Files
hoppscotch/packages/hoppscotch-app/helpers/RequestRunner.ts
2021-11-05 13:32:27 +05:30

100 lines
3.0 KiB
TypeScript

import { Observable } from "rxjs"
import { filter } from "rxjs/operators"
import { chain, right, TaskEither } from "fp-ts/lib/TaskEither"
import { pipe } from "fp-ts/function"
import * as O from "fp-ts/Option"
import { runTestScript, TestDescriptor } from "@hoppscotch/js-sandbox"
import { isRight } from "fp-ts/Either"
import {
getCombinedEnvVariables,
getFinalEnvsFromPreRequest,
} from "./preRequest"
import { getEffectiveRESTRequest } from "./utils/EffectiveURL"
import { HoppRESTResponse } from "./types/HoppRESTResponse"
import { createRESTNetworkRequestStream } from "./network"
import { HoppTestData, HoppTestResult } from "./types/HoppTestResult"
import { isJSONContentType } from "./utils/contenttypes"
import { getRESTRequest, setRESTTestResults } from "~/newstore/RESTSession"
const getTestableBody = (res: HoppRESTResponse & { type: "success" }) => {
const contentTypeHeader = res.headers.find(
(h) => h.key.toLowerCase() === "content-type"
)
const rawBody = new TextDecoder("utf-8")
.decode(res.body)
.replaceAll("\x00", "")
const x = pipe(
// This pipeline just decides whether JSON parses or not
contentTypeHeader && isJSONContentType(contentTypeHeader.value)
? O.of(rawBody)
: O.none,
// Try parsing, if failed, go to the fail option
O.chain((body) => O.tryCatch(() => JSON.parse(body))),
// If JSON, return that (get), else return just the body string (else)
O.getOrElse<any | string>(() => rawBody)
)
return x
}
export const runRESTRequest$ = (): TaskEither<
string,
Observable<HoppRESTResponse>
> =>
pipe(
getFinalEnvsFromPreRequest(
getRESTRequest().preRequestScript,
getCombinedEnvVariables()
),
chain((envs) => {
const effectiveRequest = getEffectiveRESTRequest(getRESTRequest(), {
name: "Env",
variables: envs,
})
const stream = createRESTNetworkRequestStream(effectiveRequest)
// Run Test Script when request ran successfully
const subscription = stream
.pipe(filter((res) => res.type === "success"))
.subscribe(async (res) => {
if (res.type === "success") {
const runResult = await runTestScript(res.req.testScript, {
status: res.statusCode,
body: getTestableBody(res),
headers: res.headers,
})()
// TODO: Handle script executation fails (isLeft)
if (isRight(runResult)) {
setRESTTestResults(translateToSandboxTestResults(runResult.right))
}
subscription.unsubscribe()
}
})
return right(stream)
})
)
function translateToSandboxTestResults(
testDesc: TestDescriptor
): HoppTestResult {
const translateChildTests = (child: TestDescriptor): HoppTestData => {
return {
description: child.descriptor,
expectResults: child.expectResults,
tests: child.children.map(translateChildTests),
}
}
return {
expectResults: testDesc.expectResults,
tests: testDesc.children.map(translateChildTests),
}
}