Database/src/main/java/fr/altarik/toolbox/database/AbstractSqlConnection.java

@@ -25,16 +25,18 @@ public abstract class AbstractSqlConnection implements SqlConnection {
         return connection;
     }
 
+    @Override
     public void closeConnection() {
         try {
-            if(!connection.isClosed()) {
+            close();
-                connection.close();
+        } catch (Exception ignored) {}
-                connection = null;
-            }
-        } catch(SQLException ignored) {
-            // no op
-        }
     }
 
-
+    @Override
+    public void close() throws Exception {
+        if(!connection.isClosed()) {
+            connection.close();
+            connection = null;
+        }
+    }
 }

Database/src/main/java/fr/altarik/toolbox/database/PostgresConnection.java

@@ -5,7 +5,7 @@ import java.sql.SQLException;
 
 public class PostgresConnection extends AbstractSqlConnection {
 
-    PostgresConnection(ConnectionConfig config) throws SQLException {
+    public PostgresConnection(ConnectionConfig config) throws SQLException {
         super(config);
     }
 

Database/src/main/java/fr/altarik/toolbox/database/SqlConnection.java

@@ -3,14 +3,30 @@ package fr.altarik.toolbox.database;
 import java.sql.Connection;
 import java.sql.SQLException;
 
-public interface SqlConnection {
+public interface SqlConnection extends AutoCloseable {
 
+    /**
+     * Start the connection to sql database
+     * @throws SQLException if unable to connect to database
+     */
     void connect() throws SQLException;
 
+    /**
+     * Get the sql connection
+     * @return the connection session
+     */
     Connection getConnection();
 
+    /**
+     * Reconnect you to database if it has closed or lost.
+     * @throws SQLException if unable to reconnect you
+     */
     void checkConnection() throws SQLException;
 
+    /**
+     * @deprecated replaced with {@link AutoCloseable#close()}
+     */
+    @Deprecated(forRemoval = true)
     void closeConnection();
 
 }

Database/src/main/java/fr/altarik/toolbox/database/keyvalue/KeyValueBuilder.java

@@ -0,0 +1,59 @@
+package fr.altarik.toolbox.database.keyvalue;
+
+import fr.altarik.toolbox.database.SqlConnection;
+import net.minecraft.util.Pair;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import java.sql.JDBCType;
+import java.sql.SQLException;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Objects;
+
+public class KeyValueBuilder {
+
+    private final String tableName;
+    private final List<AdditionalColumn> additionalColumns;
+    private final SqlConnection connection;
+
+    private KeyValueBuilder(SqlConnection connection, String tableName) {
+        this.connection = connection;
+        this.tableName = tableName;
+        this.additionalColumns = new ArrayList<>();
+    }
+
+    public static KeyValueBuilder builder(@NotNull SqlConnection connection, @NotNull String tableName) {
+        return new KeyValueBuilder(connection, tableName);
+    }
+
+    public KeyValueBuilder addColumn(AdditionalColumn additionalColumn) {
+        this.additionalColumns.add(additionalColumn);
+        return this;
+    }
+
+    public KeyValueConnection build() throws SQLException {
+        return new KeyValueConnection(connection, tableName, additionalColumns);
+    }
+
+    public record AdditionalColumn(@NotNull String columnName, @NotNull JDBCType type, boolean notNull, @Nullable AdditionalColumnReference reference) {
+        public AdditionalColumn {
+            Objects.requireNonNull(columnName);
+            Objects.requireNonNull(type);
+        }
+
+        public Pair<AdditionalColumn, Object> toPair(Object value) {
+            return new Pair<>(this, value);
+        }
+    }
+
+    public record AdditionalColumnReference(@NotNull String referenceTable, @NotNull String... referenceColumns) {
+        public AdditionalColumnReference {
+            Objects.requireNonNull(referenceTable);
+            if(Objects.requireNonNull(referenceColumns).length == 0)
+                throw new IllegalArgumentException("Reference Columns should not be empty");
+        }
+
+    }
+
+}

Database/src/main/java/fr/altarik/toolbox/database/keyvalue/KeyValueConnection.java

@@ -0,0 +1,146 @@
+package fr.altarik.toolbox.database.keyvalue;
+
+import fr.altarik.toolbox.database.SqlConnection;
+import net.minecraft.util.Pair;
+import org.jetbrains.annotations.Nullable;
+
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.sql.Statement;
+import java.util.List;
+
+public class KeyValueConnection {
+
+    private final SqlConnection connection;
+    private final String tableName;
+    private final List<KeyValueBuilder.AdditionalColumn> additionColumns;
+
+    public KeyValueConnection(SqlConnection connection, String tableName, List<KeyValueBuilder.AdditionalColumn> additionalColumns) throws SQLException {
+        this.connection = connection;
+        this.tableName = tableName;
+        this.additionColumns = additionalColumns;
+
+        try(Statement statement = connection.getConnection().createStatement()) {
+            StringBuilder sql = new StringBuilder("CREATE TABLE IF NOT EXISTS ").append(tableName).append("(id SERIAL,");
+            for(KeyValueBuilder.AdditionalColumn additionalColumn : additionalColumns) {
+                sql.append(additionalColumn.columnName()).append(" ").append(additionalColumn.type().getName());
+                if(additionalColumn.notNull()) {
+                    sql.append(" NOT NULL ");
+                }
+                if(additionalColumn.reference() != null) {
+                    sql.append("REFERENCES ").append(additionalColumn.reference().referenceTable()).append("(");
+                    for(int i = 0; i < additionalColumn.reference().referenceColumns().length; ++i) {
+                        sql.append(additionalColumn.reference().referenceColumns()[i]);
+                        if(i != additionalColumn.reference().referenceColumns().length - 1) {
+                            sql.append(", ");
+                        }
+                    }
+                    sql.append(")");
+                }
+                sql.append(",");
+                sql.append("key VARCHAR(50) NOT NULL,").append("value TEXT NOT NULL,").append("PRIMARY KEY(id)");
+            }
+            statement.executeUpdate(sql.toString());
+
+
+        }
+    }
+
+    public @Nullable String getValueById(int id) throws SQLException {
+        try(PreparedStatement preparedStatement = connection.getConnection().prepareStatement("SELECT value FROM " + tableName + " WHERE id=?")) {
+            preparedStatement.setInt(1, id);
+            ResultSet resultSet = preparedStatement.executeQuery();
+            if(resultSet.next()) {
+                return resultSet.getString(1);
+            }
+            return null;
+        }
+    }
+
+    public @Nullable String getValueByAdditionalColumnAndKey(String key, List<Pair<KeyValueBuilder.AdditionalColumn, Object>> additionalColumns) throws SQLException {
+        StringBuilder sql = new StringBuilder("SELECT value FROM ").append(tableName).append(" WHERE key=? AND ");
+        for(int i = 0; i < additionalColumns.size(); ++i) {
+            sql.append(additionalColumns.get(i).getLeft().columnName()).append("=?");
+            if(i != additionalColumns.size() - 1) {
+                sql.append(" AND ");
+            }
+        }
+        sql.append(";");
+        try(PreparedStatement preparedStatement = connection.getConnection().prepareStatement(sql.toString())) {
+            preparedStatement.setString(1, key);
+            for(int i = 0; i < additionalColumns.size(); ++i) {
+                preparedStatement.setObject(i + 1, additionalColumns.get(i).getRight());
+            }
+            ResultSet resultSet = preparedStatement.executeQuery();
+            if(resultSet.next())
+                return resultSet.getString(1);
+            return null;
+        }
+    }
+
+    public long insertValue(String key, String value, List<Pair<KeyValueBuilder.AdditionalColumn, Object>> additionalColumns) throws SQLException {
+        StringBuilder sql = new StringBuilder("INSERT INTO " + tableName + "(key, value");
+        for(int i = 0; i < additionalColumns.size(); ++i) {
+            if(i != additionalColumns.size() - 1) {
+                sql.append(", ");
+            }
+            sql.append(additionalColumns.get(i).getLeft().columnName());
+
+        }
+        sql.append(") VALUES (?, ?");
+        for(int i = 0; i < additionalColumns.size(); ++i) {
+            if(i != additionalColumns.size() - 1) {
+                sql.append(", ");
+            }
+            sql.append("?");
+        }
+        sql.append(");");
+        try(PreparedStatement preparedStatement = connection.getConnection().prepareStatement(sql.toString(), Statement.RETURN_GENERATED_KEYS)){
+            preparedStatement.setString(1, key);
+            preparedStatement.setString(2, value);
+            for(int i = 0; i < additionalColumns.size(); ++i) {
+                preparedStatement.setObject(i + 3, additionalColumns.get(i).getRight());
+            }
+            preparedStatement.executeUpdate();
+            try(ResultSet resultSet = preparedStatement.getGeneratedKeys()) {
+                if(resultSet.next()) {
+                    return resultSet.getLong(1);
+                }
+                return -1L;
+            }
+        }
+    }
+
+    public void updateValueById(String key, String value) throws SQLException {
+        try(PreparedStatement preparedStatement = connection.getConnection().prepareStatement("UPDATE " + tableName + " SET value=? WHERE key=?")) {
+            preparedStatement.setString(1, value);
+            preparedStatement.setString(2, key);
+            preparedStatement.executeUpdate();
+        }
+
+    }
+
+    public void updateValue(String key, String value, List<Pair<KeyValueBuilder.AdditionalColumn, Object>> additionalColumns) throws SQLException {
+        StringBuilder sql = new StringBuilder("UPDATE " + tableName + " SET value=? WHERE key=?");
+        for(int i = 0; i < additionalColumns.size(); ++i) {
+            if(i != additionalColumns.size() - 1) {
+                sql.append(" AND ");
+            }
+            sql.append(additionalColumns.get(i).getLeft().columnName()).append("=?");
+        }
+        sql.append(";");
+        try(PreparedStatement preparedStatement = connection.getConnection().prepareStatement(sql.toString())) {
+            preparedStatement.setString(1, value);
+            preparedStatement.setString(2, key);
+            for(int i = 0; i < additionalColumns.size(); ++i) {
+                preparedStatement.setObject(3 + i, additionalColumns.get(i).getRight());
+            }
+            preparedStatement.executeUpdate();
+        }
+    }
+
+    public List<KeyValueBuilder.AdditionalColumn> getAdditionColumns() {
+        return additionColumns;
+    }
+}

build.gradle

@@ -1,5 +1,5 @@
 plugins {
-    id 'fabric-loom' version '1.1-SNAPSHOT' apply false
+    id 'fabric-loom' version '1.2-SNAPSHOT' apply false
 }
 
 allprojects {

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.6-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.1-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists