/*
- * Copyright © 2018 Damyan Ivanov.
- * This file is part of Mobile-Ledger.
- * Mobile-Ledger is free software: you can distribute it and/or modify it
+ * Copyright © 2021 Damyan Ivanov.
+ * This file is part of MoLe.
+ * MoLe is free software: you can distribute it and/or modify it
* under the term of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your opinion), any later version.
*
- * Mobile-Ledger is distributed in the hope that it will be useful,
+ * MoLe is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License terms for details.
*
* You should have received a copy of the GNU General Public License
- * along with Mobile-Ledger. If not, see <https://www.gnu.org/licenses/>.
+ * along with MoLe. If not, see <https://www.gnu.org/licenses/>.
*/
package net.ktnx.mobileledger.model;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
-import android.util.Log;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import net.ktnx.mobileledger.App;
+import net.ktnx.mobileledger.db.Profile;
+import net.ktnx.mobileledger.db.Transaction;
+import net.ktnx.mobileledger.db.TransactionAccount;
+import net.ktnx.mobileledger.db.TransactionWithAccounts;
import net.ktnx.mobileledger.utils.Digest;
+import net.ktnx.mobileledger.utils.Globals;
+import net.ktnx.mobileledger.utils.SimpleDate;
-import java.nio.charset.Charset;
+import java.nio.charset.StandardCharsets;
import java.security.NoSuchAlgorithmException;
+import java.text.ParseException;
import java.util.ArrayList;
import java.util.Comparator;
-import java.util.Iterator;
+import java.util.List;
public class LedgerTransaction {
private static final String DIGEST_TYPE = "SHA-256";
- public final Comparator<LedgerTransactionItem> comparator =
- new Comparator<LedgerTransactionItem>() {
- @Override
- public int compare(LedgerTransactionItem o1, LedgerTransactionItem o2) {
- int res = o1.getAccountName().compareTo(o2.getAccountName());
- if (res != 0) return res;
- res = o1.getCurrency().compareTo(o2.getCurrency());
- if (res != 0) return res;
- return Float.compare(o1.getAmount(), o2.getAmount());
- }
- };
- private Integer id;
- private String date;
+ public final Comparator<LedgerTransactionAccount> comparator = (o1, o2) -> {
+ int res = o1.getAccountName()
+ .compareTo(o2.getAccountName());
+ if (res != 0)
+ return res;
+ res = o1.getCurrency()
+ .compareTo(o2.getCurrency());
+ if (res != 0)
+ return res;
+ res = o1.getComment()
+ .compareTo(o2.getComment());
+ if (res != 0)
+ return res;
+ return Float.compare(o1.getAmount(), o2.getAmount());
+ };
+ private final long profile;
+ private final long ledgerId;
+ private final List<LedgerTransactionAccount> accounts;
+ private long dbId;
+ private SimpleDate date;
private String description;
- private ArrayList<LedgerTransactionItem> items;
+ private String comment;
private String dataHash;
private boolean dataLoaded;
- public LedgerTransaction(Integer id, String date, String description) {
- this.id = id;
+ public LedgerTransaction(long ledgerId, String dateString, String description)
+ throws ParseException {
+ this(ledgerId, Globals.parseLedgerDate(dateString), description);
+ }
+ public LedgerTransaction(TransactionWithAccounts dbo) {
+ this(dbo.transaction.getLedgerId(), dbo.transaction.getProfileId());
+ dbId = dbo.transaction.getId();
+ date = new SimpleDate(dbo.transaction.getYear(), dbo.transaction.getMonth(),
+ dbo.transaction.getDay());
+ description = dbo.transaction.getDescription();
+ comment = dbo.transaction.getComment();
+ dataHash = dbo.transaction.getDataHash();
+ if (dbo.accounts != null)
+ for (TransactionAccount acc : dbo.accounts) {
+ accounts.add(new LedgerTransactionAccount(acc));
+ }
+ dataLoaded = true;
+ }
+ public TransactionWithAccounts toDBO() {
+ TransactionWithAccounts o = new TransactionWithAccounts();
+ o.transaction = new Transaction();
+ o.transaction.setId(dbId);
+ o.transaction.setProfileId(profile);
+ o.transaction.setLedgerId(ledgerId);
+ o.transaction.setYear(date.year);
+ o.transaction.setMonth(date.month);
+ o.transaction.setDay(date.day);
+ o.transaction.setDescription(description);
+ o.transaction.setComment(comment);
+ fillDataHash();
+ o.transaction.setDataHash(dataHash);
+
+ o.accounts = new ArrayList<>();
+ int orderNo = 1;
+ for (LedgerTransactionAccount acc : accounts) {
+ TransactionAccount a = acc.toDBO();
+ a.setOrderNo(orderNo++);
+ a.setTransactionId(dbId);
+ o.accounts.add(a);
+ }
+ return o;
+ }
+ public LedgerTransaction(long ledgerId, SimpleDate date, String description, Profile profile) {
+ this.profile = profile.getId();
+ this.ledgerId = ledgerId;
this.date = date;
this.description = description;
- this.items = new ArrayList<>();
+ this.accounts = new ArrayList<>();
this.dataHash = null;
dataLoaded = false;
}
- public LedgerTransaction(String date, String description) {
- this(null, date, description);
+ public LedgerTransaction(long ledgerId, SimpleDate date, String description) {
+ this(ledgerId, date, description, Data.getProfile());
+ }
+ public LedgerTransaction(SimpleDate date, String description) {
+ this(0, date, description);
}
- public LedgerTransaction(int id) {
- this(id, null, null);
+ public LedgerTransaction(int ledgerId) {
+ this(ledgerId, (SimpleDate) null, null);
}
- public void add_item(LedgerTransactionItem item) {
- items.add(item);
+ public LedgerTransaction(long ledgerId, long profileId) {
+ this.profile = profileId;
+ this.ledgerId = ledgerId;
+ this.date = null;
+ this.description = null;
+ this.accounts = new ArrayList<>();
+ this.dataHash = null;
+ this.dataLoaded = false;
+ }
+ public List<LedgerTransactionAccount> getAccounts() {
+ return accounts;
+ }
+ public void addAccount(LedgerTransactionAccount item) {
+ accounts.add(item);
dataHash = null;
}
- public String getDate() {
+ @Nullable
+ public SimpleDate getDateIfAny() {
+ return date;
+ }
+ @NonNull
+ public SimpleDate getDate() {
+ if (date == null)
+ throw new IllegalStateException("Transaction has no date");
return date;
}
- public void setDate(String date) {
+ public void setDate(SimpleDate date) {
this.date = date;
dataHash = null;
}
this.description = description;
dataHash = null;
}
- public Iterator<LedgerTransactionItem> getItemsIterator() {
- return new Iterator<LedgerTransactionItem>() {
- private int pointer = 0;
- @Override
- public boolean hasNext() {
- return pointer < items.size();
- }
-
- @Override
- public LedgerTransactionItem next() {
- return hasNext() ? items.get(pointer++) : null;
- }
- };
+ public String getComment() {
+ return comment;
}
- public int getId() {
- return id;
+ public void setComment(String comment) {
+ this.comment = comment;
}
- public void insertInto(SQLiteDatabase db) {
- fillDataHash();
- db.execSQL("INSERT INTO transactions(id, date, description, data_hash) values(?,?,?,?)",
- new Object[]{id, date, description, dataHash});
-
- for (LedgerTransactionItem item : items) {
- db.execSQL("INSERT INTO transaction_accounts(transaction_id, account_name, amount, " +
- "currency) values(?, ?, ?, ?)",
- new Object[]{id, item.getAccountName(), item.getAmount(), item.getCurrency()});
- }
+ public long getLedgerId() {
+ return ledgerId;
}
- private void fillDataHash() {
- if (dataHash != null) return;
+ protected void fillDataHash() {
+ loadData(App.getDatabase());
+ if (dataHash != null)
+ return;
try {
Digest sha = new Digest(DIGEST_TYPE);
StringBuilder data = new StringBuilder();
- data.append(getId());
+ data.append("ver1");
+ data.append(profile);
+ data.append(getLedgerId());
data.append('\0');
data.append(getDescription());
data.append('\0');
- for (LedgerTransactionItem item : items) {
+ data.append(getComment());
+ data.append('\0');
+ data.append(Globals.formatLedgerDate(getDate()));
+ data.append('\0');
+ for (LedgerTransactionAccount item : accounts) {
data.append(item.getAccountName());
data.append('\0');
data.append(item.getCurrency());
data.append('\0');
data.append(item.getAmount());
+ data.append('\0');
+ data.append(item.getComment());
}
- sha.update(data.toString().getBytes(Charset.forName("UTF-8")));
+ sha.update(data.toString()
+ .getBytes(StandardCharsets.UTF_8));
dataHash = sha.digestToHexString();
}
catch (NoSuchAlgorithmException e) {
String.format("Unable to get instance of %s digest", DIGEST_TYPE), e);
}
}
- public boolean existsInDb(SQLiteDatabase db) {
- fillDataHash();
- try (Cursor c = db
- .rawQuery("SELECT 1 from transactions where data_hash = ?", new String[]{dataHash}))
- {
- boolean result = c.moveToFirst();
- Log.d("transactions", String.format("Transaction %d (%s) %s", id, dataHash,
- result ? "already present" : "not present"));
- return result;
- }
- }
- public void loadData(SQLiteDatabase db) {
- if (dataLoaded) return;
+ public synchronized void loadData(SQLiteDatabase db) {
+ if (dataLoaded)
+ return;
- try (Cursor cTr = db.rawQuery("SELECT date, description from transactions WHERE id=?",
- new String[]{String.valueOf(id)}))
+ try (Cursor cTr = db.rawQuery(
+ "SELECT year, month, day, description, comment from transactions WHERE id=?",
+ new String[]{String.valueOf(ledgerId)}))
{
if (cTr.moveToFirst()) {
- date = cTr.getString(0);
- description = cTr.getString(1);
+ date = new SimpleDate(cTr.getInt(0), cTr.getInt(1), cTr.getInt(2));
+ description = cTr.getString(3);
+ comment = cTr.getString(4);
- try (Cursor cAcc = db.rawQuery("SELECT account_name, amount, currency FROM " +
- "transaction_accounts WHERE transaction_id = ?",
- new String[]{String.valueOf(id)}))
+ accounts.clear();
+
+ try (Cursor cAcc = db.rawQuery(
+ "SELECT account_name, amount, currency, comment FROM " +
+ "transaction_accounts WHERE transaction_id = ?",
+ new String[]{String.valueOf(ledgerId)}))
{
while (cAcc.moveToNext()) {
- add_item(new LedgerTransactionItem(cAcc.getString(0), cAcc.getFloat(1),
- cAcc.getString(2)));
+// debug("transactions",
+// String.format("Loaded %d: %s %1.2f %s", id, cAcc.getString(0),
+// cAcc.getFloat(1), cAcc.getString(2)));
+ addAccount(new LedgerTransactionAccount(cAcc.getString(0), cAcc.getFloat(1),
+ cAcc.getString(2), cAcc.getString(3)));
}
- dataLoaded = true;
+ finishLoading();
}
}
}
}
+ public String getDataHash() {
+ fillDataHash();
+ return dataHash;
+ }
+ public void finishLoading() {
+ dataLoaded = true;
+ }
+ @Override
+ public boolean equals(@Nullable Object obj) {
+ if (obj == null)
+ return false;
+ if (!obj.getClass()
+ .equals(this.getClass()))
+ return false;
+
+ return ((LedgerTransaction) obj).getDataHash()
+ .equals(getDataHash());
+ }
+
+ public boolean hasAccountNamedLike(String name) {
+ name = name.toUpperCase();
+ for (LedgerTransactionAccount acc : accounts) {
+ if (acc.getAccountName()
+ .toUpperCase()
+ .contains(name))
+ return true;
+ }
+
+ return false;
+ }
+ public void markDataAsLoaded() {
+ dataLoaded = true;
+ }
}