feat: letters added
This commit is contained in:
gosangam
@@ -0,0 +1,285 @@
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"use client";
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import { useState, useMemo } from "react";
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import Link from "next/link";
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import {
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Card,
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CardContent,
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} from "@/components/ui/card";
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import { Badge } from "@/components/ui/badge";
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import { Input } from "@/components/ui/input";
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import { cn } from "@/lib/utils";
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import { Search, ChevronLeft, ChevronRight } from "lucide-react";
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// ---------------------------------------------------------------------------
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// Types
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// ---------------------------------------------------------------------------
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export type YearGroup = { year: number; count: number };
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export type RecipientGroup = { name: string; count: number };
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export type LocationGroup = { name: string; count: number };
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// ---------------------------------------------------------------------------
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// Diacritic-aware normalize (matches books-grid pattern)
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// ---------------------------------------------------------------------------
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function normalize(text: string): string {
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return text
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.toLowerCase()
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.replace(/ṛ/g, "r")
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.replace(/ṝ/g, "r")
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.replace(/ṣ/g, "s")
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.replace(/ś/g, "s")
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.replace(/ṭ/g, "t")
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.replace(/ḍ/g, "d")
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.replace(/ṇ/g, "n")
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.replace(/ñ/g, "n")
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.replace(/ṅ/g, "n")
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.replace(/ḥ/g, "h")
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.replace(/ṁ/g, "m")
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.replace(/ṃ/g, "m")
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.replace(/ḷ/g, "l")
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.replace(/ā/g, "a")
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.replace(/ī/g, "i")
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.replace(/ū/g, "u")
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.normalize("NFD")
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.replace(/[\u0300-\u036f]/g, "");
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}
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// ---------------------------------------------------------------------------
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// Pagination
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// ---------------------------------------------------------------------------
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const PAGE_SIZE_RECIPIENTS = 50;
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const PAGE_SIZE_LOCATIONS = 60;
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const PAGE_SIZE_YEARS = 100; // years are small cards, show all usually
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function Pagination({
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page,
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totalPages,
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onPageChange,
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}: {
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page: number;
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totalPages: number;
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onPageChange: (p: number) => void;
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}) {
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if (totalPages <= 1) return null;
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return (
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<div className="flex items-center justify-center gap-3 pt-4">
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<button
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onClick={() => onPageChange(page - 1)}
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disabled={page <= 1}
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className={cn(
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"flex items-center gap-1 px-3 py-1.5 rounded-md text-sm font-medium transition-colors",
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page <= 1
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? "text-muted-foreground/40 cursor-not-allowed"
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: "text-muted-foreground hover:bg-muted hover:text-foreground",
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)}
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>
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<ChevronLeft className="size-4" />
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Previous
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</button>
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<span className="text-sm text-muted-foreground">
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Page {page} of {totalPages}
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</span>
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<button
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onClick={() => onPageChange(page + 1)}
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disabled={page >= totalPages}
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className={cn(
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"flex items-center gap-1 px-3 py-1.5 rounded-md text-sm font-medium transition-colors",
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page >= totalPages
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? "text-muted-foreground/40 cursor-not-allowed"
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: "text-muted-foreground hover:bg-muted hover:text-foreground",
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)}
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>
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Next
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<ChevronRight className="size-4" />
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</button>
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</div>
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);
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}
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// ---------------------------------------------------------------------------
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// Component
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// ---------------------------------------------------------------------------
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export function LettersBrowser({
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currentView,
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years,
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recipients,
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locations,
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}: {
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currentView: string;
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years: YearGroup[];
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recipients: RecipientGroup[];
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locations: LocationGroup[];
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}) {
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const [query, setQuery] = useState("");
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const [page, setPage] = useState(1);
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// Reset page when query or view changes
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const handleQueryChange = (q: string) => {
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setQuery(q);
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setPage(1);
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};
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// --- Filtered data ---
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const filteredYears = useMemo(() => {
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if (!query.trim()) return years;
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const q = normalize(query.trim());
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return years.filter((yg) => String(yg.year).includes(q));
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}, [years, query]);
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const filteredRecipients = useMemo(() => {
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if (!query.trim()) return recipients;
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const q = normalize(query.trim());
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return recipients.filter((rg) => normalize(rg.name).includes(q));
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}, [recipients, query]);
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const filteredLocations = useMemo(() => {
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if (!query.trim()) return locations;
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const q = normalize(query.trim());
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return locations.filter((lg) => normalize(lg.name).includes(q));
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}, [locations, query]);
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// --- Paginated data ---
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const activeData =
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currentView === "year"
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? filteredYears
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: currentView === "recipient"
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? filteredRecipients
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: filteredLocations;
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const pageSize =
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currentView === "year"
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? PAGE_SIZE_YEARS
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: currentView === "recipient"
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? PAGE_SIZE_RECIPIENTS
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: PAGE_SIZE_LOCATIONS;
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const totalPages = Math.max(1, Math.ceil(activeData.length / pageSize));
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const safePage = Math.min(page, totalPages);
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const startIdx = (safePage - 1) * pageSize;
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const endIdx = startIdx + pageSize;
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const placeholder =
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currentView === "year"
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? "Search years..."
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: currentView === "recipient"
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? "Search recipients..."
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: "Search locations...";
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const resultCount = activeData.length;
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const totalCount =
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currentView === "year"
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? years.length
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: currentView === "recipient"
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? recipients.length
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: locations.length;
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return (
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<div className="space-y-4">
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{/* Search */}
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<div className="relative">
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<Search className="absolute left-3 top-1/2 -translate-y-1/2 size-4 text-muted-foreground" />
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<Input
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type="text"
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placeholder={placeholder}
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value={query}
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onChange={(e) => handleQueryChange(e.target.value)}
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className="pl-9"
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/>
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</div>
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{/* Result count */}
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{query.trim() && (
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<p className="text-sm text-muted-foreground">
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{resultCount === 0
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? "No results found"
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: `${resultCount} of ${totalCount} ${currentView === "year" ? "years" : currentView === "recipient" ? "recipients" : "locations"}`}
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</p>
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)}
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{/* Year view */}
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{currentView === "year" && (
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<div className="grid grid-cols-2 sm:grid-cols-3 md:grid-cols-4 lg:grid-cols-5 gap-3">
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{(filteredYears.slice(startIdx, endIdx) as YearGroup[]).map((yg) => (
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<Link key={yg.year} href={`/letters/year/${yg.year}`}>
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<Card className="transition-all hover:shadow-md hover:ring-foreground/20">
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<CardContent className="py-4 px-4 text-center">
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<p className="text-lg font-bold text-foreground">
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{yg.year}
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</p>
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<p className="text-xs text-muted-foreground">
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{yg.count} {yg.count === 1 ? "letter" : "letters"}
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</p>
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</CardContent>
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</Card>
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</Link>
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))}
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</div>
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)}
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{/* Recipient view */}
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{currentView === "recipient" && (
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<div className="space-y-1.5">
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{(filteredRecipients.slice(startIdx, endIdx) as RecipientGroup[]).map(
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(rg) => (
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<Link
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key={rg.name}
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href={`/letters/recipient/${encodeURIComponent(rg.name)}`}
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className="block"
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>
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<Card className="transition-all hover:shadow-md hover:ring-foreground/20">
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<CardContent className="py-3 px-5 flex items-center justify-between">
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<p className="font-medium text-foreground truncate">
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{rg.name}
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</p>
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<Badge variant="secondary" className="text-xs shrink-0 ml-3">
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{rg.count}
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</Badge>
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</CardContent>
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</Card>
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</Link>
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),
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)}
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</div>
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)}
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{/* Location view */}
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{currentView === "location" && (
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<div className="grid grid-cols-1 sm:grid-cols-2 md:grid-cols-3 gap-3">
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{(filteredLocations.slice(startIdx, endIdx) as LocationGroup[]).map(
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(lg) => (
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<Link
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key={lg.name}
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href={`/letters/location/${encodeURIComponent(lg.name)}`}
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>
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<Card className="transition-all hover:shadow-md hover:ring-foreground/20">
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<CardContent className="py-4 px-4 text-center">
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<p className="font-medium text-foreground">{lg.name}</p>
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<p className="text-xs text-muted-foreground">
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{lg.count} {lg.count === 1 ? "letter" : "letters"}
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</p>
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</CardContent>
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</Card>
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</Link>
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),
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)}
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</div>
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)}
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{/* Pagination */}
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<Pagination
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page={safePage}
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totalPages={totalPages}
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onPageChange={setPage}
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/>
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</div>
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);
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}
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