97 lines
3.3 KiB
C#
97 lines
3.3 KiB
C#
using MySql.Data.MySqlClient;
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using Org.BouncyCastle.Asn1.X509.Qualified;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Reflection;
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using System.Text;
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using System.Threading.Tasks;
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namespace MontoyaTech.MySqlPlus
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{
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/// <summary>
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/// The outline of a MySqlColumn attribute that specify's information about a field
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/// and how it's setup in a MySql Row.
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/// </summary>
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[AttributeUsage(AttributeTargets.Field, AllowMultiple = false, Inherited = true)]
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public class MySqlColumn : Attribute
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{
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/// <summary>
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/// The name of the column, if null, the field name will be used instead. Default is null.
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/// </summary>
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public string Name = null;
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/// <summary>
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/// The MySql Data type of the column, if null, the field type will be used instead. Default is null.
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/// </summary>
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public string Type = null;
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/// <summary>
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/// Whether or not this column is a primary key. Default is false.
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/// </summary>
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public bool PrimaryKey = false;
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/// <summary>
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/// Whether or not this column is unique. Default is false.
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/// </summary>
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public bool Unique = false;
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/// <summary>
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/// Whether or not this column auto increments. Default is false.
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/// </summary>
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public bool AutoIncrement = false;
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/// <summary>
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/// An overrided default value for this column if set, default is null.
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/// </summary>
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public object DefaultValue = null;
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/// <summary>
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/// An optional MySqlColumnConverter that can convert this column to another
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/// data type when needed.
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/// </summary>
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public Type Converter = null;
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/// <summary>
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/// Creates a new default MySqlColumn.
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/// </summary>
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public MySqlColumn() { }
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/// <summary>
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/// Creates a new MySqlColumn with a name and column converter if needed.
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/// </summary>
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/// <param name="name"></param>
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/// <param name="converter"></param>
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/// <exception cref="NotSupportedException"></exception>
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public MySqlColumn(string name, Type converter = null)
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{
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this.Name = name;
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//Make sure the converter is valid if one was passed.
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if (converter != null && !converter.IsAssignableTo(typeof(MySqlColumnConverter)))
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throw new NotSupportedException($"Converter must inherit {nameof(MySqlColumnConverter)}");
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this.Converter = converter;
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}
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/// <summary>
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/// Creates a new MySqlColumn with a name and type and optional column converter.
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/// </summary>
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/// <param name="name"></param>
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/// <param name="type"></param>
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/// <param name="converter"></param>
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public MySqlColumn(string name, string type, Type converter = null)
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{
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this.Name = name;
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this.Type = type;
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//Make sure the converter is valid if one was passed.
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if (converter != null && !converter.IsAssignableTo(typeof(MySqlColumnConverter)))
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throw new NotSupportedException($"Converter must inherit {nameof(MySqlColumnConverter)}");
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this.Converter = converter;
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}
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}
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}
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