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Diffstat (limited to 'web/src/api.js')
| -rw-r--r-- | web/src/api.js | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/web/src/api.js b/web/src/api.js new file mode 100644 index 0000000..3651067 --- /dev/null +++ b/web/src/api.js @@ -0,0 +1,43 @@ +// Thin fetch wrapper for the typerpunk-server backend. Base URL is +// same-origin by default (a reverse proxy is expected to route /api/* to the +// backend in that setup); window.TYPERPUNK_API_URL overrides it for local +// dev or any split frontend/backend hosting, mirroring the existing +// window.TYPERPUNK_TEXTS_URL override pattern already used for the dataset. +const BASE_URL = (typeof window !== 'undefined' && window.TYPERPUNK_API_URL) || ''; + +export class ApiError extends Error { + constructor(status, message) { + super(message); + this.status = status; + } +} + +async function request(method, path, body) { + const res = await fetch(`${BASE_URL}${path}`, { + method, + credentials: 'include', + headers: body !== undefined ? { 'Content-Type': 'application/json' } : undefined, + body: body !== undefined ? JSON.stringify(body) : undefined, + }); + + let data = null; + try { data = await res.json(); } catch { /* empty body, e.g. logout */ } + + if (!res.ok) { + throw new ApiError(res.status, (data && data.error) || `request failed (${res.status})`); + } + return data; +} + +export const api = { + get: path => request('GET', path), + post: (path, body) => request('POST', path, body ?? {}), + delete: path => request('DELETE', path), +}; + +// For the rare case a caller needs a real page navigation instead of a +// fetch - the Spotify OAuth login link has to be an actual top-level +// navigation so the browser can load Spotify's own consent screen. +export function apiUrl(path) { + return `${BASE_URL}${path}`; +} |