Files
EpicNext-Cms/src/lib/services/figure-import.ts
T
2026-07-12 19:12:25 +02:00

130 lines
4.0 KiB
TypeScript

import { existsSync, promises as fs } from 'node:fs'
import path from 'node:path'
import { resolveFigureSwfUrl } from '@/lib/services/figure-source'
import { listFigureLibraries } from '@/lib/services/figuremap'
import { downloadFile } from '@/lib/services/import/core/download'
import { convertSwfToNitro } from '@/lib/services/swf-to-nitro'
export interface FigureListItem {
lib: string
revision: number
nitroExists: boolean
// First part the library provides ({type,id}) — used to render an avatar
// preview wearing it. Undefined if the library declares no parts.
previewType?: string
previewId?: number
}
export interface ImportFigureResult {
ok: boolean
lib: string
warnings: string[]
error?: string
}
export const FIGURE_NITRO_DIR = path.join(
/*turbopackIgnore: true*/ process.cwd(),
'public/nitro-assets/bundled/figure',
)
export const FIGURE_SWF_DIR = path.join(
/*turbopackIgnore: true*/ process.cwd(),
'public/swf/gordon',
)
export async function ensureFigureDirs(): Promise<void> {
await Promise.all(
[FIGURE_NITRO_DIR, FIGURE_SWF_DIR]
.filter((dir) => !existsSync(/*turbopackIgnore: true*/ dir))
.map((dir) => fs.mkdir(/*turbopackIgnore: true*/ dir, { recursive: true })),
)
}
function nitroPathFor(lib: string): string {
return path.join(/*turbopackIgnore: true*/ FIGURE_NITRO_DIR, `${lib}.nitro`)
}
export async function importSingleFigure(params: {
lib: string
onProgress?: (status: string) => void
}): Promise<ImportFigureResult> {
const { lib, onProgress } = params
const warnings: string[] = []
await ensureFigureDirs()
onProgress?.('downloading')
const swfPath = path.join(/*turbopackIgnore: true*/ FIGURE_SWF_DIR, `${lib}.swf`)
let swfUrl: string
try {
swfUrl = await resolveFigureSwfUrl(lib)
} catch (err) {
return {
ok: false,
lib,
warnings,
error: `Could not resolve SWF URL: ${(err as Error).message}`,
}
}
const dl = await downloadFile(swfUrl, swfPath, { validate: 'swf' })
if (!dl.ok) return { ok: false, lib, warnings, error: `SWF download failed: ${swfUrl}` }
onProgress?.('converting')
try {
const swfBuffer = await fs.readFile(/*turbopackIgnore: true*/ swfPath)
const result = convertSwfToNitro(swfBuffer, lib)
await fs.writeFile(/*turbopackIgnore: true*/ nitroPathFor(lib), result.bundle)
if (result.warnings?.length) warnings.push(...result.warnings)
} catch (err) {
return {
ok: false,
lib,
warnings,
error: `SWF→Nitro conversion failed: ${(err as Error).message}`,
}
}
return { ok: true, lib, warnings }
}
export async function deleteImportedFigure(lib: string): Promise<{ deletedFile: boolean }> {
const p = nitroPathFor(lib)
if (existsSync(/*turbopackIgnore: true*/ p)) {
await fs.unlink(/*turbopackIgnore: true*/ p).catch(() => {})
return { deletedFile: true }
}
return { deletedFile: false }
}
export async function getFigureList(params: {
search: string
page: number
perPage: number
}): Promise<{ items: FigureListItem[]; meta: { page: number; perPage: number; total: number } }> {
const { search, page, perPage } = params
const libs = await listFigureLibraries()
const term = search.trim().toLowerCase()
const filtered = term ? libs.filter((l) => l.id.toLowerCase().includes(term)) : libs
const total = filtered.length
const start = (Math.max(page, 1) - 1) * perPage
const items = filtered.slice(start, start + perPage).map((l) => ({
lib: l.id,
revision: l.revision,
nitroExists: existsSync(/*turbopackIgnore: true*/ nitroPathFor(l.id)),
previewType: l.parts?.[0]?.type,
previewId: l.parts?.[0]?.id,
}))
return { items, meta: { page: Math.max(page, 1), perPage, total } }
}
export async function getFigureStats(): Promise<{
total: number
imported: number
missing: number
}> {
const libs = await listFigureLibraries()
const imported = libs.filter((l) =>
existsSync(/*turbopackIgnore: true*/ nitroPathFor(l.id)),
).length
return { total: libs.length, imported, missing: libs.length - imported }
}