From 19e763c2e22ff84f5cfc2040010d3febc65ffcdc Mon Sep 17 00:00:00 2001
From: runebaas <runebaas@gmail.com>
Date: Fri, 29 Dec 2017 03:26:05 +0100
Subject: [PATCH] Create actual google command that leaverages the google
 knowledge graph

---
 Geekbot.net/Commands/Google.cs | 102 +++++++++++++++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100644 Geekbot.net/Commands/Google.cs

diff --git a/Geekbot.net/Commands/Google.cs b/Geekbot.net/Commands/Google.cs
new file mode 100644
index 0000000..b10bc02
--- /dev/null
+++ b/Geekbot.net/Commands/Google.cs
@@ -0,0 +1,102 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Net;
+using System.Net.Http;
+using System.Threading.Tasks;
+using Discord;
+using Discord.Commands;
+using Discord.Net;
+using Geekbot.net.Lib;
+using Newtonsoft.Json;
+using StackExchange.Redis;
+
+namespace Geekbot.net.Commands
+{
+    public class Google : ModuleBase
+    {
+        private readonly IErrorHandler _errorHandler;
+        private readonly IDatabase _redis;
+
+        public Google(IErrorHandler errorHandler, IDatabase redis)
+        {
+            _errorHandler = errorHandler;
+            _redis = redis;
+        }
+        
+        [Command("google", RunMode = RunMode.Async)]
+        [Remarks(CommandCategories.Helpers)]
+        [Summary("Google Something.")]
+        public async Task askGoogle([Remainder, Summary("SearchText")] string searchText)
+        {
+            try
+            {
+                using (var client = new WebClient())
+                {
+                    var apiKey = _redis.StringGet("googleGraphKey");
+                    if (!apiKey.HasValue)
+                    {
+                        await ReplyAsync("No Google API key has been set, please contact my owner");
+                        return;
+                    } 
+                    
+                    var url = new Uri($"https://kgsearch.googleapis.com/v1/entities:search?languages=en&limit=1&query={searchText}&key={apiKey}");
+                    var responseString = client.DownloadString(url);
+                    var response = Utf8Json.JsonSerializer.Deserialize<GoogleKGApiResponse>(responseString);
+
+                    if (!response.itemListElement.Any())
+                    {
+                        await ReplyAsync("No results were found...");
+                        return;
+                    }
+
+                    var data = response.itemListElement.First().result;
+                    var eb = new EmbedBuilder();
+                    eb.Title = data.name;
+                    if(!string.IsNullOrEmpty(data.description)) eb.WithDescription(data.description);
+                    if(!string.IsNullOrEmpty(data.detailedDescription?.url)) eb.WithUrl(data.detailedDescription.url);
+                    if(!string.IsNullOrEmpty(data.detailedDescription?.articleBody)) eb.AddField("Details", data.detailedDescription.articleBody);
+                    if(!string.IsNullOrEmpty(data.image?.contentUrl)) eb.WithThumbnailUrl(data.image.contentUrl);
+                    
+                    await ReplyAsync("", false, eb.Build());
+                }
+            }
+            catch (Exception e)
+            {
+                _errorHandler.HandleCommandException(e, Context);
+            }
+        }
+
+        public class GoogleKGApiResponse
+        {
+            public List<GoogleKGApiElement> itemListElement { get; set; }
+
+            public class GoogleKGApiElement
+            {
+                public GoogleKGApiResult result { get; set; }
+                public double resultScore { get; set; }
+            }
+            
+            public class GoogleKGApiResult
+            {
+                public string name { get; set; }
+                public string description { get; set; }
+                public GoogleKGApiImage image { get; set; }
+                public GoogleKGApiDetailed detailedDescription { get; set; }
+            }
+
+            public class GoogleKGApiImage
+            {
+                public string contentUrl { get; set; }
+                public string url { get; set; }
+            }
+
+            public class GoogleKGApiDetailed
+            {
+                public string articleBody { get; set; }
+                public string url { get; set; }
+                public string license { get; set; }
+            }
+        }
+    }
+}
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