TypeScript.Interface.cst

<%@ Template Language="C#" TargetLanguage="TypeScript" %>


<%@ Assembly Name="CodeSmith.CustomProperties" %>
<%@ Assembly Name="Mono.Cecil" %>

<%@ Assembly Src="Generator.cs" %>

<%@ Import Namespace="System.Collections" %>
<%@ Import Namespace="System.Collections.Generic" %>
<%@ Import Namespace="System.IO" %>
<%@ Import Namespace="System.Linq" %>
<%@ Import Namespace="System.Text" %>
<%@ Import Namespace="Mono.Cecil" %>

<%@ Property Category="1.Type" Name="AssemblyFile"
    Type="System.String" Default="" Optional="False"
    Description="The assembly file to load."
    Editor="System.Windows.Forms.Design.FileNameEditor, System.Design, Version=1.0.5000.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" %>

<%@ Property Category="1.Type" Name="ClassType"
    Type="System.String" Default="" Optional="False"
    Description="The full type name to use." %>

<%@ Property Category="2.Interface" Name="ModuleName"
    Type="System.String" Default="" Optional="True"
    Description="The TypeScript Module name."%>
<%@ Property Category="2.Interface" Name="Extends"
    Type="System.String" Default="" Optional="True"
    Description="The type this interface extends."%>
<%@ Property Category="2.Interface" Name="FileHeader"
    Type="System.String" Default="" Optional="True"
    Description="Text to put in the begining of the file"%>
<%@ Property Category="2.Interface" Name="IgnoreProperties"
    Type="CodeSmith.CustomProperties.StringCollection" Default="" Optional="True"
    Description="Name of propries to ignore"%>
<%@ Property Category="2.Interface" Name="IgnoreAnyType"
    Type="System.Boolean" Default="False" Optional="False"
    Description="Ignore properties of script type any."%>
<%@ Property Category="2.Interface" Name="OptionalProperty"
    Type="OptionalType" Default="None" Optional="False"
    Description="Controls property optional syntax."%>
<%@ Property Category="2.Interface" Name="UseOData"
    Type="System.Boolean" Default="False" Optional="False"
    Description="Use OData 4 types."%>
<%@ Property Category="2.Interface" Name="PropertyNaming"
    Type="Naming" Default="PascalCase" Optional="False"
    Description="Controls property name syntax."%>

<% var scriptInterface = Generator.CreateInterface(AssemblyFile, ClassType, UseOData); %>
<%= FileHeader ?? string.Empty %>

<% if (!string.IsNullOrEmpty(ModuleName)) { %>
module <%= ModuleName %> {
    "use strict";

<% } %>
    export interface I<%= scriptInterface.Name %><% if (!string.IsNullOrEmpty(Extends)) { %> extends <%= Extends %><% } %> {
<% foreach (var property in scriptInterface.Properties.Where(p => IsIgnored(p) == false)) { %>
        <%= PropertyName(property.Name) %><%= OptionalFlag(property) %>: <%= property.Type %>;
<% } %>
    }
<% if (!string.IsNullOrEmpty(ModuleName)) { %>
}
<% } %>

<script runat="template">

public enum OptionalType 
{
    All,
    Nullable,
    None
}

public enum Naming
{
    PascalCase,
    CamalCase,
    LowerCaseUnderscore
}

public string OptionalFlag(TypeScriptProperty property)
{
    if (OptionalProperty == OptionalType.All)
        return "?";
    if (OptionalProperty == OptionalType.None)
        return "";
    
    return property.IsNullable ? "?" : "";
}

public bool IsIgnored(TypeScriptProperty property)
{
    if (IgnoreAnyType && string.Equals("any", property.Type, StringComparison.OrdinalIgnoreCase))
        return true;

    return IsIgnored(property.Name);
}

public bool IsIgnored(string name)
{
    if (IgnoreProperties == null)
        return false;

    return IgnoreProperties.Contains(name);
}

public string PropertyName(string name)
{
    if (string.IsNullOrEmpty(name))
        return string.Empty;
    
    switch(PropertyNaming)
    {
        case Naming.CamalCase:
            return StringUtil.ToCamelCase(name);
        case Naming.LowerCaseUnderscore:   
            return ToLowerUnderscoredWords(name);
        default:
            return StringUtil.ToPascalCase(name);
    }
}

public string ToLowerUnderscoredWords(string value) {
    var builder = new StringBuilder(value.Length + 10);
    for (int index = 0; index < value.Length; index++) {
        char c = value[index];
        if (Char.IsUpper(c)) {
            if (index > 0 && value[index - 1] != '_')
                builder.Append('_');

            builder.Append(Char.ToLower(c));
        } else {
            builder.Append(c);
        }
    }

    return builder.ToString();
}
</script>