init boilerplate postgres

Author: SafakB

.gitignore

@@ -0,0 +1,104 @@
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+lerna-debug.log*
+
+# Diagnostic reports (https://nodejs.org/api/report.html)
+report.[0-9]*.[0-9]*.[0-9]*.[0-9]*.json
+
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+*.lcov
+
+# nyc test coverage
+.nyc_output
+
+# Grunt intermediate storage (https://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# Bower dependency directory (https://bower.io/)
+bower_components
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (https://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directories
+node_modules/
+jspm_packages/
+
+# TypeScript v1 declaration files
+typings/
+
+# TypeScript cache
+*.tsbuildinfo
+
+# Optional npm cache directory
+.npm
+
+# Optional eslint cache
+.eslintcache
+
+# Microbundle cache
+.rpt2_cache/
+.rts2_cache_cjs/
+.rts2_cache_es/
+.rts2_cache_umd/
+
+# Optional REPL history
+.node_repl_history
+
+# Output of 'npm pack'
+*.tgz
+
+# Yarn Integrity file
+.yarn-integrity
+
+# dotenv environment variables file
+.env
+.env.test
+
+# parcel-bundler cache (https://parceljs.org/)
+.cache
+
+# Next.js build output
+.next
+
+# Nuxt.js build / generate output
+.nuxt
+dist
+
+# Gatsby files
+.cache/
+# Comment in the public line in if your project uses Gatsby and *not* Next.js
+# https://nextjs.org/blog/next-9-1#public-directory-support
+# public
+
+# vuepress build output
+.vuepress/dist
+
+# Serverless directories
+.serverless/
+
+# FuseBox cache
+.fusebox/
+
+# DynamoDB Local files
+.dynamodb/
+
+# TernJS port file
+.tern-port

README.md

@@ -0,0 +1,3 @@
+# Postgres + PosgREST + Socket.IO
+
+Document is soon...

docker-compose.yml

@@ -0,0 +1,48 @@
+version: '3'
+services:
+  server:
+    image: postgrest/postgrest
+    ports:
+      - "3000:3000"
+    environment:
+      PGRST_DB_URI: postgres://test_user:123456@db:5432/blog
+      PGRST_OPENAPI_SERVER_PROXY_URI: http://127.0.0.1:3000
+      PGRST_DB_SCHEMA: public
+      PGRST_DB_ANON_ROLE: web_anon
+      PGRST_JWT_SECRET: "varmB8bXwQzn91ZLxHFJhXEy6S3cN3sB"
+    depends_on:
+      - db
+  db:
+    image: postgres
+    ports:
+      - "5432:5432"
+    environment:
+      POSTGRES_DB: blog
+      POSTGRES_USER: postgres
+      POSTGRES_PASSWORD: 123456
+  # Uncomment this if you want to persist the data.
+    volumes:
+      - "./pgdata:/var/lib/postgresql/data"
+  swagger:
+    image: swaggerapi/swagger-ui
+    ports:
+      - "8080:8080"
+    expose:
+      - "8080"
+    environment:
+      API_URL: http://127.0.0.1:3000/
+  socket:
+    image: node:14
+    working_dir: /app
+    volumes:
+      - ./socket:/app
+    command: "npm start"
+    ports:
+      - "4000:4000"
+    depends_on:
+      - db
+    environment:
+      PGHOST: db
+      PGUSER: test_user
+      PGPASSWORD: 123456
+      PGDATABASE: blog

socket/index.js

@@ -0,0 +1,50 @@
+const { Client } = require('pg');
+const express = require('express');
+const http = require('http');
+const socketIo = require('socket.io');
+
+const app = express();
+const server = http.createServer(app);
+const io = socketIo(server, {
+  cors: {
+    origin: "*",
+    methods: ["GET", "POST"],
+  }
+});
+
+const pgClient = new Client({
+  host: process.env.PGHOST,
+  user: process.env.PGUSER,
+  password: process.env.PGPASSWORD,
+  database: process.env.PGDATABASE,
+});
+
+pgClient.connect();
+
+pgClient.query('LISTEN category_changes');
+
+pgClient.on('notification', (msg) => {
+  const payload = JSON.parse(msg.payload);
+  io.emit('categoryChanges', payload);
+});
+
+io.on('connection', (socket) => {
+  console.log('Yeni bir istemci bağlandı');
+
+  socket.on('listenCategoryId', (categoryId) => {
+    console.log(`İstemci ${categoryId} ID'sine sahip kayıtları dinliyor.`);
+
+    pgClient.on('notification', (msg) => {
+      const payload = JSON.parse(msg.payload);
+      console.log(payload);
+      if (payload.id === parseInt(categoryId, 10)) {
+        socket.emit(`categoryChange-${categoryId}`, payload);
+      }
+    });
+  });
+});
+
+server.listen(4000, () => {
+  console.log('Socket.IO sunucusu 4000 portunda çalışıyor');
+});
+