/*
- * Copyright © 2020 Damyan Ivanov.
+ * 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
import android.os.OperationCanceledException;
import androidx.annotation.NonNull;
+import androidx.room.Transaction;
+
+import com.fasterxml.jackson.core.JsonParseException;
+import com.fasterxml.jackson.databind.RuntimeJsonMappingException;
import net.ktnx.mobileledger.App;
+import net.ktnx.mobileledger.dao.AccountDAO;
+import net.ktnx.mobileledger.dao.AccountValueDAO;
+import net.ktnx.mobileledger.dao.TransactionAccountDAO;
+import net.ktnx.mobileledger.dao.TransactionDAO;
+import net.ktnx.mobileledger.db.Account;
+import net.ktnx.mobileledger.db.AccountWithAmounts;
+import net.ktnx.mobileledger.db.DB;
+import net.ktnx.mobileledger.db.Option;
+import net.ktnx.mobileledger.db.Profile;
+import net.ktnx.mobileledger.db.TransactionAccount;
+import net.ktnx.mobileledger.db.TransactionWithAccounts;
import net.ktnx.mobileledger.err.HTTPException;
-import net.ktnx.mobileledger.json.v1_15.AccountListParser;
-import net.ktnx.mobileledger.json.v1_15.ParsedLedgerTransaction;
-import net.ktnx.mobileledger.json.v1_15.TransactionListParser;
+import net.ktnx.mobileledger.json.API;
+import net.ktnx.mobileledger.json.AccountListParser;
+import net.ktnx.mobileledger.json.ApiNotSupportedException;
+import net.ktnx.mobileledger.json.TransactionListParser;
import net.ktnx.mobileledger.model.Data;
import net.ktnx.mobileledger.model.LedgerAccount;
import net.ktnx.mobileledger.model.LedgerTransaction;
import net.ktnx.mobileledger.model.LedgerTransactionAccount;
-import net.ktnx.mobileledger.model.MobileLedgerProfile;
import net.ktnx.mobileledger.ui.MainModel;
+import net.ktnx.mobileledger.utils.Logger;
import net.ktnx.mobileledger.utils.NetworkUtil;
import java.io.BufferedReader;
import java.text.ParseException;
import java.util.ArrayList;
import java.util.Collections;
+import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Locale;
private final Pattern reAccountValue = Pattern.compile(
"<span class=\"[^\"]*\\bamount\\b[^\"]*\">\\s*([-+]?[\\d.,]+)(?:\\s+(\\S+))?</span>");
private final MainModel mainModel;
- private final MobileLedgerProfile profile;
- private final List<LedgerAccount> prevAccounts;
+ private final Profile profile;
private int expectedPostingsCount = -1;
- public RetrieveTransactionsTask(@NonNull MainModel mainModel,
- @NonNull MobileLedgerProfile profile,
- List<LedgerAccount> accounts) {
+ public RetrieveTransactionsTask(@NonNull MainModel mainModel, @NonNull Profile profile) {
this.mainModel = mainModel;
this.profile = profile;
- this.prevAccounts = accounts;
}
private static void L(String msg) {
//debug("transaction-parser", msg);
return null;
}
}
- public MobileLedgerProfile getProfile() {
- return profile;
- }
@Override
protected void onProgressUpdate(Progress... values) {
super.onProgressUpdate(values);
else {
parentAccount = null;
}
- lastAccount = new LedgerAccount(profile, accName, parentAccount);
+ lastAccount = new LedgerAccount(accName, parentAccount);
accounts.add(lastAccount);
map.put(accName, lastAccount);
state = ParserState.EXPECTING_TRANSACTION;
L(String.format("transaction %s parsed → expecting transaction",
- transaction.getId()));
+ transaction.getLedgerId()));
// sounds like a good idea, but transaction-1 may not be the first one chronologically
// for example, when you add the initial seeding transaction after entering some others
LedgerTransactionAccount lta = parseTransactionAccountLine(line);
if (lta != null) {
transaction.addAccount(lta);
- L(String.format(Locale.ENGLISH, "%d: %s = %s", transaction.getId(),
- lta.getAccountName(), lta.getAmount()));
+ L(String.format(Locale.ENGLISH, "%d: %s = %s",
+ transaction.getLedgerId(), lta.getAccountName(),
+ lta.getAmount()));
}
else
throw new IllegalStateException(
parentAccount = null;
}
- acc = new LedgerAccount(profile, accountName, parentAccount);
+ acc = new LedgerAccount(accountName, parentAccount);
createdAccounts.add(acc);
return acc;
}
public void addNumberOfPostings(int number) {
expectedPostingsCount += number;
}
- private List<LedgerAccount> retrieveAccountList() throws IOException, HTTPException {
+ private List<LedgerAccount> retrieveAccountList()
+ throws IOException, HTTPException, ApiNotSupportedException {
+ final API apiVersion = API.valueOf(profile.getApiVersion());
+ if (apiVersion.equals(API.auto)) {
+ return retrieveAccountListAnyVersion();
+ }
+ else if (apiVersion.equals(API.html)) {
+ Logger.debug("json",
+ "Declining using JSON API for /accounts with configured legacy API version");
+ return null;
+ }
+ else {
+ return retrieveAccountListForVersion(apiVersion);
+ }
+ }
+ private List<LedgerAccount> retrieveAccountListAnyVersion()
+ throws ApiNotSupportedException, IOException, HTTPException {
+ for (API ver : API.allVersions) {
+ try {
+ return retrieveAccountListForVersion(ver);
+ }
+ catch (JsonParseException | RuntimeJsonMappingException e) {
+ Logger.debug("json",
+ String.format(Locale.US, "Error during account list retrieval using API %s",
+ ver.getDescription()), e);
+ }
+
+ }
+
+ throw new ApiNotSupportedException();
+ }
+ private List<LedgerAccount> retrieveAccountListForVersion(API version)
+ throws IOException, HTTPException {
HttpURLConnection http = NetworkUtil.prepareConnection(profile, "accounts");
http.setAllowUserInteraction(false);
switch (http.getResponseCode()) {
SQLiteDatabase db = App.getDatabase();
ArrayList<LedgerAccount> list = new ArrayList<>();
HashMap<String, LedgerAccount> map = new HashMap<>();
- HashMap<String, LedgerAccount> currentMap = new HashMap<>();
- for (LedgerAccount acc : prevAccounts)
- currentMap.put(acc.getName(), acc);
throwIfCancelled();
try (InputStream resp = http.getInputStream()) {
throwIfCancelled();
if (http.getResponseCode() != 200)
throw new IOException(String.format("HTTP error %d", http.getResponseCode()));
- AccountListParser parser = new AccountListParser(resp);
+ AccountListParser parser = AccountListParser.forApiVersion(version, resp);
expectedPostingsCount = 0;
while (true) {
throwIfCancelled();
- LedgerAccount acc = parser.nextLedgerAccount(this, map);
+ LedgerAccount acc = parser.nextAccount(this, map);
if (acc == null)
break;
list.add(acc);
throwIfCancelled();
}
- // the current account tree may have changed, update the new-to be tree to match
- for (LedgerAccount acc : list) {
- LedgerAccount prevData = currentMap.get(acc.getName());
- if (prevData != null) {
- acc.setExpanded(prevData.isExpanded());
- acc.setAmountsExpanded(prevData.amountsExpanded());
+ return list;
+ }
+ private List<LedgerTransaction> retrieveTransactionList()
+ throws ParseException, HTTPException, IOException, ApiNotSupportedException {
+ final API apiVersion = API.valueOf(profile.getApiVersion());
+ if (apiVersion.equals(API.auto)) {
+ return retrieveTransactionListAnyVersion();
+ }
+ else if (apiVersion.equals(API.html)) {
+ Logger.debug("json",
+ "Declining using JSON API for /accounts with configured legacy API version");
+ return null;
+ }
+ else {
+ return retrieveTransactionListForVersion(apiVersion);
+ }
+
+ }
+ private List<LedgerTransaction> retrieveTransactionListAnyVersion()
+ throws ApiNotSupportedException {
+ for (API ver : API.allVersions) {
+ try {
+ return retrieveTransactionListForVersion(ver);
}
+ catch (Exception e) {
+ Logger.debug("json",
+ String.format(Locale.US, "Error during account list retrieval using API %s",
+ ver.getDescription()));
+ }
+
}
- return list;
+ throw new ApiNotSupportedException();
}
- private List<LedgerTransaction> retrieveTransactionList()
+ private List<LedgerTransaction> retrieveTransactionListForVersion(API apiVersion)
throws IOException, ParseException, HTTPException {
Progress progress = new Progress();
progress.setTotal(expectedPostingsCount);
try (InputStream resp = http.getInputStream()) {
throwIfCancelled();
- TransactionListParser parser = new TransactionListParser(resp);
+ TransactionListParser parser = TransactionListParser.forApiVersion(apiVersion, resp);
int processedPostings = 0;
while (true) {
throwIfCancelled();
- ParsedLedgerTransaction parsedTransaction = parser.nextTransaction();
+ LedgerTransaction transaction = parser.nextTransaction();
throwIfCancelled();
- if (parsedTransaction == null)
+ if (transaction == null)
break;
- LedgerTransaction transaction = parsedTransaction.asLedgerTransaction();
trList.add(transaction);
progress.setProgress(processedPostings += transaction.getAccounts()
.compareTo(o1.getDate());
if (res != 0)
return res;
- return Integer.compare(o2.getId(), o1.getId());
+ return Long.compare(o2.getLedgerId(), o1.getLedgerId());
});
return trList;
}
List<LedgerTransaction> transactions;
try {
accounts = retrieveAccountList();
+ // accounts is null in API-version auto-detection and means
+ // requesting 'html' API version via the JSON classes
+ // this can't work, and the null results in the legacy code below
+ // being called
if (accounts == null)
transactions = null;
else
transactions = retrieveTransactionList();
+
if (accounts == null || transactions == null) {
accounts = new ArrayList<>();
transactions = new ArrayList<>();
retrieveTransactionListLegacy(accounts, transactions);
}
- mainModel.setAndStoreAccountAndTransactionListFromWeb(accounts, transactions);
+
+ storeAccountsAndTransactions(accounts, transactions);
+
+ mainModel.updateDisplayedTransactionsFromWeb(transactions);
return new Result(accounts, transactions);
}
}
catch (HTTPException e) {
e.printStackTrace();
- return new Result(String.format("HTTP error %d: %s", e.getResponseCode(),
- e.getResponseMessage()));
+ return new Result(
+ String.format("HTTP error %d: %s", e.getResponseCode(), e.getMessage()));
}
catch (IOException e) {
e.printStackTrace();
return new Result(e.getLocalizedMessage());
}
+ catch (RuntimeJsonMappingException e) {
+ e.printStackTrace();
+ return new Result(Result.ERR_JSON_PARSER_ERROR);
+ }
catch (ParseException e) {
e.printStackTrace();
return new Result("Network error");
e.printStackTrace();
return new Result("Operation cancelled");
}
+ catch (ApiNotSupportedException e) {
+ e.printStackTrace();
+ return new Result("Server version not supported");
+ }
finally {
Data.backgroundTaskFinished();
}
}
+ @Transaction
+ private void storeAccountsAndTransactions(List<LedgerAccount> accounts,
+ List<LedgerTransaction> transactions) {
+ AccountDAO accDao = DB.get()
+ .getAccountDAO();
+ TransactionDAO trDao = DB.get()
+ .getTransactionDAO();
+ TransactionAccountDAO trAccDao = DB.get()
+ .getTransactionAccountDAO();
+ AccountValueDAO valDao = DB.get()
+ .getAccountValueDAO();
+
+ final List<AccountWithAmounts> list = new ArrayList<>();
+ for (LedgerAccount acc : accounts) {
+ final AccountWithAmounts a = acc.toDBOWithAmounts();
+ Account existing = accDao.getByNameSync(profile.getId(), acc.getName());
+ if (existing != null) {
+ a.account.setExpanded(existing.isExpanded());
+ a.account.setAmountsExpanded(existing.isAmountsExpanded());
+ a.account.setId(
+ existing.getId()); // not strictly needed, but since we have it anyway...
+ }
+
+ list.add(a);
+ }
+ accDao.storeAccountsSync(list, profile.getId());
+
+ long trGen = trDao.getGenerationSync(profile.getId());
+ for (LedgerTransaction tr : transactions) {
+ TransactionWithAccounts tran = tr.toDBO();
+ tran.transaction.setGeneration(trGen);
+ tran.transaction.setProfileId(profile.getId());
+
+ tran.transaction.setId(trDao.insertSync(tran.transaction));
+
+ for (TransactionAccount trAcc : tran.accounts) {
+ trAcc.setGeneration(trGen);
+ trAcc.setTransactionId(tran.transaction.getId());
+ trAcc.setId(trAccDao.insertSync(trAcc));
+ }
+ }
+
+ trDao.purgeOldTransactionsSync(profile.getId(), trGen);
+
+ DB.get()
+ .getOptionDAO()
+ .insertSync(new Option(profile.getId(), Option.OPT_LAST_SCRAPE,
+ String.valueOf((new Date()).getTime())));
+ }
public void throwIfCancelled() {
if (isCancelled())
throw new OperationCanceledException(null);
}
public static class Result {
+ public static String ERR_JSON_PARSER_ERROR = "err_json_parser";
public String error;
public List<LedgerAccount> accounts;
public List<LedgerTransaction> transactions;