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.Bundle;
  26 import android.text.TextUtils;
  27 import android.util.SparseArray;
  28
  29 import androidx.annotation.Nullable;
  30
  31 import net.ktnx.mobileledger.App;
  32 import net.ktnx.mobileledger.R;
  33 import net.ktnx.mobileledger.async.DbOpQueue;
  34 import net.ktnx.mobileledger.json.API;
  35 import net.ktnx.mobileledger.ui.profiles.ProfileDetailActivity;
  36 import net.ktnx.mobileledger.ui.profiles.ProfileDetailFragment;
  37 import net.ktnx.mobileledger.utils.Logger;
  38 import net.ktnx.mobileledger.utils.Misc;
  39 import net.ktnx.mobileledger.utils.SimpleDate;
  40
  41 import org.jetbrains.annotations.Contract;
  42
  43 import java.util.ArrayList;
  44 import java.util.HashMap;
  45 import java.util.List;
  46 import java.util.Locale;
  47 import java.util.Map;
  48 import java.util.Objects;
  49
  50 import static net.ktnx.mobileledger.utils.Logger.debug;
  51
  52 public final class MobileLedgerProfile {
  53     // N.B. when adding new fields, update the copy-constructor below
  54     private final long id;
  55     private String name;
  56     private boolean permitPosting;
  57     private boolean showCommentsByDefault;
  58     private boolean showCommodityByDefault;
  59     private String defaultCommodity;
  60     private String preferredAccountsFilter;
  61     private String url;
  62     private boolean authEnabled;
  63     private String authUserName;
  64     private String authPassword;
  65     private int themeHue;
  66     private int orderNo = -1;
  67     private API apiVersion = API.auto;
  68     private FutureDates futureDates = FutureDates.None;
  69     private boolean accountsLoaded;
  70     private boolean transactionsLoaded;
  71     private HledgerVersion detectedVersion;
  72     // N.B. when adding new fields, update the copy-constructor below
  73     transient private AccountAndTransactionListSaver accountAndTransactionListSaver;
  74     public MobileLedgerProfile(long id) {
  75         this.id = id;
  76     }
  77     public MobileLedgerProfile(MobileLedgerProfile origin) {
  78         id = origin.id;
  79         name = origin.name;
  80         permitPosting = origin.permitPosting;
  81         showCommentsByDefault = origin.showCommentsByDefault;
  82         showCommodityByDefault = origin.showCommodityByDefault;
  83         preferredAccountsFilter = origin.preferredAccountsFilter;
  84         url = origin.url;
  85         authEnabled = origin.authEnabled;
  86         authUserName = origin.authUserName;
  87         authPassword = origin.authPassword;
  88         themeHue = origin.themeHue;
  89         orderNo = origin.orderNo;
  90         futureDates = origin.futureDates;
  91         apiVersion = origin.apiVersion;
  92         defaultCommodity = origin.defaultCommodity;
  93         accountsLoaded = origin.accountsLoaded;
  94         transactionsLoaded = origin.transactionsLoaded;
  95         if (origin.detectedVersion != null)
  96             detectedVersion = new HledgerVersion(origin.detectedVersion);
  97     }
  98     // loads all profiles into Data.profiles
  99     // returns the profile with the given UUID
 100     public static MobileLedgerProfile loadAllFromDB(long currentProfileId) {
 101         MobileLedgerProfile result = null;
 102         ArrayList<MobileLedgerProfile> list = new ArrayList<>();
 103         SQLiteDatabase db = App.getDatabase();
 104         try (Cursor cursor = db.rawQuery("SELECT id, name, url, use_authentication, auth_user, " +
 105                                          "auth_password, permit_posting, theme, order_no, " +
 106                                          "preferred_accounts_filter, future_dates, api_version, " +
 107                                          "show_commodity_by_default, default_commodity, " +
 108                                          "show_comments_by_default, detected_version_pre_1_19, " +
 109                                          "detected_version_major, detected_version_minor FROM " +
 110                                          "profiles order by order_no", null))
 111         {
 112             while (cursor.moveToNext()) {
 113                 MobileLedgerProfile item = new MobileLedgerProfile(cursor.getLong(0));
 114                 item.setName(cursor.getString(1));
 115                 item.setUrl(cursor.getString(2));
 116                 item.setAuthEnabled(cursor.getInt(3) == 1);
 117                 item.setAuthUserName(cursor.getString(4));
 118                 item.setAuthPassword(cursor.getString(5));
 119                 item.setPostingPermitted(cursor.getInt(6) == 1);
 120                 item.setThemeId(cursor.getInt(7));
 121                 item.orderNo = cursor.getInt(8);
 122                 item.setPreferredAccountsFilter(cursor.getString(9));
 123                 item.setFutureDates(cursor.getInt(10));
 124                 item.setApiVersion(cursor.getInt(11));
 125                 item.setShowCommodityByDefault(cursor.getInt(12) == 1);
 126                 item.setDefaultCommodity(cursor.getString(13));
 127                 item.setShowCommentsByDefault(cursor.getInt(14) == 1);
 128                 {
 129                     boolean pre_1_20 = cursor.getInt(15) == 1;
 130                     int major = cursor.getInt(16);
 131                     int minor = cursor.getInt(17);
 132
 133                     if (!pre_1_20 && major == 0 && minor == 0) {
 134                         item.detectedVersion = null;
 135                     }
 136                     else if (pre_1_20) {
 137                         item.detectedVersion = new HledgerVersion(true);
 138                     }
 139                     else {
 140                         item.detectedVersion = new HledgerVersion(major, minor);
 141                     }
 142                 }
 143                 list.add(item);
 144                 if (item.getId() == currentProfileId)
 145                     result = item;
 146             }
 147         }
 148         Data.profiles.postValue(list);
 149         return result;
 150     }
 151     public static void storeProfilesOrder() {
 152         SQLiteDatabase db = App.getDatabase();
 153         db.beginTransactionNonExclusive();
 154         try {
 155             int orderNo = 0;
 156             for (MobileLedgerProfile p : Objects.requireNonNull(Data.profiles.getValue())) {
 157                 db.execSQL("update profiles set order_no=? where uuid=?",
 158                         new Object[]{orderNo, p.getId()});
 159                 p.orderNo = orderNo;
 160                 orderNo++;
 161             }
 162             db.setTransactionSuccessful();
 163         }
 164         finally {
 165             db.endTransaction();
 166         }
 167     }
 168     static public void startEditProfileActivity(Context context, MobileLedgerProfile profile) {
 169         Intent intent = new Intent(context, ProfileDetailActivity.class);
 170         Bundle args = new Bundle();
 171         if (profile != null) {
 172             int index = Data.getProfileIndex(profile);
 173             if (index != -1)
 174                 intent.putExtra(ProfileDetailFragment.ARG_ITEM_ID, index);
 175         }
 176         intent.putExtras(args);
 177         context.startActivity(intent, args);
 178     }
 179     public HledgerVersion getDetectedVersion() {
 180         return detectedVersion;
 181     }
 182     public void setDetectedVersion(HledgerVersion detectedVersion) {
 183         this.detectedVersion = detectedVersion;
 184     }
 185     @Contract(value = "null -> false", pure = true)
 186     @Override
 187     public boolean equals(@Nullable Object obj) {
 188         if (obj == null)
 189             return false;
 190         if (obj == this)
 191             return true;
 192         if (obj.getClass() != this.getClass())
 193             return false;
 194
 195         MobileLedgerProfile p = (MobileLedgerProfile) obj;
 196         if (id != p.id)
 197             return false;
 198         if (!name.equals(p.name))
 199             return false;
 200         if (permitPosting != p.permitPosting)
 201             return false;
 202         if (showCommentsByDefault != p.showCommentsByDefault)
 203             return false;
 204         if (showCommodityByDefault != p.showCommodityByDefault)
 205             return false;
 206         if (!Objects.equals(defaultCommodity, p.defaultCommodity))
 207             return false;
 208         if (!Objects.equals(preferredAccountsFilter, p.preferredAccountsFilter))
 209             return false;
 210         if (!Objects.equals(url, p.url))
 211             return false;
 212         if (authEnabled != p.authEnabled)
 213             return false;
 214         if (!Objects.equals(authUserName, p.authUserName))
 215             return false;
 216         if (!Objects.equals(authPassword, p.authPassword))
 217             return false;
 218         if (themeHue != p.themeHue)
 219             return false;
 220         if (apiVersion != p.apiVersion)
 221             return false;
 222         if (!Objects.equals(detectedVersion, p.detectedVersion))
 223             return false;
 224         return futureDates == p.futureDates;
 225     }
 226     public boolean getShowCommentsByDefault() {
 227         return showCommentsByDefault;
 228     }
 229     public void setShowCommentsByDefault(boolean newValue) {
 230         this.showCommentsByDefault = newValue;
 231     }
 232     public boolean getShowCommodityByDefault() {
 233         return showCommodityByDefault;
 234     }
 235     public void setShowCommodityByDefault(boolean showCommodityByDefault) {
 236         this.showCommodityByDefault = showCommodityByDefault;
 237     }
 238     public String getDefaultCommodity() {
 239         return defaultCommodity;
 240     }
 241     public void setDefaultCommodity(String defaultCommodity) {
 242         this.defaultCommodity = defaultCommodity;
 243     }
 244     public void setDefaultCommodity(CharSequence defaultCommodity) {
 245         if (defaultCommodity == null)
 246             this.defaultCommodity = null;
 247         else
 248             this.defaultCommodity = String.valueOf(defaultCommodity);
 249     }
 250     public API getApiVersion() {
 251         return apiVersion;
 252     }
 253     public void setApiVersion(API apiVersion) {
 254         this.apiVersion = apiVersion;
 255     }
 256     public void setApiVersion(int apiVersion) {
 257         this.apiVersion = API.valueOf(apiVersion);
 258     }
 259     public FutureDates getFutureDates() {
 260         return futureDates;
 261     }
 262     public void setFutureDates(int anInt) {
 263         futureDates = FutureDates.valueOf(anInt);
 264     }
 265     public void setFutureDates(FutureDates futureDates) {
 266         this.futureDates = futureDates;
 267     }
 268     public String getPreferredAccountsFilter() {
 269         return preferredAccountsFilter;
 270     }
 271     public void setPreferredAccountsFilter(String preferredAccountsFilter) {
 272         this.preferredAccountsFilter = preferredAccountsFilter;
 273     }
 274     public void setPreferredAccountsFilter(CharSequence preferredAccountsFilter) {
 275         setPreferredAccountsFilter(String.valueOf(preferredAccountsFilter));
 276     }
 277     public boolean isPostingPermitted() {
 278         return permitPosting;
 279     }
 280     public void setPostingPermitted(boolean permitPosting) {
 281         this.permitPosting = permitPosting;
 282     }
 283     public long getId() {
 284         return id;
 285     }
 286     public String getName() {
 287         return name;
 288     }
 289     public void setName(CharSequence text) {
 290         setName(String.valueOf(text));
 291     }
 292     public void setName(String name) {
 293         this.name = name;
 294     }
 295     public String getUrl() {
 296         return url;
 297     }
 298     public void setUrl(CharSequence text) {
 299         setUrl(String.valueOf(text));
 300     }
 301     public void setUrl(String url) {
 302         this.url = url;
 303     }
 304     public boolean isAuthEnabled() {
 305         return authEnabled;
 306     }
 307     public void setAuthEnabled(boolean authEnabled) {
 308         this.authEnabled = authEnabled;
 309     }
 310     public String getAuthUserName() {
 311         return authUserName;
 312     }
 313     public void setAuthUserName(CharSequence text) {
 314         setAuthUserName(String.valueOf(text));
 315     }
 316     public void setAuthUserName(String authUserName) {
 317         this.authUserName = authUserName;
 318     }
 319     public String getAuthPassword() {
 320         return authPassword;
 321     }
 322     public void setAuthPassword(CharSequence text) {
 323         setAuthPassword(String.valueOf(text));
 324     }
 325     public void setAuthPassword(String authPassword) {
 326         this.authPassword = authPassword;
 327     }
 328     public void storeInDB() {
 329         SQLiteDatabase db = App.getDatabase();
 330         db.beginTransactionNonExclusive();
 331         try {
 332 //            debug("profiles", String.format("Storing profile in DB: uuid=%s, name=%s, " +
 333 //                                            "url=%s, permit_posting=%s, authEnabled=%s, " +
 334 //                                            "themeHue=%d", uuid, name, url,
 335 //                    permitPosting ? "TRUE" : "FALSE", authEnabled ? "TRUE" : "FALSE", themeHue));
 336             db.execSQL("REPLACE INTO profiles(id, name, permit_posting, url, " +
 337                        "use_authentication, auth_user, auth_password, theme, order_no, " +
 338                        "preferred_accounts_filter, future_dates, api_version, " +
 339                        "show_commodity_by_default, default_commodity, show_comments_by_default," +
 340                        "detected_version_pre_1_19, detected_version_major, " +
 341                        "detected_version_minor) " +
 342                        "VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)",
 343                     new Object[]{id, name, permitPosting, url, authEnabled,
 344                                  authEnabled ? authUserName : null,
 345                                  authEnabled ? authPassword : null, themeHue, orderNo,
 346                                  preferredAccountsFilter, futureDates.toInt(), apiVersion.toInt(),
 347                                  showCommodityByDefault, defaultCommodity, showCommentsByDefault,
 348                                  (detectedVersion != null) && detectedVersion.isPre_1_20_1(),
 349                                  (detectedVersion == null) ? 0 : detectedVersion.getMajor(),
 350                                  (detectedVersion == null) ? 0 : detectedVersion.getMinor()
 351                     });
 352             db.setTransactionSuccessful();
 353         }
 354         finally {
 355             db.endTransaction();
 356         }
 357     }
 358     public void storeAccount(SQLiteDatabase db, int generation, LedgerAccount acc,
 359                              boolean storeUiFields) {
 360         // replace into is a bad idea because it would reset hidden to its default value
 361         // we like the default, but for new accounts only
 362         String sql = "update accounts set generation = ?";
 363         List<Object> params = new ArrayList<>();
 364         params.add(generation);
 365         if (storeUiFields) {
 366             sql += ", expanded=?";
 367             params.add(acc.isExpanded() ? 1 : 0);
 368         }
 369         sql += " where profile=? and name=?";
 370         params.add(id);
 371         params.add(acc.getName());
 372         db.execSQL(sql, params.toArray());
 373
 374         db.execSQL("insert into accounts(profile, name, name_upper, parent_name, level, " +
 375                    "expanded, generation) select ?,?,?,?,?,0,? where (select changes() = 0)",
 376                 new Object[]{id, acc.getName(), acc.getName().toUpperCase(), acc.getParentName(),
 377                              acc.getLevel(), generation
 378                 });
 379 //        debug("accounts", String.format("Stored account '%s' in DB [%s]", acc.getName(), uuid));
 380     }
 381     public void storeAccountValue(SQLiteDatabase db, int generation, String name, String currency,
 382                                   Float amount) {
 383         if (!TextUtils.isEmpty(currency)) {
 384             boolean exists;
 385             try (Cursor c = db.rawQuery("select 1 from currencies where name=?",
 386                     new String[]{currency}))
 387             {
 388                 exists = c.moveToFirst();
 389             }
 390             if (!exists) {
 391                 db.execSQL(
 392                         "insert into currencies(id, name, position, has_gap) values((select max" +
 393                         "(id) from currencies)+1, ?, ?, ?)", new Object[]{currency,
 394                                                                           Objects.requireNonNull(
 395                                                                                   Data.currencySymbolPosition.getValue()).toString(),
 396                                                                           Data.currencyGap.getValue()
 397                         });
 398             }
 399         }
 400
 401         db.execSQL("replace into account_values(profile, account, " +
 402                    "currency, value, generation) values(?, ?, ?, ?, ?);",
 403                 new Object[]{id, name, Misc.emptyIsNull(currency), amount, generation});
 404     }
 405     public void storeTransaction(SQLiteDatabase db, int generation, LedgerTransaction tr) {
 406         tr.fillDataHash();
 407 //        Logger.debug("storeTransaction", String.format(Locale.US, "ID %d", tr.getId()));
 408         SimpleDate d = tr.getDate();
 409         db.execSQL("UPDATE transactions SET year=?, month=?, day=?, description=?, comment=?, " +
 410                    "data_hash=?, generation=? WHERE profile=? AND id=?",
 411                 new Object[]{d.year, d.month, d.day, tr.getDescription(), tr.getComment(),
 412                              tr.getDataHash(), generation, id, tr.getId()
 413                 });
 414         db.execSQL("INSERT INTO transactions(profile, id, year, month, day, description, " +
 415                    "comment, data_hash, generation) " +
 416                    "select ?,?,?,?,?,?,?,?,? WHERE (select changes() = 0)",
 417                 new Object[]{id, tr.getId(), tr.getDate().year, tr.getDate().month,
 418                              tr.getDate().day, tr.getDescription(), tr.getComment(),
 419                              tr.getDataHash(), generation
 420                 });
 421
 422         int accountOrderNo = 1;
 423         for (LedgerTransactionAccount item : tr.getAccounts()) {
 424             db.execSQL("UPDATE transaction_accounts SET account_name=?, amount=?, currency=?, " +
 425                        "comment=?, generation=? " +
 426                        "WHERE profile=? AND transaction_id=? AND order_no=?",
 427                     new Object[]{item.getAccountName(), item.getAmount(),
 428                                  Misc.nullIsEmpty(item.getCurrency()), item.getComment(),
 429                                  generation, id, tr.getId(), accountOrderNo
 430                     });
 431             db.execSQL("INSERT INTO transaction_accounts(profile, transaction_id, " +
 432                        "order_no, account_name, amount, currency, comment, generation) " +
 433                        "select ?, ?, ?, ?, ?, ?, ?, ? WHERE (select changes() = 0)",
 434                     new Object[]{id, tr.getId(), accountOrderNo, item.getAccountName(),
 435                                  item.getAmount(), Misc.nullIsEmpty(item.getCurrency()),
 436                                  item.getComment(), generation
 437                     });
 438
 439             accountOrderNo++;
 440         }
 441 //        debug("profile", String.format("Transaction %d stored", tr.getId()));
 442     }
 443     public String getOption(String name, String default_value) {
 444         SQLiteDatabase db = App.getDatabase();
 445         try (Cursor cursor = db.rawQuery("select value from options where profile = ? and name=?",
 446                 new String[]{String.valueOf(id), name}))
 447         {
 448             if (cursor.moveToFirst()) {
 449                 String result = cursor.getString(0);
 450
 451                 if (result == null) {
 452                     debug("profile", "returning default value for " + name);
 453                     result = default_value;
 454                 }
 455                 else
 456                     debug("profile", String.format("option %s=%s", name, result));
 457
 458                 return result;
 459             }
 460             else
 461                 return default_value;
 462         }
 463         catch (Exception e) {
 464             debug("db", "returning default value for " + name, e);
 465             return default_value;
 466         }
 467     }
 468     public long getLongOption(String name, long default_value) {
 469         long longResult;
 470         String result = getOption(name, "");
 471         if ((result == null) || result.isEmpty()) {
 472             debug("profile", String.format("Returning default value for option %s", name));
 473             longResult = default_value;
 474         }
 475         else {
 476             try {
 477                 longResult = Long.parseLong(result);
 478                 debug("profile", String.format("option %s=%s", name, result));
 479             }
 480             catch (Exception e) {
 481                 debug("profile", String.format("Returning default value for option %s", name), e);
 482                 longResult = default_value;
 483             }
 484         }
 485
 486         return longResult;
 487     }
 488     public void setOption(String name, String value) {
 489         debug("profile", String.format("setting option %s=%s", name, value));
 490         DbOpQueue.add("insert or replace into options(profile, name, value) values(?, ?, ?);",
 491                 new String[]{String.valueOf(id), name, value});
 492     }
 493     public void setLongOption(String name, long value) {
 494         setOption(name, String.valueOf(value));
 495     }
 496     public void removeFromDB() {
 497         SQLiteDatabase db = App.getDatabase();
 498         debug("db", String.format(Locale.ROOT, "removing profile %d from DB", id));
 499         db.beginTransactionNonExclusive();
 500         try {
 501             Object[] id_param = new Object[]{id};
 502             db.execSQL("delete from transaction_accounts where profile=?", id_param);
 503             db.execSQL("delete from transactions where profile=?", id_param);
 504             db.execSQL("delete from account_values where profile=?", id_param);
 505             db.execSQL("delete from accounts where profile=?", id_param);
 506             db.execSQL("delete from options where profile=?", id_param);
 507             db.execSQL("delete from profiles where uuid=?", id_param);
 508             db.setTransactionSuccessful();
 509         }
 510         finally {
 511             db.endTransaction();
 512         }
 513     }
 514     public LedgerTransaction loadTransaction(int transactionId) {
 515         LedgerTransaction tr = new LedgerTransaction(transactionId, this.id);
 516         tr.loadData(App.getDatabase());
 517
 518         return tr;
 519     }
 520     public int getThemeHue() {
 521 //        debug("profile", String.format("Profile.getThemeHue() returning %d", themeHue));
 522         return this.themeHue;
 523     }
 524     public void setThemeHue(Object o) {
 525         setThemeId(Integer.parseInt(String.valueOf(o)));
 526     }
 527     public void setThemeId(int themeHue) {
 528 //        debug("profile", String.format("Profile.setThemeHue(%d) called", themeHue));
 529         this.themeHue = themeHue;
 530     }
 531     public int getNextTransactionsGeneration(SQLiteDatabase db) {
 532         int generation = 1;
 533         try (Cursor c = db.rawQuery("SELECT generation FROM transactions WHERE profile=? LIMIT 1",
 534                 new String[]{String.valueOf(id)}))
 535         {
 536             if (c.moveToFirst()) {
 537                 generation = c.getInt(0) + 1;
 538             }
 539         }
 540         return generation;
 541     }
 542     private int getNextAccountsGeneration(SQLiteDatabase db) {
 543         int generation = 1;
 544         try (Cursor c = db.rawQuery("SELECT generation FROM accounts WHERE profile=? LIMIT 1",
 545                 new String[]{String.valueOf(id)}))
 546         {
 547             if (c.moveToFirst()) {
 548                 generation = c.getInt(0) + 1;
 549             }
 550         }
 551         return generation;
 552     }
 553     private void deleteNotPresentAccounts(SQLiteDatabase db, int generation) {
 554         Logger.debug("db/benchmark", "Deleting obsolete accounts");
 555         db.execSQL("DELETE FROM account_values WHERE profile=? AND generation <> ?",
 556                 new Object[]{id, generation});
 557         db.execSQL("DELETE FROM accounts WHERE profile=? AND generation <> ?",
 558                 new Object[]{id, generation});
 559         Logger.debug("db/benchmark", "Done deleting obsolete accounts");
 560     }
 561     private void deleteNotPresentTransactions(SQLiteDatabase db, int generation) {
 562         Logger.debug("db/benchmark", "Deleting obsolete transactions");
 563         db.execSQL("DELETE FROM transaction_accounts WHERE profile=? AND generation <> ?",
 564                 new Object[]{id, generation});
 565         db.execSQL("DELETE FROM transactions WHERE profile=? AND generation <> ?",
 566                 new Object[]{id, generation});
 567         Logger.debug("db/benchmark", "Done deleting obsolete transactions");
 568     }
 569     public void wipeAllData() {
 570         SQLiteDatabase db = App.getDatabase();
 571         db.beginTransaction();
 572         try {
 573             String[] pUuid = new String[]{String.valueOf(id)};
 574             db.execSQL("delete from options where profile=?", pUuid);
 575             db.execSQL("delete from accounts where profile=?", pUuid);
 576             db.execSQL("delete from account_values where profile=?", pUuid);
 577             db.execSQL("delete from transactions where profile=?", pUuid);
 578             db.execSQL("delete from transaction_accounts where profile=?", pUuid);
 579             db.setTransactionSuccessful();
 580             debug("wipe", String.format(Locale.ENGLISH, "Profile %s wiped out", pUuid[0]));
 581         }
 582         finally {
 583             db.endTransaction();
 584         }
 585     }
 586     public List<Currency> getCurrencies() {
 587         SQLiteDatabase db = App.getDatabase();
 588
 589         ArrayList<Currency> result = new ArrayList<>();
 590
 591         try (Cursor c = db.rawQuery("SELECT c.id, c.name, c.position, c.has_gap FROM currencies c",
 592                 new String[]{}))
 593         {
 594             while (c.moveToNext()) {
 595                 Currency currency = new Currency(c.getInt(0), c.getString(1),
 596                         Currency.Position.valueOf(c.getString(2)), c.getInt(3) == 1);
 597                 result.add(currency);
 598             }
 599         }
 600
 601         return result;
 602     }
 603     Currency loadCurrencyByName(String name) {
 604         SQLiteDatabase db = App.getDatabase();
 605         Currency result = tryLoadCurrencyByName(db, name);
 606         if (result == null)
 607             throw new RuntimeException(String.format("Unable to load currency '%s'", name));
 608         return result;
 609     }
 610     private Currency tryLoadCurrencyByName(SQLiteDatabase db, String name) {
 611         try (Cursor cursor = db.rawQuery(
 612                 "SELECT c.id, c.name, c.position, c.has_gap FROM currencies c WHERE c.name=?",
 613                 new String[]{name}))
 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 void storeAccountAndTransactionListAsync(List<LedgerAccount> accounts,
 623                                                     List<LedgerTransaction> transactions) {
 624         if (accountAndTransactionListSaver != null)
 625             accountAndTransactionListSaver.interrupt();
 626
 627         accountAndTransactionListSaver =
 628                 new AccountAndTransactionListSaver(this, accounts, transactions);
 629         accountAndTransactionListSaver.start();
 630     }
 631     private Currency tryLoadCurrencyById(SQLiteDatabase db, int id) {
 632         try (Cursor cursor = db.rawQuery(
 633                 "SELECT c.id, c.name, c.position, c.has_gap FROM currencies c WHERE c.id=?",
 634                 new String[]{String.valueOf(id)}))
 635         {
 636             if (cursor.moveToFirst()) {
 637                 return new Currency(cursor.getInt(0), cursor.getString(1),
 638                         Currency.Position.valueOf(cursor.getString(2)), cursor.getInt(3) == 1);
 639             }
 640             return null;
 641         }
 642     }
 643     public Currency loadCurrencyById(int id) {
 644         SQLiteDatabase db = App.getDatabase();
 645         Currency result = tryLoadCurrencyById(db, id);
 646         if (result == null)
 647             throw new RuntimeException(String.format("Unable to load currency with id '%d'", id));
 648         return result;
 649     }
 650
 651     public enum FutureDates {
 652         None(0), OneWeek(7), TwoWeeks(14), OneMonth(30), TwoMonths(60), ThreeMonths(90),
 653         SixMonths(180), OneYear(365), All(-1);
 654         private static final SparseArray<FutureDates> map = new SparseArray<>();
 655
 656         static {
 657             for (FutureDates item : FutureDates.values()) {
 658                 map.put(item.value, item);
 659             }
 660         }
 661
 662         private final int value;
 663         FutureDates(int value) {
 664             this.value = value;
 665         }
 666         public static FutureDates valueOf(int i) {
 667             return map.get(i, None);
 668         }
 669         public int toInt() {
 670             return this.value;
 671         }
 672         public String getText(Resources resources) {
 673             switch (value) {
 674                 case 7:
 675                     return resources.getString(R.string.future_dates_7);
 676                 case 14:
 677                     return resources.getString(R.string.future_dates_14);
 678                 case 30:
 679                     return resources.getString(R.string.future_dates_30);
 680                 case 60:
 681                     return resources.getString(R.string.future_dates_60);
 682                 case 90:
 683                     return resources.getString(R.string.future_dates_90);
 684                 case 180:
 685                     return resources.getString(R.string.future_dates_180);
 686                 case 365:
 687                     return resources.getString(R.string.future_dates_365);
 688                 case -1:
 689                     return resources.getString(R.string.future_dates_all);
 690                 default:
 691                     return resources.getString(R.string.future_dates_none);
 692             }
 693         }
 694     }
 695
 696     private static class AccountAndTransactionListSaver extends Thread {
 697         private final MobileLedgerProfile profile;
 698         private final List<LedgerAccount> accounts;
 699         private final List<LedgerTransaction> transactions;
 700         AccountAndTransactionListSaver(MobileLedgerProfile profile, List<LedgerAccount> accounts,
 701                                        List<LedgerTransaction> transactions) {
 702             this.accounts = accounts;
 703             this.transactions = transactions;
 704             this.profile = profile;
 705         }
 706         public int getNextDescriptionsGeneration(SQLiteDatabase db) {
 707             int generation = 1;
 708             try (Cursor c = db.rawQuery("SELECT generation FROM description_history LIMIT 1",
 709                     null))
 710             {
 711                 if (c.moveToFirst()) {
 712                     generation = c.getInt(0) + 1;
 713                 }
 714             }
 715             return generation;
 716         }
 717         void deleteNotPresentDescriptions(SQLiteDatabase db, int generation) {
 718             Logger.debug("db/benchmark", "Deleting obsolete descriptions");
 719             db.execSQL("DELETE FROM description_history WHERE generation <> ?",
 720                     new Object[]{generation});
 721             db.execSQL("DELETE FROM description_history WHERE generation <> ?",
 722                     new Object[]{generation});
 723             Logger.debug("db/benchmark", "Done deleting obsolete descriptions");
 724         }
 725         @Override
 726         public void run() {
 727             SQLiteDatabase db = App.getDatabase();
 728             db.beginTransactionNonExclusive();
 729             try {
 730                 int accountsGeneration = profile.getNextAccountsGeneration(db);
 731                 if (isInterrupted())
 732                     return;
 733
 734                 int transactionsGeneration = profile.getNextTransactionsGeneration(db);
 735                 if (isInterrupted())
 736                     return;
 737
 738                 for (LedgerAccount acc : accounts) {
 739                     profile.storeAccount(db, accountsGeneration, acc, false);
 740                     if (isInterrupted())
 741                         return;
 742                     for (LedgerAmount amt : acc.getAmounts()) {
 743                         profile.storeAccountValue(db, accountsGeneration, acc.getName(),
 744                                 amt.getCurrency(), amt.getAmount());
 745                         if (isInterrupted())
 746                             return;
 747                     }
 748                 }
 749
 750                 for (LedgerTransaction tr : transactions) {
 751                     profile.storeTransaction(db, transactionsGeneration, tr);
 752                     if (isInterrupted())
 753                         return;
 754                 }
 755
 756                 profile.deleteNotPresentTransactions(db, transactionsGeneration);
 757                 if (isInterrupted()) {
 758                     return;
 759                 }
 760                 profile.deleteNotPresentAccounts(db, accountsGeneration);
 761                 if (isInterrupted())
 762                     return;
 763
 764                 Map<String, Boolean> unique = new HashMap<>();
 765
 766                 debug("descriptions", "Starting refresh");
 767                 int descriptionsGeneration = getNextDescriptionsGeneration(db);
 768                 try (Cursor c = db.rawQuery("SELECT distinct description from transactions",
 769                         null))
 770                 {
 771                     while (c.moveToNext()) {
 772                         String description = c.getString(0);
 773                         String descriptionUpper = description.toUpperCase();
 774                         if (unique.containsKey(descriptionUpper))
 775                             continue;
 776
 777                         storeDescription(db, descriptionsGeneration, description, descriptionUpper);
 778
 779                         unique.put(descriptionUpper, true);
 780                     }
 781                 }
 782                 deleteNotPresentDescriptions(db, descriptionsGeneration);
 783
 784                 db.setTransactionSuccessful();
 785             }
 786             finally {
 787                 db.endTransaction();
 788             }
 789         }
 790         private void storeDescription(SQLiteDatabase db, int generation, String description,
 791                                       String descriptionUpper) {
 792             db.execSQL("UPDATE description_history SET description=?, generation=? WHERE " +
 793                        "description_upper=?", new Object[]{description, generation, descriptionUpper
 794             });
 795             db.execSQL(
 796                     "INSERT INTO description_history(description, description_upper, generation) " +
 797                     "select ?,?,? WHERE (select changes() = 0)",
 798                     new Object[]{description, descriptionUpper, generation
 799                     });
 800         }
 801     }
 802 }