From 66dc3d44b367167faeaea63e65c040b1cbeb7376 Mon Sep 17 00:00:00 2001
From: Ole Langbehn <ole.langbehn@inoio.de>
Date: Mon, 4 Sep 2023 11:54:40 +0200
Subject: [PATCH] HOLI-3881 add fake mode for local development without
credentials
---
app/main.ts | 20 +++++++++++++++-----
app/server.ts | 14 +++++++++-----
2 files changed, 24 insertions(+), 10 deletions(-)
diff --git a/app/main.ts b/app/main.ts
index 7e31c80..9e9a751 100644
--- a/app/main.ts
+++ b/app/main.ts
@@ -1,5 +1,5 @@
import { logger, LogSeverity } from "./logging.ts";
-import { startServer } from "./server.ts";
+import { DEFAULT_CACHE_ENABLED, DEFAULT_CACHE_TTL_MS_BETTERPLACE, DEFAULT_PORT, startServer } from "./server.ts";
const environment = Deno.env.get("ENVIRONMENT") || "development";
@@ -8,13 +8,23 @@ logger.setUpLogger(
environment === "development" ? LogSeverity.DEFAULT : LogSeverity.INFO,
);
+const required = <T>(name: string, t?: T, fallback?: T): T => {
+ if (!t && fallback === undefined) {
+ throw Error(`Environment variable "${name}" is required`);
+ } else {
+ return t !== undefined ? t : fallback!;
+ }
+};
+
const serverConfigFromEnv = () => {
const asNumber = (str?: string) => (str ? Number(str) : undefined);
- const asBoolean = (str?: string) => (str ? Boolean(str) : undefined);
+ const asBoolean = (str?: string) => (str ? /^true$/i.test(str) : undefined);
+ logger.info(`fake ${Deno.env.get("FAKE")} ${asBoolean(Deno.env.get("FAKE"))}`)
return {
- port: asNumber(Deno.env.get("PORT")),
- cacheEnabled: asBoolean(Deno.env.get("CACHE_ENABLED")),
- cacheTtlMsBetterplace: asNumber(Deno.env.get("CACHE_TTL_MS_BETTERPLACE")),
+ port: required("PORT", asNumber(Deno.env.get("PORT")), DEFAULT_PORT),
+ cacheEnabled: required("CACHE_ENABLED", asBoolean(Deno.env.get("CACHE_ENABLED")), DEFAULT_CACHE_ENABLED),
+ cacheTtlMsBetterplace: required("CACHE_TTL_MS_BETTERPLACE", asNumber(Deno.env.get("CACHE_TTL_MS_BETTERPLACE")), DEFAULT_CACHE_TTL_MS_BETTERPLACE),
+ fake: asBoolean(Deno.env.get("FAKE")) || false, // For local development. If set, the API returns dummy data
};
};
diff --git a/app/server.ts b/app/server.ts
index 9969597..ebccd3e 100644
--- a/app/server.ts
+++ b/app/server.ts
@@ -87,21 +87,21 @@ const createResolvers = (_config: ServerConfig) => ({
_parent: any,
parameters: ProjectsParameters = {},
context: GraphQLContext,
- ) => fetchProjects(parameters, context.language),
+ ) => _config.fake ? Promise.resolve({totalResults: 0, data: []}) : fetchProjects(parameters, context.language),
project: (
// deno-lint-ignore no-explicit-any
_parent: any,
parameters: ProjectParameters,
context: GraphQLContext,
- ) => fetchProject(parameters, context.language),
+ ) => _config.fake ? Promise.resolve({}) : fetchProject(parameters, context.language),
},
Project: {
categories: (args: Project) => fetchCategories(args.id),
news: (args: Project, parameters: NewsParameters = {}) =>
- fetchNews(args, parameters),
+ _config.fake ? Promise.resolve([]) : fetchNews(args, parameters),
},
Initiative: {
- url: (args: Initiative) => fetchInitiativeUrl(args),
+ url: (args: Initiative) => _config.fake ? Promise.resolve(undefined) : fetchInitiativeUrl(args),
},
});
@@ -113,6 +113,7 @@ export interface ServerConfig {
port?: number; // default: 8001
cacheEnabled?: boolean; // default: true
cacheTtlMsBetterplace?: number; // default: 60 seconds
+ fake: boolean; // For local development. If set, the API returns dummy data
}
const getLanguage = (languages = "") =>
@@ -174,13 +175,16 @@ type GraphQLContext = {
export const startServer = (config: ServerConfig): Promise<void> => {
const graphQLServer: GraphQLServer = createGraphQLServer(config);
return serve(graphQLServer.handleRequest, {
- port: config.port || DEFAULT_PORT,
+ port: config.port,
onListen({ port, hostname }) {
logger.info(
`Server started at http://${
hostname === "0.0.0.0" ? "localhost" : hostname
}:${port}/graphql`,
);
+ if(config.fake) {
+ logger.info(`Server is serving fake data due to FAKE env var set to true`)
+ }
},
});
};
--
GitLab