| 1 | import * as React from 'react' |
| 2 | import { useMemo } from 'react' |
| 3 | import { buildStyleCaseOptions, type StyleCaseItem } from '@renderer/lib/style-case' |
| 4 | import { cn } from '@renderer/lib/utils' |
| 5 | |
| 6 | export type StyleCaseFilterProps = { |
| 7 | /** 任意带 styleCase 字段的条目数组（风格列表 / 下拉选项均适用） */ |
| 8 | items: StyleCaseItem[] |
| 9 | /** 可选候选集：用于禁用当前搜索/收藏条件下不会产生结果的 chip，不影响展示计数 */ |
| 10 | availableItems?: StyleCaseItem[] |
| 11 | /** 当前选中的用途标签，空串表示"全部" */ |
| 12 | selected: string |
| 13 | onSelect: (label: string) => void |
| 14 | /** "全部" chip 的文案 */ |
| 15 | allLabel: string |
| 16 | /** 可选标题（如"按适用场景筛选"），不传则不渲染 */ |
| 17 | title?: string |
| 18 | /** 外层容器样式，由调用方决定是卡片还是窄条 */ |
| 19 | className?: string |
| 20 | } |
| 21 | |
| 22 | const chipClassName = (active: boolean): string => |
| 23 | cn( |
| 24 | 'rounded-md border px-2 py-1 text-xs font-medium transition-colors disabled:cursor-not-allowed disabled:opacity-45', |
| 25 | active |
| 26 | ? 'border-[#97aa7c] bg-[#dbe7ca] text-[#2f3b28]' |
| 27 | : 'border-[#d6c08d]/80 bg-white/70 text-[#7c6a4c] hover:bg-[#fff3d8]' |
| 28 | ) |
| 29 | |
| 30 | /** |
| 31 | * 用途（styleCase）筛选 chip 栏。风格库页与风格下拉共用，保证两处分类一致。 |
| 32 | * 规则与 styles.tsx 原实现一致：只展示命中数 > 1 的用途，并保证当前选中项始终可见。 |
| 33 | */ |
| 34 | export function StyleCaseFilter({ |
| 35 | items, |
| 36 | availableItems, |
| 37 | selected, |
| 38 | onSelect, |
| 39 | allLabel, |
| 40 | title, |
| 41 | className |
| 42 | }: StyleCaseFilterProps): React.JSX.Element | null { |
| 43 | const options = useMemo(() => buildStyleCaseOptions(items), [items]) |
| 44 | const availableLabels = useMemo(() => { |
| 45 | if (!availableItems) return null |
| 46 | return new Set(buildStyleCaseOptions(availableItems).map((option) => option.label)) |
| 47 | }, [availableItems]) |
| 48 | const visible = useMemo(() => { |
| 49 | const popular = options.filter((option) => option.count > 1) |
| 50 | const matched = options.find((option) => option.label === selected) |
| 51 | return matched && !popular.some((option) => option.label === matched.label) |
| 52 | ? [...popular, matched] |
| 53 | : popular |
| 54 | }, [options, selected]) |
| 55 | |
| 56 | if (options.length === 0) return null |
| 57 | |
| 58 | return ( |
| 59 | <div className={className}> |
| 60 | {title ? <p className="mb-2 text-xs font-medium text-[#3e4a32]">{title}</p> : null} |
| 61 | <div className="flex flex-wrap gap-1.5"> |
| 62 | <button type="button" className={chipClassName(selected === '')} onClick={() => onSelect('')}> |
| 63 | {`${allLabel} · ${items.length}`} |
| 64 | </button> |
| 65 | {visible.map((option) => ( |
| 66 | <button |
| 67 | key={option.label} |
| 68 | type="button" |
| 69 | className={chipClassName(selected === option.label)} |
| 70 | disabled={selected !== option.label && availableLabels ? !availableLabels.has(option.label) : false} |
| 71 | onClick={() => onSelect(option.label)} |
| 72 | > |
| 73 | {`${option.label} · ${option.count}`} |
| 74 | </button> |
| 75 | ))} |
| 76 | </div> |
| 77 | </div> |
| 78 | ) |
| 79 | } |
| 80 |