| 1 | import fs from 'node:fs' |
| 2 | import path from 'node:path' |
| 3 | import { |
| 4 | atomicCopyDirectory, |
| 5 | listStylePackageDirectories, |
| 6 | readStylePackage, |
| 7 | type StylePackageJson |
| 8 | } from './style-package' |
| 9 | import { ensureInstalledStylesPath } from './style-paths' |
| 10 | |
| 11 | export interface StyleInitializerLogger { |
| 12 | info?: (message: string, meta?: Record<string, unknown>) => void |
| 13 | warn?: (message: string, meta?: Record<string, unknown>) => void |
| 14 | error?: (message: string, meta?: Record<string, unknown>) => void |
| 15 | } |
| 16 | |
| 17 | export interface InitializeStylesResult { |
| 18 | bundledCount: number |
| 19 | copiedCount: number |
| 20 | skippedCount: number |
| 21 | failedCount: number |
| 22 | } |
| 23 | |
| 24 | interface SystemReleaseManifest { |
| 25 | version: string |
| 26 | time: string |
| 27 | author: string |
| 28 | } |
| 29 | |
| 30 | export async function initializeStyles(options: { |
| 31 | bundledSourcePath: string |
| 32 | installedRootPath: string |
| 33 | logger?: StyleInitializerLogger |
| 34 | }): Promise<InitializeStylesResult> { |
| 35 | const logger = options.logger |
| 36 | await ensureInstalledStylesPath(options.installedRootPath) |
| 37 | const systemPath = path.join(options.installedRootPath, 'system') |
| 38 | const bundledManifest = await readSystemReleaseManifest(options.bundledSourcePath, logger) |
| 39 | const installedManifest = await readSystemReleaseManifest(systemPath, logger) |
| 40 | |
| 41 | if ( |
| 42 | bundledManifest && |
| 43 | installedManifest && |
| 44 | bundledManifest.version === installedManifest.version && |
| 45 | fs.existsSync(systemPath) |
| 46 | ) { |
| 47 | logger?.info?.('[styles] system styles are up to date', { |
| 48 | version: bundledManifest.version |
| 49 | }) |
| 50 | return { |
| 51 | bundledCount: 0, |
| 52 | copiedCount: 0, |
| 53 | skippedCount: 1, |
| 54 | failedCount: 0 |
| 55 | } |
| 56 | } |
| 57 | |
| 58 | const bundledStyles = await readBundledStyles(options.bundledSourcePath, logger) |
| 59 | let copiedCount = 0 |
| 60 | let failedCount = 0 |
| 61 | |
| 62 | for (const style of bundledStyles) { |
| 63 | try { |
| 64 | const destinationPath = path.join(systemPath, style.json.style) |
| 65 | await atomicCopyDirectory(style.path, destinationPath) |
| 66 | copiedCount += 1 |
| 67 | logger?.info?.('[styles] installed bundled style', { |
| 68 | style: style.json.style, |
| 69 | version: style.json.version |
| 70 | }) |
| 71 | } catch (error) { |
| 72 | failedCount += 1 |
| 73 | logger?.error?.('[styles] failed to sync bundled style', { |
| 74 | style: style.json.style, |
| 75 | message: error instanceof Error ? error.message : String(error) |
| 76 | }) |
| 77 | } |
| 78 | } |
| 79 | |
| 80 | if (bundledManifest && failedCount === 0) { |
| 81 | await writeSystemReleaseManifest(systemPath, bundledManifest) |
| 82 | } |
| 83 | |
| 84 | return { |
| 85 | bundledCount: bundledStyles.length, |
| 86 | copiedCount, |
| 87 | skippedCount: 0, |
| 88 | failedCount |
| 89 | } |
| 90 | } |
| 91 | |
| 92 | async function readBundledStyles( |
| 93 | bundledSourcePath: string, |
| 94 | logger?: StyleInitializerLogger |
| 95 | ): Promise<Array<{ path: string; json: StylePackageJson }>> { |
| 96 | const entryNames = await listStylePackageDirectories(bundledSourcePath).catch((error) => { |
| 97 | logger?.warn?.('[styles] bundled styles source missing or unreadable', { |
| 98 | path: bundledSourcePath, |
| 99 | message: error instanceof Error ? error.message : String(error) |
| 100 | }) |
| 101 | return [] |
| 102 | }) |
| 103 | |
| 104 | const styles: Array<{ path: string; json: StylePackageJson }> = [] |
| 105 | for (const styleName of entryNames) { |
| 106 | const stylePath = path.join(bundledSourcePath, styleName) |
| 107 | try { |
| 108 | const pkg = await readStylePackage(stylePath) |
| 109 | if (pkg.json.style !== styleName) { |
| 110 | logger?.warn?.('[styles] style key does not match directory', { |
| 111 | directory: styleName, |
| 112 | style: pkg.json.style |
| 113 | }) |
| 114 | continue |
| 115 | } |
| 116 | if (pkg.json.source !== 'builtin') { |
| 117 | logger?.warn?.('[styles] bundled style source must be builtin', { path: stylePath }) |
| 118 | continue |
| 119 | } |
| 120 | styles.push({ path: stylePath, json: pkg.json }) |
| 121 | } catch (error) { |
| 122 | logger?.warn?.('[styles] invalid bundled style package', { |
| 123 | path: stylePath, |
| 124 | message: error instanceof Error ? error.message : String(error) |
| 125 | }) |
| 126 | } |
| 127 | } |
| 128 | return styles |
| 129 | } |
| 130 | |
| 131 | async function readSystemReleaseManifest( |
| 132 | rootPath: string, |
| 133 | logger?: StyleInitializerLogger |
| 134 | ): Promise<SystemReleaseManifest | null> { |
| 135 | const manifestPath = path.join(rootPath, 'manifest.json') |
| 136 | try { |
| 137 | const raw = await fs.promises.readFile(manifestPath, 'utf8') |
| 138 | const parsed = JSON.parse(raw) as Partial<SystemReleaseManifest> |
| 139 | const version = String(parsed.version || '').trim() |
| 140 | const time = String(parsed.time || '').trim() |
| 141 | const author = String(parsed.author || '').trim() |
| 142 | if (!/^\d+\.\d+\.\d+$/.test(version)) { |
| 143 | throw new Error('Invalid system styles manifest version') |
| 144 | } |
| 145 | return { version, time, author } |
| 146 | } catch (error) { |
| 147 | const code = (error as NodeJS.ErrnoException).code |
| 148 | if (code !== 'ENOENT') { |
| 149 | logger?.warn?.('[styles] system styles manifest invalid', { |
| 150 | path: manifestPath, |
| 151 | message: error instanceof Error ? error.message : String(error) |
| 152 | }) |
| 153 | } |
| 154 | return null |
| 155 | } |
| 156 | } |
| 157 | |
| 158 | async function writeSystemReleaseManifest( |
| 159 | systemPath: string, |
| 160 | manifest: SystemReleaseManifest |
| 161 | ): Promise<void> { |
| 162 | await fs.promises.mkdir(systemPath, { recursive: true }) |
| 163 | const manifestPath = path.join(systemPath, 'manifest.json') |
| 164 | const tmpPath = path.join(systemPath, `.manifest.json.tmp-${process.pid}-${Date.now()}`) |
| 165 | await fs.promises.writeFile(tmpPath, JSON.stringify(manifest, null, 2) + '\n', 'utf8') |
| 166 | await fs.promises.rename(tmpPath, manifestPath) |
| 167 | } |
| 168 |