120 lines
4.1 KiB
TypeScript
120 lines
4.1 KiB
TypeScript
"use client";
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import { useMemo, useState } from "react";
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import { Check, ChevronDown, Search } from "lucide-react";
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import { Button } from "@/components/ui/button";
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import {
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Dialog,
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DialogContent,
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DialogHeader,
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DialogTitle,
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} from "@/components/ui/dialog";
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import { Input } from "@/components/ui/input";
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import { TOPIC_GOAL_LABELS, isPlacementGoal } from "@/lib/types/topic-goal";
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import { cn } from "@/lib/utils";
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export interface InspirationTopic {
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id: string;
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label: string;
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topicGoal: string;
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}
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interface TopicPickerProps {
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topics: InspirationTopic[];
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selectedTopicId: string | null;
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onSelectTopic: (topicId: string | null) => void;
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}
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export function TopicPicker({ topics, selectedTopicId, onSelectTopic }: TopicPickerProps) {
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const [open, setOpen] = useState(false);
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const [query, setQuery] = useState("");
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const selected = selectedTopicId
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? topics.find((t) => t.id === selectedTopicId) ?? null
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: null;
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const filtered = useMemo(() => {
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const q = query.trim().toLowerCase();
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if (!q) return topics;
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return topics.filter((t) => t.label.toLowerCase().includes(q));
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}, [topics, query]);
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function pick(topicId: string | null) {
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onSelectTopic(topicId);
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setOpen(false);
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setQuery("");
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}
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const triggerLabel = selected ? selected.label : `全部主題${topics.length > 0 ? ` · ${topics.length}` : ""}`;
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return (
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<>
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<Button
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type="button"
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variant="outline"
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className="h-9 min-w-[10rem] max-w-[16rem] justify-between gap-2 px-3 text-[13px] font-medium"
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onClick={() => setOpen(true)}
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>
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<span className="truncate">{triggerLabel}</span>
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<ChevronDown className="h-4 w-4 shrink-0 text-muted-foreground" />
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</Button>
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<Dialog open={open} onOpenChange={setOpen}>
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<DialogContent className="w-[min(100vw-2rem,24rem)] gap-3 p-4">
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<DialogHeader>
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<DialogTitle>選擇主題</DialogTitle>
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</DialogHeader>
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<div className="relative">
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<Search className="pointer-events-none absolute left-3 top-1/2 h-4 w-4 -translate-y-1/2 text-muted-foreground" />
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<Input
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value={query}
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onChange={(e) => setQuery(e.target.value)}
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placeholder="搜尋主題名稱"
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className="pl-9"
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autoFocus
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/>
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</div>
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<div className="max-h-64 space-y-0.5 overflow-y-auto">
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<button
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type="button"
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onClick={() => pick(null)}
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className={cn(
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"flex w-full items-center justify-between rounded-md px-3 py-2 text-left text-[13px] transition-colors hover:bg-secondary",
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selectedTopicId === null && "bg-primary/10 text-primary"
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)}
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>
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<span>全部主題</span>
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{selectedTopicId === null && <Check className="h-4 w-4" />}
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</button>
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{filtered.length === 0 ? (
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<p className="px-3 py-6 text-center text-[13px] text-muted-foreground">找不到符合的主題</p>
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) : (
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filtered.map((topic) => (
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<button
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key={topic.id}
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type="button"
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onClick={() => pick(topic.id)}
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className={cn(
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"flex w-full items-center justify-between gap-2 rounded-md px-3 py-2 text-left text-[13px] transition-colors hover:bg-secondary",
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selectedTopicId === topic.id && "bg-primary/10 text-primary"
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)}
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>
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<span className="flex min-w-0 flex-1 items-center gap-2">
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<span className="truncate">{topic.label}</span>
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<span className="shrink-0 rounded-full border border-border px-1.5 py-0.5 text-[10px] text-muted-foreground">
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{TOPIC_GOAL_LABELS[isPlacementGoal(topic.topicGoal) ? "placement" : "viral"]}
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</span>
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</span>
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{selectedTopicId === topic.id && <Check className="h-4 w-4 shrink-0" />}
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</button>
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))
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)}
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</div>
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</DialogContent>
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</Dialog>
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</>
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);
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} |