app/src/main/java/net/ktnx/mobileledger/model/MobileLedgerProfile.java

   1 /*
   2  * Copyright © 2021 Damyan Ivanov.
   3  * This file is part of MoLe.
   4  * MoLe is free software: you can distribute it and/or modify it
   5  * under the term of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your opinion), any later version.
   8  *
   9  * MoLe is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  12  * GNU General Public License terms for details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with MoLe. If not, see <https://www.gnu.org/licenses/>.
  16  */
  17
  18 package net.ktnx.mobileledger.model;
  19
  20 import android.content.Context;
  21 import android.content.Intent;
  22 import android.content.res.Resources;
  23 import android.database.Cursor;
  24 import android.database.sqlite.SQLiteDatabase;
  25 import android.os.AsyncTask;
  26 import android.os.Bundle;
  27 import android.util.SparseArray;
  28
  29 import androidx.annotation.Nullable;
  30 import androidx.room.Transaction;
  31
  32 import net.ktnx.mobileledger.App;
  33 import net.ktnx.mobileledger.R;
  34 import net.ktnx.mobileledger.async.DbOpQueue;
  35 import net.ktnx.mobileledger.dao.AccountDAO;
  36 import net.ktnx.mobileledger.dao.DescriptionHistoryDAO;
  37 import net.ktnx.mobileledger.dao.OptionDAO;
  38 import net.ktnx.mobileledger.dao.ProfileDAO;
  39 import net.ktnx.mobileledger.dao.TransactionDAO;
  40 import net.ktnx.mobileledger.db.AccountValue;
  41 import net.ktnx.mobileledger.db.AccountWithAmounts;
  42 import net.ktnx.mobileledger.db.DB;
  43 import net.ktnx.mobileledger.json.API;
  44 import net.ktnx.mobileledger.ui.profiles.ProfileDetailActivity;
  45 import net.ktnx.mobileledger.ui.profiles.ProfileDetailFragment;
  46 import net.ktnx.mobileledger.utils.Logger;
  47 import net.ktnx.mobileledger.utils.Misc;
  48 import net.ktnx.mobileledger.utils.SimpleDate;
  49
  50 import org.jetbrains.annotations.Contract;
  51
  52 import java.util.ArrayList;
  53 import java.util.HashMap;
  54 import java.util.List;
  55 import java.util.Map;
  56 import java.util.Objects;
  57
  58 import static net.ktnx.mobileledger.utils.Logger.debug;
  59
  60 public final class MobileLedgerProfile {
  61     // N.B. when adding new fields, update the copy-constructor below
  62     private final long id;
  63     private String name;
  64     private boolean permitPosting;
  65     private boolean showCommentsByDefault;
  66     private boolean showCommodityByDefault;
  67     private String defaultCommodity;
  68     private String preferredAccountsFilter;
  69     private String url;
  70     private boolean authEnabled;
  71     private String authUserName;
  72     private String authPassword;
  73     private int themeHue;
  74     private int orderNo = -1;
  75     private API apiVersion = API.auto;
  76     private FutureDates futureDates = FutureDates.None;
  77     private boolean accountsLoaded;
  78     private boolean transactionsLoaded;
  79     private HledgerVersion detectedVersion;
  80     // N.B. when adding new fields, update the copy-constructor below
  81     transient private AccountAndTransactionListSaver accountAndTransactionListSaver;
  82     public MobileLedgerProfile(long id) {
  83         this.id = id;
  84     }
  85     public MobileLedgerProfile(MobileLedgerProfile origin) {
  86         id = origin.id;
  87         name = origin.name;
  88         permitPosting = origin.permitPosting;
  89         showCommentsByDefault = origin.showCommentsByDefault;
  90         showCommodityByDefault = origin.showCommodityByDefault;
  91         preferredAccountsFilter = origin.preferredAccountsFilter;
  92         url = origin.url;
  93         authEnabled = origin.authEnabled;
  94         authUserName = origin.authUserName;
  95         authPassword = origin.authPassword;
  96         themeHue = origin.themeHue;
  97         orderNo = origin.orderNo;
  98         futureDates = origin.futureDates;
  99         apiVersion = origin.apiVersion;
 100         defaultCommodity = origin.defaultCommodity;
 101         accountsLoaded = origin.accountsLoaded;
 102         transactionsLoaded = origin.transactionsLoaded;
 103         if (origin.detectedVersion != null)
 104             detectedVersion = new HledgerVersion(origin.detectedVersion);
 105     }
 106     // loads all profiles into Data.profiles
 107     // returns the profile with the given UUID
 108     public static MobileLedgerProfile loadAllFromDB(long currentProfileId) {
 109         MobileLedgerProfile result = null;
 110         ArrayList<MobileLedgerProfile> list = new ArrayList<>();
 111         SQLiteDatabase db = App.getDatabase();
 112         try (Cursor cursor = db.rawQuery("SELECT id, name, url, use_authentication, auth_user, " +
 113                                          "auth_password, permit_posting, theme, order_no, " +
 114                                          "preferred_accounts_filter, future_dates, api_version, " +
 115                                          "show_commodity_by_default, default_commodity, " +
 116                                          "show_comments_by_default, detected_version_pre_1_19, " +
 117                                          "detected_version_major, detected_version_minor FROM " +
 118                                          "profiles order by order_no", null))
 119         {
 120             while (cursor.moveToNext()) {
 121                 MobileLedgerProfile item = new MobileLedgerProfile(cursor.getLong(0));
 122                 item.setName(cursor.getString(1));
 123                 item.setUrl(cursor.getString(2));
 124                 item.setAuthEnabled(cursor.getInt(3) == 1);
 125                 item.setAuthUserName(cursor.getString(4));
 126                 item.setAuthPassword(cursor.getString(5));
 127                 item.setPostingPermitted(cursor.getInt(6) == 1);
 128                 item.setThemeId(cursor.getInt(7));
 129                 item.orderNo = cursor.getInt(8);
 130                 item.setPreferredAccountsFilter(cursor.getString(9));
 131                 item.setFutureDates(cursor.getInt(10));
 132                 item.setApiVersion(cursor.getInt(11));
 133                 item.setShowCommodityByDefault(cursor.getInt(12) == 1);
 134                 item.setDefaultCommodity(cursor.getString(13));
 135                 item.setShowCommentsByDefault(cursor.getInt(14) == 1);
 136                 {
 137                     boolean pre_1_20 = cursor.getInt(15) == 1;
 138                     int major = cursor.getInt(16);
 139                     int minor = cursor.getInt(17);
 140
 141                     if (!pre_1_20 && major == 0 && minor == 0) {
 142                         item.detectedVersion = null;
 143                     }
 144                     else if (pre_1_20) {
 145                         item.detectedVersion = new HledgerVersion(true);
 146                     }
 147                     else {
 148                         item.detectedVersion = new HledgerVersion(major, minor);
 149                     }
 150                 }
 151                 list.add(item);
 152                 if (item.getId() == currentProfileId)
 153                     result = item;
 154             }
 155         }
 156         Data.profiles.postValue(list);
 157         return result;
 158     }
 159     public static void storeProfilesOrder() {
 160         SQLiteDatabase db = App.getDatabase();
 161         db.beginTransactionNonExclusive();
 162         try {
 163             int orderNo = 0;
 164             for (MobileLedgerProfile p : Objects.requireNonNull(Data.profiles.getValue())) {
 165                 db.execSQL("update profiles set order_no=? where id=?",
 166                         new Object[]{orderNo, p.getId()});
 167                 p.orderNo = orderNo;
 168                 orderNo++;
 169             }
 170             db.setTransactionSuccessful();
 171         }
 172         finally {
 173             db.endTransaction();
 174         }
 175     }
 176     static public void startEditProfileActivity(Context context, MobileLedgerProfile profile) {
 177         Intent intent = new Intent(context, ProfileDetailActivity.class);
 178         Bundle args = new Bundle();
 179         if (profile != null) {
 180             int index = Data.getProfileIndex(profile);
 181             if (index != -1)
 182                 intent.putExtra(ProfileDetailFragment.ARG_ITEM_ID, index);
 183         }
 184         intent.putExtras(args);
 185         context.startActivity(intent, args);
 186     }
 187     public HledgerVersion getDetectedVersion() {
 188         return detectedVersion;
 189     }
 190     public void setDetectedVersion(HledgerVersion detectedVersion) {
 191         this.detectedVersion = detectedVersion;
 192     }
 193     @Contract(value = "null -> false", pure = true)
 194     @Override
 195     public boolean equals(@Nullable Object obj) {
 196         if (obj == null)
 197             return false;
 198         if (obj == this)
 199             return true;
 200         if (obj.getClass() != this.getClass())
 201             return false;
 202
 203         MobileLedgerProfile p = (MobileLedgerProfile) obj;
 204         if (id != p.id)
 205             return false;
 206         if (!name.equals(p.name))
 207             return false;
 208         if (permitPosting != p.permitPosting)
 209             return false;
 210         if (showCommentsByDefault != p.showCommentsByDefault)
 211             return false;
 212         if (showCommodityByDefault != p.showCommodityByDefault)
 213             return false;
 214         if (!Objects.equals(defaultCommodity, p.defaultCommodity))
 215             return false;
 216         if (!Objects.equals(preferredAccountsFilter, p.preferredAccountsFilter))
 217             return false;
 218         if (!Objects.equals(url, p.url))
 219             return false;
 220         if (authEnabled != p.authEnabled)
 221             return false;
 222         if (!Objects.equals(authUserName, p.authUserName))
 223             return false;
 224         if (!Objects.equals(authPassword, p.authPassword))
 225             return false;
 226         if (themeHue != p.themeHue)
 227             return false;
 228         if (apiVersion != p.apiVersion)
 229             return false;
 230         if (!Objects.equals(detectedVersion, p.detectedVersion))
 231             return false;
 232         return futureDates == p.futureDates;
 233     }
 234     public boolean getShowCommentsByDefault() {
 235         return showCommentsByDefault;
 236     }
 237     public void setShowCommentsByDefault(boolean newValue) {
 238         this.showCommentsByDefault = newValue;
 239     }
 240     public boolean getShowCommodityByDefault() {
 241         return showCommodityByDefault;
 242     }
 243     public void setShowCommodityByDefault(boolean showCommodityByDefault) {
 244         this.showCommodityByDefault = showCommodityByDefault;
 245     }
 246     public String getDefaultCommodity() {
 247         return defaultCommodity;
 248     }
 249     public void setDefaultCommodity(String defaultCommodity) {
 250         this.defaultCommodity = defaultCommodity;
 251     }
 252     public void setDefaultCommodity(CharSequence defaultCommodity) {
 253         if (defaultCommodity == null)
 254             this.defaultCommodity = null;
 255         else
 256             this.defaultCommodity = String.valueOf(defaultCommodity);
 257     }
 258     public API getApiVersion() {
 259         return apiVersion;
 260     }
 261     public void setApiVersion(API apiVersion) {
 262         this.apiVersion = apiVersion;
 263     }
 264     public void setApiVersion(int apiVersion) {
 265         this.apiVersion = API.valueOf(apiVersion);
 266     }
 267     public FutureDates getFutureDates() {
 268         return futureDates;
 269     }
 270     public void setFutureDates(int anInt) {
 271         futureDates = FutureDates.valueOf(anInt);
 272     }
 273     public void setFutureDates(FutureDates futureDates) {
 274         this.futureDates = futureDates;
 275     }
 276     public String getPreferredAccountsFilter() {
 277         return preferredAccountsFilter;
 278     }
 279     public void setPreferredAccountsFilter(String preferredAccountsFilter) {
 280         this.preferredAccountsFilter = preferredAccountsFilter;
 281     }
 282     public void setPreferredAccountsFilter(CharSequence preferredAccountsFilter) {
 283         setPreferredAccountsFilter(String.valueOf(preferredAccountsFilter));
 284     }
 285     public boolean isPostingPermitted() {
 286         return permitPosting;
 287     }
 288     public void setPostingPermitted(boolean permitPosting) {
 289         this.permitPosting = permitPosting;
 290     }
 291     public long getId() {
 292         return id;
 293     }
 294     public String getName() {
 295         return name;
 296     }
 297     public void setName(CharSequence text) {
 298         setName(String.valueOf(text));
 299     }
 300     public void setName(String name) {
 301         this.name = name;
 302     }
 303     public String getUrl() {
 304         return url;
 305     }
 306     public void setUrl(CharSequence text) {
 307         setUrl(String.valueOf(text));
 308     }
 309     public void setUrl(String url) {
 310         this.url = url;
 311     }
 312     public boolean isAuthEnabled() {
 313         return authEnabled;
 314     }
 315     public void setAuthEnabled(boolean authEnabled) {
 316         this.authEnabled = authEnabled;
 317     }
 318     public String getAuthUserName() {
 319         return authUserName;
 320     }
 321     public void setAuthUserName(CharSequence text) {
 322         setAuthUserName(String.valueOf(text));
 323     }
 324     public void setAuthUserName(String authUserName) {
 325         this.authUserName = authUserName;
 326     }
 327     public String getAuthPassword() {
 328         return authPassword;
 329     }
 330     public void setAuthPassword(CharSequence text) {
 331         setAuthPassword(String.valueOf(text));
 332     }
 333     public void setAuthPassword(String authPassword) {
 334         this.authPassword = authPassword;
 335     }
 336     public void storeInDB() {
 337         SQLiteDatabase db = App.getDatabase();
 338         db.beginTransactionNonExclusive();
 339         try {
 340 //            debug("profiles", String.format("Storing profile in DB: uuid=%s, name=%s, " +
 341 //                                            "url=%s, permit_posting=%s, authEnabled=%s, " +
 342 //                                            "themeHue=%d", uuid, name, url,
 343 //                    permitPosting ? "TRUE" : "FALSE", authEnabled ? "TRUE" : "FALSE", themeHue));
 344             db.execSQL("REPLACE INTO profiles(id, name, permit_posting, url, " +
 345                        "use_authentication, auth_user, auth_password, theme, order_no, " +
 346                        "preferred_accounts_filter, future_dates, api_version, " +
 347                        "show_commodity_by_default, default_commodity, show_comments_by_default," +
 348                        "detected_version_pre_1_19, detected_version_major, " +
 349                        "detected_version_minor) " +
 350                        "VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)",
 351                     new Object[]{id, name, permitPosting, url, authEnabled,
 352                                  authEnabled ? authUserName : null,
 353                                  authEnabled ? authPassword : null, themeHue, orderNo,
 354                                  preferredAccountsFilter, futureDates.toInt(), apiVersion.toInt(),
 355                                  showCommodityByDefault, defaultCommodity, showCommentsByDefault,
 356                                  (detectedVersion != null) && detectedVersion.isPre_1_20_1(),
 357                                  (detectedVersion == null) ? 0 : detectedVersion.getMajor(),
 358                                  (detectedVersion == null) ? 0 : detectedVersion.getMinor()
 359                     });
 360             db.setTransactionSuccessful();
 361         }
 362         finally {
 363             db.endTransaction();
 364         }
 365     }
 366     public void storeAccount(SQLiteDatabase db, int generation, LedgerAccount acc,
 367                              boolean storeUiFields) {
 368         // replace into is a bad idea because it would reset hidden to its default value
 369         // we like the default, but for new accounts only
 370         String sql = "update accounts set generation = ?";
 371         List<Object> params = new ArrayList<>();
 372         params.add(generation);
 373         if (storeUiFields) {
 374             sql += ", expanded=?";
 375             params.add(acc.isExpanded() ? 1 : 0);
 376         }
 377         sql += " where profile_id=? and name=?";
 378         params.add(id);
 379         params.add(acc.getName());
 380         db.execSQL(sql, params.toArray());
 381
 382         db.execSQL("insert into accounts(profile_id, name, name_upper, parent_name, level, " +
 383                    "expanded, generation) select ?,?,?,?,?,0,? where (select changes() = 0)",
 384                 new Object[]{id, acc.getName(), acc.getName().toUpperCase(), acc.getParentName(),
 385                              acc.getLevel(), generation
 386                 });
 387 //        debug("accounts", String.format("Stored account '%s' in DB [%s]", acc.getName(), uuid));
 388     }
 389     public void storeTransaction(SQLiteDatabase db, int generation, LedgerTransaction tr) {
 390         tr.fillDataHash();
 391 //        Logger.debug("storeTransaction", String.format(Locale.US, "ID %d", tr.getId()));
 392         SimpleDate d = tr.getDate();
 393         db.execSQL("UPDATE transactions SET year=?, month=?, day=?, description=?, comment=?, " +
 394                    "data_hash=?, generation=? WHERE profile_id=? AND ledger_id=?",
 395                 new Object[]{d.year, d.month, d.day, tr.getDescription(), tr.getComment(),
 396                              tr.getDataHash(), generation, id, tr.getId()
 397                 });
 398         db.execSQL(
 399                 "INSERT INTO transactions(profile_id, ledger_id, year, month, day, description, " +
 400                 "comment, data_hash, generation) " +
 401                 "select ?,?,?,?,?,?,?,?,? WHERE (select changes() = 0)",
 402                 new Object[]{id, tr.getId(), tr.getDate().year, tr.getDate().month,
 403                              tr.getDate().day, tr.getDescription(), tr.getComment(),
 404                              tr.getDataHash(), generation
 405                 });
 406
 407         int accountOrderNo = 1;
 408         for (LedgerTransactionAccount item : tr.getAccounts()) {
 409             db.execSQL("UPDATE transaction_accounts SET account_name=?, amount=?, currency=?, " +
 410                        "comment=?, generation=? " + "WHERE transaction_id=? AND order_no=?",
 411                     new Object[]{item.getAccountName(), item.getAmount(),
 412                                  Misc.nullIsEmpty(item.getCurrency()), item.getComment(),
 413                                  generation, tr.getId(), accountOrderNo
 414                     });
 415             db.execSQL("INSERT INTO transaction_accounts(transaction_id, " +
 416                        "order_no, account_name, amount, currency, comment, generation) " +
 417                        "select ?, ?, ?, ?, ?, ?, ? WHERE (select changes() = 0)",
 418                     new Object[]{tr.getId(), accountOrderNo, item.getAccountName(),
 419                                  item.getAmount(), Misc.nullIsEmpty(item.getCurrency()),
 420                                  item.getComment(), generation
 421                     });
 422
 423             accountOrderNo++;
 424         }
 425 //        debug("profile", String.format("Transaction %d stored", tr.getId()));
 426     }
 427     public String getOption(String name, String default_value) {
 428         SQLiteDatabase db = App.getDatabase();
 429         try (Cursor cursor = db.rawQuery(
 430                 "select value from options where profile_id = ? and name=?",
 431                 new String[]{String.valueOf(id), name}))
 432         {
 433             if (cursor.moveToFirst()) {
 434                 String result = cursor.getString(0);
 435
 436                 if (result == null) {
 437                     debug("profile", "returning default value for " + name);
 438                     result = default_value;
 439                 }
 440                 else
 441                     debug("profile", String.format("option %s=%s", name, result));
 442
 443                 return result;
 444             }
 445             else
 446                 return default_value;
 447         }
 448         catch (Exception e) {
 449             debug("db", "returning default value for " + name, e);
 450             return default_value;
 451         }
 452     }
 453     public long getLongOption(String name, long default_value) {
 454         long longResult;
 455         String result = getOption(name, "");
 456         if ((result == null) || result.isEmpty()) {
 457             debug("profile", String.format("Returning default value for option %s", name));
 458             longResult = default_value;
 459         }
 460         else {
 461             try {
 462                 longResult = Long.parseLong(result);
 463                 debug("profile", String.format("option %s=%s", name, result));
 464             }
 465             catch (Exception e) {
 466                 debug("profile", String.format("Returning default value for option %s", name), e);
 467                 longResult = default_value;
 468             }
 469         }
 470
 471         return longResult;
 472     }
 473     public void setOption(String name, String value) {
 474         debug("profile", String.format("setting option %s=%s", name, value));
 475         DbOpQueue.add("insert or replace into options(profile_id, name, value) values(?, ?, ?);",
 476                 new String[]{String.valueOf(id), name, value});
 477     }
 478     public void setLongOption(String name, long value) {
 479         setOption(name, String.valueOf(value));
 480     }
 481     public void removeFromDB() {
 482         ProfileDAO dao = DB.get()
 483                            .getProfileDAO();
 484         AsyncTask.execute(() -> dao.deleteSync(dao.getByIdSync(id)));
 485     }
 486     public LedgerTransaction loadTransaction(int transactionId) {
 487         LedgerTransaction tr = new LedgerTransaction(transactionId, this.id);
 488         tr.loadData(App.getDatabase());
 489
 490         return tr;
 491     }
 492     public int getThemeHue() {
 493 //        debug("profile", String.format("Profile.getThemeHue() returning %d", themeHue));
 494         return this.themeHue;
 495     }
 496     public void setThemeHue(Object o) {
 497         setThemeId(Integer.parseInt(String.valueOf(o)));
 498     }
 499     public void setThemeId(int themeHue) {
 500 //        debug("profile", String.format("Profile.setThemeHue(%d) called", themeHue));
 501         this.themeHue = themeHue;
 502     }
 503     public int getNextTransactionsGeneration(SQLiteDatabase db) {
 504         try (Cursor c = db.rawQuery(
 505                 "SELECT generation FROM transactions WHERE profile_id=? LIMIT 1",
 506                 new String[]{String.valueOf(id)}))
 507         {
 508             if (c.moveToFirst())
 509                 return c.getInt(0) + 1;
 510         }
 511         return 1;
 512     }
 513     private void deleteNotPresentTransactions(SQLiteDatabase db, int generation) {
 514         Logger.debug("db/benchmark", "Deleting obsolete transactions");
 515         db.execSQL(
 516                 "DELETE FROM transaction_accounts WHERE (select t.profile_id from transactions t " +
 517                 "where t.id=transaction_accounts.transaction_id)=? AND generation" + " <> ?",
 518                 new Object[]{id, generation});
 519         db.execSQL("DELETE FROM transactions WHERE profile_id=? AND generation <> ?",
 520                 new Object[]{id, generation});
 521         Logger.debug("db/benchmark", "Done deleting obsolete transactions");
 522     }
 523     @Transaction
 524     public void wipeAllDataSync() {
 525         OptionDAO optDao = DB.get()
 526                              .getOptionDAO();
 527         optDao.deleteSync(optDao.allForProfileSync(id));
 528
 529         AccountDAO accDao = DB.get()
 530                               .getAccountDAO();
 531         accDao.deleteSync(accDao.allForProfileSync(id));
 532
 533         TransactionDAO trnDao = DB.get()
 534                                   .getTransactionDAO();
 535         trnDao.deleteSync(trnDao.allForProfileSync(id));
 536
 537         DescriptionHistoryDAO descDao = DB.get()
 538                                           .getDescriptionHistoryDAO();
 539         descDao.sweepSync();
 540     }
 541     public void wipeAllData() {
 542         AsyncTask.execute(this::wipeAllDataSync);
 543     }
 544     public List<Currency> getCurrencies() {
 545         SQLiteDatabase db = App.getDatabase();
 546
 547         ArrayList<Currency> result = new ArrayList<>();
 548
 549         try (Cursor c = db.rawQuery("SELECT c.id, c.name, c.position, c.has_gap FROM currencies c",
 550                 new String[]{}))
 551         {
 552             while (c.moveToNext()) {
 553                 Currency currency = new Currency(c.getInt(0), c.getString(1),
 554                         Currency.Position.valueOf(c.getString(2)), c.getInt(3) == 1);
 555                 result.add(currency);
 556             }
 557         }
 558
 559         return result;
 560     }
 561     Currency loadCurrencyByName(String name) {
 562         SQLiteDatabase db = App.getDatabase();
 563         Currency result = tryLoadCurrencyByName(db, name);
 564         if (result == null)
 565             throw new RuntimeException(String.format("Unable to load currency '%s'", name));
 566         return result;
 567     }
 568     private Currency tryLoadCurrencyByName(SQLiteDatabase db, String name) {
 569         try (Cursor cursor = db.rawQuery(
 570                 "SELECT c.id, c.name, c.position, c.has_gap FROM currencies c WHERE c.name=?",
 571                 new String[]{name}))
 572         {
 573             if (cursor.moveToFirst()) {
 574                 return new Currency(cursor.getInt(0), cursor.getString(1),
 575                         Currency.Position.valueOf(cursor.getString(2)), cursor.getInt(3) == 1);
 576             }
 577             return null;
 578         }
 579     }
 580     public void storeAccountAndTransactionListAsync(List<LedgerAccount> accounts,
 581                                                     List<LedgerTransaction> transactions) {
 582         if (accountAndTransactionListSaver != null)
 583             accountAndTransactionListSaver.interrupt();
 584
 585         accountAndTransactionListSaver =
 586                 new AccountAndTransactionListSaver(this, accounts, transactions);
 587         accountAndTransactionListSaver.start();
 588     }
 589     private Currency tryLoadCurrencyById(SQLiteDatabase db, int id) {
 590         try (Cursor cursor = db.rawQuery(
 591                 "SELECT c.id, c.name, c.position, c.has_gap FROM currencies c WHERE c.id=?",
 592                 new String[]{String.valueOf(id)}))
 593         {
 594             if (cursor.moveToFirst()) {
 595                 return new Currency(cursor.getInt(0), cursor.getString(1),
 596                         Currency.Position.valueOf(cursor.getString(2)), cursor.getInt(3) == 1);
 597             }
 598             return null;
 599         }
 600     }
 601     public Currency loadCurrencyById(int id) {
 602         SQLiteDatabase db = App.getDatabase();
 603         Currency result = tryLoadCurrencyById(db, id);
 604         if (result == null)
 605             throw new RuntimeException(String.format("Unable to load currency with id '%d'", id));
 606         return result;
 607     }
 608
 609     public enum FutureDates {
 610         None(0), OneWeek(7), TwoWeeks(14), OneMonth(30), TwoMonths(60), ThreeMonths(90),
 611         SixMonths(180), OneYear(365), All(-1);
 612         private static final SparseArray<FutureDates> map = new SparseArray<>();
 613
 614         static {
 615             for (FutureDates item : FutureDates.values()) {
 616                 map.put(item.value, item);
 617             }
 618         }
 619
 620         private final int value;
 621         FutureDates(int value) {
 622             this.value = value;
 623         }
 624         public static FutureDates valueOf(int i) {
 625             return map.get(i, None);
 626         }
 627         public int toInt() {
 628             return this.value;
 629         }
 630         public String getText(Resources resources) {
 631             switch (value) {
 632                 case 7:
 633                     return resources.getString(R.string.future_dates_7);
 634                 case 14:
 635                     return resources.getString(R.string.future_dates_14);
 636                 case 30:
 637                     return resources.getString(R.string.future_dates_30);
 638                 case 60:
 639                     return resources.getString(R.string.future_dates_60);
 640                 case 90:
 641                     return resources.getString(R.string.future_dates_90);
 642                 case 180:
 643                     return resources.getString(R.string.future_dates_180);
 644                 case 365:
 645                     return resources.getString(R.string.future_dates_365);
 646                 case -1:
 647                     return resources.getString(R.string.future_dates_all);
 648                 default:
 649                     return resources.getString(R.string.future_dates_none);
 650             }
 651         }
 652     }
 653
 654     private static class AccountAndTransactionListSaver extends Thread {
 655         private final MobileLedgerProfile profile;
 656         private final List<LedgerAccount> accounts;
 657         private final List<LedgerTransaction> transactions;
 658         AccountAndTransactionListSaver(MobileLedgerProfile profile, List<LedgerAccount> accounts,
 659                                        List<LedgerTransaction> transactions) {
 660             this.accounts = accounts;
 661             this.transactions = transactions;
 662             this.profile = profile;
 663         }
 664         public int getNextDescriptionsGeneration(SQLiteDatabase db) {
 665             int generation = 1;
 666             try (Cursor c = db.rawQuery("SELECT generation FROM description_history LIMIT 1",
 667                     null))
 668             {
 669                 if (c.moveToFirst()) {
 670                     generation = c.getInt(0) + 1;
 671                 }
 672             }
 673             return generation;
 674         }
 675         void deleteNotPresentDescriptions(SQLiteDatabase db, int generation) {
 676             Logger.debug("db/benchmark", "Deleting obsolete descriptions");
 677             db.execSQL("DELETE FROM description_history WHERE generation <> ?",
 678                     new Object[]{generation});
 679             db.execSQL("DELETE FROM description_history WHERE generation <> ?",
 680                     new Object[]{generation});
 681             Logger.debug("db/benchmark", "Done deleting obsolete descriptions");
 682         }
 683         @Override
 684         public void run() {
 685             SQLiteDatabase db = App.getDatabase();
 686             db.beginTransactionNonExclusive();
 687             try {
 688                 int transactionsGeneration = profile.getNextTransactionsGeneration(db);
 689                 if (isInterrupted())
 690                     return;
 691
 692                 for (LedgerTransaction tr : transactions) {
 693                     profile.storeTransaction(db, transactionsGeneration, tr);
 694                     if (isInterrupted())
 695                         return;
 696                 }
 697
 698                 profile.deleteNotPresentTransactions(db, transactionsGeneration);
 699                 if (isInterrupted()) {
 700                     return;
 701                 }
 702
 703                 Map<String, Boolean> unique = new HashMap<>();
 704
 705                 debug("descriptions", "Starting refresh");
 706                 int descriptionsGeneration = getNextDescriptionsGeneration(db);
 707                 try (Cursor c = db.rawQuery("SELECT distinct description from transactions",
 708                         null))
 709                 {
 710                     while (c.moveToNext()) {
 711                         String description = c.getString(0);
 712                         String descriptionUpper = description.toUpperCase();
 713                         if (unique.containsKey(descriptionUpper))
 714                             continue;
 715
 716                         storeDescription(db, descriptionsGeneration, description, descriptionUpper);
 717
 718                         unique.put(descriptionUpper, true);
 719                     }
 720                 }
 721                 deleteNotPresentDescriptions(db, descriptionsGeneration);
 722
 723                 db.setTransactionSuccessful();
 724             }
 725             finally {
 726                 db.endTransaction();
 727             }
 728
 729             AsyncTask.execute(() -> {
 730                 List<AccountWithAmounts> list = new ArrayList<>();
 731
 732                 final AccountDAO dao = DB.get()
 733                                          .getAccountDAO();
 734
 735                 for (LedgerAccount acc : accounts) {
 736                     AccountWithAmounts rec = new AccountWithAmounts();
 737                     rec.account = acc.toDBO();
 738
 739                     if (isInterrupted())
 740                         return;
 741
 742                     rec.amounts = new ArrayList<>();
 743                     for (LedgerAmount amt : acc.getAmounts()) {
 744                         AccountValue av = new AccountValue();
 745                         av.setCurrency(amt.getCurrency());
 746                         av.setValue(amt.getAmount());
 747
 748                         rec.amounts.add(av);
 749                     }
 750
 751                     list.add(rec);
 752                 }
 753
 754                 if (isInterrupted())
 755                     return;
 756
 757                 dao.storeAccountsSync(list, profile.getId());
 758             });
 759         }
 760         private void storeDescription(SQLiteDatabase db, int generation, String description,
 761                                       String descriptionUpper) {
 762             db.execSQL("UPDATE description_history SET description=?, generation=? WHERE " +
 763                        "description_upper=?", new Object[]{description, generation, descriptionUpper
 764             });
 765             db.execSQL(
 766                     "INSERT INTO description_history(description, description_upper, generation) " +
 767                     "select ?,?,? WHERE (select changes() = 0)",
 768                     new Object[]{description, descriptionUpper, generation
 769                     });
 770         }
 771     }
 772 }