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.db.Profile;
  44 import net.ktnx.mobileledger.json.API;
  45 import net.ktnx.mobileledger.ui.profiles.ProfileDetailActivity;
  46 import net.ktnx.mobileledger.ui.profiles.ProfileDetailFragment;
  47 import net.ktnx.mobileledger.utils.Logger;
  48 import net.ktnx.mobileledger.utils.Misc;
  49 import net.ktnx.mobileledger.utils.SimpleDate;
  50
  51 import org.jetbrains.annotations.Contract;
  52
  53 import java.util.ArrayList;
  54 import java.util.HashMap;
  55 import java.util.List;
  56 import java.util.Map;
  57 import java.util.Objects;
  58
  59 import static net.ktnx.mobileledger.utils.Logger.debug;
  60
  61 public final class MobileLedgerProfile {
  62     // N.B. when adding new fields, update the copy-constructor below
  63     private final long id;
  64     private String name;
  65     private boolean permitPosting;
  66     private boolean showCommentsByDefault;
  67     private boolean showCommodityByDefault;
  68     private String defaultCommodity;
  69     private String preferredAccountsFilter;
  70     private String url;
  71     private boolean authEnabled;
  72     private String authUserName;
  73     private String authPassword;
  74     private int themeHue;
  75     private int orderNo = -1;
  76     private API apiVersion = API.auto;
  77     private FutureDates futureDates = FutureDates.None;
  78     private boolean accountsLoaded;
  79     private boolean transactionsLoaded;
  80     private HledgerVersion detectedVersion;
  81     // N.B. when adding new fields, update the copy-constructor below
  82     transient private AccountAndTransactionListSaver accountAndTransactionListSaver;
  83     public MobileLedgerProfile(long id) {
  84         this.id = id;
  85     }
  86     public MobileLedgerProfile(MobileLedgerProfile origin) {
  87         id = origin.id;
  88         name = origin.name;
  89         permitPosting = origin.permitPosting;
  90         showCommentsByDefault = origin.showCommentsByDefault;
  91         showCommodityByDefault = origin.showCommodityByDefault;
  92         preferredAccountsFilter = origin.preferredAccountsFilter;
  93         url = origin.url;
  94         authEnabled = origin.authEnabled;
  95         authUserName = origin.authUserName;
  96         authPassword = origin.authPassword;
  97         themeHue = origin.themeHue;
  98         orderNo = origin.orderNo;
  99         futureDates = origin.futureDates;
 100         apiVersion = origin.apiVersion;
 101         defaultCommodity = origin.defaultCommodity;
 102         accountsLoaded = origin.accountsLoaded;
 103         transactionsLoaded = origin.transactionsLoaded;
 104         if (origin.detectedVersion != null)
 105             detectedVersion = new HledgerVersion(origin.detectedVersion);
 106     }
 107     // loads all profiles into Data.profiles
 108     // returns the profile with the given UUID
 109     public static MobileLedgerProfile loadAllFromDB(long currentProfileId) {
 110         MobileLedgerProfile result = null;
 111         ArrayList<MobileLedgerProfile> list = new ArrayList<>();
 112         SQLiteDatabase db = App.getDatabase();
 113         try (Cursor cursor = db.rawQuery("SELECT id, name, url, use_authentication, auth_user, " +
 114                                          "auth_password, permit_posting, theme, order_no, " +
 115                                          "preferred_accounts_filter, future_dates, api_version, " +
 116                                          "show_commodity_by_default, default_commodity, " +
 117                                          "show_comments_by_default, detected_version_pre_1_19, " +
 118                                          "detected_version_major, detected_version_minor FROM " +
 119                                          "profiles order by order_no", null))
 120         {
 121             while (cursor.moveToNext()) {
 122                 MobileLedgerProfile item = new MobileLedgerProfile(cursor.getLong(0));
 123                 item.setName(cursor.getString(1));
 124                 item.setUrl(cursor.getString(2));
 125                 item.setAuthEnabled(cursor.getInt(3) == 1);
 126                 item.setAuthUserName(cursor.getString(4));
 127                 item.setAuthPassword(cursor.getString(5));
 128                 item.setPostingPermitted(cursor.getInt(6) == 1);
 129                 item.setThemeId(cursor.getInt(7));
 130                 item.orderNo = cursor.getInt(8);
 131                 item.setPreferredAccountsFilter(cursor.getString(9));
 132                 item.setFutureDates(cursor.getInt(10));
 133                 item.setApiVersion(cursor.getInt(11));
 134                 item.setShowCommodityByDefault(cursor.getInt(12) == 1);
 135                 item.setDefaultCommodity(cursor.getString(13));
 136                 item.setShowCommentsByDefault(cursor.getInt(14) == 1);
 137                 {
 138                     boolean pre_1_20 = cursor.getInt(15) == 1;
 139                     int major = cursor.getInt(16);
 140                     int minor = cursor.getInt(17);
 141
 142                     if (!pre_1_20 && major == 0 && minor == 0) {
 143                         item.detectedVersion = null;
 144                     }
 145                     else if (pre_1_20) {
 146                         item.detectedVersion = new HledgerVersion(true);
 147                     }
 148                     else {
 149                         item.detectedVersion = new HledgerVersion(major, minor);
 150                     }
 151                 }
 152                 list.add(item);
 153                 if (item.getId() == currentProfileId)
 154                     result = item;
 155             }
 156         }
 157         Data.profiles.postValue(list);
 158         return result;
 159     }
 160     public static void storeProfilesOrder() {
 161         SQLiteDatabase db = App.getDatabase();
 162         db.beginTransactionNonExclusive();
 163         try {
 164             int orderNo = 0;
 165             for (MobileLedgerProfile p : Objects.requireNonNull(Data.profiles.getValue())) {
 166                 db.execSQL("update profiles set order_no=? where id=?",
 167                         new Object[]{orderNo, p.getId()});
 168                 p.orderNo = orderNo;
 169                 orderNo++;
 170             }
 171             db.setTransactionSuccessful();
 172         }
 173         finally {
 174             db.endTransaction();
 175         }
 176     }
 177     static public void startEditProfileActivity(Context context, MobileLedgerProfile profile) {
 178         Intent intent = new Intent(context, ProfileDetailActivity.class);
 179         Bundle args = new Bundle();
 180         if (profile != null) {
 181             int index = Data.getProfileIndex(profile);
 182             if (index != -1)
 183                 intent.putExtra(ProfileDetailFragment.ARG_ITEM_ID, index);
 184         }
 185         intent.putExtras(args);
 186         context.startActivity(intent, args);
 187     }
 188     public static MobileLedgerProfile fromDBO(Profile newProfile) {
 189         MobileLedgerProfile p = new MobileLedgerProfile(newProfile.getId());
 190         p.setDetectedVersion(new HledgerVersion(newProfile.getDetectedVersionMajor(),
 191                 newProfile.getDetectedVersionMinor()));
 192         p.setApiVersion(newProfile.getApiVersion());
 193         p.setAuthEnabled(newProfile.useAuthentication());
 194         p.setAuthUserName(newProfile.getAuthUser());
 195         p.setAuthPassword(newProfile.getAuthPassword());
 196         p.setDefaultCommodity(newProfile.getDefaultCommodity());
 197         p.setFutureDates(newProfile.getFutureDates());
 198         p.setName(newProfile.getName());
 199         p.setPostingPermitted(newProfile.permitPosting());
 200         p.setPreferredAccountsFilter(newProfile.getPreferredAccountsFilter());
 201         p.setShowCommentsByDefault(newProfile.getShowCommentsByDefault());
 202         p.setShowCommodityByDefault(newProfile.getShowCommodityByDefault());
 203         p.setUrl(newProfile.getUrl());
 204         p.setThemeId(newProfile.getTheme());
 205
 206         return p;
 207     }
 208     public HledgerVersion getDetectedVersion() {
 209         return detectedVersion;
 210     }
 211     public void setDetectedVersion(HledgerVersion detectedVersion) {
 212         this.detectedVersion = detectedVersion;
 213     }
 214     @Contract(value = "null -> false", pure = true)
 215     @Override
 216     public boolean equals(@Nullable Object obj) {
 217         if (obj == null)
 218             return false;
 219         if (obj == this)
 220             return true;
 221         if (obj.getClass() != this.getClass())
 222             return false;
 223
 224         MobileLedgerProfile p = (MobileLedgerProfile) obj;
 225         if (id != p.id)
 226             return false;
 227         if (!name.equals(p.name))
 228             return false;
 229         if (permitPosting != p.permitPosting)
 230             return false;
 231         if (showCommentsByDefault != p.showCommentsByDefault)
 232             return false;
 233         if (showCommodityByDefault != p.showCommodityByDefault)
 234             return false;
 235         if (!Objects.equals(defaultCommodity, p.defaultCommodity))
 236             return false;
 237         if (!Objects.equals(preferredAccountsFilter, p.preferredAccountsFilter))
 238             return false;
 239         if (!Objects.equals(url, p.url))
 240             return false;
 241         if (authEnabled != p.authEnabled)
 242             return false;
 243         if (!Objects.equals(authUserName, p.authUserName))
 244             return false;
 245         if (!Objects.equals(authPassword, p.authPassword))
 246             return false;
 247         if (themeHue != p.themeHue)
 248             return false;
 249         if (apiVersion != p.apiVersion)
 250             return false;
 251         if (!Objects.equals(detectedVersion, p.detectedVersion))
 252             return false;
 253         return futureDates == p.futureDates;
 254     }
 255     public boolean getShowCommentsByDefault() {
 256         return showCommentsByDefault;
 257     }
 258     public void setShowCommentsByDefault(boolean newValue) {
 259         this.showCommentsByDefault = newValue;
 260     }
 261     public boolean getShowCommodityByDefault() {
 262         return showCommodityByDefault;
 263     }
 264     public void setShowCommodityByDefault(boolean showCommodityByDefault) {
 265         this.showCommodityByDefault = showCommodityByDefault;
 266     }
 267     public String getDefaultCommodity() {
 268         return defaultCommodity;
 269     }
 270     public void setDefaultCommodity(String defaultCommodity) {
 271         this.defaultCommodity = defaultCommodity;
 272     }
 273     public void setDefaultCommodity(CharSequence defaultCommodity) {
 274         if (defaultCommodity == null)
 275             this.defaultCommodity = null;
 276         else
 277             this.defaultCommodity = String.valueOf(defaultCommodity);
 278     }
 279     public API getApiVersion() {
 280         return apiVersion;
 281     }
 282     public void setApiVersion(API apiVersion) {
 283         this.apiVersion = apiVersion;
 284     }
 285     public void setApiVersion(int apiVersion) {
 286         this.apiVersion = API.valueOf(apiVersion);
 287     }
 288     public FutureDates getFutureDates() {
 289         return futureDates;
 290     }
 291     public void setFutureDates(int anInt) {
 292         futureDates = FutureDates.valueOf(anInt);
 293     }
 294     public void setFutureDates(FutureDates futureDates) {
 295         this.futureDates = futureDates;
 296     }
 297     public String getPreferredAccountsFilter() {
 298         return preferredAccountsFilter;
 299     }
 300     public void setPreferredAccountsFilter(String preferredAccountsFilter) {
 301         this.preferredAccountsFilter = preferredAccountsFilter;
 302     }
 303     public void setPreferredAccountsFilter(CharSequence preferredAccountsFilter) {
 304         setPreferredAccountsFilter(String.valueOf(preferredAccountsFilter));
 305     }
 306     public boolean isPostingPermitted() {
 307         return permitPosting;
 308     }
 309     public void setPostingPermitted(boolean permitPosting) {
 310         this.permitPosting = permitPosting;
 311     }
 312     public long getId() {
 313         return id;
 314     }
 315     public String getName() {
 316         return name;
 317     }
 318     public void setName(CharSequence text) {
 319         setName(String.valueOf(text));
 320     }
 321     public void setName(String name) {
 322         this.name = name;
 323     }
 324     public String getUrl() {
 325         return url;
 326     }
 327     public void setUrl(CharSequence text) {
 328         setUrl(String.valueOf(text));
 329     }
 330     public void setUrl(String url) {
 331         this.url = url;
 332     }
 333     public boolean isAuthEnabled() {
 334         return authEnabled;
 335     }
 336     public void setAuthEnabled(boolean authEnabled) {
 337         this.authEnabled = authEnabled;
 338     }
 339     public String getAuthUserName() {
 340         return authUserName;
 341     }
 342     public void setAuthUserName(CharSequence text) {
 343         setAuthUserName(String.valueOf(text));
 344     }
 345     public void setAuthUserName(String authUserName) {
 346         this.authUserName = authUserName;
 347     }
 348     public String getAuthPassword() {
 349         return authPassword;
 350     }
 351     public void setAuthPassword(CharSequence text) {
 352         setAuthPassword(String.valueOf(text));
 353     }
 354     public void setAuthPassword(String authPassword) {
 355         this.authPassword = authPassword;
 356     }
 357     public void storeInDB() {
 358         SQLiteDatabase db = App.getDatabase();
 359         db.beginTransactionNonExclusive();
 360         try {
 361 //            debug("profiles", String.format("Storing profile in DB: uuid=%s, name=%s, " +
 362 //                                            "url=%s, permit_posting=%s, authEnabled=%s, " +
 363 //                                            "themeHue=%d", uuid, name, url,
 364 //                    permitPosting ? "TRUE" : "FALSE", authEnabled ? "TRUE" : "FALSE", themeHue));
 365             db.execSQL("REPLACE INTO profiles(id, name, permit_posting, url, " +
 366                        "use_authentication, auth_user, auth_password, theme, order_no, " +
 367                        "preferred_accounts_filter, future_dates, api_version, " +
 368                        "show_commodity_by_default, default_commodity, show_comments_by_default," +
 369                        "detected_version_pre_1_19, detected_version_major, " +
 370                        "detected_version_minor) " +
 371                        "VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)",
 372                     new Object[]{id, name, permitPosting, url, authEnabled,
 373                                  authEnabled ? authUserName : null,
 374                                  authEnabled ? authPassword : null, themeHue, orderNo,
 375                                  preferredAccountsFilter, futureDates.toInt(), apiVersion.toInt(),
 376                                  showCommodityByDefault, defaultCommodity, showCommentsByDefault,
 377                                  (detectedVersion != null) && detectedVersion.isPre_1_20_1(),
 378                                  (detectedVersion == null) ? 0 : detectedVersion.getMajor(),
 379                                  (detectedVersion == null) ? 0 : detectedVersion.getMinor()
 380                     });
 381             db.setTransactionSuccessful();
 382         }
 383         finally {
 384             db.endTransaction();
 385         }
 386     }
 387     public void storeAccount(SQLiteDatabase db, int generation, LedgerAccount acc,
 388                              boolean storeUiFields) {
 389         // replace into is a bad idea because it would reset hidden to its default value
 390         // we like the default, but for new accounts only
 391         String sql = "update accounts set generation = ?";
 392         List<Object> params = new ArrayList<>();
 393         params.add(generation);
 394         if (storeUiFields) {
 395             sql += ", expanded=?";
 396             params.add(acc.isExpanded() ? 1 : 0);
 397         }
 398         sql += " where profile_id=? and name=?";
 399         params.add(id);
 400         params.add(acc.getName());
 401         db.execSQL(sql, params.toArray());
 402
 403         db.execSQL("insert into accounts(profile_id, name, name_upper, parent_name, level, " +
 404                    "expanded, generation) select ?,?,?,?,?,0,? where (select changes() = 0)",
 405                 new Object[]{id, acc.getName(), acc.getName().toUpperCase(), acc.getParentName(),
 406                              acc.getLevel(), generation
 407                 });
 408 //        debug("accounts", String.format("Stored account '%s' in DB [%s]", acc.getName(), uuid));
 409     }
 410     public void storeTransaction(SQLiteDatabase db, int generation, LedgerTransaction tr) {
 411         tr.fillDataHash();
 412 //        Logger.debug("storeTransaction", String.format(Locale.US, "ID %d", tr.getId()));
 413         SimpleDate d = tr.getDate();
 414         db.execSQL("UPDATE transactions SET year=?, month=?, day=?, description=?, comment=?, " +
 415                    "data_hash=?, generation=? WHERE profile_id=? AND ledger_id=?",
 416                 new Object[]{d.year, d.month, d.day, tr.getDescription(), tr.getComment(),
 417                              tr.getDataHash(), generation, id, tr.getId()
 418                 });
 419         db.execSQL(
 420                 "INSERT INTO transactions(profile_id, ledger_id, year, month, day, description, " +
 421                 "comment, data_hash, generation) " +
 422                 "select ?,?,?,?,?,?,?,?,? WHERE (select changes() = 0)",
 423                 new Object[]{id, tr.getId(), tr.getDate().year, tr.getDate().month,
 424                              tr.getDate().day, tr.getDescription(), tr.getComment(),
 425                              tr.getDataHash(), generation
 426                 });
 427
 428         int accountOrderNo = 1;
 429         for (LedgerTransactionAccount item : tr.getAccounts()) {
 430             db.execSQL("UPDATE transaction_accounts SET account_name=?, amount=?, currency=?, " +
 431                        "comment=?, generation=? " + "WHERE transaction_id=? AND order_no=?",
 432                     new Object[]{item.getAccountName(), item.getAmount(),
 433                                  Misc.nullIsEmpty(item.getCurrency()), item.getComment(),
 434                                  generation, tr.getId(), accountOrderNo
 435                     });
 436             db.execSQL("INSERT INTO transaction_accounts(transaction_id, " +
 437                        "order_no, account_name, amount, currency, comment, generation) " +
 438                        "select ?, ?, ?, ?, ?, ?, ? WHERE (select changes() = 0)",
 439                     new Object[]{tr.getId(), accountOrderNo, item.getAccountName(),
 440                                  item.getAmount(), Misc.nullIsEmpty(item.getCurrency()),
 441                                  item.getComment(), generation
 442                     });
 443
 444             accountOrderNo++;
 445         }
 446 //        debug("profile", String.format("Transaction %d stored", tr.getId()));
 447     }
 448     public String getOption(String name, String default_value) {
 449         SQLiteDatabase db = App.getDatabase();
 450         try (Cursor cursor = db.rawQuery(
 451                 "select value from options where profile_id = ? and name=?",
 452                 new String[]{String.valueOf(id), name}))
 453         {
 454             if (cursor.moveToFirst()) {
 455                 String result = cursor.getString(0);
 456
 457                 if (result == null) {
 458                     debug("profile", "returning default value for " + name);
 459                     result = default_value;
 460                 }
 461                 else
 462                     debug("profile", String.format("option %s=%s", name, result));
 463
 464                 return result;
 465             }
 466             else
 467                 return default_value;
 468         }
 469         catch (Exception e) {
 470             debug("db", "returning default value for " + name, e);
 471             return default_value;
 472         }
 473     }
 474     public long getLongOption(String name, long default_value) {
 475         long longResult;
 476         String result = getOption(name, "");
 477         if ((result == null) || result.isEmpty()) {
 478             debug("profile", String.format("Returning default value for option %s", name));
 479             longResult = default_value;
 480         }
 481         else {
 482             try {
 483                 longResult = Long.parseLong(result);
 484                 debug("profile", String.format("option %s=%s", name, result));
 485             }
 486             catch (Exception e) {
 487                 debug("profile", String.format("Returning default value for option %s", name), e);
 488                 longResult = default_value;
 489             }
 490         }
 491
 492         return longResult;
 493     }
 494     public void setOption(String name, String value) {
 495         debug("profile", String.format("setting option %s=%s", name, value));
 496         DbOpQueue.add("insert or replace into options(profile_id, name, value) values(?, ?, ?);",
 497                 new String[]{String.valueOf(id), name, value});
 498     }
 499     public void setLongOption(String name, long value) {
 500         setOption(name, String.valueOf(value));
 501     }
 502     public void removeFromDB() {
 503         ProfileDAO dao = DB.get()
 504                            .getProfileDAO();
 505         AsyncTask.execute(() -> dao.deleteSync(dao.getByIdSync(id)));
 506     }
 507     public LedgerTransaction loadTransaction(int transactionId) {
 508         LedgerTransaction tr = new LedgerTransaction(transactionId, this.id);
 509         tr.loadData(App.getDatabase());
 510
 511         return tr;
 512     }
 513     public int getThemeHue() {
 514 //        debug("profile", String.format("Profile.getThemeHue() returning %d", themeHue));
 515         return this.themeHue;
 516     }
 517     public void setThemeHue(Object o) {
 518         setThemeId(Integer.parseInt(String.valueOf(o)));
 519     }
 520     public void setThemeId(int themeHue) {
 521 //        debug("profile", String.format("Profile.setThemeHue(%d) called", themeHue));
 522         this.themeHue = themeHue;
 523     }
 524     public int getNextTransactionsGeneration(SQLiteDatabase db) {
 525         try (Cursor c = db.rawQuery(
 526                 "SELECT generation FROM transactions WHERE profile_id=? LIMIT 1",
 527                 new String[]{String.valueOf(id)}))
 528         {
 529             if (c.moveToFirst())
 530                 return c.getInt(0) + 1;
 531         }
 532         return 1;
 533     }
 534     private void deleteNotPresentTransactions(SQLiteDatabase db, int generation) {
 535         Logger.debug("db/benchmark", "Deleting obsolete transactions");
 536         db.execSQL(
 537                 "DELETE FROM transaction_accounts WHERE (select t.profile_id from transactions t " +
 538                 "where t.id=transaction_accounts.transaction_id)=? AND generation" + " <> ?",
 539                 new Object[]{id, generation});
 540         db.execSQL("DELETE FROM transactions WHERE profile_id=? AND generation <> ?",
 541                 new Object[]{id, generation});
 542         Logger.debug("db/benchmark", "Done deleting obsolete transactions");
 543     }
 544     @Transaction
 545     public void wipeAllDataSync() {
 546         OptionDAO optDao = DB.get()
 547                              .getOptionDAO();
 548         optDao.deleteSync(optDao.allForProfileSync(id));
 549
 550         AccountDAO accDao = DB.get()
 551                               .getAccountDAO();
 552         accDao.deleteSync(accDao.allForProfileSync(id));
 553
 554         TransactionDAO trnDao = DB.get()
 555                                   .getTransactionDAO();
 556         trnDao.deleteSync(trnDao.allForProfileSync(id));
 557
 558         DescriptionHistoryDAO descDao = DB.get()
 559                                           .getDescriptionHistoryDAO();
 560         descDao.sweepSync();
 561     }
 562     public void wipeAllData() {
 563         AsyncTask.execute(this::wipeAllDataSync);
 564     }
 565     public List<Currency> getCurrencies() {
 566         SQLiteDatabase db = App.getDatabase();
 567
 568         ArrayList<Currency> result = new ArrayList<>();
 569
 570         try (Cursor c = db.rawQuery("SELECT c.id, c.name, c.position, c.has_gap FROM currencies c",
 571                 new String[]{}))
 572         {
 573             while (c.moveToNext()) {
 574                 Currency currency = new Currency(c.getInt(0), c.getString(1),
 575                         Currency.Position.valueOf(c.getString(2)), c.getInt(3) == 1);
 576                 result.add(currency);
 577             }
 578         }
 579
 580         return result;
 581     }
 582     Currency loadCurrencyByName(String name) {
 583         SQLiteDatabase db = App.getDatabase();
 584         Currency result = tryLoadCurrencyByName(db, name);
 585         if (result == null)
 586             throw new RuntimeException(String.format("Unable to load currency '%s'", name));
 587         return result;
 588     }
 589     private Currency tryLoadCurrencyByName(SQLiteDatabase db, String name) {
 590         try (Cursor cursor = db.rawQuery(
 591                 "SELECT c.id, c.name, c.position, c.has_gap FROM currencies c WHERE c.name=?",
 592                 new String[]{name}))
 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 void storeAccountAndTransactionListAsync(List<LedgerAccount> accounts,
 602                                                     List<LedgerTransaction> transactions) {
 603         if (accountAndTransactionListSaver != null)
 604             accountAndTransactionListSaver.interrupt();
 605
 606         accountAndTransactionListSaver =
 607                 new AccountAndTransactionListSaver(this, accounts, transactions);
 608         accountAndTransactionListSaver.start();
 609     }
 610     private Currency tryLoadCurrencyById(SQLiteDatabase db, int id) {
 611         try (Cursor cursor = db.rawQuery(
 612                 "SELECT c.id, c.name, c.position, c.has_gap FROM currencies c WHERE c.id=?",
 613                 new String[]{String.valueOf(id)}))
 614         {
 615             if (cursor.moveToFirst()) {
 616                 return new Currency(cursor.getInt(0), cursor.getString(1),
 617                         Currency.Position.valueOf(cursor.getString(2)), cursor.getInt(3) == 1);
 618             }
 619             return null;
 620         }
 621     }
 622     public Currency loadCurrencyById(int id) {
 623         SQLiteDatabase db = App.getDatabase();
 624         Currency result = tryLoadCurrencyById(db, id);
 625         if (result == null)
 626             throw new RuntimeException(String.format("Unable to load currency with id '%d'", id));
 627         return result;
 628     }
 629
 630     public enum FutureDates {
 631         None(0), OneWeek(7), TwoWeeks(14), OneMonth(30), TwoMonths(60), ThreeMonths(90),
 632         SixMonths(180), OneYear(365), All(-1);
 633         private static final SparseArray<FutureDates> map = new SparseArray<>();
 634
 635         static {
 636             for (FutureDates item : FutureDates.values()) {
 637                 map.put(item.value, item);
 638             }
 639         }
 640
 641         private final int value;
 642         FutureDates(int value) {
 643             this.value = value;
 644         }
 645         public static FutureDates valueOf(int i) {
 646             return map.get(i, None);
 647         }
 648         public int toInt() {
 649             return this.value;
 650         }
 651         public String getText(Resources resources) {
 652             switch (value) {
 653                 case 7:
 654                     return resources.getString(R.string.future_dates_7);
 655                 case 14:
 656                     return resources.getString(R.string.future_dates_14);
 657                 case 30:
 658                     return resources.getString(R.string.future_dates_30);
 659                 case 60:
 660                     return resources.getString(R.string.future_dates_60);
 661                 case 90:
 662                     return resources.getString(R.string.future_dates_90);
 663                 case 180:
 664                     return resources.getString(R.string.future_dates_180);
 665                 case 365:
 666                     return resources.getString(R.string.future_dates_365);
 667                 case -1:
 668                     return resources.getString(R.string.future_dates_all);
 669                 default:
 670                     return resources.getString(R.string.future_dates_none);
 671             }
 672         }
 673     }
 674
 675     private static class AccountAndTransactionListSaver extends Thread {
 676         private final MobileLedgerProfile profile;
 677         private final List<LedgerAccount> accounts;
 678         private final List<LedgerTransaction> transactions;
 679         AccountAndTransactionListSaver(MobileLedgerProfile profile, List<LedgerAccount> accounts,
 680                                        List<LedgerTransaction> transactions) {
 681             this.accounts = accounts;
 682             this.transactions = transactions;
 683             this.profile = profile;
 684         }
 685         public int getNextDescriptionsGeneration(SQLiteDatabase db) {
 686             int generation = 1;
 687             try (Cursor c = db.rawQuery("SELECT generation FROM description_history LIMIT 1",
 688                     null))
 689             {
 690                 if (c.moveToFirst()) {
 691                     generation = c.getInt(0) + 1;
 692                 }
 693             }
 694             return generation;
 695         }
 696         void deleteNotPresentDescriptions(SQLiteDatabase db, int generation) {
 697             Logger.debug("db/benchmark", "Deleting obsolete descriptions");
 698             db.execSQL("DELETE FROM description_history WHERE generation <> ?",
 699                     new Object[]{generation});
 700             db.execSQL("DELETE FROM description_history WHERE generation <> ?",
 701                     new Object[]{generation});
 702             Logger.debug("db/benchmark", "Done deleting obsolete descriptions");
 703         }
 704         @Override
 705         public void run() {
 706             SQLiteDatabase db = App.getDatabase();
 707             db.beginTransactionNonExclusive();
 708             try {
 709                 int transactionsGeneration = profile.getNextTransactionsGeneration(db);
 710                 if (isInterrupted())
 711                     return;
 712
 713                 for (LedgerTransaction tr : transactions) {
 714                     profile.storeTransaction(db, transactionsGeneration, tr);
 715                     if (isInterrupted())
 716                         return;
 717                 }
 718
 719                 profile.deleteNotPresentTransactions(db, transactionsGeneration);
 720                 if (isInterrupted()) {
 721                     return;
 722                 }
 723
 724                 Map<String, Boolean> unique = new HashMap<>();
 725
 726                 debug("descriptions", "Starting refresh");
 727                 int descriptionsGeneration = getNextDescriptionsGeneration(db);
 728                 try (Cursor c = db.rawQuery("SELECT distinct description from transactions",
 729                         null))
 730                 {
 731                     while (c.moveToNext()) {
 732                         String description = c.getString(0);
 733                         String descriptionUpper = description.toUpperCase();
 734                         if (unique.containsKey(descriptionUpper))
 735                             continue;
 736
 737                         storeDescription(db, descriptionsGeneration, description, descriptionUpper);
 738
 739                         unique.put(descriptionUpper, true);
 740                     }
 741                 }
 742                 deleteNotPresentDescriptions(db, descriptionsGeneration);
 743
 744                 db.setTransactionSuccessful();
 745             }
 746             finally {
 747                 db.endTransaction();
 748             }
 749
 750             AsyncTask.execute(() -> {
 751                 List<AccountWithAmounts> list = new ArrayList<>();
 752
 753                 final AccountDAO dao = DB.get()
 754                                          .getAccountDAO();
 755
 756                 for (LedgerAccount acc : accounts) {
 757                     AccountWithAmounts rec = new AccountWithAmounts();
 758                     rec.account = acc.toDBO();
 759
 760                     if (isInterrupted())
 761                         return;
 762
 763                     rec.amounts = new ArrayList<>();
 764                     for (LedgerAmount amt : acc.getAmounts()) {
 765                         AccountValue av = new AccountValue();
 766                         av.setCurrency(amt.getCurrency());
 767                         av.setValue(amt.getAmount());
 768
 769                         rec.amounts.add(av);
 770                     }
 771
 772                     list.add(rec);
 773                 }
 774
 775                 if (isInterrupted())
 776                     return;
 777
 778                 dao.storeAccountsSync(list, profile.getId());
 779             });
 780         }
 781         private void storeDescription(SQLiteDatabase db, int generation, String description,
 782                                       String descriptionUpper) {
 783             db.execSQL("UPDATE description_history SET description=?, generation=? WHERE " +
 784                        "description_upper=?", new Object[]{description, generation, descriptionUpper
 785             });
 786             db.execSQL(
 787                     "INSERT INTO description_history(description, description_upper, generation) " +
 788                     "select ?,?,? WHERE (select changes() = 0)",
 789                     new Object[]{description, descriptionUpper, generation
 790                     });
 791         }
 792     }
 793 }