feat: support get fastifyInstance in service

searchfe · Apr 1, 2021 · 2367f2b · 2367f2b
1 parent a22ea4e
commit 2367f2b
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Showing 3 changed files with 27 additions and 14 deletions.
diff --git a/example/hoth-quickstart/src/lib/calculator/index.service.ts b/example/hoth-quickstart/src/lib/calculator/index.service.ts
@@ -1,8 +1,11 @@
-import {Service} from '@hoth/decorators';
+import {getFastifyInstanceByAppName, Service} from '@hoth/decorators';
 
 @Service()
 export default class Calculator {
+
+    private service = getFastifyInstanceByAppName('quickstart');
+
     add(a: number, b: number) {
-        return a + b;
+        return a + b + this.service.$appConfig.get('test');
     }
-}
+}
diff --git a/packages/app-autoload/src/index.ts b/packages/app-autoload/src/index.ts
@@ -88,6 +88,19 @@ async function load(appConfig: AppConfig, childInstance: FastifyInstance) {
         ...appConfig,
     });
 
+    const configProxy = {
+        get(property: string | string[]) {
+            const props = Array.isArray(property)
+                ? [appConfig.name, ...property]
+                : `${appConfig.name}.${property}`;
+            if (Config.has(props)) {
+                return Config.get(props);
+            }
+        },
+    };
+
+    childInstance.decorate('$appConfig', configProxy);
+
     // register app plugins
     const appEntryModule: FastifyPluginAsync = await loadModule(pluginAppConfig.entryPath);
     await appEntryModule(childInstance, {...appConfig});
@@ -114,16 +127,7 @@ async function load(appConfig: AppConfig, childInstance: FastifyInstance) {
         appName: appConfig.name,
     });
 
-    childInstance.addHook('onRequest', onRequestFactory({
-        get(property: string | string[]) {
-            const props = Array.isArray(property)
-                ? [appConfig.name, ...property]
-                : `${appConfig.name}.${property}`;
-            if (Config.has(props)) {
-                return Config.get(props);
-            }
-        },
-    }, childInstance));
+    childInstance.addHook('onRequest', onRequestFactory(configProxy, childInstance));
 
     childInstance.addHook('preHandler', preHandlerFactory(appConfig.name));
     childInstance.addHook('preHandler', loggerMiddleware);

diff --git a/packages/decorators/src/index.ts b/packages/decorators/src/index.ts
@@ -5,7 +5,7 @@ import 'reflect-metadata';
 import type {FastifyInstance} from 'fastify';
 
 import type {AutoLoadConfig} from 'fastify-decorators/interfaces/bootstrap-config';
-import {bootstrap as bootstrapInner} from 'fastify-decorators';
+import {bootstrap as bootstrapInner, FastifyInstanceToken} from 'fastify-decorators';
 
 export {
     Controller,
@@ -60,5 +60,11 @@ declare module 'fastify' {
         addNotice: (key: string, value: string) => void;
         addPerformance: (name: string, value: number) => void;
     }
+
+    interface FastifyInstance {
+        readonly $appConfig: {
+            get: (property: string | string[]) => any;
+        };
+    }
 }