CLI (#84)

* move to packages

* update deps

* update deps

* actions maintenance

* don't use blob

* cli

* fix default import

* use synthetic default imports

* remove comment

* cli packaging

* node 18 guard

* packages

* build system

* testing

* test pipeline

* pipelines

* changelog

* version bump

* update locales

* update deps

* update deps

* update dependecies

packages/shared/package.json

@@ -0,0 +1,22 @@
+{
+  "private": true,
+  "name": "@cryptgeon/shared",
+  "type": "module",
+  "types": "./dist/index.d.ts",
+  "exports": {
+    ".": {
+      "types": "./dist/index.d.ts",
+      "import": "./dist/index.js"
+    }
+  },
+  "scripts": {
+    "dev": "tsc -w",
+    "build": "tsc"
+  },
+  "devDependencies": {
+    "typescript": "^5.0.4"
+  },
+  "dependencies": {
+    "occulto": "^2.0.1"
+  }
+}

packages/shared/src/adapters.ts

@@ -0,0 +1,61 @@
+import { AES, Bytes, type TypedArray } from 'occulto'
+import type { EncryptedFileDTO, FileDTO } from './api'
+
+abstract class CryptAdapter<T> {
+  abstract encrypt(plaintext: T, key: TypedArray): Promise<string>
+  abstract decrypt(ciphertext: string, key: TypedArray): Promise<T>
+}
+
+class CryptTextAdapter implements CryptAdapter<string> {
+  async encrypt(plaintext: string, key: TypedArray) {
+    return await AES.encrypt(Bytes.encode(plaintext), key)
+  }
+  async decrypt(ciphertext: string, key: TypedArray) {
+    return Bytes.decode(await AES.decrypt(ciphertext, key))
+  }
+}
+
+class CryptBlobAdapter implements CryptAdapter<TypedArray> {
+  async encrypt(plaintext: TypedArray, key: TypedArray) {
+    return await AES.encrypt(plaintext, key)
+  }
+
+  async decrypt(ciphertext: string, key: TypedArray) {
+    return await AES.decrypt(ciphertext, key)
+    // const plaintext = await AES.decrypt(ciphertext, key)
+    // return new Blob([plaintext], { type: 'application/octet-stream' })
+  }
+}
+
+class CryptFilesAdapter implements CryptAdapter<FileDTO[]> {
+  async encrypt(plaintext: FileDTO[], key: TypedArray) {
+    const adapter = new CryptBlobAdapter()
+    const data: Promise<EncryptedFileDTO>[] = plaintext.map(async (file) => ({
+      name: file.name,
+      size: file.size,
+      type: file.type,
+      contents: await adapter.encrypt(file.contents, key),
+    }))
+    return JSON.stringify(await Promise.all(data))
+  }
+
+  async decrypt(ciphertext: string, key: TypedArray) {
+    const adapter = new CryptBlobAdapter()
+    const data: EncryptedFileDTO[] = JSON.parse(ciphertext)
+    const files: FileDTO[] = await Promise.all(
+      data.map(async (file) => ({
+        name: file.name,
+        size: file.size,
+        type: file.type,
+        contents: await adapter.decrypt(file.contents, key),
+      }))
+    )
+    return files
+  }
+}
+
+export const Adapters = {
+  Text: new CryptTextAdapter(),
+  Blob: new CryptBlobAdapter(),
+  Files: new CryptFilesAdapter(),
+}

packages/shared/src/api.ts

@@ -0,0 +1,106 @@
+import type { TypedArray } from 'occulto'
+
+export type NoteMeta = { type: 'text' | 'file' }
+
+export type Note = {
+  contents: string
+  meta: NoteMeta
+  views?: number
+  expiration?: number
+}
+export type NoteInfo = {}
+export type NotePublic = Pick<Note, 'contents' | 'meta'>
+export type NoteCreate = Omit<Note, 'meta'> & { meta: string }
+
+export type FileDTO = Pick<File, 'name' | 'size' | 'type'> & {
+  contents: TypedArray
+}
+
+export type EncryptedFileDTO = Omit<FileDTO, 'contents'> & {
+  contents: string
+}
+
+type CallOptions = {
+  url: string
+  method: string
+  body?: any
+}
+
+export class PayloadToLargeError extends Error {}
+
+export let BASE = ''
+
+export function setBase(url: string) {
+  BASE = url
+}
+
+export async function call(options: CallOptions) {
+  const response = await fetch(BASE + '/api/' + options.url, {
+    method: options.method,
+    body: options.body === undefined ? undefined : JSON.stringify(options.body),
+    mode: 'cors',
+    headers: {
+      'Content-Type': 'application/json',
+    },
+  })
+
+  if (!response.ok) {
+    if (response.status === 413) throw new PayloadToLargeError()
+    else throw new Error('API call failed')
+  }
+  return response.json()
+}
+
+export async function create(note: Note) {
+  const { meta, ...rest } = note
+  const body: NoteCreate = {
+    ...rest,
+    meta: JSON.stringify(meta),
+  }
+  const data = await call({
+    url: 'notes/',
+    method: 'post',
+    body,
+  })
+  return data as { id: string }
+}
+
+export async function get(id: string): Promise<NotePublic> {
+  const data = await call({
+    url: `notes/${id}`,
+    method: 'delete',
+  })
+  const { contents, meta } = data
+  return {
+    contents,
+    meta: JSON.parse(meta) as NoteMeta,
+  }
+}
+
+export async function info(id: string): Promise<NoteInfo> {
+  const data = await call({
+    url: `notes/${id}`,
+    method: 'get',
+  })
+  return data
+}
+
+export type Status = {
+  version: string
+  max_size: number
+  max_views: number
+  max_expiration: number
+  allow_advanced: boolean
+  theme_image: string
+  theme_text: string
+  theme_favicon: string
+  theme_page_title: string
+}
+
+export async function status() {
+  const data = await call({
+    url: 'status/',
+    method: 'get',
+  })
+  return data as Status
+}

packages/shared/src/index.ts

@@ -0,0 +1,2 @@
+export * from './adapters.js'
+export * from './api.js'

packages/shared/tsconfig.json

@@ -0,0 +1,12 @@
+{
+  "compilerOptions": {
+    "incremental": true,
+    "composite": true,
+    "target": "es2022",
+    "module": "es2022",
+    "rootDir": "./src",
+    "moduleResolution": "node",
+    "outDir": "./dist",
+    "strict": true
+  }
+}