
this.quantity = quantity;
|
|
this.duration = duration;
|
|
this.maplePoint = maplePoint;
|
|
this.nxCredit = nxCredit;
|
|
this.nxPrepaid = nxPrepaid;
|
|
|
|
this.itemList = new ArrayList<>(itemList);
|
|
}
|
|
}
|
|
|
|
private static String randomizeCouponCode() {
|
|
return Long.toHexString(Double.doubleToLongBits(Math.random())).substring(0, 15);
|
|
}
|
|
|
|
private static String generateCouponCode() {
|
|
String newCode;
|
|
do {
|
|
newCode = randomizeCouponCode();
|
|
} while (usedCodes.contains(newCode));
|
|
|
|
usedCodes.add(newCode);
|
|
return newCode;
|
|
}
|
|
|
|
private static List<Integer> getGeneratedKeys(PreparedStatement ps) throws SQLException {
|
|
if (generatedKeys == null) {
|
|
generatedKeys = new ArrayList<>();
|
|
|
|
ResultSet rs = ps.getGeneratedKeys();
|
|
while (rs.next()) {
|
|
generatedKeys.add(rs.getInt(1));
|
|
}
|
|
rs.close();
|
|
}
|
|
|
|
return generatedKeys;
|
|
}
|
|
|
|
private static void commitCodeCouponDescription(CodeCouponDescriptor recipe) throws SQLException {
|
|
if (recipe.quantity < 1) {
|
|
return;
|
|
}
|
|
|
|
System.out.println(" Generating coupon '" + recipe.name + "'");
|
|
generatedKeys = null;
|
|
|
|
PreparedStatement ps = con.prepareStatement("INSERT IGNORE INTO `nxcode` (`code`, `expiration`) VALUES (?, ?)", Statement.RETURN_GENERATED_KEYS);
|
|
ps.setLong(2, currentTime + HOURS.toMillis(recipe.duration));
|
|
|
|
for (int i = 0; i < recipe.quantity; i++) {
|
|
ps.setString(1, generateCouponCode());
|
|
ps.addBatch();
|
|
}
|
|
ps.executeBatch();
|
|
|
|
PreparedStatement ps2 = con.prepareStatement("INSERT IGNORE INTO `nxcode_items` (`codeid`, `type`, `item`, `quantity`) VALUES (?, ?, ?, ?)");
|
|
if (!recipe.itemList.isEmpty()) {
|
|
ps2.setInt(2, 5);
|
|
List<Integer> keys = getGeneratedKeys(ps);
|
|
|
|
for (Pair<Integer, Integer> p : recipe.itemList) {
|
|
ps2.setInt(3, p.getLeft());
|
|
ps2.setInt(4, p.getRight());
|
|
|
|
for (Integer codeid : keys) {
|
|
ps2.setInt(1, codeid);
|
|
ps2.addBatch();
|
|
}
|
|
}
|
|
}
|
|
|
|
ps2.setInt(3, 0);
|
|
if (recipe.nxCredit > 0) {
|
|
ps2.setInt(2, 0);
|
|
ps2.setInt(4, recipe.nxCredit);
|
|
List<Integer> keys = getGeneratedKeys(ps);
|
|
|
|
for (Integer codeid : keys) {
|
|
ps2.setInt(1, codeid);
|
|
ps2.addBatch();
|
|
}
|
|
}
|
|
|
|
if (recipe.maplePoint > 0) {
|
|
ps2.setInt(2, 1);
|
|
ps2.setInt(4, recipe.maplePoint);
|
|
List<Integer> keys = getGeneratedKeys(ps);
|
|
|
|
for (Integer codeid : keys) {
|
|
ps2.setInt(1, codeid);
|
|
ps2.addBatch();
|
|
}
|
|
}
|
|
|
|
if (recipe.nxPrepaid > 0) {
|
|
ps2.setInt(2, 2);
|
|
ps2.setInt(4, recipe.nxPrepaid);
|
|
List<Integer> keys = getGeneratedKeys(ps);
|
|
|
|
for (Integer codeid : keys) {
|
|
ps2.setInt(1, codeid);
|
|
ps2.addBatch();
|
|
}
|
|
}
|
|
|
|
ps2.executeBatch();
|
|
ps2.close();
|
|
ps.close();
|
|
}
|
|
|
|
private static void loadUsedCouponCodes() throws SQLException {
|
|
PreparedStatement ps = con.prepareStatement("SELECT code FROM nxcode", Statement.RETURN_GENERATED_KEYS);
|
|
ResultSet rs = ps.executeQuery();
|
|
while (rs.next()) {
|
|
usedCodes.add(rs.getString("code"));
|
|
}
|
|
rs.close();
|
|
ps.close();
|
|
}
|
|
|
|
private static void generateCodeCoupons(Path file) throws IOException {
|
|
try (BufferedReader br = Files.newBufferedReader(file); con;) {
|
|
bufferedReader = br;
|
|
resetCouponPackage();
|
|
status = 0;
|
|
|
|
System.out.println("Reading XML coupon information...");
|
|
String line;
|
|
while ((line = bufferedReader.readLine()) != null) {
|
|
translateToken(line);
|
|
}
|
|
System.out.println();
|
|
|
|
System.out.println("Loading DB coupon codes...");
|
|
loadUsedCouponCodes();
|
|
System.out.println();
|
|
|
|
System.out.println("Saving generated coupons...");
|
|
currentTime = System.currentTimeMillis();
|
|
for (CodeCouponDescriptor ccd : activeCoupons) {
|
|
commitCodeCouponDescription(ccd);
|
|
}
|
|
System.out.println();
|
|
System.out.println("Done.");
|
|
|
|
} catch (SQLException e) {
|
|
e.printStackTrace();
|
|
}
|
|
}
|
|
|
|
public static void main(String[] args) {
|
|
try {
|
|
generateCodeCoupons(INPUT_FILE);
|
|
} catch (IOException ex) {
|
|
System.out.println("Error reading file '" + INPUT_FILE.toAbsolutePath() + "'");
|
|
}
|
|
}
|
|
}
|