72 lines
2.2 KiB
TypeScript
72 lines
2.2 KiB
TypeScript
import * as fs from "fs";
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import { assert } from "tsafe";
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import type { Equals } from "tsafe";
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import { z } from "zod";
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import { join as pathJoin } from "path";
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import { resolvedViteConfigJsonBasename } from "../../constants";
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import type { OptionalIfCanBeUndefined } from "../../tools/OptionalIfCanBeUndefined";
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export type ResolvedViteConfig = {
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buildDir: string;
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publicDir: string;
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assetsDir: string;
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urlPathname: string | undefined;
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};
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const zResolvedViteConfig = z.object({
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"buildDir": z.string(),
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"publicDir": z.string(),
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"assetsDir": z.string(),
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"urlPathname": z.string().optional()
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});
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{
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type Got = ReturnType<(typeof zResolvedViteConfig)["parse"]>;
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type Expected = OptionalIfCanBeUndefined<ResolvedViteConfig>;
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assert<Equals<Got, Expected>>();
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}
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export function readResolvedViteConfig(params: { cacheDirPath: string }): {
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resolvedViteConfig: ResolvedViteConfig | undefined;
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} {
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const { cacheDirPath } = params;
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const resolvedViteConfigJsonFilePath = pathJoin(cacheDirPath, resolvedViteConfigJsonBasename);
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if (!fs.existsSync(resolvedViteConfigJsonFilePath)) {
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return { "resolvedViteConfig": undefined };
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}
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const resolvedViteConfig = (() => {
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if (!fs.existsSync(resolvedViteConfigJsonFilePath)) {
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throw new Error("Missing Keycloakify Vite plugin output.");
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}
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let out: ResolvedViteConfig;
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try {
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out = JSON.parse(fs.readFileSync(resolvedViteConfigJsonFilePath).toString("utf8"));
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} catch {
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throw new Error("The output of the Keycloakify Vite plugin is not a valid JSON.");
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}
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try {
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const zodParseReturn = zResolvedViteConfig.parse(out);
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// So that objectKeys from tsafe return the expected result no matter what.
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Object.keys(zodParseReturn)
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.filter(key => !(key in out))
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.forEach(key => {
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delete (out as any)[key];
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});
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} catch {
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throw new Error("The output of the Keycloakify Vite plugin do not match the expected schema.");
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}
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return out;
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})();
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return { resolvedViteConfig };
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}
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