1import * as Effect from "effect/Effect";
2import * as Binding from "../../Binding.ts";
3import * as Output from "../../Output.ts";
4import { isBindingHost } from "../Lambda/Function.ts";
5import type { Vault } from "./Vault.ts";
6
7/**
8 * Shared scaffolding for the Glacier runtime bindings.
9 *
10 * NOT exported from `index.ts` — every `{Op}Http.ts` in this service is a
11 * thin `Layer.effect(Cap, makeGlacierVaultHttpBinding({ … }))` over the
12 * builder below. Everything except the operation and the IAM action list is
13 * boilerplate: Glacier's REST API scopes every data-plane operation to a
14 * vault, so the runtime callable injects the bound {@link Vault}'s name (and
15 * the `-` account-id path segment, meaning "the account that signed the
16 * request") and the deploy-time half grants `actions` on the vault's ARN.
17 */
18export const makeGlacierVaultHttpBinding = <
19 I extends { accountId: string; vaultName: string },
20 A,
21 E,
22 R,
23>(options: {
24 /** Fully-qualified binding tag, e.g. `AWS.Glacier.UploadArchive`. */
25 tag: string;
26 /**
27 * The distilled operation; `accountId` (always `-`) and `vaultName` are
28 * injected from the bound vault.
29 */
30 operation: Effect.Effect<(input: I) => Effect.Effect<A, E>, never, R>;
31 /** IAM actions granted on the vault ARN. */
32 actions: readonly string[];
33}) =>
34 Effect.gen(function* () {
35 const op = yield* options.operation;
36
37 return Effect.fn(function* (vault: Vault) {
38 const vaultName = yield* vault.vaultName;
39 if (!globalThis.__ALCHEMY_RUNTIME__) {
40 const host = yield* Binding.Host;
41 if (isBindingHost(host)) {
42 yield* host.bind`Allow(${host}, ${options.tag}(${vault}))`({
43 policyStatements: [
44 {
45 Effect: "Allow",
46 Action: [...options.actions],
47 Resource: [Output.interpolate`${vault.vaultArn}`],
48 },
49 ],
50 });
51 }
52 }
53 return Effect.fn(`${options.tag}(${vault.LogicalId})`)(function* (
54 request?: Omit<I, "accountId" | "vaultName">,
55 ) {
56 return yield* op({
57 ...request,
58 accountId: "-",
59 vaultName: yield* vaultName,
60 } as I);
61 });
62 });
63 });