working on tag module
This commit is contained in:
6
tags/build.gradle.kts
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6
tags/build.gradle.kts
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description = "Umbrella : Tags"
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dependencies{
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implementation(project(":core"))
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}
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/* © SRSoftware 2025 */
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package de.srsoftware.umbrella.tags;
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public class Constants {
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private Constants(){}
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public static final String CONFIG_DATABASE = "umbrella.modules.tags.database";
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public static final String DB_VERSION = "project_db_version";
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public static final String MODULE = "module";
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public static final String TABLE_TAGS = "tags";
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public static final String TAG = "tag";
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}
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129
tags/src/main/java/de/srsoftware/umbrella/tags/SqliteDb.java
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129
tags/src/main/java/de/srsoftware/umbrella/tags/SqliteDb.java
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/* © SRSoftware 2025 */
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package de.srsoftware.umbrella.tags;
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import static de.srsoftware.tools.jdbc.Condition.equal;
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import static de.srsoftware.tools.jdbc.Query.*;
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import static de.srsoftware.tools.jdbc.Query.SelectQuery.ALL;
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import static de.srsoftware.umbrella.core.Constants.*;
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import static de.srsoftware.umbrella.core.Constants.ERROR_FAILED_CREATE_TABLE;
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import static de.srsoftware.umbrella.core.Constants.USER_ID;
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import static de.srsoftware.umbrella.tags.Constants.*;
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import static java.lang.System.Logger.Level.ERROR;
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import static java.lang.System.Logger.Level.INFO;
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import static java.text.MessageFormat.format;
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import de.srsoftware.tools.jdbc.Query;
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import de.srsoftware.umbrella.core.exceptions.UmbrellaException;
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import java.sql.Connection;
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import java.sql.SQLException;
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import java.util.Collection;
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import java.util.HashSet;
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import java.util.Set;
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public class SqliteDb implements TagDB{
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private static final int INITIAL_DB_VERSION = 1;
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private static final System.Logger LOG = System.getLogger("TagDB");
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private final Connection db;
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public SqliteDb(Connection conn) {
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this.db = conn;
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init();
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}
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private int createTables() {
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createTagTables();
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return createSettingsTable();
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}
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private int createSettingsTable() {
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var createTable = """
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CREATE TABLE IF NOT EXISTS {0} ( {1} VARCHAR(255) PRIMARY KEY, {2} VARCHAR(255) NOT NULL);
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""";
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try {
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var stmt = db.prepareStatement(format(createTable,TABLE_SETTINGS, KEY, VALUE));
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stmt.execute();
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stmt.close();
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} catch (SQLException e) {
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LOG.log(ERROR,ERROR_FAILED_CREATE_TABLE,TABLE_SETTINGS,e);
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throw new RuntimeException(e);
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}
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Integer version = null;
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try {
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var rs = select(VALUE).from(TABLE_SETTINGS).where(KEY, equal(DB_VERSION)).exec(db);
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if (rs.next()) version = rs.getInt(VALUE);
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rs.close();
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if (version == null) {
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version = INITIAL_DB_VERSION;
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insertInto(TABLE_SETTINGS, KEY, VALUE).values(DB_VERSION,version).execute(db).close();
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}
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return version;
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} catch (SQLException e) {
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LOG.log(ERROR,ERROR_READ_TABLE,DB_VERSION,TABLE_SETTINGS,e);
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throw new RuntimeException(e);
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}
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}
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private void createTagTables() {
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var createTable = """
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CREATE TABLE IF NOT EXISTS "{0}" (
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{1} VARCHAR(255) NOT NULL,
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{2} VARCHAR(20) NOT NULL,
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{3} INTEGER NOT NULL,
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{4} INTEGER NOT NULL,
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PRIMARY KEY ({1}, {2}, {3}, {4})
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)""";
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try {
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var stmt = db.prepareStatement(format(createTable,TABLE_TAGS, TAG, MODULE, ID, USER_ID));
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stmt.execute();
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stmt.close();
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} catch (SQLException e) {
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LOG.log(ERROR,ERROR_FAILED_CREATE_TABLE,TABLE_TAGS,e);
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throw new RuntimeException(e);
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}
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}
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@Override
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public String delete(long userId, String module, long entityId, String tag) {
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try {
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Query.delete().from(TABLE_TAGS)
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.where(TAG,equal(tag)).where(MODULE,equal(module)).where(ID,equal(entityId)).where(USER_ID,equal(userId))
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.execute(db);
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return tag;
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} catch (SQLException e){
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throw new UmbrellaException("Failed to save tag {0}",tag);
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}
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}
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private void init(){
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var version = createTables();
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LOG.log(INFO,"Updated task db to version {0}",version);
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}
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@Override
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public Set<String> list(long userId, String module, long entityId) {
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try {
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var tags = new HashSet<String>();
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var rs = select(TAG).from(TABLE_TAGS).where(MODULE,equal(module)).where(ID,equal(entityId)).where(USER_ID,equal(userId)).exec(db);
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while (rs.next()) tags.add(rs.getString(1));
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rs.close();
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return tags;
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} catch (SQLException e) {
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throw new UmbrellaException("Failed to load tags");
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}
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}
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@Override
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public String save(Collection<Long> userIds, String module, long entityId, String tag) {
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try {
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var query = replaceInto(TABLE_TAGS,USER_ID,MODULE,ID,TAG);
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for (var userId : userIds) query.values(userId,module,entityId,tag);
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query.execute(db).close();
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return tag;
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} catch (SQLException e){
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throw new UmbrellaException("Failed to save tag {0}",tag);
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}
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}
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}
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13
tags/src/main/java/de/srsoftware/umbrella/tags/TagDB.java
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13
tags/src/main/java/de/srsoftware/umbrella/tags/TagDB.java
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@@ -0,0 +1,13 @@
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/* © SRSoftware 2025 */
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package de.srsoftware.umbrella.tags;
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import java.util.Collection;
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import java.util.Set;
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public interface TagDB {
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Object delete(long userId, String module, long entityId, String tag);
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Set<String> list(long id, String module, long entityId);
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String save(Collection<Long> userIds, String module, long entityId, String tag);
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}
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112
tags/src/main/java/de/srsoftware/umbrella/tags/TagModule.java
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112
tags/src/main/java/de/srsoftware/umbrella/tags/TagModule.java
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@@ -0,0 +1,112 @@
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/* © SRSoftware 2025 */
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package de.srsoftware.umbrella.tags;
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import static de.srsoftware.umbrella.core.ConnectionProvider.connect;
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import static de.srsoftware.umbrella.core.Constants.*;
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import static de.srsoftware.umbrella.core.ResponseCode.HTTP_UNPROCESSABLE;
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import static de.srsoftware.umbrella.core.exceptions.UmbrellaException.missingFieldException;
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import static de.srsoftware.umbrella.core.exceptions.UmbrellaException.unprocessable;
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import static de.srsoftware.umbrella.tags.Constants.CONFIG_DATABASE;
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import static de.srsoftware.umbrella.tags.Constants.TAG;
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import static java.net.HttpURLConnection.HTTP_OK;
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import com.sun.net.httpserver.HttpExchange;
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import de.srsoftware.configuration.Configuration;
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import de.srsoftware.tools.Path;
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import de.srsoftware.tools.SessionToken;
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import de.srsoftware.umbrella.core.BaseHandler;
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import de.srsoftware.umbrella.core.api.TagService;
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import de.srsoftware.umbrella.core.api.UserService;
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import de.srsoftware.umbrella.core.exceptions.UmbrellaException;
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import de.srsoftware.umbrella.core.model.Token;
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import org.json.JSONArray;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Optional;
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public class TagModule extends BaseHandler implements TagService {
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private final SqliteDb tagDb;
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private final UserService users;
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public TagModule(Configuration config, UserService userService) {
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var dbFile = config.get(CONFIG_DATABASE).orElseThrow(() -> missingFieldException(CONFIG_DATABASE));
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tagDb = new SqliteDb(connect(dbFile));
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users = userService;
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}
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@Override
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public boolean doDelete(Path path, HttpExchange ex) throws IOException {
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addCors(ex);
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try {
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Optional<Token> token = SessionToken.from(ex).map(Token::of);
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var user = users.loadUser(token);
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if (user.isEmpty()) return unauthorized(ex);
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var module = path.pop();
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if (module == null) throw unprocessable("Module missing in path.");
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var head = path.pop();
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long entityId = Long.parseLong(head);
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var tag = tagDb.delete(user.get().id(),module,entityId,body(ex));
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return sendContent(ex, tag);
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} catch (NumberFormatException e){
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return sendContent(ex,HTTP_UNPROCESSABLE,"Entity id missing in path.");
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} catch (UmbrellaException e){
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return send(ex,e);
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}
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}
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@Override
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public boolean doGet(Path path, HttpExchange ex) throws IOException {
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addCors(ex);
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try {
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Optional<Token> token = SessionToken.from(ex).map(Token::of);
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var user = users.loadUser(token);
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if (user.isEmpty()) return unauthorized(ex);
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var module = path.pop();
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if (module == null) throw unprocessable("Module missing in path.");
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var head = path.pop();
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long entityId = Long.parseLong(head);
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var tags = tagDb.list(user.get().id(),module,entityId);
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return sendContent(ex, tags);
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} catch (NumberFormatException e){
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return sendContent(ex,HTTP_UNPROCESSABLE,"Entity id missing in path.");
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} catch (UmbrellaException e){
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return send(ex,e);
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}
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}
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@Override
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public boolean doOptions(Path path, HttpExchange ex) throws IOException {
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addCors(ex);
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return sendEmptyResponse(HTTP_OK,ex);
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}
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@Override
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public boolean doPost(Path path, HttpExchange ex) throws IOException {
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addCors(ex);
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try {
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Optional<Token> token = SessionToken.from(ex).map(Token::of);
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var user = users.loadUser(token);
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if (user.isEmpty()) return unauthorized(ex);
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var module = path.pop();
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if (module == null) throw unprocessable("Module missing in path.");
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var head = path.pop();
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long entityId = Long.parseLong(head);
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var json = json(ex);
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if (!(json.has(TAG) && json.get(TAG) instanceof String tag)) throw missingFieldException(TAG);
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List<Long> userList = json.has(USER_LIST) && json.get(USER_LIST) instanceof JSONArray arr ?
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arr.toList().stream().filter(elem -> elem instanceof Number).map(elem -> (Number) elem).map(Number::longValue).toList()
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: List.of(user.get().id());
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if (userList.isEmpty()) throw missingFieldException(USER_LIST);
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tag = tagDb.save(userList, module, entityId, tag);
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return sendContent(ex, tag);
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} catch (NumberFormatException e) {
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return sendContent(ex, HTTP_UNPROCESSABLE, "Entity id missing in path.");
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} catch (UmbrellaException e) {
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return send(ex, e);
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}
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}
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}
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