public static MethodDeclarationSyntax ConstructStartupConfigureMethod(IEnumerable <StatementSyntax> additonalStatements = null)
{
var devOnlyStatements = new List <StatementSyntax>()
{
SyntaxFactory.ParseStatement(AppUseDevExceptionPageCall)
};
var devEnvCondition = SyntaxFactory.ParseExpression(DevEnvConditionText);
var statements = new List <StatementSyntax>()
{
// Standard blazor configuration statements
SyntaxFactory.ParseStatement(AppUseStaticFilesText),
SyntaxFactory.ParseStatement(AppUseRoutingText),
SyntaxFactory.ParseStatement(AppUseEndpointsCall),
// Dev env dependent statements
SyntaxFactory.IfStatement(devEnvCondition, CodeSyntaxHelper.GetStatementsAsBlock(devOnlyStatements))
};
if (additonalStatements != null)
{
statements.AddRange(additonalStatements);
}
return(SyntaxFactory.MethodDeclaration(SyntaxFactory.PredefinedType(SyntaxFactory.Token(SyntaxKind.VoidKeyword)), StartupConfigureMethodName)
.AddModifiers(SyntaxFactory.Token(SyntaxKind.PublicKeyword))
// Accept runtime injected application builder
.AddParameterListParameters(RuntimeInjectable.AppBuilderInjectable.AsParameter)
.WithBody(CodeSyntaxHelper.GetStatementsAsBlock(statements)));
}
public static MethodDeclarationSyntax ConstructDisposeMethod(IEnumerable <StatementSyntax> statements)
{
var method = SyntaxFactory.MethodDeclaration(
SyntaxFactory.PredefinedType(SyntaxFactory.Token(SyntaxKind.VoidKeyword)),
BlazorComponentLifecycleEvent.Dispose.ToString());
method = method.AddModifiers(SyntaxFactory.Token(SyntaxKind.PublicKeyword));
method = method.WithBody(CodeSyntaxHelper.GetStatementsAsBlock(statements));
// Should be public void Dispose()
return(method);
}
public static MethodDeclarationSyntax ConstructOnParametersSetMethod(IEnumerable <StatementSyntax> statements)
{
var method = SyntaxFactory.MethodDeclaration(
SyntaxFactory.PredefinedType(SyntaxFactory.Token(SyntaxKind.VoidKeyword)),
BlazorComponentLifecycleEvent.OnParametersSet.ToString());
method = method.AddModifiers(
SyntaxFactory.Token(SyntaxKind.ProtectedKeyword),
SyntaxFactory.Token(SyntaxKind.OverrideKeyword));
method = method.WithBody(CodeSyntaxHelper.GetStatementsAsBlock(statements));
// Should be protected override void OnParametersSet()
return(method);
}
public static MethodDeclarationSyntax ConstructOnAfterRenderMethod(IEnumerable <StatementSyntax> statements)
{
var method = SyntaxFactory.MethodDeclaration(
SyntaxFactory.PredefinedType(SyntaxFactory.Token(SyntaxKind.VoidKeyword)),
BlazorComponentLifecycleEvent.OnAfterRender.ToString());
method = method.AddModifiers(
SyntaxFactory.Token(SyntaxKind.ProtectedKeyword),
SyntaxFactory.Token(SyntaxKind.OverrideKeyword));
method = method.AddParameterListParameters(SyntaxFactory
.Parameter(SyntaxFactory.Identifier(ComponentOnAfterRenderParamName))
.WithType(SyntaxFactory.PredefinedType(SyntaxFactory.Token(SyntaxKind.BoolKeyword))));
method = method.WithBody(CodeSyntaxHelper.GetStatementsAsBlock(statements));
// Should be protected override void OnAfterRender(bool firstRender)
return(method);
}
public static MethodDeclarationSyntax ConstructStartupConfigureServicesMethod(IEnumerable <StatementSyntax> additonalStatements = null)
{
var statements = new List <StatementSyntax>()
{
// Standard blazor configuration statements
SyntaxFactory.ParseStatement(ServiceAddRazorPagesText),
SyntaxFactory.ParseStatement(ServiceAddServerSideBlazorText)
};
if (additonalStatements != null)
{
statements.AddRange(additonalStatements);
}
return(SyntaxFactory.MethodDeclaration(SyntaxFactory.PredefinedType(SyntaxFactory.Token(SyntaxKind.VoidKeyword)), StartupConfigureServicesMethodName)
.AddModifiers(SyntaxFactory.Token(SyntaxKind.PublicKeyword))
// Accept runtime injected service collection
.AddParameterListParameters(RuntimeInjectable.ServiceCollectionInjectable.AsParameter)
.WithBody(CodeSyntaxHelper.GetStatementsAsBlock(statements)));
}
public static ConstructorDeclarationSyntax ConstructStartupConstructor(IEnumerable <StatementSyntax> additonalStatements = null)
{
var statements = new List <StatementSyntax>()
{
// We guarantee that config and env will be assigned values from
// constructor params
RuntimeInjectable.ConfigInjectable.PropertyAssignment,
RuntimeInjectable.EnvInjectable.PropertyAssignment
};
if (additonalStatements != null)
{
statements.AddRange(additonalStatements);
}
return(SyntaxFactory.ConstructorDeclaration(StartupClassName)
.AddModifiers(SyntaxFactory.Token(SyntaxKind.PublicKeyword))
// Accept runtime injected config and env services
.AddParameterListParameters(RuntimeInjectable.ConfigInjectable.AsParameter, RuntimeInjectable.EnvInjectable.AsParameter)
.WithBody(CodeSyntaxHelper.GetStatementsAsBlock(statements)));
}
public static ConstructorDeclarationSyntax ConstructMiddlewareConstructor(
string middlewareClassName,
IEnumerable <StatementSyntax> additionalStatements = null)
{
var statements = new List <StatementSyntax>()
{
// We guarantee that request delegate will be assigned to _next
RuntimeInjectable.RequestDelegateInjectable.PrivateFieldAssignment
};
if (additionalStatements != null)
{
statements.AddRange(additionalStatements);
}
return(SyntaxFactory.ConstructorDeclaration(middlewareClassName)
.AddModifiers(SyntaxFactory.Token(SyntaxKind.PublicKeyword))
// Accept runtime injected request delegate as next
.AddParameterListParameters(RuntimeInjectable.RequestDelegateInjectable.AsParameter)
.WithBody(CodeSyntaxHelper.GetStatementsAsBlock(statements)));
}
public static MethodDeclarationSyntax ConstructSetParametersAsyncMethod(IEnumerable <StatementSyntax> statements)
{
var method = SyntaxFactory.MethodDeclaration(
SyntaxFactory.ParseTypeName(typeof(Task).Name),
BlazorComponentLifecycleEvent.SetParametersAsync.ToString());
method = method.AddModifiers(
SyntaxFactory.Token(SyntaxKind.PublicKeyword),
SyntaxFactory.Token(SyntaxKind.OverrideKeyword),
SyntaxFactory.Token(SyntaxKind.AsyncKeyword));
method = method.AddParameterListParameters(RuntimeInjectable.ParameterViewInjectable.AsParameter);
// Adding the call to ComponentBase.SetParametersAsync function, technically not
// required but doesn't hurt to add and covers more cases
var baseCall = SyntaxFactory.ParseStatement(string.Format(SetParametersBaseCallTemplate, RuntimeInjectable.ParameterViewInjectable.ParamName));
// Adding an extra space so that the base call is separated from other method calls
method = method.WithBody(CodeSyntaxHelper.GetStatementsAsBlock(statements.Append(CodeSyntaxHelper.GetBlankLine()).Append(baseCall)));
// Should be public override async Task SetParametersAsync(ParameterView parameters)
return(method);
}
public static BlockSyntax ConstructMiddlewareMainContentBlock(
string nextCallText,
bool shouldContinue = true,
IEnumerable <StatementSyntax> preHandleStatements = null,
IEnumerable <StatementSyntax> postHandleStatements = null)
{
IEnumerable <StatementSyntax> statements = preHandleStatements ?? new List <StatementSyntax>();
// In most cases, shouldContinue will be true, but if the middleware was generated from
// an http handler, then this will not be the case
if (shouldContinue)
{
// Ensure that call to next occurs between pre-handle statements and post-handle
// statements if any exist (usually exactly one will)
statements = statements.Append(SyntaxFactory.ParseStatement(nextCallText));
}
if (postHandleStatements != null)
{
statements = statements.Concat(postHandleStatements);
}
return(CodeSyntaxHelper.GetStatementsAsBlock(statements));
}