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Ombi/Old/Ombi.Store/TableCreation.cs

168 lines
5.2 KiB

#region Copyright
// ***********************************************************************
// Copyright (c) 2016 Jamie Rees
// File: TableCreation.cs
// Created By: Jamie Rees
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
// ***********************************************************************
#endregion
using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using Dapper;
using Dapper.Contrib.Extensions;
namespace Ombi.Store
{
public static class TableCreation
{
/// <summary>
/// Creates the tables located in the SqlTables.sql file.
/// </summary>
/// <param name="connection">The connection.</param>
public static void CreateTables(this IDbConnection connection)
{
connection.Open();
connection.Execute(Sql.SqlTables);
connection.Close();
}
public static void DropTable(this IDbConnection con, string tableName)
{
using (con)
{
con.Open();
var query = $"DROP TABLE IF EXISTS {tableName}";
con.Execute(query);
con.Close();
}
}
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public static void AlterTable(this IDbConnection connection, string tableName, string alterType, string newColumn, bool allowNulls, string dataType)
{
connection.Open();
var result = connection.Query<TableInfo>($"PRAGMA table_info({tableName});");
if (result.Any(x => x.name.Equals(newColumn, StringComparison.CurrentCultureIgnoreCase)))
{
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connection.Close();
return;
}
var query = $"ALTER TABLE {tableName} {alterType} {newColumn} {dataType}";
if (!allowNulls)
{
query = query + " NOT NULL";
}
connection.Execute(query);
connection.Close();
}
public static void Vacuum(this IDbConnection con)
{
using (con)
{
con.Open();
con.Query("VACUUM;");
}
}
public static DbInfo GetSchemaVersion(this IDbConnection con)
{
con.Open();
var result = con.Query<DbInfo>("SELECT * FROM DBInfo");
con.Close();
return result.FirstOrDefault();
}
public static void UpdateSchemaVersion(this IDbConnection con, int version)
{
con.Open();
con.Query($"UPDATE DBInfo SET SchemaVersion = {version}");
con.Close();
}
public static void CreateSchema(this IDbConnection con, int version)
{
con.Open();
con.Query($"INSERT INTO DBInfo (SchemaVersion) values ({version})");
con.Close();
}
public static IEnumerable<VersionInfo> GetVersionInfo(this IDbConnection con)
{
con.Open();
var result = con.Query<VersionInfo>("SELECT * FROM VersionInfo");
con.Close();
return result;
}
public static void AddVersionInfo(this IDbConnection con, VersionInfo ver)
{
con.Open();
con.Insert(ver);
con.Close();
}
[Table("VersionInfo")]
public class VersionInfo
{
public int Version { get; set; }
public string Description { get; set; }
}
[Table("DBInfo")]
public class DbInfo
{
public int SchemaVersion { get; set; }
}
[Table("sqlite_master")]
public class SqliteMasterTable
{
public string type { get; set; }
public string name { get; set; }
public string tbl_name { get; set; }
[Key]
public long rootpage { get; set; }
public string sql { get; set; }
}
[Table("table_info")]
public class TableInfo
{
public int cid { get; set; }
public string name { get; set; }
public int notnull { get; set; }
public string dflt_value { get; set; }
public int pk { get; set; }
}
}
}