elysia
Version:
Ergonomic Framework for Human
360 lines (359 loc) • 13.1 kB
JavaScript
import {
createResponseHandler,
createStreamHandler,
handleFile,
handleSet
} from "../utils.mjs";
import { isNotEmpty } from "../../utils.mjs";
import { Cookie } from "../../cookies.mjs";
import { ElysiaCustomStatusResponse } from "../../error.mjs";
const mapResponse = (response, set2, request) => {
if (isNotEmpty(set2.headers) || set2.status !== 200 || set2.cookie)
switch (handleSet(set2), response?.constructor?.name) {
case "String":
return new Response(response, set2);
case "Array":
case "Object":
return set2.headers["content-type"] = "application/json", new Response(JSON.stringify(response), set2);
case "ElysiaFile":
return handleFile(
response.value,
set2
);
case "File":
return handleFile(response, set2);
case "Blob":
return handleFile(response, set2);
case "ElysiaCustomStatusResponse":
return set2.status = response.code, mapResponse(
response.response,
set2,
request
);
case void 0:
return response ? new Response(JSON.stringify(response), set2) : new Response("", set2);
case "Response":
return handleResponse(response, set2, request);
case "Error":
return errorToResponse(response, set2);
case "Promise":
return response.then(
(x) => mapResponse(x, set2, request)
);
case "Function":
return mapResponse(response(), set2, request);
case "Number":
case "Boolean":
return new Response(
response.toString(),
set2
);
case "Cookie":
return response instanceof Cookie ? new Response(response.value, set2) : new Response(response?.toString(), set2);
case "FormData":
return new Response(response, set2);
default:
if (response instanceof Response)
return handleResponse(response, set2, request);
if (response instanceof Promise)
return response.then((x) => mapResponse(x, set2));
if (response instanceof Error)
return errorToResponse(response, set2);
if (response instanceof ElysiaCustomStatusResponse)
return set2.status = response.code, mapResponse(
response.response,
set2,
request
);
if (
// @ts-expect-error
typeof response?.next == "function" || response instanceof ReadableStream
)
return handleStream(response, set2, request);
if (typeof response?.then == "function")
return response.then((x) => mapResponse(x, set2));
if (typeof response?.toResponse == "function")
return mapResponse(response.toResponse(), set2);
if ("charCodeAt" in response) {
const code = response.charCodeAt(0);
if (code === 123 || code === 91)
return set2.headers["Content-Type"] || (set2.headers["Content-Type"] = "application/json"), new Response(
JSON.stringify(response),
set2
);
}
return new Response(response, set2);
}
return (
// @ts-expect-error
typeof response?.next == "function" || response instanceof ReadableStream ? handleStream(response, set2, request) : mapCompactResponse(response, request)
);
}, mapEarlyResponse = (response, set2, request) => {
if (response != null)
if (isNotEmpty(set2.headers) || set2.status !== 200 || set2.cookie)
switch (handleSet(set2), response?.constructor?.name) {
case "String":
return new Response(response, set2);
case "Array":
case "Object":
return set2.headers["content-type"] = "application/json", new Response(JSON.stringify(response), set2);
case "ElysiaFile":
return handleFile(response.value, set2);
case "File":
return handleFile(response, set2);
case "Blob":
return handleFile(response, set2);
case "ElysiaCustomStatusResponse":
return set2.status = response.code, mapEarlyResponse(
response.response,
set2,
request
);
case void 0:
return response ? new Response(JSON.stringify(response), set2) : void 0;
case "Response":
return handleResponse(response, set2, request);
case "Promise":
return response.then(
(x) => mapEarlyResponse(x, set2)
);
case "Error":
return errorToResponse(response, set2);
case "Function":
return mapEarlyResponse(response(), set2);
case "Number":
case "Boolean":
return new Response(
response.toString(),
set2
);
case "FormData":
return new Response(response);
case "Cookie":
return response instanceof Cookie ? new Response(response.value, set2) : new Response(response?.toString(), set2);
default:
if (response instanceof Response)
return handleResponse(response, set2, request);
if (response instanceof Promise)
return response.then((x) => mapEarlyResponse(x, set2));
if (response instanceof Error)
return errorToResponse(response, set2);
if (response instanceof ElysiaCustomStatusResponse)
return set2.status = response.code, mapEarlyResponse(
response.response,
set2,
request
);
if (
// @ts-expect-error
typeof response?.next == "function" || response instanceof ReadableStream
)
return handleStream(response, set2, request);
if (typeof response?.then == "function")
return response.then((x) => mapEarlyResponse(x, set2));
if (typeof response?.toResponse == "function")
return mapEarlyResponse(response.toResponse(), set2);
if ("charCodeAt" in response) {
const code = response.charCodeAt(0);
if (code === 123 || code === 91)
return set2.headers["Content-Type"] || (set2.headers["Content-Type"] = "application/json"), new Response(
JSON.stringify(response),
set2
);
}
return new Response(response, set2);
}
else
switch (response?.constructor?.name) {
case "String":
return new Response(response);
case "Array":
case "Object":
return set2.headers["content-type"] = "application/json", new Response(JSON.stringify(response), set2);
case "ElysiaFile":
return handleFile(response.value, set2);
case "File":
return handleFile(response, set2);
case "Blob":
return handleFile(response, set2);
case "ElysiaCustomStatusResponse":
return set2.status = response.code, mapEarlyResponse(
response.response,
set2,
request
);
case void 0:
return response ? new Response(JSON.stringify(response), {
headers: {
"content-type": "application/json"
}
}) : new Response("");
case "Response":
return response;
case "Promise":
return response.then((x) => {
const r = mapEarlyResponse(x, set2);
if (r !== void 0) return r;
});
case "Error":
return errorToResponse(response, set2);
case "Function":
return mapCompactResponse(response(), request);
case "Number":
case "Boolean":
return new Response(response.toString());
case "Cookie":
return response instanceof Cookie ? new Response(response.value, set2) : new Response(response?.toString(), set2);
case "FormData":
return new Response(response);
default:
if (response instanceof Response) return response;
if (response instanceof Promise)
return response.then((x) => mapEarlyResponse(x, set2));
if (response instanceof Error)
return errorToResponse(response, set2);
if (response instanceof ElysiaCustomStatusResponse)
return set2.status = response.code, mapEarlyResponse(
response.response,
set2,
request
);
if (
// @ts-expect-error
typeof response?.next == "function" || response instanceof ReadableStream
)
return handleStream(response, set2, request);
if (typeof response?.then == "function")
return response.then((x) => mapEarlyResponse(x, set2));
if (typeof response?.toResponse == "function")
return mapEarlyResponse(response.toResponse(), set2);
if ("charCodeAt" in response) {
const code = response.charCodeAt(0);
if (code === 123 || code === 91)
return set2.headers["Content-Type"] || (set2.headers["Content-Type"] = "application/json"), new Response(
JSON.stringify(response),
set2
);
}
return new Response(response);
}
}, mapCompactResponse = (response, request) => {
switch (response?.constructor?.name) {
case "String":
return new Response(response);
case "Object":
case "Array":
return new Response(JSON.stringify(response), {
headers: {
"Content-Type": "application/json"
}
});
case "ElysiaFile":
return handleFile(response.value);
case "File":
return handleFile(response);
case "Blob":
return handleFile(response);
case "ElysiaCustomStatusResponse":
return mapResponse(
response.response,
{
status: response.code,
headers: {}
}
);
case void 0:
return response ? new Response(JSON.stringify(response), {
headers: {
"content-type": "application/json"
}
}) : new Response("");
case "Response":
return response;
case "Error":
return errorToResponse(response);
case "Promise":
return response.then(
(x) => mapCompactResponse(x, request)
);
// ? Maybe response or Blob
case "Function":
return mapCompactResponse(response(), request);
case "Number":
case "Boolean":
return new Response(response.toString());
case "FormData":
return new Response(response);
default:
if (response instanceof Response) return response;
if (response instanceof Promise)
return response.then(
(x) => mapCompactResponse(x, request)
);
if (response instanceof Error)
return errorToResponse(response);
if (response instanceof ElysiaCustomStatusResponse)
return mapResponse(
response.response,
{
status: response.code,
headers: {}
}
);
if (
// @ts-expect-error
typeof response?.next == "function" || response instanceof ReadableStream
)
return handleStream(response, void 0, request);
if (typeof response?.then == "function")
return response.then((x) => mapResponse(x, set));
if (typeof response?.toResponse == "function")
return mapCompactResponse(response.toResponse());
if ("charCodeAt" in response) {
const code = response.charCodeAt(0);
if (code === 123 || code === 91)
return new Response(JSON.stringify(response), {
headers: {
"Content-Type": "application/json"
}
});
}
return new Response(response);
}
}, errorToResponse = (error, set2) => {
if (typeof error?.toResponse == "function") {
const raw = error.toResponse(), targetSet = set2 ?? { headers: {}, status: 200, redirect: "" }, apply = (resolved) => (resolved instanceof Response && (targetSet.status = resolved.status), mapResponse(resolved, targetSet));
return typeof raw?.then == "function" ? raw.then(apply) : apply(raw);
}
return new Response(
JSON.stringify({
name: error?.name,
message: error?.message,
cause: error?.cause
}),
{
status: set2?.status !== 200 ? set2?.status ?? 500 : 500,
headers: set2?.headers
}
);
}, createStaticHandler = (handle, hooks, setHeaders = {}) => {
if (typeof handle == "function") return;
const response = mapResponse(handle, {
headers: setHeaders
});
if (!hooks.parse?.length && !hooks.transform?.length && !hooks.beforeHandle?.length && !hooks.afterHandle?.length)
return () => response.clone();
}, handleResponse = createResponseHandler({
mapResponse,
mapCompactResponse
}), handleStream = createStreamHandler({
mapResponse,
mapCompactResponse
});
export {
createStaticHandler,
errorToResponse,
mapCompactResponse,
mapEarlyResponse,
mapResponse
};