use TemporaryTotpKeyValue type

server/kv.ts

@@ -1,6 +1,7 @@
 import { AccountCode } from "./type/accountCode.ts";
 import { AccountDisplayName } from "./type/accountDisplayName.ts";
 import { TotpKeyId } from "./type/id.ts";
+import { TotpSecret } from "./type/totpSecret.ts";
 
 export type Idea = {
   readonly title: string;
@@ -34,7 +35,7 @@ export const temporaryTotpKeyKey = (
   totpKeyId: TotpKeyId,
 ) => ["temporaryTotpKey", totpKeyId];
 
-export type temporaryTotpKeyValue = {};
+export type TemporaryTotpKeyValue = TotpSecret;
 
 export const cacheAccountByCodeKey = (
   accountCode: AccountCode,

server/mutation/createAccount.ts

@@ -6,14 +6,14 @@ import { AccountDisplayName } from "../type/accountDisplayName.ts";
 import { getAccountByCodeResolve } from "../query/accountByCode.ts";
 import { TotpKeyId } from "../type/id.ts";
 import { CreateAccountResult } from "../type/createAccountResult.ts";
-import { TotpSecret } from "../type/totpSecret.ts";
 import { TotpCode } from "../type/totpCode.ts";
 import { TOTP } from "https://deno.land/x/[email protected]/totp.ts";
 import {
   Account,
   cacheAccountByCodeKey,
   entityKey,
   temporaryTotpKeyKey,
+  TemporaryTotpKeyValue,
 } from "../kv.ts";
 
 export const createAccount: g.GraphQLFieldConfig<
@@ -56,9 +56,10 @@ export const createAccount: g.GraphQLFieldConfig<
         accountCode: args.accountCode,
       };
     }
-    const totpKey =
-      (await denoKv.get<TotpSecret>(["temporaryTotpKey", args.totpKeyId]))
-        .value;
+    const totpKey = (await denoKv.get<TemporaryTotpKeyValue>(
+      temporaryTotpKeyKey(args.totpKeyId),
+    ))
+      .value;
     if (totpKey === null) {
       return {
         __typename: "CreateAccountNotFoundTotpKeyId",

server/mutation/createPreAccount.ts → server/mutation/createTotpKey.ts

@@ -4,6 +4,7 @@ import { TOTP } from "https://deno.land/x/[email protected]/mod.ts";
 import { TotpKeyAndId } from "../type/totpKeyAndId.ts";
 import { totpKeyIdIdFrom } from "../type/id.ts";
 import { totpSecretFrom } from "../type/totpSecret.ts";
+import { temporaryTotpKeyKey, TemporaryTotpKeyValue } from "../kv.ts";
 
 export const createTotpKey: g.GraphQLFieldConfig<
   void,
@@ -17,11 +18,15 @@ export const createTotpKey: g.GraphQLFieldConfig<
       await TOTP.exportKey(await TOTP.generateKey(32)),
     );
     const id = totpKeyIdIdFrom(crypto.randomUUID().replaceAll("-", ""));
-    await denoKv.set(["temporaryTotpKey", id], key, {
-      expireIn:
-        // 30min
-        30 * 60 * 1000,
-    });
+    await denoKv.set(
+      temporaryTotpKeyKey(id),
+      key satisfies TemporaryTotpKeyValue,
+      {
+        expireIn:
+          // 30min
+          30 * 60 * 1000,
+      },
+    );
     return {
       id,
       secret: key,

server/schema.ts

@@ -2,7 +2,7 @@ import * as g from "npm:graphql";
 import { now } from "./query/now.ts";
 import { createAccount } from "./mutation/createAccount.ts";
 import { accountByCode } from "./query/accountByCode.ts";
-import { createTotpKey } from "./mutation/createPreAccount.ts";
+import { createTotpKey } from "./mutation/createTotpKey.ts";
 import { entities } from "./query/entities.ts";
 
 const query = new g.GraphQLObjectType({