From b2f6a0235c5de32a3fcd359e28f4d1e3bd6950df Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Fri, 4 May 2018 23:12:54 +0200
Subject: Add web page preview (image or html content), not finished

---
 include/Cache.hpp | 27 +++++++++++++++++++--------
 1 file changed, 19 insertions(+), 8 deletions(-)

(limited to 'include/Cache.hpp')

diff --git a/include/Cache.hpp b/include/Cache.hpp
index 71226cc..311658b 100644
--- a/include/Cache.hpp
+++ b/include/Cache.hpp
@@ -16,8 +16,9 @@ namespace TinyProcessLib
 namespace dchat
 {
     class Gif;
+    class WebPagePreview;
     
-    struct ImageByUrlResult
+    struct ContentByUrlResult
     {
         enum class Type
         {
@@ -26,19 +27,29 @@ namespace dchat
             FAILED_DOWNLOAD
         };
         
-        ImageByUrlResult() : texture(nullptr), type(Type::DOWNLOADING), isGif(false) {}
-        ImageByUrlResult(sf::Texture *_texture, Type _type) : texture(_texture), type(_type), isGif(false) {}
-        ImageByUrlResult(Gif *_gif, Type _type) : gif(_gif), type(_type), isGif(true) {}
+        enum class CachedType
+        {
+            NONE,
+            TEXTURE,
+            GIF,
+            WEB_PAGE_PREVIEW
+        };
+        
+        ContentByUrlResult() : texture(nullptr), type(Type::DOWNLOADING), cachedType(CachedType::NONE) {}
+        ContentByUrlResult(sf::Texture *_texture, Type _type) : texture(_texture), type(_type), cachedType(CachedType::TEXTURE) {}
+        ContentByUrlResult(Gif *_gif, Type _type) : gif(_gif), type(_type), cachedType(CachedType::GIF) {}
+        ContentByUrlResult(WebPagePreview *_webPagePreview, Type _type) : webPagePreview(_webPagePreview), type(_type), cachedType(CachedType::WEB_PAGE_PREVIEW) {}
         
         // @texture is null if @type is DOWNLOADING or FAILED_DOWNLOAD
         union
         {
             sf::Texture *texture;
             Gif *gif;
+            WebPagePreview *webPagePreview;
         };
         
         Type type;
-        bool isGif;
+        CachedType cachedType;
     };
     
     class Cache
@@ -56,10 +67,10 @@ namespace dchat
         static void loadBindsFromFile();
         static void replaceBindsInFile(const std::unordered_map<std::string, std::string> &binds);
         
-        // Get cached image or downloads it. 
+        // Get cached content or download it. 
         // Default download file limit is 12MB
-        // Returns ImageByUrlResult describing texture status.
-        const ImageByUrlResult getImageByUrl(const std::string &url, int downloadLimitBytes = 12582912);
+        // Returns ContentByUrlResult describing texture status.
+        const ContentByUrlResult getContentByUrl(const std::string &url, int downloadLimitBytes = 12582912);
     private:
         struct ImageDownloadInfo
         {
-- 
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