WIP: updated HTMLReactParserOptions replace function, from complex if else to handler pattern

backend/db.ts

@@ -1,11 +1,25 @@
 import mysql, { PoolOptions } from "mysql2";
+import * as fs from 'fs';
+import * as appEnv from "./env";
+
+if (typeof process.env.MYSQL_SSL_CA === 'undefined') {
+    throw new Error("missing MYSQL_SSL_CA")
+}
+
+if (typeof process.env.MYSQL_SSL_KEY === 'undefined') {
+    throw new Error("missing MYSQL_SSL_KEY")
+}
+
+if (typeof process.env.MYSQL_SSL_CERT === 'undefined') {
+    throw new Error("missing MYSQL_SSL_CERT")
+}
 
 const access: PoolOptions = {
-    host: process.env.MYSQL_HOST,
-    port: 'MYSQL_PORT' in process.env && typeof process.env.MYSQL_PORT === 'string' ? parseInt(process.env.MYSQL_PORT) : 3306,
-    user: process.env.MYSQL_USER,
-    password: process.env.MYSQL_PASSWORD,
-    database: 'MYSQL_DATABASE' in process.env ? process.env.MYSQL_DATABASE : 'blog',
+    host: appEnv.getMysqlHost(),
+    port: appEnv.getMysqlPort(),
+    user: appEnv.getMysqlUser(),
+    password: appEnv.getMysqlPassword(),
+    database: appEnv.getMysqlDatabase(),
     waitForConnections: true,
     connectionLimit: 10,
     maxIdle: 10,
@@ -13,6 +27,11 @@ const access: PoolOptions = {
     queueLimit: 0,
     enableKeepAlive: true,
     keepAliveInitialDelay: 0,
+    ssl: {
+       ca: fs.readFileSync(appEnv.getMysqlSslCaFile()),
+        key: fs.readFileSync(appEnv.getMysqlSslKeyFile()),
+        cert: fs.readFileSync(appEnv.getMysqlSslCertFile())
+    }
 }
 
 export const pool = mysql.createPool(access)

backend/env.ts

@@ -0,0 +1,63 @@
+export function getMysqlHost(): string {
+    if (typeof process.env.MYSQL_HOST === 'undefined') {
+        throw new Error("missing env MYSQL_HOST")
+    }
+
+    return process.env.MYSQL_HOST
+}
+
+export function getMysqlPort(): number {
+    if (typeof process.env.MYSQL_PORT === 'undefined') {
+        throw new Error("missing env MYSQL_PORT")
+    }
+
+    return parseInt(process.env.MYSQL_PORT)
+}
+
+export function getMysqlUser(): string {
+    if (typeof process.env.MYSQL_USER === 'undefined') {
+        throw new Error("missing env MYSQL_USER")
+    }
+
+    return process.env.MYSQL_USER
+}
+
+export function getMysqlPassword(): string {
+    if (typeof process.env.MYSQL_PASSWORD === 'undefined') {
+        throw new Error("missing env MYSQL_PASSWORD")
+    }
+
+    return process.env.MYSQL_PASSWORD
+}
+
+export function getMysqlDatabase(): string {
+    if (typeof process.env.MYSQL_DATABASE === 'undefined') {
+        throw new Error("missing env MYSQL_DATABASE")
+    }
+
+    return process.env.MYSQL_DATABASE
+}
+
+export function getMysqlSslCaFile(): string {
+    if (typeof process.env.MYSQL_SSL_CA === 'undefined') {
+        throw new Error("missing env MYSQL_SSL_CA")
+    }
+
+    return process.env.MYSQL_SSL_CA
+}
+
+export function getMysqlSslCertFile(): string {
+    if (typeof process.env.MYSQL_SSL_CERT === 'undefined') {
+        throw new Error("missing env MYSQL_SSL_CERT")
+    }
+
+    return process.env.MYSQL_SSL_CERT
+}
+
+export function getMysqlSslKeyFile(): string {
+    if (typeof process.env.MYSQL_SSL_KEY === 'undefined') {
+        throw new Error("missing env MYSQL_SSL_KEY")
+    }
+
+    return process.env.MYSQL_SSL_KEY
+}