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Drop support for old db

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tarsin committed 2023-02-22 19:11:57 +08:00
1 parent 8fc8dd2960
commit 060bcc76ef
3 files changed
+3 -42
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app/src/main/java/com/hippo/ehviewer/EhDB.java
+1 -42
View File
@@ -57,48 +57,8 @@ import java.util.List;
public class EhDB {
private static final int CUR_DB_VER = 4;
private static final EhDatabase db = EhApplication.getEhDatabase();
private static void upgradeDB(SQLiteDatabase db, int oldVersion) {
switch (oldVersion) {
case 1: // 1 to 2, add FILTER
db.execSQL("CREATE TABLE IF NOT EXISTS \"FILTER\" (" + //
"\"_id\" INTEGER PRIMARY KEY ," + // 0: id
"\"MODE\" INTEGER NOT NULL ," + // 1: mode
"\"TEXT\" TEXT," + // 2: text
"\"ENABLE\" INTEGER);"); // 3: enable
case 2: // 2 to 3, add ENABLE column to table FILTER
db.execSQL("CREATE TABLE " + "\"FILTER2\" (" +
"\"_id\" INTEGER PRIMARY KEY ," +
"\"MODE\" INTEGER NOT NULL ," +
"\"TEXT\" TEXT," +
"\"ENABLE\" INTEGER);");
db.execSQL("INSERT INTO \"FILTER2\" (" +
"_id, MODE, TEXT, ENABLE)" +
"SELECT _id, MODE, TEXT, 1 FROM FILTER;");
db.execSQL("DROP TABLE FILTER");
db.execSQL("ALTER TABLE FILTER2 RENAME TO FILTER");
case 3: // 3 to 4, add PAGE_FROM and PAGE_TO column to QUICK_SEARCH
db.execSQL("CREATE TABLE " + "\"QUICK_SEARCH2\" (" +
"\"_id\" INTEGER PRIMARY KEY ," +
"\"NAME\" TEXT," +
"\"MODE\" INTEGER NOT NULL ," +
"\"CATEGORY\" INTEGER NOT NULL ," +
"\"KEYWORD\" TEXT," +
"\"ADVANCE_SEARCH\" INTEGER NOT NULL ," +
"\"MIN_RATING\" INTEGER NOT NULL ," +
"\"PAGE_FROM\" INTEGER NOT NULL ," +
"\"PAGE_TO\" INTEGER NOT NULL ," +
"\"TIME\" INTEGER NOT NULL );");
db.execSQL("INSERT INTO \"QUICK_SEARCH2\" (" +
"_id, NAME, MODE, CATEGORY, KEYWORD, ADVANCE_SEARCH, MIN_RATING, PAGE_FROM, PAGE_TO, TIME)" +
"SELECT _id, NAME, MODE, CATEGORY, KEYWORD, ADVANCE_SEARCH, MIN_RATING, -1, -1, TIME FROM QUICK_SEARCH;");
db.execSQL("DROP TABLE QUICK_SEARCH");
db.execSQL("ALTER TABLE QUICK_SEARCH2 RENAME TO QUICK_SEARCH");
}
}
public static synchronized List<DownloadInfo> getAllDownloadInfo() {
DownloadsDao dao = db.downloadsDao();
List<DownloadInfo> list = dao.list();
@@ -488,8 +448,7 @@ public class EhDB {
int newVersion = CUR_DB_VER;
int oldVersion = oldDB.getVersion();
if (oldVersion < newVersion) {
upgradeDB(oldDB, oldVersion);
oldDB.setVersion(newVersion);
return context.getString(R.string.db_version_too_low);
} else if (oldVersion > newVersion) {
return context.getString(R.string.db_version_too_high);
}