70 lines
1.5 KiB
TypeScript
70 lines
1.5 KiB
TypeScript
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import { Gist, GistFile } from "./types"
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async function fetchHelper(response: Response): Promise<Response> {
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if (!response.ok) {
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const isJson = response.headers
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.get("content-type")
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?.includes("application/json")
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const err = await (isJson ? response.json() : response.text())
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throw new Error(err)
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}
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return response
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}
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type Timestamp = string // e.g.: "2010-04-14T02:15:15Z"
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interface File {
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filename: string
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content: string
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raw_url: string
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truncated: boolean
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}
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export interface GistResponse {
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id: string
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created_at: Timestamp
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description: String
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files: {
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[key: string]: File
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}
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truncated: boolean
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}
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function toFile(file: File): GistFile {
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return {
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filename: file.filename,
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content: file.truncated
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? () =>
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fetch(file.raw_url)
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.then(fetchHelper)
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.then((res) => res.text())
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: () => Promise.resolve(file.content)
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}
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}
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export function responseToGist(response: GistResponse): Gist {
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if (response.truncated) throw new Error("Gist has too many files to import")
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return {
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id: response.id,
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created_at: new Date(response.created_at),
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description: response.description || Object.keys(response.files)[0],
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files: Object.values(response.files).map(toFile)
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}
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}
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export async function getGist(id: string): Promise<Gist> {
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const response: GistResponse = await fetch(
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`https://api.github.com/gists/${id}`,
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{
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method: "GET",
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headers: {
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Accept: "application/vnd.github.v3+json"
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}
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}
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)
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.then(fetchHelper)
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.then((res) => res.json())
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return responseToGist(response)
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}
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