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Merge pull request #13 from linq2db/linq2db_2.5_support
Updating to support linq2db 2.5
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,8 @@ | ||
| ; What is EditorConfig? http://editorconfig.org/ | ||
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| root = true | ||
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| ; use tabs identation for all files | ||
| [*] | ||
| indent_style = tab | ||
| insert_final_newline = true |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,125 @@ | ||
| using LinqToDB.SchemaProvider; | ||
| using System.Collections.Generic; | ||
| using System.Linq; | ||
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| namespace LinqToDB.LINQPad | ||
| { | ||
| partial class SchemaAndCodeGenerator | ||
| { | ||
| private void PreprocessPostgreSQLSchema() | ||
| { | ||
| PgSqlFixTableFunctions(); | ||
| PgSqlFixRecordResultFunctions(); | ||
| PgSqlFixVoidFunctions(); | ||
| PgSqlFixFunctionNames(); | ||
| } | ||
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| void PgSqlFixRecordResultFunctions() | ||
| { | ||
| var mappings = new List<(string, IList<string>)>(); | ||
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| foreach (var proc in _schema.Procedures | ||
| .Where(p => p.IsFunction && !p.IsAggregateFunction && !p.IsTableFunction && p.Parameters.Any(pr => pr.IsOut))) | ||
| { | ||
| if (proc.Parameters.Count(pr => pr.IsOut) > 1) | ||
| { | ||
| var result = new TableSchema() | ||
| { | ||
| TypeName = SchemaProviderBase.ToValidName(proc.ProcedureName + "Result"), | ||
| Columns = new List<ColumnSchema>(), | ||
| IsProcedureResult = true, | ||
| ForeignKeys = new List<ForeignKeySchema>() | ||
| }; | ||
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| _schema.Tables.Add(result); | ||
| proc.ResultTable = result; | ||
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| proc.Parameters.Add(new ParameterSchema() | ||
| { | ||
| IsResult = true, | ||
| ParameterType = result.TypeName | ||
| }); | ||
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| var resultMappings = new List<string>(); | ||
| mappings.Add((result.TypeName, resultMappings)); | ||
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| foreach (var outParam in proc.Parameters.Where(_ => _.IsOut)) | ||
| { | ||
| //outParam.ParameterType, outParam.ParameterName, null, null | ||
| result.Columns.Add(new ColumnSchema() | ||
| { | ||
| MemberType = outParam.ParameterType, | ||
| MemberName = outParam.ParameterName | ||
| }); | ||
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| resultMappings.Add($"{outParam.ParameterName} = ({outParam.ParameterType})tuple[{resultMappings.Count}]"); | ||
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| if (outParam.IsIn) | ||
| outParam.IsOut = false; | ||
| } | ||
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| proc.Parameters = proc.Parameters.Where(_ => !_.IsOut).ToList(); | ||
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| } | ||
| else // one parameter | ||
| { | ||
| var param = proc.Parameters.Single(_ => _.IsOut); | ||
| proc.Parameters.Remove(param); | ||
| proc.Parameters.Add(new ParameterSchema() | ||
| { | ||
| IsResult = true, | ||
| ParameterType = param.ParameterType | ||
| }); | ||
| } | ||
| } | ||
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| if (mappings.Count > 0) | ||
| { | ||
| Code | ||
| .AppendLine(" protected override void InitMappingSchema()") | ||
| .AppendLine(" {"); | ||
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| foreach (var (typeName, valueMappings) in mappings) | ||
| { | ||
| Code.AppendLine($" MappingSchema.SetConvertExpression<object[], {typeName}>(tuple => new {typeName}() {{ {string.Join(", ", valueMappings)} }});"); | ||
| } | ||
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| Code | ||
| .AppendLine(" }"); | ||
| } | ||
| } | ||
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| void PgSqlFixFunctionNames() | ||
| { | ||
| foreach (var proc in _schema.Procedures) | ||
| { | ||
| if (proc.ProcedureName.Any(char.IsUpper)) | ||
| proc.ProcedureName = "\"" + proc.ProcedureName + "\""; | ||
| } | ||
| } | ||
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| void PgSqlFixTableFunctions() | ||
| { | ||
| foreach (var proc in _schema.Procedures | ||
| .Where(p => p.IsTableFunction && p.Parameters.Any(pr => pr.IsOut))) | ||
| { | ||
| proc.Parameters = proc.Parameters.Where(pr => !pr.IsOut).ToList(); | ||
| } | ||
| } | ||
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| void PgSqlFixVoidFunctions() | ||
| { | ||
| // generated functions should return object for void-typed functions | ||
| foreach (var proc in _schema.Procedures | ||
| .Where(p => p.IsFunction && !p.IsTableFunction && !p.Parameters.Any(pr => pr.IsResult))) | ||
| { | ||
| proc.Parameters.Add(new ParameterSchema() | ||
| { | ||
| IsResult = true, | ||
| ParameterType = "object", | ||
| SystemType = typeof(object) | ||
| }); | ||
| } | ||
| } | ||
| } | ||
| } |
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