RevEng: Remove Razor dependency #3393
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,225 @@ | ||
| // Copyright (c) .NET Foundation. All rights reserved. | ||
| // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information. | ||
|
|
||
| using System.Collections.Generic; | ||
| using JetBrains.Annotations; | ||
| using Microsoft.Data.Entity.Internal; | ||
| using Microsoft.Data.Entity.Relational.Design.ReverseEngineering.Configuration; | ||
| using Microsoft.Data.Entity.Relational.Design.Utilities; | ||
| using Microsoft.Data.Entity.Utilities; | ||
|
|
||
| namespace Microsoft.Data.Entity.Relational.Design.ReverseEngineering.Internal | ||
| { | ||
| public class DbContextWriter | ||
| { | ||
| private readonly ModelUtilities _modelUtilities; | ||
| private readonly CSharpUtilities _cSharpUtilities; | ||
| private IndentedStringBuilder _sb; | ||
| private ModelConfiguration _model; | ||
|
|
||
| public DbContextWriter( | ||
| [NotNull] ModelUtilities modelUtilities, | ||
| [NotNull] CSharpUtilities cSharpUtilities) | ||
| { | ||
| Check.NotNull(modelUtilities, nameof(modelUtilities)); | ||
| Check.NotNull(cSharpUtilities, nameof(cSharpUtilities)); | ||
|
|
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| _modelUtilities = modelUtilities; | ||
| _cSharpUtilities = cSharpUtilities; | ||
| } | ||
|
|
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| public virtual string WriteCode( | ||
| [NotNull] ModelConfiguration modelConfiguration) | ||
| { | ||
| Check.NotNull(modelConfiguration, nameof(modelConfiguration)); | ||
|
|
||
| _model = modelConfiguration; | ||
| _sb = new IndentedStringBuilder(); | ||
|
|
||
| _sb.AppendLine("using Microsoft.Data.Entity;"); | ||
| _sb.AppendLine("using Microsoft.Data.Entity.Metadata;"); | ||
| _sb.AppendLine(); | ||
| _sb.AppendLine("namespace " + _model.Namespace()); | ||
| _sb.AppendLine("{"); | ||
| using (_sb.Indent()) | ||
| { | ||
| AddClass(); | ||
| } | ||
| _sb.Append("}"); | ||
|
|
||
| return _sb.ToString(); | ||
| } | ||
|
|
||
| public virtual void AddClass() | ||
| { | ||
| var className = | ||
| string.IsNullOrWhiteSpace(_model.CustomConfiguration.ContextClassName) | ||
| ? _model.ClassName() | ||
| : _model.CustomConfiguration.ContextClassName; | ||
| _sb.AppendLine("public partial class " + className + " : DbContext"); | ||
| _sb.AppendLine("{"); | ||
| using (_sb.Indent()) | ||
| { | ||
| AddOnConfiguring(); | ||
| AddOnModelCreating(); | ||
| AddDbSetProperties(); | ||
| } | ||
| _sb.AppendLine("}"); | ||
| } | ||
|
|
||
| public virtual void AddOnConfiguring() | ||
| { | ||
| _sb.AppendLine("protected override void OnConfiguring(DbContextOptionsBuilder options)"); | ||
| _sb.AppendLine("{"); | ||
| using (_sb.Indent()) | ||
| { | ||
| foreach (var optionsBuilderConfig in _model.OnConfiguringConfigurations) | ||
| { | ||
| _sb.AppendLine("options." + optionsBuilderConfig.FluentApi + ";"); | ||
| } | ||
| } | ||
| _sb.AppendLine("}"); | ||
| } | ||
|
|
||
| public virtual void AddOnModelCreating() | ||
| { | ||
| _sb.AppendLine(); | ||
| _sb.AppendLine("protected override void OnModelCreating(ModelBuilder modelBuilder)"); | ||
| _sb.AppendLine("{"); | ||
|
|
||
| using (_sb.Indent()) | ||
| { | ||
| var first = true; | ||
| foreach (var entityConfig in _model.OrderedEntityConfigurations()) | ||
| { | ||
| var fluentApiConfigurations = entityConfig.GetFluentApiConfigurations(_model.CustomConfiguration.UseFluentApiOnly); | ||
| var propertyConfigurations = entityConfig.GetPropertyConfigurations(_model.CustomConfiguration.UseFluentApiOnly); | ||
| var relationshipConfigurations = entityConfig.GetRelationshipConfigurations(_model.CustomConfiguration.UseFluentApiOnly); | ||
| if (fluentApiConfigurations.Count == 0 | ||
| && propertyConfigurations.Count == 0 | ||
| && relationshipConfigurations.Count == 0) | ||
| { | ||
| continue; | ||
| } | ||
|
|
||
| if (!first) | ||
| { | ||
| _sb.AppendLine(); | ||
| } | ||
| first = false; | ||
|
|
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| _sb.AppendLine("modelBuilder.Entity<" + entityConfig.EntityType.Name + ">(entity =>"); | ||
| _sb.AppendLine("{"); | ||
| using (_sb.Indent()) | ||
| { | ||
| var shouldAddNewLine = AddEntityFluentApi(fluentApiConfigurations); | ||
| shouldAddNewLine = AddPropertyConfigurations(shouldAddNewLine, propertyConfigurations); | ||
|
There was a problem hiding this comment. Thinking about this some more - will make |
||
| shouldAddNewLine = AddRelationshipConfigurations(shouldAddNewLine, relationshipConfigurations); | ||
| } | ||
| _sb.AppendLine("});"); | ||
| } | ||
| } | ||
|
|
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| _sb.AppendLine("}"); | ||
| } | ||
|
|
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| public virtual bool AddEntityFluentApi( | ||
| [NotNull] List<IFluentApiConfiguration> fluentApiConfigurations) | ||
| { | ||
| Check.NotNull(fluentApiConfigurations, nameof(fluentApiConfigurations)); | ||
|
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| var shouldAddNewLine = false; | ||
| foreach (var entityFluentApi in fluentApiConfigurations) | ||
| { | ||
| if (shouldAddNewLine) | ||
| { | ||
| _sb.AppendLine(); | ||
| } | ||
| shouldAddNewLine = true; | ||
| _sb.AppendLine("entity." + entityFluentApi.FluentApi + ";"); | ||
| } | ||
|
|
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| return shouldAddNewLine; | ||
| } | ||
|
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| public virtual bool AddPropertyConfigurations( | ||
| bool shouldAddNewLine, | ||
| [NotNull] List<PropertyConfiguration> propertyConfigurations) | ||
| { | ||
| Check.NotNull(propertyConfigurations, nameof(propertyConfigurations)); | ||
|
|
||
| foreach (var propertyConfig in propertyConfigurations) | ||
| { | ||
| var propertyConfigurationLines = | ||
| _modelUtilities.LayoutPropertyConfigurationLines( | ||
| propertyConfig, "property", " ", _model.CustomConfiguration.UseFluentApiOnly); | ||
| if (shouldAddNewLine) | ||
| { | ||
| _sb.AppendLine(); | ||
| } | ||
| shouldAddNewLine = true; | ||
|
|
||
| if (propertyConfigurationLines.Count == 1) | ||
| { | ||
| foreach (var line in propertyConfigurationLines) | ||
| { | ||
| _sb.AppendLine("entity.Property(e => e." + propertyConfig.Property.Name + ")" + line + ";"); | ||
| } | ||
| } | ||
| else | ||
| { | ||
| _sb.AppendLine("entity.Property(e => e." + propertyConfig.Property.Name + ")"); | ||
| using (_sb.Indent()) | ||
| { | ||
| var lineCount = 0; | ||
| foreach (string line in propertyConfigurationLines) | ||
| { | ||
| var outputLine = line; | ||
| if (++lineCount == propertyConfigurationLines.Count) | ||
| { | ||
| outputLine = line + ";"; | ||
| } | ||
| _sb.AppendLine(outputLine); | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
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| return shouldAddNewLine; | ||
| } | ||
|
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| public virtual bool AddRelationshipConfigurations( | ||
| bool shouldAddNewLine, | ||
| [NotNull] List<RelationshipConfiguration> relationshipConfigurations) | ||
| { | ||
| Check.NotNull(relationshipConfigurations, nameof(relationshipConfigurations)); | ||
|
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| foreach (var relationshipConfig in relationshipConfigurations) | ||
| { | ||
| if (shouldAddNewLine) | ||
| { | ||
| _sb.AppendLine(); | ||
| } | ||
| shouldAddNewLine = true; | ||
| _sb.AppendLine("entity." | ||
| + _modelUtilities.LayoutRelationshipConfigurationLine( | ||
| relationshipConfig, "d", "p") | ||
| + ";"); | ||
| } | ||
|
|
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| return shouldAddNewLine; | ||
| } | ||
|
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| public virtual void AddDbSetProperties() | ||
| { | ||
| _sb.AppendLine(); | ||
| foreach(var entityConfig in _model.OrderedEntityConfigurations()) | ||
| { | ||
| _sb.AppendLine("public virtual DbSet<" | ||
| + entityConfig.EntityType.Name | ||
| + "> " + entityConfig.EntityType.Name | ||
| + " { get; set; }"); | ||
| } | ||
| } | ||
| } | ||
| } | ||
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Nit: where the types are the same, using just one type argument has the same effect.
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Will do.