| 1 | import { |
| 2 | requirePersistedSlideSize, |
| 3 | type SlideSizePresetId |
| 4 | } from '@shared/slide-size' |
| 5 | |
| 6 | export type TemplateSource = 'user' |
| 7 | |
| 8 | export interface TemplateManifestPage { |
| 9 | pageNumber: number |
| 10 | pageId: string |
| 11 | title: string |
| 12 | htmlPath: string |
| 13 | } |
| 14 | |
| 15 | export interface TemplateManifest { |
| 16 | schemaVersion: 1 |
| 17 | id: string |
| 18 | name: string |
| 19 | description: string |
| 20 | sourceSessionId?: string |
| 21 | createdAt: number |
| 22 | updatedAt: number |
| 23 | pageCount: number |
| 24 | tags: string[] |
| 25 | styleId?: string | null |
| 26 | slideSizeId: SlideSizePresetId |
| 27 | slideWidth: number |
| 28 | slideHeight: number |
| 29 | designContract?: unknown |
| 30 | pages: TemplateManifestPage[] |
| 31 | } |
| 32 | |
| 33 | export interface TemplateListItem { |
| 34 | id: string |
| 35 | name: string |
| 36 | description: string |
| 37 | source: TemplateSource |
| 38 | pageCount: number |
| 39 | tags: string[] |
| 40 | slideSizeId: SlideSizePresetId |
| 41 | slideWidth: number |
| 42 | slideHeight: number |
| 43 | previewHtmlPath: string | null |
| 44 | thumbnailPath: string | null |
| 45 | previewPages: Array<{ |
| 46 | pageNumber: number |
| 47 | pageId: string |
| 48 | title: string |
| 49 | htmlPath: string |
| 50 | }> |
| 51 | createdAt: number |
| 52 | updatedAt: number |
| 53 | } |
| 54 | |
| 55 | const asString = (value: unknown): string => (typeof value === 'string' ? value.trim() : '') |
| 56 | |
| 57 | const asNumber = (value: unknown): number => |
| 58 | typeof value === 'number' && Number.isFinite(value) ? value : 0 |
| 59 | |
| 60 | export function parseTemplateManifest(raw: unknown): TemplateManifest { |
| 61 | const record = raw && typeof raw === 'object' ? (raw as Record<string, unknown>) : {} |
| 62 | const id = asString(record.id) |
| 63 | const name = asString(record.name) |
| 64 | if (!id) throw new Error('模板 manifest 缺少 id') |
| 65 | if (!name) throw new Error('模板 manifest 缺少 name') |
| 66 | const slideSize = requirePersistedSlideSize({ |
| 67 | id: asString(record.slideSizeId), |
| 68 | width: asNumber(record.slideWidth), |
| 69 | height: asNumber(record.slideHeight) |
| 70 | }) |
| 71 | |
| 72 | const rawPages = Array.isArray(record.pages) ? record.pages : [] |
| 73 | const pages = rawPages |
| 74 | .map((item, index): TemplateManifestPage => { |
| 75 | const page = item && typeof item === 'object' ? (item as Record<string, unknown>) : {} |
| 76 | const pageNumber = Math.max(1, Math.floor(asNumber(page.pageNumber) || index + 1)) |
| 77 | const pageId = asString(page.pageId) || `page-${pageNumber}` |
| 78 | return { |
| 79 | pageNumber, |
| 80 | pageId, |
| 81 | title: asString(page.title) || `第 ${pageNumber} 页`, |
| 82 | htmlPath: asString(page.htmlPath) || `pages/${pageId}.html` |
| 83 | } |
| 84 | }) |
| 85 | .sort((a, b) => a.pageNumber - b.pageNumber) |
| 86 | |
| 87 | return { |
| 88 | schemaVersion: 1, |
| 89 | id, |
| 90 | name, |
| 91 | description: asString(record.description), |
| 92 | sourceSessionId: asString(record.sourceSessionId) || undefined, |
| 93 | createdAt: asNumber(record.createdAt) || Date.now(), |
| 94 | updatedAt: asNumber(record.updatedAt) || Date.now(), |
| 95 | pageCount: Math.max(0, Math.floor(asNumber(record.pageCount) || pages.length)), |
| 96 | tags: Array.isArray(record.tags) |
| 97 | ? record.tags.map((tag) => asString(tag)).filter(Boolean).slice(0, 12) |
| 98 | : [], |
| 99 | styleId: asString(record.styleId) || null, |
| 100 | slideSizeId: slideSize.id, |
| 101 | slideWidth: slideSize.width, |
| 102 | slideHeight: slideSize.height, |
| 103 | designContract: record.designContract, |
| 104 | pages |
| 105 | } |
| 106 | } |
| 107 | |
| 108 | export function manifestToListItem( |
| 109 | manifest: TemplateManifest, |
| 110 | paths: { |
| 111 | previewHtmlPath: string | null |
| 112 | previewPages: TemplateListItem['previewPages'] |
| 113 | } |
| 114 | ): TemplateListItem { |
| 115 | return { |
| 116 | id: manifest.id, |
| 117 | name: manifest.name, |
| 118 | description: manifest.description, |
| 119 | source: 'user', |
| 120 | pageCount: manifest.pageCount || manifest.pages.length, |
| 121 | tags: manifest.tags, |
| 122 | slideSizeId: manifest.slideSizeId, |
| 123 | slideWidth: manifest.slideWidth, |
| 124 | slideHeight: manifest.slideHeight, |
| 125 | previewHtmlPath: paths.previewHtmlPath, |
| 126 | thumbnailPath: null, |
| 127 | previewPages: paths.previewPages, |
| 128 | createdAt: manifest.createdAt, |
| 129 | updatedAt: manifest.updatedAt |
| 130 | } |
| 131 | } |
| 132 |