feat: implement newsletters dashboard with filtering and detail views

apps/web/src/app/(main)/dashboard/newsletters/Content.tsx

@@ -0,0 +1,73 @@
+"use client";
+
+import { useState, useMemo } from "react";
+import { Newsletter } from "@/types/newsletter";
+import { GeistSans } from "geist/font/sans";
+import { getAvailableMonths } from "./utils/newsletter.utils";
+import { filterNewsletters } from "./utils/newsletter.filters";
+import NewsletterFilters from "./components/NewsletterFilters";
+import NewsletterList from "./components/NewsletterList";
+import NewsletterEmptyState from "./components/NewsletterEmptyState";
+
+interface NewslettersProps {
+  newsletters: Newsletter[];
+}
+
+export default function Newsletters({ newsletters }: NewslettersProps) {
+  const [searchQuery, setSearchQuery] = useState("");
+  const [selectedMonth, setSelectedMonth] = useState<string>("all");
+
+  const availableMonths = useMemo(
+    () => getAvailableMonths(newsletters),
+    [newsletters]
+  );
+
+  const filteredNewsletters = useMemo(
+    () => filterNewsletters(newsletters, searchQuery, selectedMonth),
+    [newsletters, searchQuery, selectedMonth]
+  );
+
+  const handleClearFilters = () => {
+    setSearchQuery("");
+    setSelectedMonth("all");
+  };
+
+  const hasActiveFilters =
+    searchQuery.trim() !== "" || selectedMonth !== "all";
+
+  return (
+    <div className="min-h-screen bg-background font-sans">
+      <div className="max-w-4xl mx-auto px-4 py-12 sm:px-6 lg:px-8">
+        <div className="mb-8 text-center">
+          <h1
+            className={`text-4xl font-bold text-foreground mb-4 ${GeistSans.className}`}
+          >
+            Newsletters
+          </h1>
+          <p className="text-lg text-muted-foreground max-w-2xl mx-auto">
+            Stay updated with the latest features, tips, and insights from
+            opensox.ai
+          </p>
+        </div>
+        <NewsletterFilters
+          searchQuery={searchQuery}
+          selectedMonth={selectedMonth}
+          availableMonths={availableMonths}
+          resultCount={filteredNewsletters.length}
+          onSearchChange={setSearchQuery}
+          onMonthChange={setSelectedMonth}
+          onClearFilters={handleClearFilters}
+        />
+
+        {filteredNewsletters.length === 0 ? (
+          <NewsletterEmptyState
+            hasActiveFilters={hasActiveFilters}
+            onClearFilters={handleClearFilters}
+          />
+        ) : (
+          <NewsletterList newsletters={filteredNewsletters} />
+        )}
+      </div>
+    </div>
+  );
+}

apps/web/src/app/(main)/dashboard/newsletters/[id]/page.tsx

@@ -0,0 +1,117 @@
+"use client";
+
+import { useParams } from "next/navigation";
+import Link from "next/link";
+import { newsletters } from "../data/newsletters";
+import NewsletterContent from "../components/NewsletterContent";
+import { Calendar, Clock, ArrowLeft } from "lucide-react";
+import { Button } from "@/components/ui/button";
+import Image from "next/image";
+import { NewsletterContentItem } from "@/types/newsletter";
+import { GeistSans } from "geist/font/sans";
+import { formatNewsletterDate } from "../utils/newsletter.utils";
+
+export default function NewsletterPage() {
+  const params = useParams();
+  const id = params.id as string;
+  const newsletter = newsletters.find((n) => n.id === id);
+
+  if (!newsletter) {
+    return (
+      <div className="min-h-screen bg-background flex items-center justify-center">
+        <div className="text-center">
+          <h1 className="text-2xl font-bold text-foreground mb-4">
+            Newsletter not found
+          </h1>
+          <Link href="/dashboard/newsletters">
+            <Button variant="outline">
+              <ArrowLeft className="h-4 w-4 mr-2" />
+              Back to newsletters
+            </Button>
+          </Link>
+        </div>
+      </div>
+    );
+  }
+
+  const formattedDate = formatNewsletterDate(newsletter.date);
+
+  return (
+    <div className="min-h-screen bg-background font-sans">
+      <div className="max-w-3xl mx-auto px-4 py-12 sm:px-6 lg:px-8">
+        {/* back button */}
+        <Link href="/dashboard/newsletters">
+          <Button variant="ghost" className="mb-8 -ml-2 hover:bg-secondary">
+            <ArrowLeft className="h-4 w-4 mr-2" />
+            All newsletters
+          </Button>
+        </Link>
+
+        {/* newsletter header */}
+        <header className="mb-12">
+          {newsletter.coverImage && (
+            <div className="relative h-[400px] w-full overflow-hidden rounded-lg mb-8 bg-muted">
+              {typeof newsletter.coverImage === "string" ? (
+                <img
+                  src={newsletter.coverImage}
+                  alt={newsletter.title}
+                  className="w-full h-full object-cover"
+                />
+              ) : (
+                <Image
+                  src={newsletter.coverImage}
+                  alt={newsletter.title}
+                  fill
+                  className="object-cover"
+                />
+              )}
+            </div>
+          )}
+
+          <h1 className={`text-2xl md:text-4xl font-bold text-foreground mb-6 ${GeistSans.className}`}>
+            {newsletter.title}
+          </h1>
+
+          <div className="flex flex-wrap items-center gap-4 text-sm text-muted-foreground mb-4">
+            <div className="flex items-center gap-1.5">
+              <Calendar className="h-4 w-4" />
+              <span>{formattedDate}</span>
+            </div>
+            {newsletter.readTime && (
+              <div className="flex items-center gap-1.5">
+                <Clock className="h-4 w-4" />
+                <span>{newsletter.readTime}</span>
+              </div>
+            )}
+            {newsletter.author && <span>by {newsletter.author}</span>}
+          </div>
+
+          {newsletter.excerpt && (
+            <p className="text-lg text-muted-foreground leading-relaxed">
+              {newsletter.excerpt}
+            </p>
+          )}
+        </header>
+
+        {/* divider */}
+        <div className="border-t border-border mb-12" />
+
+        {/* newsletter content */}
+        <div className="prose prose-lg max-w-none font-sans">
+          <NewsletterContent content={newsletter.content as NewsletterContentItem[]} />
+        </div>
+
+        {/* footer */}
+        <div className="mt-16 pt-8 border-t border-border">
+          <Link href="/dashboard/newsletters">
+            <Button variant="outline" className="w-full sm:w-auto">
+              <ArrowLeft className="h-4 w-4 mr-2" />
+              Back to all newsletters
+            </Button>
+          </Link>
+        </div>
+      </div>
+    </div>
+  );
+}
+

apps/web/src/app/(main)/dashboard/newsletters/components/NewsletterCard.tsx

@@ -0,0 +1,65 @@
+import Link from "next/link";
+import { Calendar, Clock } from "lucide-react";
+import { Card } from "@/components/ui/card";
+import { Newsletter } from "@/types/newsletter";
+import Image from "next/image";
+import { GeistSans } from "geist/font/sans";
+import { formatNewsletterDate } from "../utils/newsletter.utils";
+
+interface NewsletterCardProps {
+  newsletter: Newsletter;
+}
+
+export default function NewsletterCard({ newsletter }: NewsletterCardProps) {
+  const formattedDate = formatNewsletterDate(newsletter.date);
+
+  return (
+    <Link href={`/dashboard/newsletters/${newsletter.id}`}>
+      <Card className="overflow-hidden hover:shadow-lg transition-all duration-300 border-border hover:border-[#693dab] cursor-pointer">
+        {newsletter.coverImage && (
+          <div className="relative h-48 w-full overflow-hidden bg-muted">
+            {typeof newsletter.coverImage === "string" ? (
+              <img
+                src={newsletter.coverImage}
+                alt={newsletter.title}
+                className="w-full h-full object-cover transition-transform duration-300 hover:scale-105 "
+              />
+            ) : (
+              <Image
+                src={newsletter.coverImage}
+                alt={newsletter.title}
+                fill
+                className="object-cover transition-transform duration-300 hover:scale-105 hover:opacity-80"
+              />
+            )}
+          </div>
+        )}
+        <div className="p-6 space-y-3">
+          <h2 className={`text-2xl font-semibold text-foreground hover:text-primary transition-colors ${GeistSans.className}`}>
+            {newsletter.title}
+          </h2>
+
+          <div className="flex items-center gap-4 text-sm text-muted-foreground">
+            <div className="flex items-center gap-1.5">
+              <Calendar className="h-4 w-4" />
+              <span>{formattedDate}</span>
+            </div>
+            {newsletter.readTime && (
+              <div className="flex items-center gap-1.5">
+                <Clock className="h-4 w-4" />
+                <span>{newsletter.readTime}</span>
+              </div>
+            )}
+          </div>
+          <p className="text-foreground/80 line-clamp-2 leading-relaxed">
+            {newsletter.excerpt}
+          </p>
+          {newsletter.author && (
+            <p className="text-sm text-muted-foreground">by {newsletter.author}</p>
+          )}
+        </div>
+      </Card>
+    </Link>
+  );
+}
+

apps/web/src/app/(main)/dashboard/newsletters/components/NewsletterContent.tsx

@@ -0,0 +1,115 @@
+"use client";
+
+import { NewsletterContentItem } from "@/types/newsletter";
+import Link from "next/link";
+import Image from "next/image";
+
+interface NewsletterContentProps {
+  content: NewsletterContentItem[];
+}
+
+export default function NewsletterContent({ content }: NewsletterContentProps) {
+  return (
+    <div className="space-y-6 font-sans">
+      {content.map((item, index) => {
+        switch (item.type) {
+          case "paragraph":
+            return (
+              <p key={index} className="text-foreground/90 leading-relaxed">
+                {item.content}
+              </p>
+            );
+
+          case "heading":
+            const HeadingTag = `h${item.level}` as keyof JSX.IntrinsicElements;
+            const headingClasses = {
+              1: "text-4xl font-bold mb-4 mt-8",
+              2: "text-3xl font-bold mb-4 mt-8",
+              3: "text-2xl font-semibold mb-3 mt-6",
+            };
+            return (
+              <HeadingTag
+                key={index}
+                className={headingClasses[item.level]}
+              >
+                {item.content}
+              </HeadingTag>
+            );
+
+          case "bold":
+            return (
+              <p key={index} className="font-semibold text-foreground mb-2">
+                {item.content}
+              </p>
+            );
+
+          case "link":
+            return (
+              <div key={index} className="my-4">
+                <Link
+                  href={item.url}
+                  target="_blank"
+                  rel="noopener noreferrer"
+                  className="text-primary hover:underline font-medium"
+                >
+                  {item.text}
+                </Link>
+              </div>
+            );
+
+          case "image":
+            return (
+              <div key={index} className="my-8">
+                <img
+                  src={item.src}
+                  alt={item.alt || ""}
+                  className="w-full rounded-lg"
+                />
+              </div>
+            );
+
+          case "list":
+            const isRightAligned = item.align === "left";
+            return (
+              <div
+                key={index}
+                className={`my-4 ${
+                  isRightAligned ? "flex justify-end" : ""
+                }`}
+              >
+                <ul
+                  className={`space-y-2 ${
+                    isRightAligned
+                      ? "list-none text-right"
+                      : "list-disc list-inside"
+                  }`}
+                >
+                  {item.items.map((listItem, itemIndex) => (
+                    <li
+                      key={itemIndex}
+                      className={`text-foreground/90 ${
+                        isRightAligned
+                          ? "flex items-center justify-end gap-2"
+                          : ""
+                      }`}
+                    >
+                      <span>{listItem}</span>
+                      {isRightAligned && (
+                        <span className="text-foreground/60 flex-shrink-0">
+                          •
+                        </span>
+                      )}
+                    </li>
+                  ))}
+                </ul>
+              </div>
+            );
+
+          default:
+            return null;
+        }
+      })}
+    </div>
+  );
+}
+