/// <summary>
/// Called when [next].
/// </summary>
/// <param name="builder">The builder.</param>
/// <exception cref="ArgumentNullException">builder.</exception>
/// <exception cref="NullReferenceException">
/// Configuration
/// or
/// Query.
/// </exception>
public void OnNext(IDataCommandBuilder builder)
{
if (builder is null)
{
throw new ArgumentNullException(nameof(builder));
}
if (builder.Configuration is null)
{
throw new NullReferenceException(nameof(builder.Configuration));
}
if (builder.Configuration.Query is null)
{
throw new NullReferenceException(nameof(builder.Configuration.Query));
}
if (this.Connection.State != ConnectionState.Open)
{
this.autoCommit = true;
this.Connection.Open();
this.transaction = this.connection
.InnerConnection
.BeginTransaction(this.il);
}
if (this.transaction == null)
{
this.transaction = this.connection
.InnerConnection
.BeginTransaction(this.il);
}
if (builder.Configuration.Query == null)
{
builder.Configuration.Query = this.SqlDialect.CreateBuilder();
}
if (builder.Command == null)
{
builder.Command = this.CreateCommand();
}
builder.Configuration.ParameterPrefix = this.SqlDialect.ParameterPrefixToken;
builder.ApplyConfiguration();
}
internal static IDataCommand ApplyConfiguration(
this IDataCommandBuilder builder)
{
Check.NotNull(nameof(builder), builder);
Check.NotNull(nameof(builder.Command), builder.Command);
Check.NotNull(nameof(builder.Configuration), builder.Configuration);
Check.NotNull(nameof(builder.Configuration.Query), builder.Configuration.Query);
var cfg = builder.Configuration;
switch (builder.Configuration.SetType)
{
case ParameterSetType.List:
return(builder.Command.ApplyParameters(
cfg.Query,
cfg.ParameterList,
cfg.ParameterPrefix));
case ParameterSetType.Lookup:
return(builder.Command.ApplyParameters(
cfg.Query,
cfg.ParameterLookup,
cfg.ParameterPrefix));
case ParameterSetType.TypedList:
return(builder.Command.ApplyParameters(
cfg.Query,
cfg.TypedParameterList,
cfg.ParameterPrefix));
case ParameterSetType.TypedLookup:
return(builder.Command.ApplyParameters(
cfg.Query,
cfg.TypedParameterLookup,
cfg.ParameterPrefix));
case ParameterSetType.None:
{
var cmd = builder.Command;
cmd.Type = CommandType.Text;
cmd.Text = cfg.Query.ToString(true);
return(cmd);
}
}
throw new NotSupportedException(ParameterSetType.None.ToString());
}
