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| 1 | +import { useMemo, useState, useEffect } from "react"; |
| 2 | + |
| 3 | +export type Article = { |
| 4 | + title: string; |
| 5 | + url: string; |
| 6 | + category?: string; |
| 7 | + note?: string; |
| 8 | + added?: string; // YYYY-MM-DD |
| 9 | +}; |
| 10 | + |
| 11 | +function byAddedDesc(a?: string, b?: string) { |
| 12 | + const av = (a ?? "").trim(); |
| 13 | + const bv = (b ?? "").trim(); |
| 14 | + if (!av && !bv) { return 0; } |
| 15 | + if (!av) { return 1; } |
| 16 | + if (!bv) { return -1; } |
| 17 | + const ad = new Date(av).getTime() || 0; |
| 18 | + const bd = new Date(bv).getTime() || 0; |
| 19 | + return bd - ad; |
| 20 | +} |
| 21 | + |
| 22 | +export default function UsefulLinks({ articles }: { articles?: Article[] }) { |
| 23 | + const [selected, setSelected] = useState<string>("All"); |
| 24 | + |
| 25 | + useEffect(() => { |
| 26 | + if (typeof window === "undefined") { return; } else { |
| 27 | + const p = new URLSearchParams(window.location.search); |
| 28 | + const init = p.get("category") || "All"; |
| 29 | + setSelected(init); |
| 30 | + } |
| 31 | + }, []); |
| 32 | + |
| 33 | + const safeArticles = useMemo(() => { |
| 34 | + const arr = Array.isArray(articles) ? articles : []; |
| 35 | + return arr |
| 36 | + .filter((a) => { |
| 37 | + if (!a) { return false; } |
| 38 | + if (typeof a.title !== "string") { return false; } |
| 39 | + if (typeof a.url !== "string") { return false; } |
| 40 | + return true; |
| 41 | + }) |
| 42 | + .map((a) => { |
| 43 | + const category = a.category?.trim() || "Uncategorized"; |
| 44 | + return { ...a, category }; |
| 45 | + }); |
| 46 | + }, [articles]); |
| 47 | + |
| 48 | + useEffect(() => { |
| 49 | + if (typeof window === "undefined") { return; } else { |
| 50 | + const url = new URL(window.location.href); |
| 51 | + if (selected === "All") { |
| 52 | + url.searchParams.delete("category"); |
| 53 | + } else { |
| 54 | + url.searchParams.set("category", selected); |
| 55 | + } |
| 56 | + window.history.replaceState({}, "", url.toString()); |
| 57 | + } |
| 58 | + }, [selected]); |
| 59 | + |
| 60 | + const chips = useMemo(() => { |
| 61 | + const counts = new Map<string, number>(); |
| 62 | + for (const a of safeArticles) { |
| 63 | + const k = a.category!; |
| 64 | + counts.set(k, (counts.get(k) ?? 0) + 1); |
| 65 | + } |
| 66 | + const cats = Array.from(counts.entries()) |
| 67 | + .map(([name, count]) => ({ name, count })) |
| 68 | + .sort((a, b) => a.name.localeCompare(b.name)); |
| 69 | + return [{ name: "All", count: safeArticles.length }, ...cats]; |
| 70 | + }, [safeArticles]); |
| 71 | + |
| 72 | + const filtered = useMemo(() => { |
| 73 | + const base = selected === "All" |
| 74 | + ? [...safeArticles] |
| 75 | + : safeArticles.filter((a) => a.category === selected); |
| 76 | + base.sort((a, b) => byAddedDesc(a.added, b.added)); |
| 77 | + return base; |
| 78 | + }, [safeArticles, selected]); |
| 79 | + |
| 80 | + if (safeArticles.length === 0) { |
| 81 | + return <div className="text-center py-12 text-zinc-500">등록된 아티클이 없습니다.</div>; |
| 82 | + } else { |
| 83 | + return ( |
| 84 | + <div className="space-y-6"> |
| 85 | + <div className="py-2"> |
| 86 | + <nav className="flex flex-wrap justify-start gap-2 sm:gap-3"> |
| 87 | + {chips.map(({ name, count }) => { |
| 88 | + const isActive = selected === name; |
| 89 | + return ( |
| 90 | + <button |
| 91 | + key={name} |
| 92 | + onClick={() => { setSelected(name); }} |
| 93 | + className={`capitalize px-4 py-1.5 rounded-full text-sm font-medium transition-colors duration-150 |
| 94 | + ${isActive ? "bg-gray-800 text-white shadow-sm" : "bg-gray-100 text-gray-700 border border-gray-200 hover:bg-gray-200"} |
| 95 | + `} |
| 96 | + aria-pressed={isActive} |
| 97 | + > |
| 98 | + {name} ({count}) |
| 99 | + </button> |
| 100 | + ); |
| 101 | + })} |
| 102 | + </nav> |
| 103 | + </div> |
| 104 | + |
| 105 | + <ol className="rounded-xl border border-zinc-200 dark:border-zinc-800 divide-y divide-zinc-200 dark:divide-zinc-800 overflow-hidden bg-white dark:bg-zinc-950"> |
| 106 | + {filtered.map((a, idx) => ( |
| 107 | + <li key={`${a.url}-${idx}`}> |
| 108 | + <a |
| 109 | + href={a.url} |
| 110 | + target="_blank" |
| 111 | + rel="noreferrer" |
| 112 | + className="block px-4 py-3 sm:px-5 sm:py-4 hover:bg-zinc-50 dark:hover:bg-zinc-900 transition" |
| 113 | + title={a.url} |
| 114 | + > |
| 115 | + <div className="flex items-start gap-3"> |
| 116 | + <span className="mt-2 h-2.5 w-2.5 shrink-0 rounded-full bg-emerald-500/90" /> |
| 117 | + <div className="min-w-0 flex-1"> |
| 118 | + <p className="truncate font-semibold text-zinc-900 dark:text-zinc-50 hover:text-zinc-700 dark:hover:text-zinc-200"> |
| 119 | + {a.title} |
| 120 | + </p> |
| 121 | + {a.note ? ( |
| 122 | + <p className="mt-1 text-sm text-zinc-600 dark:text-zinc-300 line-clamp-2"> |
| 123 | + {a.note} |
| 124 | + </p> |
| 125 | + ) : null} |
| 126 | + </div> |
| 127 | + |
| 128 | + <div className="flex flex-col items-end gap-1.5 shrink-0 pl-2"> |
| 129 | + <span className="rounded-full border px-2 py-0.5 text-xs text-zinc-600 dark:text-zinc-300"> |
| 130 | + {a.category} |
| 131 | + </span> |
| 132 | + {a.added ? ( |
| 133 | + <span className="text-[11px] text-zinc-500"> |
| 134 | + added : {a.added} |
| 135 | + </span> |
| 136 | + ) : null} |
| 137 | + </div> |
| 138 | + </div> |
| 139 | + </a> |
| 140 | + </li> |
| 141 | + ))} |
| 142 | + </ol> |
| 143 | + |
| 144 | + {filtered.length === 0 ? ( |
| 145 | + <p className="text-center text-zinc-500 py-10">선택한 카테고리에 해당하는 아티클이 없습니다.</p> |
| 146 | + ) : null} |
| 147 | + </div> |
| 148 | + ); |
| 149 | + } |
| 150 | +} |
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