Add social media sharing and copy URL functionality

Implemented functions for sharing articles to Twitter, Facebook, and LinkedIn. Added functionality to copy article URL to clipboard with user notifications. Improved the display of buttons by setting a variant attribute.

Author: mikepsinn

components/ArticleRenderer.tsx

@@ -1,6 +1,6 @@
 import { useState } from "react"
 import Image from "next/image"
-import { Check, Clock, Copy, Folder, Link2, Tag, Loader2 } from "lucide-react"
+import { Check, Clock, Copy, Folder, Tag, Loader2, Share2, Twitter, Facebook, Linkedin } from "lucide-react"
 
 import {ArticleWithRelations} from "@/lib/agents/researcher/researcher"
 import { Badge } from "@/components/ui/badge"
@@ -30,7 +30,7 @@ function GenerateImageButton({
   disabled: boolean
 }) {
   return (
-    <Button onClick={onClick} disabled={disabled}>
+    <Button onClick={onClick} disabled={disabled} variant="outline" >
       {disabled ? (
         <>
           <Loader2 className="mr-2 h-4 w-4 animate-spin" />
@@ -56,6 +56,7 @@ export default function ArticleRenderer({
   const [isGeneratingImage, setIsGeneratingImage] = useState(false)
   const [imageUrl, setImageUrl] = useState<string | null>(null)
   const [error, setError] = useState("")
+  const [isCopiedUrl, setIsCopiedUrl] = useState(false)
 
   const {
     title,
@@ -123,6 +124,47 @@ ${sources?.map((source) => `- [${source.title}](${source.url})`).join("\n")}
       })
   }
 
+  const copyUrlToClipboard = () => {
+    const url = window.location.href;
+    navigator.clipboard
+      .writeText(url)
+      .then(() => {
+        setIsCopiedUrl(true)
+        toast({
+          title: "Copied URL to clipboard",
+          description:
+            "The article URL has been copied to the clipboard.",
+        })
+        setTimeout(() => setIsCopiedUrl(false), 3000) // Reset after 3 seconds
+      })
+      .catch((err) => {
+        console.error("Failed to copy URL: ", err)
+        toast({
+          title: "Failed to copy URL",
+          description: "An error occurred while copying the URL.",
+          variant: "destructive",
+        })
+      })
+  }
+
+  const shareToTwitter = () => {
+    const url = window.location.href;
+    const twitterUrl = `https://twitter.com/intent/tweet?url=${encodeURIComponent(url)}&text=${encodeURIComponent(title)}`;
+    window.open(twitterUrl, "_blank");
+  }
+
+  const shareToFacebook = () => {
+    const url = window.location.href;
+    const facebookUrl = `https://www.facebook.com/sharer/sharer.php?u=${encodeURIComponent(url)}`;
+    window.open(facebookUrl, "_blank");
+  }
+
+  const shareToLinkedIn = () => {
+    const url = window.location.href;
+    const linkedInUrl = `https://www.linkedin.com/shareArticle?url=${encodeURIComponent(url)}&title=${encodeURIComponent(title)}`;
+    window.open(linkedInUrl, "_blank");
+  }
+
   // Add this function to handle article deletion
   async function handleDeleteArticle() {
     if (!currentUserId) {
@@ -160,6 +202,17 @@ ${sources?.map((source) => `- [${source.title}](${source.url})`).join("\n")}
             <CardTitle>{title}</CardTitle>
             <CardDescription>{description}</CardDescription>
           </CardHeader>
+          {featuredImage && (
+            <div className="mx-auto my-4 w-[90%]">
+              <Image
+                src={featuredImage}
+                alt={`Featured image for ${title}`}
+                width={1024}
+                height={1024}
+                className="h-auto w-full rounded-lg"
+              />
+            </div>
+          )}
           <Separator className="mx-auto my-4 w-[90%]" />
           <CardContent>
             <CustomReactMarkdown>{content}</CustomReactMarkdown>
@@ -178,18 +231,6 @@ ${sources?.map((source) => `- [${source.title}](${source.url})`).join("\n")}
               <CardTitle>Article Info</CardTitle>
             </CardHeader>
             <CardContent className="space-y-2">
-              {featuredImage && (
-                <div className="mb-4">
-                  <Image
-                    src={featuredImage}
-                    alt={`Featured image for ${title}`}
-                    width={1024}
-                    height={1024}
-                    className="h-auto w-full rounded-lg"
-                  />
-                </div>
-              )}
-
               <div className="flex items-center space-x-2">
                 <Folder className="h-4 w-4"/>
                 <span>{category?.name}</span>
@@ -208,6 +249,7 @@ ${sources?.map((source) => `- [${source.title}](${source.url})`).join("\n")}
               </div>
               <div className="flex items-center space-x-2">
                 <Button
+                    variant="outline" 
                     onClick={copyToClipboard}
                     className="mt-2"
                     disabled={isCopied}
@@ -225,6 +267,37 @@ ${sources?.map((source) => `- [${source.title}](${source.url})`).join("\n")}
                   )}
                 </Button>
               </div>
+              <div className="flex items-center space-x-2">
+                <Button
+                    variant="outline" 
+                    onClick={copyUrlToClipboard}
+                    className="mt-2"
+                    disabled={isCopiedUrl}
+                >
+                  {isCopiedUrl ? (
+                      <>
+                        <Check className="mr-2 h-4 w-4"/>
+                        Copied URL!
+                      </>
+                  ) : (
+                      <>
+                        <Share2 className="mr-2 h-4 w-4"/>
+                        Copy Sharing URL
+                      </>
+                  )}
+                </Button>
+              </div>
+              <div className="flex space-x-4 mt-2">
+                <Button variant="outline" onClick={shareToTwitter}>
+                  <Twitter className="mr-2 h-4 w-4" />
+                </Button>
+                <Button variant="outline" onClick={shareToFacebook}>
+                  <Facebook className="mr-2 h-4 w-4" />  
+                </Button>
+                <Button variant="outline" onClick={shareToLinkedIn}>
+                  <Linkedin className="mr-2 h-4 w-4" />
+                </Button>
+              </div>
               <div className="flex flex-col space-y-2">
                 <GenerateImageButton
                     onClick={handleGenerateImage}