Changed Config System
This commit is contained in:
310
PluginManager/Database/SqlDatabase.cs
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310
PluginManager/Database/SqlDatabase.cs
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using System.Collections.Generic;
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using System.Data.SQLite;
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using System.IO;
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using System.Threading.Tasks;
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namespace PluginManager.Database
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{
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public class SqlDatabase
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{
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private string ConnectionString;
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private SQLiteConnection Connection;
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public SqlDatabase(string fileName)
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{
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if (!File.Exists(fileName))
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SQLiteConnection.CreateFile(fileName);
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ConnectionString = $"URI=file:{fileName}";
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Connection = new SQLiteConnection(ConnectionString);
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}
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public async Task Open()
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{
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await Connection.OpenAsync();
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//Console.WriteLine("Opened database successfully");
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}
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public async Task InsertAsync(string tableName, params string[] values)
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{
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string query = $"INSERT INTO {tableName} VALUES (";
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for (int i = 0; i < values.Length; i++)
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{
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query += $"'{values[i]}'";
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if (i != values.Length - 1)
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query += ", ";
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}
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query += ")";
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SQLiteCommand command = new SQLiteCommand(query, Connection);
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await command.ExecuteNonQueryAsync();
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}
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public void Insert(string tableName, params string[] values)
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{
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string query = $"INSERT INTO {tableName} VALUES (";
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for (int i = 0; i < values.Length; i++)
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{
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query += $"'{values[i]}'";
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if (i != values.Length - 1)
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query += ", ";
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}
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query += ")";
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SQLiteCommand command = new SQLiteCommand(query, Connection);
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command.ExecuteNonQuery();
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}
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public async Task RemoveKeyAsync(string tableName, string KeyName, string KeyValue)
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{
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string query = $"DELETE FROM {tableName} WHERE {KeyName} = '{KeyValue}'";
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SQLiteCommand command = new SQLiteCommand(query, Connection);
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await command.ExecuteNonQueryAsync();
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}
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public void RemoveKey(string tableName, string KeyName, string KeyValue)
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{
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string query = $"DELETE FROM {tableName} WHERE {KeyName} = '{KeyValue}'";
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SQLiteCommand command = new SQLiteCommand(query, Connection);
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command.ExecuteNonQuery();
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}
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public async Task<bool> KeyExistsAsync(string tableName, string keyName, string KeyValue)
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{
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string query = $"SELECT * FROM {tableName} where {keyName} = '{KeyValue}'";
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if (await ReadDataAsync(query) is not null)
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return true;
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return false;
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}
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public bool KeyExists(string tableName, string keyName, string KeyValue)
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{
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string query = $"SELECT * FROM {tableName} where {keyName} = '{KeyValue}'";
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if (ReadData(query) is not null)
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return true;
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return false;
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}
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public async Task SetValueAsync(string tableName, string keyName, string KeyValue, string ResultColumnName, string ResultColumnValue)
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{
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if (!await TableExistsAsync(tableName))
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throw new System.Exception($"Table {tableName} does not exist");
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await ExecuteAsync($"UPDATE {tableName} SET {ResultColumnName}='{ResultColumnValue}' WHERE {keyName}='{KeyValue}'");
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}
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public void SetValue(string tableName, string keyName, string KeyValue, string ResultColumnName, string ResultColumnValue)
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{
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if (!TableExists(tableName))
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throw new System.Exception($"Table {tableName} does not exist");
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Execute($"UPDATE {tableName} SET {ResultColumnName}='{ResultColumnValue}' WHERE {keyName}='{KeyValue}'");
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}
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public async Task<string> GetValueAsync(string tableName, string keyName, string KeyValue, string ResultColumnName)
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{
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if (!await TableExistsAsync(tableName))
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throw new System.Exception($"Table {tableName} does not exist");
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return await ReadDataAsync($"SELECT {ResultColumnName} FROM {tableName} WHERE {keyName}='{KeyValue}'");
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}
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public string GetValue(string tableName, string keyName, string KeyValue, string ResultColumnName)
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{
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if (!TableExists(tableName))
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throw new System.Exception($"Table {tableName} does not exist");
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return ReadData($"SELECT {ResultColumnName} FROM {tableName} WHERE {keyName}='{KeyValue}'");
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}
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public async void Stop()
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{
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await Connection.CloseAsync();
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}
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public async Task AddColumnsToTableAsync(string tableName, string[] columns)
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{
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var command = Connection.CreateCommand();
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command.CommandText = $"SELECT * FROM {tableName}";
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var reader = await command.ExecuteReaderAsync();
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var tableColumns = new List<string>();
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for (int i = 0; i < reader.FieldCount; i++)
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tableColumns.Add(reader.GetName(i));
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foreach (var column in columns)
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{
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if (!tableColumns.Contains(column))
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{
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command.CommandText = $"ALTER TABLE {tableName} ADD COLUMN {column} TEXT";
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await command.ExecuteNonQueryAsync();
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}
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}
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}
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public void AddColumnsToTable(string tableName, string[] columns)
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{
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var command = Connection.CreateCommand();
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command.CommandText = $"SELECT * FROM {tableName}";
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var reader = command.ExecuteReader();
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var tableColumns = new List<string>();
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for (int i = 0; i < reader.FieldCount; i++)
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tableColumns.Add(reader.GetName(i));
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foreach (var column in columns)
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{
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if (!tableColumns.Contains(column))
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{
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command.CommandText = $"ALTER TABLE {tableName} ADD COLUMN {column} TEXT";
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command.ExecuteNonQuery();
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}
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}
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}
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public async Task<bool> TableExistsAsync(string tableName)
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{
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var cmd = Connection.CreateCommand();
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cmd.CommandText = $"SELECT name FROM sqlite_master WHERE type='table' AND name='{tableName}'";
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var result = await cmd.ExecuteScalarAsync();
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if (result == null)
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return false;
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return true;
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}
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public bool TableExists(string tableName)
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{
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var cmd = Connection.CreateCommand();
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cmd.CommandText = $"SELECT name FROM sqlite_master WHERE type='table' AND name='{tableName}'";
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var result = cmd.ExecuteScalar();
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if (result == null)
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return false;
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return true;
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}
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public async Task CreateTableAsync(string tableName, params string[] columns)
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{
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var cmd = Connection.CreateCommand();
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cmd.CommandText = $"CREATE TABLE IF NOT EXISTS {tableName} ({string.Join(", ", columns)})";
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await cmd.ExecuteNonQueryAsync();
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}
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public void CreateTable(string tableName, params string[] columns)
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{
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var cmd = Connection.CreateCommand();
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cmd.CommandText = $"CREATE TABLE IF NOT EXISTS {tableName} ({string.Join(", ", columns)})";
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cmd.ExecuteNonQuery();
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}
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public async Task<int> ExecuteAsync(string query)
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{
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if (!Connection.State.HasFlag(System.Data.ConnectionState.Open))
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await Connection.OpenAsync();
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var command = new SQLiteCommand(query, Connection);
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int answer = await command.ExecuteNonQueryAsync();
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return answer;
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}
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public int Execute(string query)
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{
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if (!Connection.State.HasFlag(System.Data.ConnectionState.Open))
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Connection.Open();
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var command = new SQLiteCommand(query, Connection);
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int r = command.ExecuteNonQuery();
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return r;
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}
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public async Task<string> ReadDataAsync(string query)
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{
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if (!Connection.State.HasFlag(System.Data.ConnectionState.Open))
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await Connection.OpenAsync();
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var command = new SQLiteCommand(query, Connection);
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var reader = await command.ExecuteReaderAsync();
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object[] values = new object[reader.FieldCount];
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if (reader.Read())
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{
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reader.GetValues(values);
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return string.Join<object>(" ", values);
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}
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return null;
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}
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public string ReadData(string query)
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{
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if (!Connection.State.HasFlag(System.Data.ConnectionState.Open))
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Connection.Open();
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var command = new SQLiteCommand(query, Connection);
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var reader = command.ExecuteReader();
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object[] values = new object[reader.FieldCount];
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if (reader.Read())
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{
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reader.GetValues(values);
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return string.Join<object>(" ", values);
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}
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return null;
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}
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public async Task<object[]> ReadDataArrayAsync(string query)
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{
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if (!Connection.State.HasFlag(System.Data.ConnectionState.Open))
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await Connection.OpenAsync();
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var command = new SQLiteCommand(query, Connection);
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var reader = await command.ExecuteReaderAsync();
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object[] values = new object[reader.FieldCount];
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if (reader.Read())
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{
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reader.GetValues(values);
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return values;
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}
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return null;
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}
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public object[] ReadDataArray(string query)
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{
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if (!Connection.State.HasFlag(System.Data.ConnectionState.Open))
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Connection.Open();
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var command = new SQLiteCommand(query, Connection);
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var reader = command.ExecuteReader();
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object[] values = new object[reader.FieldCount];
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if (reader.Read())
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{
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reader.GetValues(values);
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return values;
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}
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return null;
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}
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}
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}
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