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IconThing.cs
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IconThing.cs
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using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using Humanizer;
using Microsoft.CodeAnalysis;
using Microsoft.CodeAnalysis.CSharp;
using Microsoft.CodeAnalysis.CSharp.Syntax;
using Microsoft.CodeAnalysis.Text;
using Newtonsoft.Json.Linq;
namespace mdresgen
{
static class IconThing
{
public static void Run()
{
Console.WriteLine("Downloading icon data...");
var nameDataPairs = GetIcons(GetSourceData()).ToList();
Console.WriteLine("Items: " + nameDataPairs.Count);
//var nameDataPairs = GetNameDataPairs("TEST").ToList();
Console.WriteLine("Updating enum...");
var newEnumSource = UpdateEnum("PackIconKind.template.cs", nameDataPairs);
Write(newEnumSource, "PackIconKind.cs");
Console.WriteLine("Updating data factory...");
var newDataFactorySource = UpdateDataFactory("PackIconDataFactory.template.cs", nameDataPairs);
Write(newDataFactorySource, "PackIconDataFactory.cs");
Console.WriteLine("done");
}
private static void Write(string content, string filename)
{
File.WriteAllText(Path.Combine(@"..\..\..\MaterialDesignThemes.Wpf\", filename), content);
}
private static string GetSourceData()
{
var webRequest = WebRequest.CreateDefault(
new Uri("https://materialdesignicons.com/api/package/38EF63D0-4744-11E4-B3CF-842B2B6CFE1B"));
webRequest.Credentials = CredentialCache.DefaultCredentials;
if (webRequest.Proxy != null)
webRequest.Proxy.Credentials = CredentialCache.DefaultCredentials;
using (var sr = new StreamReader(webRequest.GetResponse().GetResponseStream()))
{
var iconData = sr.ReadToEnd();
Console.WriteLine("Got.");
return iconData;
}
}
private static IEnumerable<Icon> GetIcons(string sourceData)
{
var jObject = JObject.Parse(sourceData);
var icons = jObject["icons"].Select(t => new Icon(
t["name"].ToString().Underscore().Pascalize(),
t["data"].ToString(),
t["aliases"].ToObject<IEnumerable<string>>().Select(x => x.Underscore().Pascalize()).ToList() ))
.ToDictionary(icon => icon.Name);
//Clean up aliases to avoid naming collisions
var seenAliases = new HashSet<string>(StringComparer.OrdinalIgnoreCase);
foreach (var icon in icons.Values)
{
seenAliases.Add(icon.Name);
}
foreach (Icon icon in icons.Values)
{
for (int i = icon.Aliases.Count - 1; i >= 0; i--)
{
string alias = icon.Aliases[i];
if (icons.ContainsKey(alias) || !IsValidIdentifier(alias) || seenAliases.Add(alias) == false)
{
icon.Aliases.RemoveAt(i);
}
}
}
return icons.Values;
bool IsValidIdentifier(string identifier)
{
return identifier?.Length > 0 && (char.IsLetter(identifier[0]) || identifier[0] == '_');
}
}
private static string UpdateDataFactory(string sourceFile, IEnumerable<Icon> icons)
{
var sourceText = SourceText.From(new FileStream(sourceFile, FileMode.Open));
var syntaxTree = CSharpSyntaxTree.ParseText(sourceText);
var mySyntaxRewriter = new IconDataFactorySyntaxRewriter(icons);
var node = mySyntaxRewriter.Visit(syntaxTree.GetRoot());
return node.ToString();
}
private static string UpdateEnum(string sourceFile, IEnumerable<Icon> icons)
{
var sourceText = SourceText.From(new FileStream(sourceFile, FileMode.Open));
var syntaxTree = CSharpSyntaxTree.ParseText(sourceText);
var rootNode = syntaxTree.GetRoot();
var namespaceDeclarationNode = rootNode.ChildNodes().Single();
var enumDeclarationSyntaxNode = namespaceDeclarationNode.ChildNodes().OfType<EnumDeclarationSyntax>().Single();
var emptyEnumDeclarationSyntaxNode = enumDeclarationSyntaxNode.RemoveNodes(enumDeclarationSyntaxNode.ChildNodes().OfType<EnumMemberDeclarationSyntax>(), SyntaxRemoveOptions.KeepDirectives);
var leadingTriviaList = SyntaxTriviaList.Create(SyntaxFactory.Whitespace(" "));
var enumMemberDeclarationSyntaxs = icons.SelectMany(GetEnumMemberDeclarations).ToArray();
var generatedEnumDeclarationSyntax = emptyEnumDeclarationSyntaxNode.AddMembers(enumMemberDeclarationSyntaxs);
generatedEnumDeclarationSyntax = AddLineFeedsToCommas(generatedEnumDeclarationSyntax);
var generatedNamespaceDeclarationSyntaxNode = namespaceDeclarationNode.ReplaceNode(enumDeclarationSyntaxNode, generatedEnumDeclarationSyntax);
var generatedRootNode = rootNode.ReplaceNode(namespaceDeclarationNode, generatedNamespaceDeclarationSyntaxNode);
return generatedRootNode.ToFullString();
IEnumerable<EnumMemberDeclarationSyntax> GetEnumMemberDeclarations(Icon icon)
{
var emptyAttributes = new SyntaxList<AttributeListSyntax>();
SyntaxToken iconIdentifierToken = SyntaxFactory.Identifier(leadingTriviaList, icon.Name, SyntaxTriviaList.Empty);
yield return SyntaxFactory.EnumMemberDeclaration(iconIdentifierToken);
foreach (string alias in icon.Aliases)
{
yield return SyntaxFactory.EnumMemberDeclaration(emptyAttributes,
SyntaxFactory.Identifier(leadingTriviaList, alias, SyntaxTriviaList.Empty),
SyntaxFactory.EqualsValueClause(SyntaxFactory.IdentifierName(icon.Name)));
}
}
}
private static EnumDeclarationSyntax AddLineFeedsToCommas(EnumDeclarationSyntax enumDeclarationSyntax)
{
var none = new SyntaxToken();
var trailingTriviaList = SyntaxTriviaList.Create(SyntaxFactory.ElasticCarriageReturnLineFeed);
Func<EnumDeclarationSyntax, SyntaxToken> next = enumSyntax => enumSyntax.ChildNodesAndTokens()
.Where(nodeOrToken => nodeOrToken.IsToken)
.Select(nodeOrToken => nodeOrToken.AsToken())
.FirstOrDefault(
token =>
token.Value.Equals(",") &&
(!token.HasTrailingTrivia || !token.TrailingTrivia.Any(SyntaxKind.EndOfLineTrivia)));
SyntaxToken current;
while ((current = next(enumDeclarationSyntax)) != none)
{
enumDeclarationSyntax = enumDeclarationSyntax.ReplaceToken(current,
SyntaxFactory.Identifier(SyntaxTriviaList.Empty, ",", trailingTriviaList)
);
}
return enumDeclarationSyntax;
}
}
}